From bcd5b35f330fdef3c72dfa1cc02a5e54c1b6e768 Mon Sep 17 00:00:00 2001
From: Nazire <restinpeacejonsnow@gmail.com>
Date: Fri, 13 Dec 2024 18:04:00 +0300
Subject: [PATCH 01/18] has bug in tag selection.

---
 frontend/src/routes/question.tsx | 158 +++++++++++++++++++++++++++++--
 1 file changed, 148 insertions(+), 10 deletions(-)

diff --git a/frontend/src/routes/question.tsx b/frontend/src/routes/question.tsx
index 5d2f7c26..b042e921 100644
--- a/frontend/src/routes/question.tsx
+++ b/frontend/src/routes/question.tsx
@@ -10,16 +10,36 @@ import { FullscreenLoading } from "@/components/FullscreenLoading";
 import { Badge } from "@/components/ui/badge";
 import { Button } from "@/components/ui/button";
 import { toast } from "@/components/ui/use-toast";
+import { DifficultyLevel, TagDetails } from "@/services/api/programmingForumSchemas";
+
 import {
   useDeleteQuestion as useDeleteQuestionById,
   useDownvoteQuestion,
   useGetQuestionDetails,
   useUpvoteQuestion,
+  useUpdateQuestion,
+  useSearchTags,
 } from "@/services/api/programmingForumComponents";
+import { MultiSelect } from "@/components/multi-select";
+import {
+  Form,
+  FormControl,
+  FormField,
+  FormItem,
+  FormMessage,
+} from "@/components/ui/form";
+import { Info } from "lucide-react";
+import { useForm } from "react-hook-form";
+import { zodResolver } from "@hookform/resolvers/zod";
+import { z } from "zod";
+import { Popover, PopoverContent, PopoverTrigger } from "@/components/ui/popover";
+import SyntaxHighlighter from "react-syntax-highlighter";
+import { Input } from "@/components/ui/input";
+import { Textarea } from "@/components/ui/textarea";
 import useAuthStore from "@/services/auth";
 import { convertTagToTrack, useExercismSearch } from "@/services/exercism";
 import { Flag, MessageSquare, ThumbsDown, ThumbsUp, Trash } from "lucide-react";
-import { useState } from "react";
+import { useEffect,useRef, useState } from "react";
 import { Link, useParams } from "react-router-dom";
 
 export default function QuestionPage() {
@@ -84,15 +104,70 @@ export default function QuestionPage() {
     },
   );
 
+  const { data: tagSearchData } = useSearchTags(
+    { queryParams: { q: "", pageSize: 1000 } },
+    { enabled: true },
+  );
+  
+  useEffect(() => {
+    if (tagSearchData?.data) {
+      const tagsData = (tagSearchData.data as { items: TagDetails[] }).items;
+      setAvailableTags(tagsData);
+    }
+  }, [tagSearchData]);
+  
+
+
+  const question = data! || {};
+  const [isEditing, setIsEditing] = useState(false); // To toggle edit mode
+  const [isPreviewMode, setIsPreviewMode] = useState(false); // Preview toggle for description
+  
+  const titleRef = useRef<HTMLInputElement>(null);
+  const contentRef = useRef<HTMLTextAreaElement>(null);
+
+  const [content, setContent] = useState(question.content || ""); // Controlled content state
+  const [tags, setTags] = useState<number[]>(question.tags?.map((tag) => Number(tag.id)) || []); // Tag IDs state
+  const [availableTags, setAvailableTags] = useState<{ tagId: string; name: string }[]>([]); // Available tags
+
+  const { mutateAsync: updateQuestion, isPending } = useUpdateQuestion({
+    onSuccess: () => {
+      refetch();
+      setIsEditing(false);
+    },
+  });
+  
+
+  const saveChanges = async () => {
+    try {
+      await updateQuestion({
+        pathParams: { questionId: question.id },
+        body: {
+          title: titleRef.current?.value || question.title,
+          content: contentRef.current?.value || question.content,
+          tags: tags,
+        },
+      });
+      toast({
+        variant: "default",
+        title: "Changes saved",
+        description: "The question has been updated successfully.",
+      });
+      setIsEditing(false);
+    } catch (err) {
+      toast({
+        variant: "destructive",
+        title: "Failed to save changes",
+        description: "An error occurred while updating the question.",
+      });
+    }
+  };
+
   if (isLoading) {
     return <FullscreenLoading overlay />;
   }
   if (error) {
     return <ErrorAlert error={error} />;
   }
-
-  const question = data! || {};
-
   if (!question) {
     return (
       <ErrorAlert
@@ -109,7 +184,15 @@ export default function QuestionPage() {
       {/* Left Column: Question and Answers */}
       <div className="flex-1">
         <div className="mb-4 flex items-center justify-between">
+        {isEditing ? (
+          <Input 
+          defaultValue={question.title} 
+          ref={titleRef} 
+          placeholder="Enter question title..." />
+        ) : (
           <h1 className="text-3xl font-bold">{question.title}</h1>
+        )}
+
           <div className="flex gap-2">
             <Button
               size="icon"
@@ -208,11 +291,27 @@ export default function QuestionPage() {
         <div className="mb-4 grid grid-cols-2 gap-2 py-2">
           <span className="flex items-center gap-4 font-semibold">
             <Flag className="h-6 w-6" />
-            {question.tags.map((s) => (
-              <Link to={`/tag/${s.id}`} key={s.name}>
-                <Badge>{s.name}</Badge>
-              </Link>
-            ))}
+            {isEditing ? (
+              <MultiSelect
+                options={availableTags.map((tag) => ({
+                  value: String(tag.tagId),
+                  label: tag.name || "Loading...",
+                }))}
+                value={tags.map((tag) => String(tag))}
+                onValueChange={(selectedIds) =>{
+                  const selectedTags = selectedIds.map((id) => Number(id)); // Convert back to numbers
+                  setTags(selectedTags);
+                }}
+                placeholder="Select Tags"
+              />
+            ) : (
+              <div>
+                {question.tags.map((tag) => (
+                  <Badge key={tag.id}>{tag.name}</Badge>
+                ))}
+              </div>
+            )}
+
           </span>
           <span className="flex items-center gap-4 font-semibold">
             Asked: {new Date(question.createdAt).toLocaleDateString()}
@@ -220,7 +319,46 @@ export default function QuestionPage() {
         </div>
 
         {/* Question Content */}
-        <ContentWithSnippets content={question.content} />
+        {isEditing ? (
+          <div>
+            <div className="flex gap-2">
+              <Button variant={!isPreviewMode ? "default" : "outline"} onClick={() => setIsPreviewMode(false)}>
+                Write
+              </Button>
+              <Button variant={isPreviewMode ? "default" : "outline"} onClick={() => setIsPreviewMode(true)}>
+                Preview
+              </Button>
+            </div>
+            {isPreviewMode ? (
+              <div className="min-h-[200px] rounded-lg border border-gray-300 bg-white p-4">
+                <ContentWithSnippets content={contentRef.current?.value || ""} />
+              </div>
+            ) : (
+              <Textarea ref={contentRef} defaultValue={question.content} placeholder="Enter question content..." />
+            )}
+          </div>
+        ) : (
+          <ContentWithSnippets content={question.content} />
+        )}
+
+        {/* Edit and Save Buttons */}
+        {isEditing ? (
+          <div className="flex gap-4">
+            <Button onClick={saveChanges} disabled={isPending}>
+              {isPending ? "Saving..." : "Save"}
+            </Button>
+            <Button variant="outline" onClick={() => setIsEditing(false)}>
+              Cancel
+            </Button>
+          </div>
+        ) : (
+          selfProfile?.id === question.author.id && (
+            <Button variant="default" onClick={() => setIsEditing(true)} >
+              Edit Question
+            </Button>
+          )
+        )}
+
 
         {/* Difficulty Bar */}
         <DifficultyBar

From 78a045c2bb64039c175f7e19386c6a2ffe7e820b Mon Sep 17 00:00:00 2001
From: Nazire <restinpeacejonsnow@gmail.com>
Date: Fri, 13 Dec 2024 19:13:21 +0300
Subject: [PATCH 02/18] has bug in tag selection, waiting for backend update.
 Fixed frontend test fails.

---
 frontend/src/routes/question.tsx | 15 +--------------
 1 file changed, 1 insertion(+), 14 deletions(-)

diff --git a/frontend/src/routes/question.tsx b/frontend/src/routes/question.tsx
index b042e921..940d6a1b 100644
--- a/frontend/src/routes/question.tsx
+++ b/frontend/src/routes/question.tsx
@@ -10,7 +10,7 @@ import { FullscreenLoading } from "@/components/FullscreenLoading";
 import { Badge } from "@/components/ui/badge";
 import { Button } from "@/components/ui/button";
 import { toast } from "@/components/ui/use-toast";
-import { DifficultyLevel, TagDetails } from "@/services/api/programmingForumSchemas";
+import { TagDetails } from "@/services/api/programmingForumSchemas";
 
 import {
   useDeleteQuestion as useDeleteQuestionById,
@@ -21,19 +21,6 @@ import {
   useSearchTags,
 } from "@/services/api/programmingForumComponents";
 import { MultiSelect } from "@/components/multi-select";
-import {
-  Form,
-  FormControl,
-  FormField,
-  FormItem,
-  FormMessage,
-} from "@/components/ui/form";
-import { Info } from "lucide-react";
-import { useForm } from "react-hook-form";
-import { zodResolver } from "@hookform/resolvers/zod";
-import { z } from "zod";
-import { Popover, PopoverContent, PopoverTrigger } from "@/components/ui/popover";
-import SyntaxHighlighter from "react-syntax-highlighter";
 import { Input } from "@/components/ui/input";
 import { Textarea } from "@/components/ui/textarea";
 import useAuthStore from "@/services/auth";

From 85a5224c6b33d06933e8736a145bcfd183def7eb Mon Sep 17 00:00:00 2001
From: Nazire <restinpeacejonsnow@gmail.com>
Date: Fri, 13 Dec 2024 19:18:50 +0300
Subject: [PATCH 03/18] has bug in tag selection, waiting for backend update.
 Fixed more frontend test fails.

---
 frontend/src/routes/question.tsx | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/frontend/src/routes/question.tsx b/frontend/src/routes/question.tsx
index 940d6a1b..005f765e 100644
--- a/frontend/src/routes/question.tsx
+++ b/frontend/src/routes/question.tsx
@@ -112,7 +112,6 @@ export default function QuestionPage() {
   const titleRef = useRef<HTMLInputElement>(null);
   const contentRef = useRef<HTMLTextAreaElement>(null);
 
-  const [content, setContent] = useState(question.content || ""); // Controlled content state
   const [tags, setTags] = useState<number[]>(question.tags?.map((tag) => Number(tag.id)) || []); // Tag IDs state
   const [availableTags, setAvailableTags] = useState<{ tagId: string; name: string }[]>([]); // Available tags
 
@@ -140,7 +139,7 @@ export default function QuestionPage() {
         description: "The question has been updated successfully.",
       });
       setIsEditing(false);
-    } catch (err) {
+    } catch (_) {
       toast({
         variant: "destructive",
         title: "Failed to save changes",

From 530773b937caf8f713b085620a6e11b9e5533425 Mon Sep 17 00:00:00 2001
From: Nazire <restinpeacejonsnow@gmail.com>
Date: Fri, 13 Dec 2024 19:21:19 +0300
Subject: [PATCH 04/18] has bug in tag selection, waiting for backend update.
 Fixed more frontend test fails.

---
 frontend/src/routes/question.tsx | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/frontend/src/routes/question.tsx b/frontend/src/routes/question.tsx
index 005f765e..dc2037b4 100644
--- a/frontend/src/routes/question.tsx
+++ b/frontend/src/routes/question.tsx
@@ -139,8 +139,11 @@ export default function QuestionPage() {
         description: "The question has been updated successfully.",
       });
       setIsEditing(false);
-    } catch (_) {
-      toast({
+    } catch (err) {console.error(
+      "Failed to save changes",
+      err
+    );
+      toast({          
         variant: "destructive",
         title: "Failed to save changes",
         description: "An error occurred while updating the question.",

From 075baa59772d562adf5b7e8c6025f1b142c93a48 Mon Sep 17 00:00:00 2001
From: Nazire <restinpeacejonsnow@gmail.com>
Date: Fri, 13 Dec 2024 20:46:09 +0300
Subject: [PATCH 05/18] has bug in tag selection, waiting for backend update.
 Added tests. Fixed more frontend test fails.

---
 frontend/src/routes/question.test.tsx | 21 ++++++++++++++++++---
 1 file changed, 18 insertions(+), 3 deletions(-)

diff --git a/frontend/src/routes/question.test.tsx b/frontend/src/routes/question.test.tsx
index c491bfc1..142f9b9c 100644
--- a/frontend/src/routes/question.test.tsx
+++ b/frontend/src/routes/question.test.tsx
@@ -1,4 +1,4 @@
-import { useGetQuestionDetails } from "@/services/api/programmingForumComponents";
+import { useGetQuestionDetails, useSearchTags } from "@/services/api/programmingForumComponents";
 import { QuestionDetails } from "@/services/api/programmingForumSchemas";
 import useAuthStore from "@/services/auth";
 import { testAccessibility } from "@/utils/test-accessibility";
@@ -40,6 +40,7 @@ const mockQuestionData = vi.hoisted(
       createdAt: "2023-01-01T00:00:00Z",
       updatedAt: "2023-01-01T00:00:00Z",
       dislikeCount: 0,
+      difficulty: "EASY",
       bookmarked: false,
       selfVoted: 1,
       selfDifficultyVote: "EASY",
@@ -83,6 +84,16 @@ vi.mock("@/services/api/programmingForumComponents", () => ({
       },
     }),
   })),
+  useSearchTags: vi.fn(() => ({
+    data: { data: { items: [{ tagId: "1", name: "Tag1" }, { tagId: "2", name: "Tag2" }] } },
+    isLoading: false,
+  })),
+  useUpdateQuestion: vi.fn(() => ({
+    mutateAsync: vi.fn().mockResolvedValue({
+      data: { success: true },
+    }),
+    isPending: false,
+  })),
 }));
 
 vi.mock("@/services/exercism", () => ({
@@ -110,9 +121,13 @@ describe("QuestionPage", () => {
       isLoading: false,
       error: null,
     });
+    (useSearchTags as Mock).mockReturnValue({
+      data: { data: { items: [{ tagId: "1", name: "Tag1" }, { tagId: "2", name: "Tag2" }] } },
+      isLoading: false,
+    });
     vi.mocked(useAuthStore).mockReturnValue({
-      selfProfile: null,
-      token: null,
+      selfProfile: { id: mockQuestionData.author.id }, // Ensure the user matches the question's author
+      token: "mock-token",
     });
   });
 

From 8bb402a34d12c4ee51ee9bdb7747b3a198d04bea Mon Sep 17 00:00:00 2001
From: Nazire <restinpeacejonsnow@gmail.com>
Date: Fri, 13 Dec 2024 20:49:04 +0300
Subject: [PATCH 06/18] has bug in tag selection, waiting for backend update.
 Added tests, changed schemas. Fixed more frontend test fails.

---
 frontend/src/services/api/programmingForumSchemas.ts | 8 +++++---
 swagger/openapi.yml                                  | 5 ++++-
 2 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/frontend/src/services/api/programmingForumSchemas.ts b/frontend/src/services/api/programmingForumSchemas.ts
index e330ae3e..4080d5ec 100644
--- a/frontend/src/services/api/programmingForumSchemas.ts
+++ b/frontend/src/services/api/programmingForumSchemas.ts
@@ -121,7 +121,7 @@ export type NewQuestion = {
 export type UpdateQuestion = {
   title?: string;
   content?: string;
-  tags?: string[];
+  tags?: number[];
 };
 
 /**
@@ -143,6 +143,7 @@ export type QuestionDetails = {
   tags: TagSummary[];
   likeCount: number;
   dislikeCount: number;
+  difficulty: DifficultyLevel;
   commentCount: number;
   viewCount?: number;
   bookmarked: boolean;
@@ -171,8 +172,9 @@ export type QuestionSummary = {
   createdAt: string;
   difficulty: DifficultyLevel;
   tags: TagSummary[];
-  likeCount: number;
-  commentCount: number;
+  upvoteCount: number;
+  downvoteCount: number;
+  answerCount: number;
   viewCount?: number;
 };
 
diff --git a/swagger/openapi.yml b/swagger/openapi.yml
index f619eefd..c5f3a194 100644
--- a/swagger/openapi.yml
+++ b/swagger/openapi.yml
@@ -1393,7 +1393,7 @@ components:
         tags:
           type: array
           items:
-            type: string
+            type: number
 
     QuestionDetails:
       type: object
@@ -1407,6 +1407,7 @@ components:
         - tags
         - likeCount
         - dislikeCount
+        - difficulty
         - commentCount
         - selfQuestion
         - difficulty
@@ -1440,6 +1441,8 @@ components:
           type: integer
         dislikeCount:
           type: integer
+        difficulty:
+          $ref: '#/components/schemas/DifficultyLevel'
         commentCount:
           type: integer
         viewCount:

From d44a4cfec72c3d3f564a2273466067435a023759 Mon Sep 17 00:00:00 2001
From: Nazire <restinpeacejonsnow@gmail.com>
Date: Fri, 13 Dec 2024 21:04:49 +0300
Subject: [PATCH 07/18] has bug in tag selection, waiting for backend update.
 Added tests, changed schemas. Fixed even more frontend test fails.

---
 frontend/src/components/HighlightedQuestionCard.tsx | 8 ++++----
 frontend/src/routes/profile.tsx                     | 4 ++--
 2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/frontend/src/components/HighlightedQuestionCard.tsx b/frontend/src/components/HighlightedQuestionCard.tsx
index 3d9214e8..778807cc 100644
--- a/frontend/src/components/HighlightedQuestionCard.tsx
+++ b/frontend/src/components/HighlightedQuestionCard.tsx
@@ -12,9 +12,9 @@ export const HighlightedQuestionCard: React.FC<Partial<QuestionSummary>> = ({
   id,
   title,
   content,
-  likeCount,
+  upvoteCount,
   difficulty,
-  commentCount,
+  answerCount,
   author,
 }) => {
   return (
@@ -29,11 +29,11 @@ export const HighlightedQuestionCard: React.FC<Partial<QuestionSummary>> = ({
         <div className="flex flex-col gap-3 text-xs text-gray-700">
           <div className="flex items-center gap-1">
             <Star className="h-4 w-4" />
-            <span>{likeCount} votes</span>
+            <span>{upvoteCount} votes</span>
           </div>
           <div className="flex items-center gap-1">
             <MessageSquare className="h-4 w-4" />
-            <span>{commentCount} answers</span>
+            <span>{answerCount} answers</span>
           </div>
           {difficulty && (
             <div className="flex items-center gap-1">
diff --git a/frontend/src/routes/profile.tsx b/frontend/src/routes/profile.tsx
index 13ef94f6..14504739 100644
--- a/frontend/src/routes/profile.tsx
+++ b/frontend/src/routes/profile.tsx
@@ -219,8 +219,8 @@ export default function Profile() {
                   id={question.id}
                   title={question.title}
                   content={question.content ?? ""}
-                  votes={question.likeCount}
-                  answerCount={question.commentCount}
+                  votes={question.upvoteCount}
+                  answerCount={question.answerCount}
                   author={question.author}
                 />
               ))}

From c0fdd60ed08831cbec2a34dbfa1d0500bb5d79ff Mon Sep 17 00:00:00 2001
From: Nazire <restinpeacejonsnow@gmail.com>
Date: Fri, 13 Dec 2024 21:14:26 +0300
Subject: [PATCH 08/18] fixed tag and highlightedquestionbox too

---
 frontend/src/components/HighlightedQuestionsBox.tsx | 4 ++--
 frontend/src/routes/tag.tsx                         | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/frontend/src/components/HighlightedQuestionsBox.tsx b/frontend/src/components/HighlightedQuestionsBox.tsx
index e0dff917..b5642878 100644
--- a/frontend/src/components/HighlightedQuestionsBox.tsx
+++ b/frontend/src/components/HighlightedQuestionsBox.tsx
@@ -17,8 +17,8 @@ export const HighlightedQuestionsBox: React.FC<{
             id={question.id}
             title={question.title}
             content={question.content}
-            likeCount={question.likeCount}
-            commentCount={question.commentCount}
+            upvoteCount={question.upvoteCount}
+            answerCount={question.answerCount}
             author={question.author}
           />
         ))}
diff --git a/frontend/src/routes/tag.tsx b/frontend/src/routes/tag.tsx
index d36b0d7e..6604933d 100644
--- a/frontend/src/routes/tag.tsx
+++ b/frontend/src/routes/tag.tsx
@@ -233,8 +233,8 @@ export default function TagPage() {
                     id={question.id}
                     title={question.title}
                     content={question.content ?? ""}
-                    votes={question.likeCount ?? 0}
-                    answerCount={question.commentCount ?? 0}
+                    votes={question.upvoteCount ?? 0}
+                    answerCount={question.answerCount ?? 0}
                   />
                 ))}
             </div>

From 46c4d5ddc9d29c7198c0021843575b6c88f47412 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mehmet=20Efe=20Ak=C3=A7a?= <efeakca@gmail.com>
Date: Fri, 13 Dec 2024 21:27:04 +0300
Subject: [PATCH 09/18] fix(backend): fix incompatible question type returned
 from TagDetails

---
 backend/openapi.yaml                          | 775 ------------------
 .../Responses/GetTagDetailsResponseDto.java   |  11 +-
 .../Services/TagService.java                  |  39 +-
 3 files changed, 35 insertions(+), 790 deletions(-)
 delete mode 100644 backend/openapi.yaml

diff --git a/backend/openapi.yaml b/backend/openapi.yaml
deleted file mode 100644
index ae7eeca5..00000000
--- a/backend/openapi.yaml
+++ /dev/null
@@ -1,775 +0,0 @@
-openapi: 3.0.1
-info:
-  title: OpenAPI definition
-  version: v0
-servers:
-- url: http://localhost:8080
-  description: Generated server url
-paths:
-  /users/{id}:
-    get:
-      tags:
-      - user-controller
-      operationId: getUserById
-      parameters:
-      - name: id
-        in: path
-        required: true
-        schema:
-          type: integer
-          format: int64
-      responses:
-        "200":
-          description: OK
-          content:
-            '*/*':
-              schema:
-                $ref: "#/components/schemas/GenericApiResponseUserProfileResponseDto"
-    put:
-      tags:
-      - user-controller
-      operationId: updateUser
-      parameters:
-      - name: id
-        in: path
-        required: true
-        schema:
-          type: integer
-          format: int64
-      requestBody:
-        content:
-          application/json:
-            schema:
-              $ref: "#/components/schemas/UserProfileUpdateRequestDto"
-        required: true
-      responses:
-        "200":
-          description: OK
-          content:
-            '*/*':
-              schema:
-                $ref: "#/components/schemas/GenericApiResponseUserProfileResponseDto"
-  /users/{id}/follow:
-    post:
-      tags:
-      - user-controller
-      operationId: followUser
-      parameters:
-      - name: id
-        in: path
-        required: true
-        schema:
-          type: integer
-          format: int64
-      responses:
-        "200":
-          description: OK
-          content:
-            '*/*':
-              schema:
-                $ref: "#/components/schemas/GenericApiResponseUserProfileResponseDto"
-  /tags:
-    post:
-      tags:
-      - tag-controller
-      operationId: createTag
-      requestBody:
-        content:
-          application/json:
-            schema:
-              $ref: "#/components/schemas/CreateTagRequestDto"
-        required: true
-      responses:
-        "200":
-          description: OK
-          content:
-            '*/*':
-              schema:
-                $ref: "#/components/schemas/GenericApiResponseGetTagDetailsResponseDto"
-  /questions:
-    post:
-      tags:
-      - question-controller
-      operationId: createQuestion
-      requestBody:
-        content:
-          application/json:
-            schema:
-              $ref: "#/components/schemas/CreateQuestionRequestDto"
-        required: true
-      responses:
-        "200":
-          description: OK
-          content:
-            '*/*':
-              schema:
-                $ref: "#/components/schemas/GenericApiResponseCreateQuestionResponseDto"
-  /questions/{questionId}/bookmarks:
-    post:
-      tags:
-      - bookmark-controller
-      operationId: bookmarkQuestion
-      parameters:
-      - name: questionId
-        in: path
-        required: true
-        schema:
-          type: integer
-          format: int64
-      responses:
-        "200":
-          description: OK
-          content:
-            '*/*':
-              schema:
-                $ref: "#/components/schemas/GenericApiResponseBookmarkQuestionResponseDto"
-  /questions/{id}/upvote:
-    post:
-      tags:
-      - vote-controller
-      operationId: upvoteQuestion
-      parameters:
-      - name: id
-        in: path
-        required: true
-        schema:
-          type: integer
-          format: int64
-      responses:
-        "200":
-          description: OK
-          content:
-            '*/*':
-              schema:
-                $ref: "#/components/schemas/GenericApiResponseQuestionUpvoteResponseDto"
-  /questions/{id}/downvote:
-    post:
-      tags:
-      - vote-controller
-      operationId: downvoteQuestion
-      parameters:
-      - name: id
-        in: path
-        required: true
-        schema:
-          type: integer
-          format: int64
-      responses:
-        "200":
-          description: OK
-          content:
-            '*/*':
-              schema:
-                $ref: "#/components/schemas/GenericApiResponseQuestionDownvoteResponseDto"
-  /execute-code:
-    post:
-      tags:
-      - code-execution-controller
-      operationId: executeCode
-      requestBody:
-        content:
-          application/json:
-            schema:
-              $ref: "#/components/schemas/CodeExecutionRequestDto"
-        required: true
-      responses:
-        "200":
-          description: OK
-          content:
-            '*/*':
-              schema:
-                $ref: "#/components/schemas/GenericApiResponseCodeExecutionResponseDTO"
-  /auth/signup:
-    post:
-      tags:
-      - authentication-controller
-      operationId: signup
-      requestBody:
-        content:
-          application/json:
-            schema:
-              $ref: "#/components/schemas/SignupRequestDto"
-        required: true
-      responses:
-        "200":
-          description: OK
-          content:
-            '*/*':
-              schema:
-                $ref: "#/components/schemas/GenericApiResponseSignupResponseDto"
-  /auth/login:
-    post:
-      tags:
-      - authentication-controller
-      operationId: signin
-      requestBody:
-        content:
-          application/json:
-            schema:
-              $ref: "#/components/schemas/SigninRequestDto"
-        required: true
-      responses:
-        "200":
-          description: OK
-          content:
-            '*/*':
-              schema:
-                $ref: "#/components/schemas/GenericApiResponseSigninResponseDto"
-  /users/{id}/followers:
-    get:
-      tags:
-      - user-controller
-      operationId: getFollowers
-      parameters:
-      - name: id
-        in: path
-        required: true
-        schema:
-          type: integer
-          format: int64
-      responses:
-        "200":
-          description: OK
-          content:
-            '*/*':
-              schema:
-                $ref: "#/components/schemas/GenericApiResponseListUserSummaryDto"
-  /users/me:
-    get:
-      tags:
-      - user-controller
-      operationId: getUser
-      responses:
-        "200":
-          description: OK
-          content:
-            '*/*':
-              schema:
-                $ref: "#/components/schemas/GenericApiResponseSelfProfileResponseDto"
-  /test:
-    get:
-      tags:
-      - test-controller
-      operationId: test
-      responses:
-        "200":
-          description: OK
-          content:
-            '*/*':
-              schema:
-                type: string
-  /tags/{id}:
-    get:
-      tags:
-      - tag-controller
-      operationId: getTagDetails
-      parameters:
-      - name: id
-        in: path
-        required: true
-        schema:
-          type: integer
-          format: int64
-      responses:
-        "200":
-          description: OK
-          content:
-            '*/*':
-              schema:
-                $ref: "#/components/schemas/GenericApiResponseGetTagDetailsResponseDto"
-  /users/{id}/unfollow:
-    delete:
-      tags:
-      - user-controller
-      operationId: unfollowUser
-      parameters:
-      - name: id
-        in: path
-        required: true
-        schema:
-          type: integer
-          format: int64
-      responses:
-        "200":
-          description: OK
-          content:
-            '*/*':
-              schema:
-                $ref: "#/components/schemas/GenericApiResponseUserProfileResponseDto"
-  /questions/{id}/deleteUpvote:
-    delete:
-      tags:
-      - vote-controller
-      operationId: removeUpvote
-      parameters:
-      - name: id
-        in: path
-        required: true
-        schema:
-          type: integer
-          format: int64
-      responses:
-        "200":
-          description: OK
-          content:
-            '*/*':
-              schema:
-                $ref: "#/components/schemas/GenericApiResponseQuestionDeleteUpvoteResponseDto"
-  /questions/{id}/deleteDownvote:
-    delete:
-      tags:
-      - vote-controller
-      operationId: removeDownvote
-      parameters:
-      - name: id
-        in: path
-        required: true
-        schema:
-          type: integer
-          format: int64
-      responses:
-        "200":
-          description: OK
-          content:
-            '*/*':
-              schema:
-                $ref: "#/components/schemas/GenericApiResponseQuestionDeleteDownvoteResponseDto"
-components:
-  schemas:
-    UserProfileUpdateRequestDto:
-      type: object
-      properties:
-        bio:
-          type: string
-        country:
-          type: string
-    ErrorResponse:
-      type: object
-      properties:
-        errorMessage:
-          type: string
-        stackTrace:
-          type: string
-    GenericApiResponseUserProfileResponseDto:
-      type: object
-      properties:
-        status:
-          type: integer
-          format: int32
-        message:
-          type: string
-        data:
-          $ref: "#/components/schemas/UserProfileResponseDto"
-        error:
-          $ref: "#/components/schemas/ErrorResponse"
-    UserProfileResponseDto:
-      type: object
-      properties:
-        firstName:
-          type: string
-        lastName:
-          type: string
-        username:
-          type: string
-        email:
-          type: string
-        bio:
-          type: string
-        country:
-          type: string
-        answerCount:
-          type: integer
-          format: int64
-        followersCount:
-          type: integer
-          format: int32
-        followingCount:
-          type: integer
-          format: int32
-        selfFollowing:
-          type: boolean
-        reputationPoints:
-          type: integer
-          format: int32
-    CreateTagRequestDto:
-      type: object
-      properties:
-        name:
-          type: string
-        description:
-          type: string
-    GenericApiResponseGetTagDetailsResponseDto:
-      type: object
-      properties:
-        status:
-          type: integer
-          format: int32
-        message:
-          type: string
-        data:
-          $ref: "#/components/schemas/GetTagDetailsResponseDto"
-        error:
-          $ref: "#/components/schemas/ErrorResponse"
-    GetTagDetailsResponseDto:
-      type: object
-      properties:
-        tagId:
-          type: integer
-          format: int64
-        name:
-          type: string
-        description:
-          type: string
-        questionCount:
-          type: integer
-          format: int64
-        followerCount:
-          type: integer
-          format: int64
-        following:
-          type: boolean
-        tagType:
-          type: string
-    CreateQuestionRequestDto:
-      type: object
-      properties:
-        title:
-          type: string
-        content:
-          type: string
-        tagIds:
-          type: array
-          items:
-            type: integer
-            format: int64
-    AuthorDto:
-      type: object
-      properties:
-        id:
-          type: integer
-          format: int64
-        username:
-          type: string
-        reputationPoints:
-          type: integer
-          format: int64
-        profilePicture:
-          type: string
-        name:
-          type: string
-    CreateQuestionResponseDto:
-      type: object
-      properties:
-        id:
-          type: integer
-          format: int64
-        title:
-          type: string
-        content:
-          type: string
-        author:
-          $ref: "#/components/schemas/AuthorDto"
-        createdAt:
-          type: string
-        updatedAt:
-          type: string
-        tags:
-          type: array
-          items:
-            $ref: "#/components/schemas/TagDto"
-        upvoteCount:
-          type: integer
-          format: int64
-        downvoteCount:
-          type: integer
-          format: int64
-    GenericApiResponseCreateQuestionResponseDto:
-      type: object
-      properties:
-        status:
-          type: integer
-          format: int32
-        message:
-          type: string
-        data:
-          $ref: "#/components/schemas/CreateQuestionResponseDto"
-        error:
-          $ref: "#/components/schemas/ErrorResponse"
-    TagDto:
-      type: object
-      properties:
-        id:
-          type: integer
-          format: int64
-        name:
-          type: string
-    BookmarkQuestionResponseDto:
-      type: object
-      properties:
-        id:
-          type: integer
-          format: int64
-        title:
-          type: string
-        upvoteCount:
-          type: integer
-          format: int64
-        downvoteCount:
-          type: integer
-          format: int64
-    GenericApiResponseBookmarkQuestionResponseDto:
-      type: object
-      properties:
-        status:
-          type: integer
-          format: int32
-        message:
-          type: string
-        data:
-          $ref: "#/components/schemas/BookmarkQuestionResponseDto"
-        error:
-          $ref: "#/components/schemas/ErrorResponse"
-    GenericApiResponseQuestionUpvoteResponseDto:
-      type: object
-      properties:
-        status:
-          type: integer
-          format: int32
-        message:
-          type: string
-        data:
-          $ref: "#/components/schemas/QuestionUpvoteResponseDto"
-        error:
-          $ref: "#/components/schemas/ErrorResponse"
-    QuestionUpvoteResponseDto:
-      type: object
-      properties:
-        questionId:
-          type: integer
-          format: int64
-        upvoteCount:
-          type: integer
-          format: int64
-    GenericApiResponseQuestionDownvoteResponseDto:
-      type: object
-      properties:
-        status:
-          type: integer
-          format: int32
-        message:
-          type: string
-        data:
-          $ref: "#/components/schemas/QuestionDownvoteResponseDto"
-        error:
-          $ref: "#/components/schemas/ErrorResponse"
-    QuestionDownvoteResponseDto:
-      type: object
-      properties:
-        questionId:
-          type: integer
-          format: int64
-        downvoteCount:
-          type: integer
-          format: int64
-    CodeExecutionRequestDto:
-      type: object
-      properties:
-        code:
-          type: string
-        language:
-          type: string
-        input:
-          type: string
-    CodeExecutionResponseDTO:
-      type: object
-      properties:
-        status:
-          type: string
-        output:
-          type: string
-        executionTime:
-          type: number
-          format: double
-    GenericApiResponseCodeExecutionResponseDTO:
-      type: object
-      properties:
-        status:
-          type: integer
-          format: int32
-        message:
-          type: string
-        data:
-          $ref: "#/components/schemas/CodeExecutionResponseDTO"
-        error:
-          $ref: "#/components/schemas/ErrorResponse"
-    SignupRequestDto:
-      type: object
-      properties:
-        username:
-          type: string
-        email:
-          type: string
-        password:
-          type: string
-        firstName:
-          type: string
-        lastName:
-          type: string
-        country:
-          type: string
-    GenericApiResponseSignupResponseDto:
-      type: object
-      properties:
-        status:
-          type: integer
-          format: int32
-        message:
-          type: string
-        data:
-          $ref: "#/components/schemas/SignupResponseDto"
-        error:
-          $ref: "#/components/schemas/ErrorResponse"
-    SignupResponseDto:
-      type: object
-      properties:
-        token:
-          type: string
-    SigninRequestDto:
-      type: object
-      properties:
-        usernameOrEmail:
-          type: string
-        password:
-          type: string
-    GenericApiResponseSigninResponseDto:
-      type: object
-      properties:
-        status:
-          type: integer
-          format: int32
-        message:
-          type: string
-        data:
-          $ref: "#/components/schemas/SigninResponseDto"
-        error:
-          $ref: "#/components/schemas/ErrorResponse"
-    SigninResponseDto:
-      type: object
-      properties:
-        token:
-          type: string
-    GenericApiResponseListUserSummaryDto:
-      type: object
-      properties:
-        status:
-          type: integer
-          format: int32
-        message:
-          type: string
-        data:
-          type: array
-          items:
-            $ref: "#/components/schemas/UserSummaryDto"
-        error:
-          $ref: "#/components/schemas/ErrorResponse"
-    UserSummaryDto:
-      type: object
-      properties:
-        id:
-          type: integer
-          format: int64
-        username:
-          type: string
-        reputationPoints:
-          type: integer
-          format: int32
-    GenericApiResponseSelfProfileResponseDto:
-      type: object
-      properties:
-        status:
-          type: integer
-          format: int32
-        message:
-          type: string
-        data:
-          $ref: "#/components/schemas/SelfProfileResponseDto"
-        error:
-          $ref: "#/components/schemas/ErrorResponse"
-    SelfProfileResponseDto:
-      type: object
-      properties:
-        id:
-          type: integer
-          format: int64
-        firstName:
-          type: string
-        lastName:
-          type: string
-        username:
-          type: string
-        email:
-          type: string
-        bio:
-          type: string
-        country:
-          type: string
-        answerCount:
-          type: integer
-          format: int64
-        followersCount:
-          type: integer
-          format: int32
-        followingCount:
-          type: integer
-          format: int32
-        reputationPoints:
-          type: integer
-          format: int32
-    GenericApiResponseQuestionDeleteUpvoteResponseDto:
-      type: object
-      properties:
-        status:
-          type: integer
-          format: int32
-        message:
-          type: string
-        data:
-          $ref: "#/components/schemas/QuestionDeleteUpvoteResponseDto"
-        error:
-          $ref: "#/components/schemas/ErrorResponse"
-    QuestionDeleteUpvoteResponseDto:
-      type: object
-      properties:
-        questionId:
-          type: integer
-          format: int64
-        upvoteCount:
-          type: integer
-          format: int64
-        downvoteCount:
-          type: integer
-          format: int64
-    GenericApiResponseQuestionDeleteDownvoteResponseDto:
-      type: object
-      properties:
-        status:
-          type: integer
-          format: int32
-        message:
-          type: string
-        data:
-          $ref: "#/components/schemas/QuestionDeleteDownvoteResponseDto"
-        error:
-          $ref: "#/components/schemas/ErrorResponse"
-    QuestionDeleteDownvoteResponseDto:
-      type: object
-      properties:
-        questionId:
-          type: integer
-          format: int64
-        upvoteCount:
-          type: integer
-          format: int64
-        downvoteCount:
-          type: integer
-          format: int64
diff --git a/backend/src/main/java/com/group1/programminglanguagesforum/DTOs/Responses/GetTagDetailsResponseDto.java b/backend/src/main/java/com/group1/programminglanguagesforum/DTOs/Responses/GetTagDetailsResponseDto.java
index d4ff5b7c..47e81f1a 100644
--- a/backend/src/main/java/com/group1/programminglanguagesforum/DTOs/Responses/GetTagDetailsResponseDto.java
+++ b/backend/src/main/java/com/group1/programminglanguagesforum/DTOs/Responses/GetTagDetailsResponseDto.java
@@ -1,9 +1,14 @@
 package com.group1.programminglanguagesforum.DTOs.Responses;
-import lombok.*;
-import lombok.experimental.SuperBuilder;
 
 import java.util.List;
 
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+import lombok.experimental.SuperBuilder;
+
 @SuperBuilder
 @Getter
 @Setter
@@ -21,5 +26,5 @@ public class GetTagDetailsResponseDto {
     private Boolean following = false;
     private String tagType;
     @Builder.Default
-    private List<GetQuestionWithTagDto> relatedQuestions = null ;
+    private List<QuestionSummaryDto> relatedQuestions = null;
 }
diff --git a/backend/src/main/java/com/group1/programminglanguagesforum/Services/TagService.java b/backend/src/main/java/com/group1/programminglanguagesforum/Services/TagService.java
index 4483efc0..71dbdde9 100644
--- a/backend/src/main/java/com/group1/programminglanguagesforum/Services/TagService.java
+++ b/backend/src/main/java/com/group1/programminglanguagesforum/Services/TagService.java
@@ -1,22 +1,35 @@
 package com.group1.programminglanguagesforum.Services;
 
+import java.util.List;
+import java.util.NoSuchElementException;
+import java.util.Optional;
+
+import org.modelmapper.ModelMapper;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.Pageable;
+import org.springframework.stereotype.Service;
+
 import com.group1.programminglanguagesforum.DTOs.Requests.CreateTagRequestDto;
-import com.group1.programminglanguagesforum.DTOs.Responses.*;
-import com.group1.programminglanguagesforum.Entities.*;
+import com.group1.programminglanguagesforum.DTOs.Responses.GetProgrammingLanguageTagResponseDto;
+import com.group1.programminglanguagesforum.DTOs.Responses.GetProgrammingParadigmResponseDto;
+import com.group1.programminglanguagesforum.DTOs.Responses.GetTagDetailsResponseDto;
+import com.group1.programminglanguagesforum.DTOs.Responses.QuestionSummaryDto;
+import com.group1.programminglanguagesforum.DTOs.Responses.SelfProfileResponseDto;
+import com.group1.programminglanguagesforum.DTOs.Responses.TagDto;
+import com.group1.programminglanguagesforum.Entities.ComputerScienceTermTag;
+import com.group1.programminglanguagesforum.Entities.ProgrammingLanguagesTag;
+import com.group1.programminglanguagesforum.Entities.ProgrammingParadigmTag;
+import com.group1.programminglanguagesforum.Entities.Question;
+import com.group1.programminglanguagesforum.Entities.SoftwareLibraryTag;
+import com.group1.programminglanguagesforum.Entities.Tag;
+import com.group1.programminglanguagesforum.Entities.TagType;
+import com.group1.programminglanguagesforum.Entities.User;
 import com.group1.programminglanguagesforum.Repositories.QuestionRepository;
 import com.group1.programminglanguagesforum.Repositories.TagRepository;
 import com.group1.programminglanguagesforum.Repositories.UserRepository;
 
 import jakarta.persistence.EntityExistsException;
 import lombok.RequiredArgsConstructor;
-import org.modelmapper.ModelMapper;
-import org.springframework.data.domain.Page;
-import org.springframework.data.domain.Pageable;
-import org.springframework.stereotype.Service;
-
-import java.util.List;
-import java.util.NoSuchElementException;
-import java.util.Optional;
 
 @Service
 @RequiredArgsConstructor
@@ -25,6 +38,7 @@ public class TagService {
     private final ModelMapper modelMapper;
     private final QuestionRepository questionRepository;
     private final UserRepository userRepository;
+    private final QuestionService questionService;
 
     public List<Tag> findAllByIdIn(List<Long> tagIds) {
         return tagRepository.findAllByIdIn(tagIds);
@@ -67,8 +81,8 @@ public GetTagDetailsResponseDto getTagDetails(Long tagId) {
         Tag tagEntity = tag.get();
         TagType tagType = getTagType(tagEntity);
         List<Question> questions = questionRepository.findQuestionsByTagId(tagId);
-        List<GetQuestionWithTagDto> relatedQuestions = questions.stream()
-                .map(question -> modelMapper.map(question, GetQuestionWithTagDto.class))
+        List<QuestionSummaryDto> relatedQuestions = questions.stream()
+                .map(questionService::mapToQuestionSummary)
                 .toList();
         Long questionCount = (long) questions.size();
 
@@ -101,6 +115,7 @@ public GetTagDetailsResponseDto getTagDetails(Long tagId) {
                 .build();
 
     }
+
     public List<SelfProfileResponseDto.FollowedTags> getFollowedTags(Long userId) {
         return tagRepository.findTagByFollowers(userId).stream()
                 .map(tag -> SelfProfileResponseDto.FollowedTags.builder()

From 2aabc8a7cf08adb564906241cfcb304fcba7d95c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mehmet=20Efe=20Ak=C3=A7a?= <efeakca@gmail.com>
Date: Fri, 13 Dec 2024 21:32:44 +0300
Subject: [PATCH 10/18] fix(backend): tag service not returning any tags
 without questions

---
 .../Controllers/QuestionController.java       |  48 +-
 .../Repositories/TagRepository.java           |  12 +-
 .../Services/QuestionService.java             | 438 +++++++++---------
 .../Services/TagService.java                  |   3 +-
 4 files changed, 268 insertions(+), 233 deletions(-)

diff --git a/backend/src/main/java/com/group1/programminglanguagesforum/Controllers/QuestionController.java b/backend/src/main/java/com/group1/programminglanguagesforum/Controllers/QuestionController.java
index 39ed19db..352590c0 100644
--- a/backend/src/main/java/com/group1/programminglanguagesforum/Controllers/QuestionController.java
+++ b/backend/src/main/java/com/group1/programminglanguagesforum/Controllers/QuestionController.java
@@ -1,29 +1,43 @@
 package com.group1.programminglanguagesforum.Controllers;
 
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.NoSuchElementException;
+
+import org.springframework.data.domain.Page;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.DeleteMapping;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.PutMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
 import com.group1.programminglanguagesforum.Constants.EndpointConstants;
 import com.group1.programminglanguagesforum.DTOs.Requests.CreateQuestionRequestDto;
 import com.group1.programminglanguagesforum.DTOs.Requests.DifficultyLevelRequestDto;
 import com.group1.programminglanguagesforum.DTOs.Requests.UpdateQuestionRequestDto;
-import com.group1.programminglanguagesforum.DTOs.Responses.*;
-import com.group1.programminglanguagesforum.Exceptions.ExceptionResponseHandler;
+import com.group1.programminglanguagesforum.DTOs.Responses.CreateQuestionResponseDto;
+import com.group1.programminglanguagesforum.DTOs.Responses.ErrorResponse;
+import com.group1.programminglanguagesforum.DTOs.Responses.GenericApiResponse;
+import com.group1.programminglanguagesforum.DTOs.Responses.GetQuestionDetailsResponseDto;
+import com.group1.programminglanguagesforum.DTOs.Responses.QuestionRateResponseDto;
+import com.group1.programminglanguagesforum.DTOs.Responses.QuestionSummaryDto;
 import com.group1.programminglanguagesforum.Entities.DifficultyLevel;
 import com.group1.programminglanguagesforum.Entities.Question;
+import com.group1.programminglanguagesforum.Exceptions.ExceptionResponseHandler;
 import com.group1.programminglanguagesforum.Exceptions.UnauthorizedAccessException;
 import com.group1.programminglanguagesforum.Services.QuestionDifficultyRateService;
 import com.group1.programminglanguagesforum.Services.QuestionService;
 import com.group1.programminglanguagesforum.Util.ApiResponseBuilder;
-import lombok.RequiredArgsConstructor;
 
-import org.springframework.http.HttpStatus;
-import org.springframework.data.domain.Page;
-import org.springframework.http.ResponseEntity;
-import org.springframework.web.bind.annotation.*;
-
-import java.util.Arrays;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-import java.util.NoSuchElementException;
+import lombok.RequiredArgsConstructor;
 
 @RestController
 @RequestMapping("/api/v1")
@@ -59,7 +73,8 @@ public ResponseEntity<GenericApiResponse<GetQuestionDetailsResponseDto>> getQues
                     .errorMessage(e.getMessage())
                     .stackTrace(Arrays.toString(e.getStackTrace()))
                     .build();
-            GenericApiResponse<GetQuestionDetailsResponseDto> response = ApiResponseBuilder.buildErrorResponse(GetQuestionDetailsResponseDto.class, e.getMessage(), 404, errorResponse);
+            GenericApiResponse<GetQuestionDetailsResponseDto> response = ApiResponseBuilder
+                    .buildErrorResponse(GetQuestionDetailsResponseDto.class, e.getMessage(), 404, errorResponse);
             return buildResponse(response, org.springframework.http.HttpStatus.NOT_FOUND);
         }
     }
@@ -113,7 +128,7 @@ public ResponseEntity<GenericApiResponse<Map<String, Object>>> searchQuestions(
         Page<Question> questionPage = questionService.searchQuestions(query, tags, difficulty, page, pageSize);
 
         List<QuestionSummaryDto> questionSummaries = questionPage.getContent().stream()
-                .map(questionService::mapToQuestionSummary)
+                .map(QuestionService::mapToQuestionSummary)
                 .toList();
 
         Map<String, Object> response = new HashMap<>();
@@ -142,8 +157,7 @@ public ResponseEntity<GenericApiResponse<QuestionRateResponseDto>> rateQuestion(
             return buildResponse(response, org.springframework.http.HttpStatus.OK);
         } catch (NoSuchElementException e) {
             return ExceptionResponseHandler.NoSuchElementException(e);
-        }
-        catch (UnauthorizedAccessException e) {
+        } catch (UnauthorizedAccessException e) {
             return ExceptionResponseHandler.UnauthorizedAccessException(e);
         }
     }
diff --git a/backend/src/main/java/com/group1/programminglanguagesforum/Repositories/TagRepository.java b/backend/src/main/java/com/group1/programminglanguagesforum/Repositories/TagRepository.java
index df4999eb..a2844faf 100644
--- a/backend/src/main/java/com/group1/programminglanguagesforum/Repositories/TagRepository.java
+++ b/backend/src/main/java/com/group1/programminglanguagesforum/Repositories/TagRepository.java
@@ -1,7 +1,7 @@
 package com.group1.programminglanguagesforum.Repositories;
 
+import java.util.List;
 
-import com.group1.programminglanguagesforum.Entities.Tag;
 import org.springframework.data.domain.Page;
 import org.springframework.data.domain.Pageable;
 import org.springframework.data.jpa.repository.JpaRepository;
@@ -9,17 +9,19 @@
 import org.springframework.data.repository.query.Param;
 import org.springframework.stereotype.Repository;
 
-import java.util.List;
+import com.group1.programminglanguagesforum.Entities.Tag;
 
 @Repository
-public interface TagRepository extends JpaRepository<Tag,Long> {
+public interface TagRepository extends JpaRepository<Tag, Long> {
     List<Tag> findAllByIdIn(List<Long> ids);
+
     @Query("SELECT t FROM Tag t " +
-            "JOIN Question q ON t MEMBER OF q.tags " +
+            "LEFT JOIN Question q ON t MEMBER OF q.tags " +
+            "WHERE LOWER(t.tagName) LIKE LOWER(CONCAT('%', :tagName, '%')) " +
             "GROUP BY t.id " +
             "ORDER BY COUNT(q.id) DESC")
-
     Page<Tag> findTagsByTagNameContainingIgnoreCase(String tagName, Pageable pageable);
+
     @Query("SELECT t FROM Tag t JOIN t.followers u WHERE u.id = :userId")
     List<Tag> findTagByFollowers(@Param("userId") Long userId);
 }
diff --git a/backend/src/main/java/com/group1/programminglanguagesforum/Services/QuestionService.java b/backend/src/main/java/com/group1/programminglanguagesforum/Services/QuestionService.java
index 66454e12..6db81f66 100644
--- a/backend/src/main/java/com/group1/programminglanguagesforum/Services/QuestionService.java
+++ b/backend/src/main/java/com/group1/programminglanguagesforum/Services/QuestionService.java
@@ -1,5 +1,20 @@
 package com.group1.programminglanguagesforum.Services;
 
+import java.text.SimpleDateFormat;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Date;
+import java.util.HashSet;
+import java.util.List;
+import java.util.NoSuchElementException;
+import java.util.Optional;
+import java.util.Set;
+import java.util.stream.Collectors;
+
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.PageRequest;
+import org.springframework.stereotype.Service;
+
 import com.group1.programminglanguagesforum.DTOs.Requests.CreateQuestionRequestDto;
 import com.group1.programminglanguagesforum.DTOs.Requests.UpdateQuestionRequestDto;
 import com.group1.programminglanguagesforum.DTOs.Responses.AuthorDto;
@@ -7,7 +22,11 @@
 import com.group1.programminglanguagesforum.DTOs.Responses.GetQuestionDetailsResponseDto;
 import com.group1.programminglanguagesforum.DTOs.Responses.QuestionSummaryDto;
 import com.group1.programminglanguagesforum.DTOs.Responses.TagDto;
-import com.group1.programminglanguagesforum.Entities.*;
+import com.group1.programminglanguagesforum.Entities.DifficultyLevel;
+import com.group1.programminglanguagesforum.Entities.Question;
+import com.group1.programminglanguagesforum.Entities.QuestionDifficultyRate;
+import com.group1.programminglanguagesforum.Entities.Tag;
+import com.group1.programminglanguagesforum.Entities.User;
 import com.group1.programminglanguagesforum.Exceptions.UnauthorizedAccessException;
 import com.group1.programminglanguagesforum.Repositories.BookmarkRepository;
 import com.group1.programminglanguagesforum.Repositories.QuestionRepository;
@@ -15,225 +34,226 @@
 
 import lombok.RequiredArgsConstructor;
 
-import org.springframework.data.domain.Page;
-import org.springframework.data.domain.PageRequest;
-import org.springframework.stereotype.Service;
-
-import java.text.SimpleDateFormat;
-import java.util.*;
-import java.util.stream.Collectors;
-
 @Service
 @RequiredArgsConstructor
 public class QuestionService {
-    private final QuestionRepository questionRepository;
-    private final UserContextService userContextService;
-    private final TagService tagService;
-    private final BookmarkRepository bookmarkRepository;
-    private final VoteRepository voteRepository;
-    private final QuestionDifficultyRateService questionDifficultyRateService;
-
-    public Optional<Question> findById(Long id) {
-        return questionRepository.findById(id);
-    }
-
-    public List<QuestionSummaryDto> findByAuthorId(Long authorId) {
-        return questionRepository.findByAuthorId(authorId).stream()
-                .map(this::mapToQuestionSummary)
-                .collect(Collectors.toList());
-    }
-
-    public CreateQuestionResponseDto createQuestion(CreateQuestionRequestDto dto)
-            throws UnauthorizedAccessException {
-        List<Long> tagIds = dto.getTagIds();
-        Set<Tag> existingTags = new HashSet<>(tagService.findAllByIdIn(tagIds));
-        User currentUser = userContextService.getCurrentUser();
-        Date date = new Date();
-        Question question = Question.builder()
-                .title(dto.getTitle())
-                .questionBody(dto.getContent())
-                .difficulty(dto.getDifficulty())
-                .askedBy(currentUser)
-                .createdAt(date)
-                .updatedAt(date)
-                .likeCount(0L)
-                .commentCount(0L)
-                .tags(existingTags)
-                .votes(new ArrayList<>())
-                .build();
-        questionRepository.save(question);
-        List<TagDto> tags = existingTags.stream().map(tag -> TagDto.builder()
-                .id(tag.getId())
-                .name(tag.getTagName())
-                .build()).toList();
-
-        return CreateQuestionResponseDto.builder()
-                .id(question.getId())
-                .title(question.getTitle())
-                .content(question.getQuestionBody())
-                .difficulty(question.getDifficulty())
-                .tags(tags)
-                .author(AuthorDto.builder()
-                        .id(currentUser.getId())
-                        .username(currentUser.getUsername())
-                        .reputationPoints(currentUser.getReputationPoints())
-                        .name(currentUser.getFirstName() + " " + currentUser.getLastName())
-                        .build())
-                .createdAt(new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(question.getCreatedAt()))
-                .updatedAt(new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(question.getUpdatedAt()))
-                .upvoteCount(0L)
-                .downvoteCount(0L)
-                .build();
-
-    }
-
-    public GetQuestionDetailsResponseDto getQuestion(Long id) throws NoSuchElementException {
-        User currentUser;
-        try {
-            currentUser = userContextService.getCurrentUser();
-        } catch (UnauthorizedAccessException e) {
-            currentUser = null;
+        private final QuestionRepository questionRepository;
+        private final UserContextService userContextService;
+        private final TagService tagService;
+        private final BookmarkRepository bookmarkRepository;
+        private final VoteRepository voteRepository;
+        private final QuestionDifficultyRateService questionDifficultyRateService;
+
+        public Optional<Question> findById(Long id) {
+                return questionRepository.findById(id);
         }
 
-        Optional<Question> questionOptional = questionRepository.findById(id);
-        if (questionOptional.isEmpty()) {
-            throw new NoSuchElementException("Question not found");
+        public List<QuestionSummaryDto> findByAuthorId(Long authorId) {
+                return questionRepository.findByAuthorId(authorId).stream()
+                                .map(QuestionService::mapToQuestionSummary)
+                                .collect(Collectors.toList());
         }
 
-        Question question = questionOptional.get();
-        boolean selfQuestion = (currentUser != null && currentUser.getId().equals(question.getAskedBy().getId()));
-        boolean isBookmarked = (currentUser != null && bookmarkRepository.existsByUserAndQuestion(currentUser, question));
-        Integer selfVoted = (currentUser != null && voteRepository.findByUserAndQuestion(currentUser, question).isPresent() ? voteRepository.findByUserAndQuestion(currentUser, question).get().isUpvote() ? 1 : -1 : 0);
-        QuestionDifficultyRateService.QuestionRateCounts record = questionDifficultyRateService.getResult();
-        long easyCount = record.easyCount();
-        long mediumCount = record.mediumCount();
-        long hardCount = record.hardCount();
-        DifficultyLevel lastRatedDifficulty = questionDifficultyRateService.getQuestionDifficultyRate(questionOptional.get(), currentUser).map(QuestionDifficultyRate::getDifficulty).orElse(null);
-
-        return GetQuestionDetailsResponseDto.builder()
-                .id(question.getId())
-                .title(question.getTitle())
-                .content(question.getQuestionBody())
-                .difficulty(question.getDifficulty())
-                .selfDifficultyVote(lastRatedDifficulty)
-                .likeCount(question.getUpvoteCount())
-                .dislikeCount(question.getDownvoteCount())
-                .commentCount(question.getCommentCount())
-                .selfQuestion(selfQuestion)
-                .selfVoted(selfVoted)
-                .easyCount(easyCount)
-                .mediumCount(mediumCount)
-                .hardCount(hardCount)
-                .createdAt(new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(question.getCreatedAt()))
-                .updatedAt(new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(question.getUpdatedAt()))
-                .author(AuthorDto.builder()
-                        .id(question.getAskedBy().getId())
-                        .username(question.getAskedBy().getUsername())
-                        .reputationPoints(question.getAskedBy().getReputationPoints())
-                        .name(question.getAskedBy().getFirstName() + " " + question.getAskedBy().getLastName())
-                        .build())
-                .rating(0L)
-                .tags(question.getTags().stream().map(tag -> TagDto.builder()
-                        .id(tag.getId())
-                        .name(tag.getTagName())
-                        .build()).toList())
-                .answerCount((long) question.getAnswers().size())
-                .bookmarked(isBookmarked)
-                .build();
-
-    }
-
-    public String deleteQuestion(Long id) {
-        Optional<Question> questionOptional = questionRepository.findById(id);
-        if (questionOptional.isEmpty()) {
-            throw new NoSuchElementException("Question not found");
+        public CreateQuestionResponseDto createQuestion(CreateQuestionRequestDto dto)
+                        throws UnauthorizedAccessException {
+                List<Long> tagIds = dto.getTagIds();
+                Set<Tag> existingTags = new HashSet<>(tagService.findAllByIdIn(tagIds));
+                User currentUser = userContextService.getCurrentUser();
+                Date date = new Date();
+                Question question = Question.builder()
+                                .title(dto.getTitle())
+                                .questionBody(dto.getContent())
+                                .difficulty(dto.getDifficulty())
+                                .askedBy(currentUser)
+                                .createdAt(date)
+                                .updatedAt(date)
+                                .likeCount(0L)
+                                .commentCount(0L)
+                                .tags(existingTags)
+                                .votes(new ArrayList<>())
+                                .build();
+                questionRepository.save(question);
+                List<TagDto> tags = existingTags.stream().map(tag -> TagDto.builder()
+                                .id(tag.getId())
+                                .name(tag.getTagName())
+                                .build()).toList();
+
+                return CreateQuestionResponseDto.builder()
+                                .id(question.getId())
+                                .title(question.getTitle())
+                                .content(question.getQuestionBody())
+                                .difficulty(question.getDifficulty())
+                                .tags(tags)
+                                .author(AuthorDto.builder()
+                                                .id(currentUser.getId())
+                                                .username(currentUser.getUsername())
+                                                .reputationPoints(currentUser.getReputationPoints())
+                                                .name(currentUser.getFirstName() + " " + currentUser.getLastName())
+                                                .build())
+                                .createdAt(new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(question.getCreatedAt()))
+                                .updatedAt(new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(question.getUpdatedAt()))
+                                .upvoteCount(0L)
+                                .downvoteCount(0L)
+                                .build();
+
         }
-        Question question = questionOptional.get();
-        questionRepository.delete(question);
-        return "Question deleted successfully";
-    }
-
-    public CreateQuestionResponseDto updateQuestion(Long id, UpdateQuestionRequestDto dto) {
-        Optional<Question> questionOptional = questionRepository.findById(id);
-        if (questionOptional.isEmpty()) {
-            throw new NoSuchElementException("Question not found");
+
+        public GetQuestionDetailsResponseDto getQuestion(Long id) throws NoSuchElementException {
+                User currentUser;
+                try {
+                        currentUser = userContextService.getCurrentUser();
+                } catch (UnauthorizedAccessException e) {
+                        currentUser = null;
+                }
+
+                Optional<Question> questionOptional = questionRepository.findById(id);
+                if (questionOptional.isEmpty()) {
+                        throw new NoSuchElementException("Question not found");
+                }
+
+                Question question = questionOptional.get();
+                boolean selfQuestion = (currentUser != null
+                                && currentUser.getId().equals(question.getAskedBy().getId()));
+                boolean isBookmarked = (currentUser != null
+                                && bookmarkRepository.existsByUserAndQuestion(currentUser, question));
+                Integer selfVoted = (currentUser != null
+                                && voteRepository.findByUserAndQuestion(currentUser, question).isPresent()
+                                                ? voteRepository.findByUserAndQuestion(currentUser, question).get()
+                                                                .isUpvote() ? 1 : -1
+                                                : 0);
+                QuestionDifficultyRateService.QuestionRateCounts record = questionDifficultyRateService.getResult();
+                long easyCount = record.easyCount();
+                long mediumCount = record.mediumCount();
+                long hardCount = record.hardCount();
+                DifficultyLevel lastRatedDifficulty = questionDifficultyRateService
+                                .getQuestionDifficultyRate(questionOptional.get(), currentUser)
+                                .map(QuestionDifficultyRate::getDifficulty).orElse(null);
+
+                return GetQuestionDetailsResponseDto.builder()
+                                .id(question.getId())
+                                .title(question.getTitle())
+                                .content(question.getQuestionBody())
+                                .difficulty(question.getDifficulty())
+                                .selfDifficultyVote(lastRatedDifficulty)
+                                .likeCount(question.getUpvoteCount())
+                                .dislikeCount(question.getDownvoteCount())
+                                .commentCount(question.getCommentCount())
+                                .selfQuestion(selfQuestion)
+                                .selfVoted(selfVoted)
+                                .easyCount(easyCount)
+                                .mediumCount(mediumCount)
+                                .hardCount(hardCount)
+                                .createdAt(new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(question.getCreatedAt()))
+                                .updatedAt(new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(question.getUpdatedAt()))
+                                .author(AuthorDto.builder()
+                                                .id(question.getAskedBy().getId())
+                                                .username(question.getAskedBy().getUsername())
+                                                .reputationPoints(question.getAskedBy().getReputationPoints())
+                                                .name(question.getAskedBy().getFirstName() + " "
+                                                                + question.getAskedBy().getLastName())
+                                                .build())
+                                .rating(0L)
+                                .tags(question.getTags().stream().map(tag -> TagDto.builder()
+                                                .id(tag.getId())
+                                                .name(tag.getTagName())
+                                                .build()).toList())
+                                .answerCount((long) question.getAnswers().size())
+                                .bookmarked(isBookmarked)
+                                .build();
+
         }
-        Date date = new Date();
-        Question question = questionOptional.get();
-        List<Long> tagIds = dto.getTags();
-        Set<Tag> existingTags = new HashSet<>(tagService.findAllByIdIn(tagIds));
-        question.setTitle(dto.getTitle());
-        question.setQuestionBody(dto.getContent());
-        question.setTags(existingTags);
-        question.setUpdatedAt(date);
-        question.setDifficulty(dto.getDifficulty());
-        questionRepository.save(question);
-        List<TagDto> tags = existingTags.stream().map(tag -> TagDto.builder()
-                .id(tag.getId())
-                .name(tag.getTagName())
-                .build()).toList();
-        return CreateQuestionResponseDto.builder()
-                .id(question.getId())
-                .title(question.getTitle())
-                .content(question.getQuestionBody())
-                .difficulty(question.getDifficulty())
-                .tags(tags)
-                .author(AuthorDto.builder()
-                        .id(question.getAskedBy().getId())
-                        .username(question.getAskedBy().getUsername())
-                        .reputationPoints(question.getAskedBy().getReputationPoints())
-                        .name(question.getAskedBy().getFirstName() + " "
-                                + question.getAskedBy().getLastName())
-                        .build())
-                .createdAt(new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(question.getCreatedAt()))
-                .updatedAt(new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(question.getUpdatedAt()))
-                .upvoteCount(question.getUpvoteCount())
-                .downvoteCount(question.getDownvoteCount())
-                .build();
-
-    }
-
-    public Page<Question> searchQuestions(
-            String query,
-            String tagIdsStr,
-            DifficultyLevel difficulty,
-            int page,
-            int pageSize) {
-
-        List<Long> tagIds = null;
-        if (tagIdsStr != null && !tagIdsStr.isEmpty()) {
-            tagIds = Arrays.stream(tagIdsStr.split(","))
-                    .map(Long::parseLong)
-                    .collect(Collectors.toList());
+
+        public String deleteQuestion(Long id) {
+                Optional<Question> questionOptional = questionRepository.findById(id);
+                if (questionOptional.isEmpty()) {
+                        throw new NoSuchElementException("Question not found");
+                }
+                Question question = questionOptional.get();
+                questionRepository.delete(question);
+                return "Question deleted successfully";
         }
 
-        PageRequest pageable = PageRequest.of(page - 1, pageSize);
-        return questionRepository.searchQuestions(query, tagIds, difficulty, pageable);
-    }
-
-    public QuestionSummaryDto mapToQuestionSummary(Question question) {
-        return QuestionSummaryDto.builder()
-                .id(question.getId())
-                .title(question.getTitle())
-                .content(question.getQuestionBody())
-                .difficulty(question.getDifficulty())
-                .upvoteCount(question.getUpvoteCount())
-                .downvoteCount(question.getDownvoteCount())
-                .answerCount((long) question.getAnswers().size())
-                .createdAt(new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(question.getCreatedAt()))
-                .author(AuthorDto.builder()
-                        .id(question.getAskedBy().getId())
-                        .username(question.getAskedBy().getUsername())
-                        .name(question.getAskedBy().getFirstName() + " "
-                                + question.getAskedBy().getLastName())
-                        .reputationPoints(question.getAskedBy().getReputationPoints())
-                        .build())
-                .tags(question.getTags().stream()
-                        .map(tag -> TagDto.builder()
+        public CreateQuestionResponseDto updateQuestion(Long id, UpdateQuestionRequestDto dto) {
+                Optional<Question> questionOptional = questionRepository.findById(id);
+                if (questionOptional.isEmpty()) {
+                        throw new NoSuchElementException("Question not found");
+                }
+                Date date = new Date();
+                Question question = questionOptional.get();
+                List<Long> tagIds = dto.getTags();
+                Set<Tag> existingTags = new HashSet<>(tagService.findAllByIdIn(tagIds));
+                question.setTitle(dto.getTitle());
+                question.setQuestionBody(dto.getContent());
+                question.setTags(existingTags);
+                question.setUpdatedAt(date);
+                question.setDifficulty(dto.getDifficulty());
+                questionRepository.save(question);
+                List<TagDto> tags = existingTags.stream().map(tag -> TagDto.builder()
                                 .id(tag.getId())
                                 .name(tag.getTagName())
-                                .build())
-                        .collect(Collectors.toList()))
-                .build();
-    }
+                                .build()).toList();
+                return CreateQuestionResponseDto.builder()
+                                .id(question.getId())
+                                .title(question.getTitle())
+                                .content(question.getQuestionBody())
+                                .difficulty(question.getDifficulty())
+                                .tags(tags)
+                                .author(AuthorDto.builder()
+                                                .id(question.getAskedBy().getId())
+                                                .username(question.getAskedBy().getUsername())
+                                                .reputationPoints(question.getAskedBy().getReputationPoints())
+                                                .name(question.getAskedBy().getFirstName() + " "
+                                                                + question.getAskedBy().getLastName())
+                                                .build())
+                                .createdAt(new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(question.getCreatedAt()))
+                                .updatedAt(new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(question.getUpdatedAt()))
+                                .upvoteCount(question.getUpvoteCount())
+                                .downvoteCount(question.getDownvoteCount())
+                                .build();
+
+        }
+
+        public Page<Question> searchQuestions(
+                        String query,
+                        String tagIdsStr,
+                        DifficultyLevel difficulty,
+                        int page,
+                        int pageSize) {
+
+                List<Long> tagIds = null;
+                if (tagIdsStr != null && !tagIdsStr.isEmpty()) {
+                        tagIds = Arrays.stream(tagIdsStr.split(","))
+                                        .map(Long::parseLong)
+                                        .collect(Collectors.toList());
+                }
+
+                PageRequest pageable = PageRequest.of(page - 1, pageSize);
+                return questionRepository.searchQuestions(query, tagIds, difficulty, pageable);
+        }
+
+        public static QuestionSummaryDto mapToQuestionSummary(Question question) {
+                return QuestionSummaryDto.builder()
+                                .id(question.getId())
+                                .title(question.getTitle())
+                                .content(question.getQuestionBody())
+                                .difficulty(question.getDifficulty())
+                                .upvoteCount(question.getUpvoteCount())
+                                .downvoteCount(question.getDownvoteCount())
+                                .answerCount((long) question.getAnswers().size())
+                                .createdAt(new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(question.getCreatedAt()))
+                                .author(AuthorDto.builder()
+                                                .id(question.getAskedBy().getId())
+                                                .username(question.getAskedBy().getUsername())
+                                                .name(question.getAskedBy().getFirstName() + " "
+                                                                + question.getAskedBy().getLastName())
+                                                .reputationPoints(question.getAskedBy().getReputationPoints())
+                                                .build())
+                                .tags(question.getTags().stream()
+                                                .map(tag -> TagDto.builder()
+                                                                .id(tag.getId())
+                                                                .name(tag.getTagName())
+                                                                .build())
+                                                .collect(Collectors.toList()))
+                                .build();
+        }
 }
diff --git a/backend/src/main/java/com/group1/programminglanguagesforum/Services/TagService.java b/backend/src/main/java/com/group1/programminglanguagesforum/Services/TagService.java
index 71dbdde9..ece5fe82 100644
--- a/backend/src/main/java/com/group1/programminglanguagesforum/Services/TagService.java
+++ b/backend/src/main/java/com/group1/programminglanguagesforum/Services/TagService.java
@@ -38,7 +38,6 @@ public class TagService {
     private final ModelMapper modelMapper;
     private final QuestionRepository questionRepository;
     private final UserRepository userRepository;
-    private final QuestionService questionService;
 
     public List<Tag> findAllByIdIn(List<Long> tagIds) {
         return tagRepository.findAllByIdIn(tagIds);
@@ -82,7 +81,7 @@ public GetTagDetailsResponseDto getTagDetails(Long tagId) {
         TagType tagType = getTagType(tagEntity);
         List<Question> questions = questionRepository.findQuestionsByTagId(tagId);
         List<QuestionSummaryDto> relatedQuestions = questions.stream()
-                .map(questionService::mapToQuestionSummary)
+                .map(QuestionService::mapToQuestionSummary)
                 .toList();
         Long questionCount = (long) questions.size();
 

From 4134a4fa5467329b8b9bf267d6e9949634946fe8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mehmet=20Efe=20Ak=C3=A7a?= <efeakca@gmail.com>
Date: Fri, 13 Dec 2024 21:36:21 +0300
Subject: [PATCH 11/18] fix(frontend): invisible card and accessibility
 contrast issue

---
 frontend/src/components/AnswerCard.tsx   |  2 +-
 frontend/src/components/AnswerItem.tsx   |  2 +-
 frontend/src/components/ExerciseCard.tsx |  4 +-
 frontend/src/components/QuestionCard.tsx |  4 +-
 frontend/src/components/TagCard.tsx      |  2 +-
 mobile/app/question/[questionId].tsx     | 52 +++++++++++++++---------
 mobile/components/AnswerCard.tsx         |  2 +-
 mobile/components/AnswerItem.tsx         |  2 +-
 mobile/components/ui/card/styles.tsx     |  4 +-
 9 files changed, 43 insertions(+), 31 deletions(-)

diff --git a/frontend/src/components/AnswerCard.tsx b/frontend/src/components/AnswerCard.tsx
index a5736d3e..8de70cc8 100644
--- a/frontend/src/components/AnswerCard.tsx
+++ b/frontend/src/components/AnswerCard.tsx
@@ -24,7 +24,7 @@ export const AnswerCard: React.FC<AnswerCardProps> = ({
   author,
 }) => {
   return (
-    <Card className="border-none #e5e5e5 px-6 py-8 shadow-sm">
+    <Card className="border-none bg-neutral-100 px-6 py-8 shadow-sm">
       <div className="flex flex-col gap-6">
         <h3 className="line-clamp-2 text-xl font-semibold text-gray-800">
           {title}
diff --git a/frontend/src/components/AnswerItem.tsx b/frontend/src/components/AnswerItem.tsx
index 9ffe68fc..6e519d0d 100644
--- a/frontend/src/components/AnswerItem.tsx
+++ b/frontend/src/components/AnswerItem.tsx
@@ -21,7 +21,7 @@ export const AnswerItem: React.FC<AnswerItemProps> = ({
   const { token } = useAuthStore();
 
   return (
-    <Card className="border-none #e5e5e5 px-6 py-8 shadow-sm">
+    <Card className="border-none bg-neutral-100 px-6 py-8 shadow-sm">
       <div className="flex flex-col gap-4">
         <ContentWithSnippets content={answer.content} />
         <div className="flex items-center justify-between">
diff --git a/frontend/src/components/ExerciseCard.tsx b/frontend/src/components/ExerciseCard.tsx
index 221a8db6..cae446c5 100644
--- a/frontend/src/components/ExerciseCard.tsx
+++ b/frontend/src/components/ExerciseCard.tsx
@@ -20,7 +20,7 @@ export const ExerciseCard: React.FC<ExerciseCardProps> = ({
   link,
 }) => {
   return (
-    <Card className="flex flex-1 border-none #e5e5e5 px-6 py-8 shadow-sm">
+    <Card className="flex flex-1 border-none bg-neutral-100 px-6 py-8 shadow-sm">
       <div className="flex flex-col gap-6">
         <h3 className="line-clamp-2 text-xl font-semibold text-gray-800">
           {title}
@@ -28,7 +28,7 @@ export const ExerciseCard: React.FC<ExerciseCardProps> = ({
         <p className="line-clamp-3 text-sm font-light text-gray-600">
           {description}
         </p>
-        <div className="flex flex-col gap-3 text-xs text-gray-500">
+        <div className="flex flex-col gap-3 text-xs text-gray-800">
           <div className="flex items-center gap-1">
             <span className="font-semibold">Difficulty:</span>
             <span>{difficulty}</span>
diff --git a/frontend/src/components/QuestionCard.tsx b/frontend/src/components/QuestionCard.tsx
index 6e674181..de7e8b79 100644
--- a/frontend/src/components/QuestionCard.tsx
+++ b/frontend/src/components/QuestionCard.tsx
@@ -27,7 +27,7 @@ export const QuestionCard = React.forwardRef<HTMLDivElement, QuestionCardProps>(
   ({ id, title, content, votes, answerCount, author, difficulty }, ref) => {
     return (
       <Card
-        className="flex flex-1 border-none #e5e5e5 px-6 py-8 shadow-sm"
+        className="flex flex-1 border-none bg-neutral-100 px-6 py-8 shadow-sm"
         ref={ref}
       >
         <div className="flex flex-col gap-6">
@@ -65,7 +65,7 @@ export const QuestionCard = React.forwardRef<HTMLDivElement, QuestionCardProps>(
             )}
             <Link
               to={`/question/${id}`}
-              className="flex items-center text-sm font-medium text-gray-800 hover:underline p-2"
+              className="flex items-center p-2 text-sm font-medium text-gray-800 hover:underline"
             >
               Go to question
               <ArrowRight className="ml-1 h-4 w-4" />
diff --git a/frontend/src/components/TagCard.tsx b/frontend/src/components/TagCard.tsx
index da470d9c..6e7682a8 100644
--- a/frontend/src/components/TagCard.tsx
+++ b/frontend/src/components/TagCard.tsx
@@ -12,7 +12,7 @@ export const TagCard = React.forwardRef<HTMLDivElement, TagCardProps>(
   ({ tag }, ref) => {
     return (
       <Card
-        className="flex-1 border-none #e5e5e5 px-6 py-8 shadow-sm"
+        className="flex-1 border-none bg-neutral-100 px-6 py-8 shadow-sm"
         ref={ref}
       >
         <div className="flex flex-col gap-6">
diff --git a/mobile/app/question/[questionId].tsx b/mobile/app/question/[questionId].tsx
index 7eb83e46..c56ea7e4 100644
--- a/mobile/app/question/[questionId].tsx
+++ b/mobile/app/question/[questionId].tsx
@@ -27,7 +27,14 @@ import {
 } from "@/services/api/programmingForumComponents";
 import useAuthStore from "@/services/auth";
 import { Link, useLocalSearchParams, useRouter } from "expo-router";
-import { ArrowLeftIcon, BookmarkIcon, Flag, MessageSquare, ThumbsUp, Trash } from "lucide-react-native";
+import {
+  ArrowLeftIcon,
+  BookmarkIcon,
+  Flag,
+  MessageSquare,
+  ThumbsUp,
+  Trash,
+} from "lucide-react-native";
 import { useEffect, useState } from "react";
 import { ScrollView, View } from "react-native";
 export default function QuestionPage() {
@@ -49,13 +56,15 @@ export default function QuestionPage() {
     }
   );
   const data = result?.data;
-  const question = data! || {}; 
+  const question = data! || {};
 
   const { mutateAsync: deleteQuestion } = useDeleteQuestionById();
   const { selfProfile, token } = useAuthStore();
 
   const [optimisticVotes, setOptimisticVotes] = useState<number | null>(null);
-  const [optimisticBookmarked, setOptimisticBookmarked] = useState<boolean>(question.bookmarked ?? false);
+  const [optimisticBookmarked, setOptimisticBookmarked] = useState<boolean>(
+    question.bookmarked ?? false
+  );
 
   useEffect(() => {
     setOptimisticBookmarked(question.bookmarked ?? false);
@@ -89,21 +98,25 @@ export default function QuestionPage() {
     },
   });
 
-  const { mutateAsync: bookmarkQuestion, isPending: isPendingBookmark } = useBookmarkQuestion({
-    onMutate: async () => {
-      setOptimisticBookmarked(true);
-    },
-    onSuccess: () => {
-      refetch().then(() => {
+  const { mutateAsync: bookmarkQuestion, isPending: isPendingBookmark } =
+    useBookmarkQuestion({
+      onMutate: async () => {
         setOptimisticBookmarked(true);
-      });
-    },
-    onError: () => {
-      setOptimisticBookmarked(false);
-    },
-  });
+      },
+      onSuccess: () => {
+        refetch().then(() => {
+          setOptimisticBookmarked(true);
+        });
+      },
+      onError: () => {
+        setOptimisticBookmarked(false);
+      },
+    });
 
-  const { mutateAsync: unbookmarkQuestion, isPending: isPendingRemoveBookmark} = useRemoveQuestionBookmark({
+  const {
+    mutateAsync: unbookmarkQuestion,
+    isPending: isPendingRemoveBookmark,
+  } = useRemoveQuestionBookmark({
     onMutate: async () => {
       setOptimisticBookmarked(false);
     },
@@ -117,7 +130,6 @@ export default function QuestionPage() {
     },
   });
 
-
   if (isLoading) {
     return <FullscreenLoading overlay />;
   }
@@ -142,7 +154,7 @@ export default function QuestionPage() {
     } else {
       bookmarkQuestion({ pathParams: { questionId: question.id } });
     }
-  }
+  };
 
   return (
     <VStack className="flex-1 px-2 my-8 mt-8">
@@ -158,7 +170,7 @@ export default function QuestionPage() {
         <Button
           onPress={handleBookmark}
           disabled={isPendingBookmark || isPendingRemoveBookmark}
-          size="sm" 
+          size="sm"
           variant={optimisticBookmarked ? "solid" : "outline"}
           className="self-end mt-5 mr-6"
         >
@@ -316,7 +328,7 @@ export default function QuestionPage() {
           </Text>
         </View>
 
-        <View className="rounded-lg #e5e5e5 p-4">
+        <View className="rounded-lg bg-neutral-100 p-4">
           <Text className="whitespace-pre-wrap">{question.content}</Text>
         </View>
 
diff --git a/mobile/components/AnswerCard.tsx b/mobile/components/AnswerCard.tsx
index fb9864c7..0a839531 100644
--- a/mobile/components/AnswerCard.tsx
+++ b/mobile/components/AnswerCard.tsx
@@ -26,7 +26,7 @@ export const AnswerCard: React.FC<AnswerCardProps> = ({
   author,
 }) => {
   return (
-    <Card className="border-none #e5e5e5 px-6 py-8 shadow-sm">
+    <Card className="border-none bg-neutral-100 px-6 py-8 shadow-sm">
       <View className="flex flex-col gap-6">
         <Text className="line-clamp-2 text-xl font-semibold text-gray-800">
           {title}
diff --git a/mobile/components/AnswerItem.tsx b/mobile/components/AnswerItem.tsx
index e0d173f8..004b8edb 100644
--- a/mobile/components/AnswerItem.tsx
+++ b/mobile/components/AnswerItem.tsx
@@ -23,7 +23,7 @@ export const AnswerItem: React.FC<AnswerItemProps> = ({
   const { token } = useAuthStore();
 
   return (
-    <Card className="border-none #e5e5e5 px-6 py-8 shadow-sm">
+    <Card className="border-none bg-neutral-100 px-6 py-8 shadow-sm">
       <View className="flex flex-col gap-4">
         <ContentWithSnippets content={answer.content} />
         <HStack className="flex items-center justify-between">
diff --git a/mobile/components/ui/card/styles.tsx b/mobile/components/ui/card/styles.tsx
index c59d9044..d381043b 100644
--- a/mobile/components/ui/card/styles.tsx
+++ b/mobile/components/ui/card/styles.tsx
@@ -1,6 +1,6 @@
 import { isWeb } from "@gluestack-ui/nativewind-utils/IsWeb";
 import { tva } from "@gluestack-ui/nativewind-utils/tva";
-const baseStyle = isWeb ? "flex flex-col relative z-0" : "#e5e5e5 ";
+const baseStyle = isWeb ? "flex flex-col relative z-0" : "bg-neutral-100 ";
 
 export const cardStyle = tva({
   base: baseStyle,
@@ -11,7 +11,7 @@ export const cardStyle = tva({
       lg: "p-6 rounded-xl",
     },
     variant: {
-      elevated: "#e5e5e5 shadow-xl",
+      elevated: "bg-neutral-100 shadow-xl",
       outline: "border border-outline-200 ",
       ghost: "rounded-none",
       filled: "bg-background-50",

From 946670500cf45c47d7926d032caee30bce55750e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mehmet=20Efe=20Ak=C3=A7a?= <efeakca@gmail.com>
Date: Fri, 13 Dec 2024 22:05:51 +0300
Subject: [PATCH 12/18] fix(backend): implement self following in tag details

---
 .../Services/TagService.java                    | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/backend/src/main/java/com/group1/programminglanguagesforum/Services/TagService.java b/backend/src/main/java/com/group1/programminglanguagesforum/Services/TagService.java
index ece5fe82..bc292412 100644
--- a/backend/src/main/java/com/group1/programminglanguagesforum/Services/TagService.java
+++ b/backend/src/main/java/com/group1/programminglanguagesforum/Services/TagService.java
@@ -24,6 +24,7 @@
 import com.group1.programminglanguagesforum.Entities.Tag;
 import com.group1.programminglanguagesforum.Entities.TagType;
 import com.group1.programminglanguagesforum.Entities.User;
+import com.group1.programminglanguagesforum.Exceptions.UnauthorizedAccessException;
 import com.group1.programminglanguagesforum.Repositories.QuestionRepository;
 import com.group1.programminglanguagesforum.Repositories.TagRepository;
 import com.group1.programminglanguagesforum.Repositories.UserRepository;
@@ -38,6 +39,7 @@ public class TagService {
     private final ModelMapper modelMapper;
     private final QuestionRepository questionRepository;
     private final UserRepository userRepository;
+    private final UserContextService userContextService;
 
     public List<Tag> findAllByIdIn(List<Long> tagIds) {
         return tagRepository.findAllByIdIn(tagIds);
@@ -72,6 +74,10 @@ public GetTagDetailsResponseDto createTag(CreateTagRequestDto dto) {
                 .build();
     }
 
+    public boolean isTagFollowed(User user, Long tagId) {
+        return user.getFollowedTags().stream().anyMatch(t -> t.getId().equals(tagId));
+    }
+
     public GetTagDetailsResponseDto getTagDetails(Long tagId) {
         Optional<Tag> tag = tagRepository.findById(tagId);
         if (tag.isEmpty()) {
@@ -85,6 +91,13 @@ public GetTagDetailsResponseDto getTagDetails(Long tagId) {
                 .toList();
         Long questionCount = (long) questions.size();
 
+        boolean following = false;
+        try {
+            following = isTagFollowed(userContextService.getCurrentUser(), tagId);
+        } catch (UnauthorizedAccessException e) {
+            following = false;
+        }
+
         if (tagType == TagType.PROGRAMMING_LANGUAGE) {
             ProgrammingLanguagesTag languageTag = (ProgrammingLanguagesTag) tagEntity;
             GetProgrammingLanguageTagResponseDto responseDto = modelMapper.map(languageTag,
@@ -92,6 +105,7 @@ public GetTagDetailsResponseDto getTagDetails(Long tagId) {
             responseDto.setTagType(tagType.toString());
             responseDto.setRelatedQuestions(relatedQuestions);
             responseDto.setQuestionCount(questionCount);
+            responseDto.setFollowing(following);
             return responseDto;
         } else if (tagType == TagType.PROGRAMMING_PARADIGM) {
             ProgrammingParadigmTag paradigmTag = (ProgrammingParadigmTag) tagEntity;
@@ -100,6 +114,7 @@ public GetTagDetailsResponseDto getTagDetails(Long tagId) {
             responseDto.setTagType(tagType.toString());
             responseDto.setRelatedQuestions(relatedQuestions);
             responseDto.setQuestionCount(questionCount);
+            responseDto.setFollowing(following);
             return responseDto;
         }
 
@@ -110,7 +125,7 @@ public GetTagDetailsResponseDto getTagDetails(Long tagId) {
                 .tagType(getTagType(tagEntity).toString())
                 .relatedQuestions(relatedQuestions)
                 .questionCount(questionCount)
-
+                .following(following)
                 .build();
 
     }

From c3e110f4ceb4f278ec4ceebc23e87cead2fea120 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mehmet=20Efe=20Ak=C3=A7a?= <efeakca@gmail.com>
Date: Fri, 13 Dec 2024 22:19:43 +0300
Subject: [PATCH 13/18] rerun tests


From d543aa97634df5b8a7bb17b16a94e710f5cc3e61 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mehmet=20Efe=20Ak=C3=A7a?= <efeakca@gmail.com>
Date: Fri, 13 Dec 2024 22:30:16 +0300
Subject: [PATCH 14/18] fix: backend tests

---
 .../Services/TagService.java                  |  5 +-
 .../Services/TagServiceTests.java             | 78 +++++++++++++++----
 2 files changed, 65 insertions(+), 18 deletions(-)

diff --git a/backend/src/main/java/com/group1/programminglanguagesforum/Services/TagService.java b/backend/src/main/java/com/group1/programminglanguagesforum/Services/TagService.java
index bc292412..3647c828 100644
--- a/backend/src/main/java/com/group1/programminglanguagesforum/Services/TagService.java
+++ b/backend/src/main/java/com/group1/programminglanguagesforum/Services/TagService.java
@@ -93,7 +93,10 @@ public GetTagDetailsResponseDto getTagDetails(Long tagId) {
 
         boolean following = false;
         try {
-            following = isTagFollowed(userContextService.getCurrentUser(), tagId);
+            // userContextService is null when testing
+            if (userContextService != null && userContextService.getCurrentUser() != null) {
+                following = isTagFollowed(userContextService.getCurrentUser(), tagId);
+            }
         } catch (UnauthorizedAccessException e) {
             following = false;
         }
diff --git a/backend/src/test/java/com/group1/programminglanguagesforum/Services/TagServiceTests.java b/backend/src/test/java/com/group1/programminglanguagesforum/Services/TagServiceTests.java
index d1bef799..4b8fbf91 100644
--- a/backend/src/test/java/com/group1/programminglanguagesforum/Services/TagServiceTests.java
+++ b/backend/src/test/java/com/group1/programminglanguagesforum/Services/TagServiceTests.java
@@ -1,27 +1,37 @@
 package com.group1.programminglanguagesforum.Services;
 
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.eq;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+import java.util.Arrays;
+import java.util.Date;
+import java.util.List;
+import java.util.NoSuchElementException;
+import java.util.Optional;
+
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.mockito.InjectMocks;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.modelmapper.ModelMapper;
+
 import com.group1.programminglanguagesforum.DTOs.Requests.CreateTagRequestDto;
 import com.group1.programminglanguagesforum.DTOs.Responses.GetQuestionWithTagDto;
 import com.group1.programminglanguagesforum.DTOs.Responses.GetTagDetailsResponseDto;
 import com.group1.programminglanguagesforum.Entities.DifficultyLevel;
 import com.group1.programminglanguagesforum.Entities.Question;
 import com.group1.programminglanguagesforum.Entities.Tag;
+import com.group1.programminglanguagesforum.Entities.User;
 import com.group1.programminglanguagesforum.Repositories.QuestionRepository;
 import com.group1.programminglanguagesforum.Repositories.TagRepository;
-import org.junit.jupiter.api.BeforeEach;
-import org.junit.jupiter.api.Test;
-import org.mockito.InjectMocks;
-import org.mockito.Mock;
-import org.mockito.MockitoAnnotations;
-import org.modelmapper.ModelMapper;
-
-import java.util.Arrays;
-import java.util.List;
-import java.util.NoSuchElementException;
-import java.util.Optional;
-
-import static org.junit.jupiter.api.Assertions.*;
-import static org.mockito.Mockito.*;
 
 class TagServiceTest {
 
@@ -89,11 +99,45 @@ void testCreateTag() {
     @Test
     void testGetTagDetails_Success() {
         Long tagId = 1L;
+        Date mockDate = new Date();
+
+        // Create a mock user with all required fields
+        User mockUser = User.builder()
+                .id(1L)
+                .username("testUser")
+                .email("test@example.com") // Add required email
+                .firstName("Test")
+                .lastName("User")
+                .reputationPoints(0L)
+                .build();
 
         Tag mockTag = new Tag(1L, null, "Tag1", "Description1", null);
-        List<Question> mockQuestions = Arrays.asList(
-                new Question(1L, "Question1", "Body1", DifficultyLevel.EASY, 0L, 0L, null, null, null, null, null,null),
-                new Question(2L, "Question2", "Body2", DifficultyLevel.MEDIUM, 0L, 0L, null, null, null, null, null,null));
+
+        Question q1 = Question.builder()
+                .id(1L)
+                .title("Question1")
+                .questionBody("Body1")
+                .difficulty(DifficultyLevel.EASY)
+                .likeCount(0L)
+                .commentCount(0L)
+                .createdAt(mockDate)
+                .updatedAt(mockDate)
+                .askedBy(mockUser)
+                .build();
+
+        Question q2 = Question.builder()
+                .id(2L)
+                .title("Question2")
+                .questionBody("Body2")
+                .difficulty(DifficultyLevel.MEDIUM)
+                .likeCount(0L)
+                .commentCount(0L)
+                .createdAt(mockDate)
+                .updatedAt(mockDate)
+                .askedBy(mockUser)
+                .build();
+
+        List<Question> mockQuestions = Arrays.asList(q1, q2);
 
         when(tagRepository.findById(tagId)).thenReturn(Optional.of(mockTag));
         when(questionRepository.findQuestionsByTagId(tagId)).thenReturn(mockQuestions);

From b6afe9b56e49307a30f3a725c200c87dadeaabb6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mehmet=20Efe=20Ak=C3=A7a?=
 <13402668+mmtftr@users.noreply.github.com>
Date: Fri, 13 Dec 2024 22:43:35 +0300
Subject: [PATCH 15/18] Update README.md deployment URL

---
 README.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/README.md b/README.md
index e19aa899..889491b5 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,8 @@
 # Programming Languages Forum
 This is the repository for Group1 of SWE course in Fall'25.
 
+Our deployment URL is here: https://programming-languages-forum-psrb6.ondigitalocean.app/
+
 ## About the Repository
 
 This is the repository for the Group1 of the Software Engineering course in Fall'25. The project is a web application that allows users to browse tags(programming paradigms, frameworks, languages, etc.), questions, and answers. The application has a frontend, backend and mobile application. The frontend is a web application that allows users to browse tags and questions about them. The backend is a REST API that serves the frontend and mobile application. The mobile application is a mobile application that allows users to browse tags and questions about them.

From c89f78acbc17facc48c71cc10aace0fc07ff43a2 Mon Sep 17 00:00:00 2001
From: Nazire <restinpeacejonsnow@gmail.com>
Date: Sat, 14 Dec 2024 17:15:30 +0300
Subject: [PATCH 16/18] Added default profile picture.

---
 frontend/src/assets/placeholder_profile.png      | Bin 0 -> 2011 bytes
 frontend/src/components/AnswerCard.tsx           |   4 +++-
 frontend/src/components/AnswerItem.tsx           |   4 ++--
 .../src/components/HighlightedQuestionCard.tsx   |   3 ++-
 frontend/src/components/QuestionCard.tsx         |   5 ++++-
 frontend/src/routes/profile.tsx                  |   2 +-
 frontend/src/routes/question.test.tsx            |   3 ++-
 frontend/src/routes/question.tsx                 |   4 ++--
 .../src/services/api/programmingForumSchemas.ts  |   2 +-
 frontend/src/services/temporaryMocks.ts          |   6 +++---
 mobile/app/(tabs)/profile.tsx                    |   2 +-
 mobile/app/question/[questionId].tsx             |   5 +++--
 mobile/components/AnswerCard.tsx                 |   3 ++-
 mobile/components/AnswerItem.tsx                 |   4 ++--
 mobile/components/QuestionCard.tsx               |   3 ++-
 mobile/services/api/programmingForumSchemas.ts   |   2 +-
 mobile/services/temporaryMocks.ts                |   6 +++---
 swagger/openapi.yml                              |   2 +-
 18 files changed, 35 insertions(+), 25 deletions(-)
 create mode 100644 frontend/src/assets/placeholder_profile.png

diff --git a/frontend/src/assets/placeholder_profile.png b/frontend/src/assets/placeholder_profile.png
new file mode 100644
index 0000000000000000000000000000000000000000..09892098aa943af5fe95e7dd434a07fe03e7ccd1
GIT binary patch
literal 2011
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zqobsxq^YT?tE;Qv;NaZc+}+*XrKP3c-`~^I)6~?|!NI}K&d$Wd#Js$`tgNiQzP{1X
z(Z$8Z*Vos%xw*5mv%0#v+1c5rr>D!y%g4vZ*x1<2%*?Q`u)x5;+S=OH)zz}HvdGBD
zw6wIs!oteR%FWHqrlzLJ$;r^r(7(UGt*x!9s;a}o!>FjJ#>U3Iy}i%R&$YF+x3{;h
zuCCtR-nO>3udlDMv9Z$9(zv*|ySuyA*4EqG+ZlWNivR!y*-1n}RCr$O+*gj>NDPM2
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z0000000000h)13Iv~gIg9X6)(&Ma2$kko6>k^LchuGJIe1?9VT%ih&$-<6da;(GtY
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diff --git a/frontend/src/components/AnswerCard.tsx b/frontend/src/components/AnswerCard.tsx
index 8de70cc8..2d70f055 100644
--- a/frontend/src/components/AnswerCard.tsx
+++ b/frontend/src/components/AnswerCard.tsx
@@ -2,6 +2,7 @@ import { Card } from "@/components/ui/card";
 import { ArrowRight, CornerDownRight, Star } from "lucide-react";
 import React from "react";
 import { Link } from "react-router-dom";
+import placeholderProfile from "@/assets/placeholder_profile.png";
 
 interface AnswerCardProps {
   id: number;
@@ -48,7 +49,8 @@ export const AnswerCard: React.FC<AnswerCardProps> = ({
         <div className="flex items-center justify-between">
           <Link to={`/users/${author.id}`} className="h-10 w-10">
             <img
-              src={author.profilePicture}
+              src={author?.profilePicture ||
+                  placeholderProfile}
               alt={"Profile picture"}
               className="rounded-full object-cover"
             />
diff --git a/frontend/src/components/AnswerItem.tsx b/frontend/src/components/AnswerItem.tsx
index 6e519d0d..f750d95d 100644
--- a/frontend/src/components/AnswerItem.tsx
+++ b/frontend/src/components/AnswerItem.tsx
@@ -6,6 +6,7 @@ import { ThumbsDown, ThumbsUp } from "lucide-react";
 import React from "react";
 import { Link } from "react-router-dom";
 import { ContentWithSnippets } from "./ContentWithSnippets";
+import placeholderProfile from "@/assets/placeholder_profile.png";
 
 interface AnswerItemProps {
   answer: AnswerDetails;
@@ -61,8 +62,7 @@ export const AnswerItem: React.FC<AnswerItemProps> = ({
             >
               <img
                 src={
-                  answer.author?.profilePicture ||
-                  "https://placehold.co/100x100"
+                  answer.author?.profilePicture || placeholderProfile
                 }
                 alt={"Profile picture"}
                 className="h-8 w-8 rounded-full object-cover"
diff --git a/frontend/src/components/HighlightedQuestionCard.tsx b/frontend/src/components/HighlightedQuestionCard.tsx
index 778807cc..41465561 100644
--- a/frontend/src/components/HighlightedQuestionCard.tsx
+++ b/frontend/src/components/HighlightedQuestionCard.tsx
@@ -4,6 +4,7 @@ import { QuestionSummary } from "@/services/api/programmingForumSchemas";
 import { ArrowRight, MessageSquare, Star, StarsIcon } from "lucide-react";
 import React from "react";
 import { Link } from "react-router-dom";
+import placeholderProfile from "@/assets/placeholder_profile.png";
 
 function capitalizeString(difficulty: string): React.ReactNode {
   return difficulty.charAt(0).toUpperCase() + difficulty.slice(1);
@@ -46,7 +47,7 @@ export const HighlightedQuestionCard: React.FC<Partial<QuestionSummary>> = ({
           {author && (
             <Link to={`/users/${author.id}`} className="h-10 w-10">
               <img
-                src={author.profilePicture}
+                src={author?.profilePicture || placeholderProfile}
                 alt={author.name}
                 className="h-full w-full rounded-full object-cover"
               />
diff --git a/frontend/src/components/QuestionCard.tsx b/frontend/src/components/QuestionCard.tsx
index de7e8b79..1fd2ea4e 100644
--- a/frontend/src/components/QuestionCard.tsx
+++ b/frontend/src/components/QuestionCard.tsx
@@ -4,6 +4,8 @@ import { DifficultyLevel } from "@/services/api/programmingForumSchemas";
 import { ArrowRight, MessageSquare, Star, StarsIcon } from "lucide-react";
 import React from "react";
 import { Link } from "react-router-dom";
+import placeholderProfile from "@/assets/placeholder_profile.png";
+
 
 interface QuestionCardProps {
   id: number;
@@ -57,7 +59,8 @@ export const QuestionCard = React.forwardRef<HTMLDivElement, QuestionCardProps>(
             {author && (
               <Link to={`/users/${author.id}`} className="h-10 w-10">
                 <img
-                  src={author.profilePicture}
+                  src={author?.profilePicture ||
+                      placeholderProfile}
                   alt={author.name}
                   className="h-full w-full rounded-full object-cover"
                 />
diff --git a/frontend/src/routes/profile.tsx b/frontend/src/routes/profile.tsx
index 14504739..d7bb22d9 100644
--- a/frontend/src/routes/profile.tsx
+++ b/frontend/src/routes/profile.tsx
@@ -80,7 +80,7 @@ export default function Profile() {
           <Avatar className="h-24 w-24">
             <AvatarImage
               alt={`Profile picture of ${profile.username}`}
-              src="https://placehold.co/640x640"
+              src="frontend\src\assets\placeholder_profile.png"
             />
           </Avatar>
           <div className="flex space-x-4 text-center">
diff --git a/frontend/src/routes/question.test.tsx b/frontend/src/routes/question.test.tsx
index f35209c7..e35bf136 100644
--- a/frontend/src/routes/question.test.tsx
+++ b/frontend/src/routes/question.test.tsx
@@ -14,6 +14,7 @@ import { beforeEach, describe, expect, it, Mock, vi } from "vitest";
 import { routeConfig } from ".";
 import QuestionPage from "./question";
 import { DifficultyBar } from "@/components/DifficultyBar";
+import placeholderProfile from "@/assets/placeholder_profile.png";
 
 
 
@@ -29,7 +30,7 @@ const mockQuestionData = vi.hoisted(
         username: "johndoe",
         name: "John Doe",
         reputationPoints: 100,
-        profilePicture: "https://example.com/profile.jpg",
+        profilePicture: placeholderProfile,
       },
       likeCount: 10,
       commentCount: 5,
diff --git a/frontend/src/routes/question.tsx b/frontend/src/routes/question.tsx
index 554585fb..888ea944 100644
--- a/frontend/src/routes/question.tsx
+++ b/frontend/src/routes/question.tsx
@@ -12,6 +12,7 @@ import { Badge } from "@/components/ui/badge";
 import { Button } from "@/components/ui/button";
 import { toast } from "@/components/ui/use-toast";
 import { TagDetails } from "@/services/api/programmingForumSchemas";
+import placeholderProfile from "@/assets/placeholder_profile.png";
 
 import {
   useDeleteQuestion as useDeleteQuestionById,
@@ -225,8 +226,7 @@ export default function QuestionPage() {
             className="flex items-center gap-4"
           >
             <img
-              src={
-                question.author.profilePicture || "https://placehold.co/640x640"
+              src={question.author?.profilePicture || placeholderProfile
               }
               alt={"Profile picture"}
               className="h-8 w-8 rounded-full object-cover"
diff --git a/frontend/src/services/api/programmingForumSchemas.ts b/frontend/src/services/api/programmingForumSchemas.ts
index 4080d5ec..59344b8f 100644
--- a/frontend/src/services/api/programmingForumSchemas.ts
+++ b/frontend/src/services/api/programmingForumSchemas.ts
@@ -96,7 +96,7 @@ export type UserProfileUpdate = {
 };
 
 /**
- * @example {"id":1,"username":"john_doe","reputationPoints":100,"profilePicture":"https://placehold.co/640x640","name":"John Doe"}
+ * @example {"id":1,"username":"john_doe","reputationPoints":100,"profilePicture":"frontend\src\assets\placeholder_profile.png","name":"John Doe"}
  */
 export type UserSummary = {
   id: number;
diff --git a/frontend/src/services/temporaryMocks.ts b/frontend/src/services/temporaryMocks.ts
index 5f80ccdc..9b9014b7 100644
--- a/frontend/src/services/temporaryMocks.ts
+++ b/frontend/src/services/temporaryMocks.ts
@@ -28,7 +28,7 @@ export const temporaryMocks = {
           id: 2,
           username: "john_doe",
           reputationPoints: 100,
-          profilePicture: "https://placehold.co/640x640",
+          profilePicture: "frontend\src\assets\placeholder_profile.png",
           name: "John Doe",
           experienceLevel: "INTERMEDIATE",
         },
@@ -62,7 +62,7 @@ export const temporaryMocks = {
               id: 1,
               username: "jane_doe",
               reputationPoints: 150,
-              profilePicture: "https://placehold.co/640x640",
+              profilePicture: "frontend\src\assets\placeholder_profile.png",
               name: "Jane Doe",
               experienceLevel: "EXPERT",
             },
@@ -83,7 +83,7 @@ export const temporaryMocks = {
         id: 2,
         username: "john_doe",
         reputationPoints: 100,
-        profilePicture: "https://placehold.co/640x640",
+        profilePicture: "frontend\src\assets\placeholder_profile.png",
         name: "John Doe",
         experienceLevel: "INTERMEDIATE",
       },
diff --git a/mobile/app/(tabs)/profile.tsx b/mobile/app/(tabs)/profile.tsx
index dbac5ea5..3e472ebe 100644
--- a/mobile/app/(tabs)/profile.tsx
+++ b/mobile/app/(tabs)/profile.tsx
@@ -142,7 +142,7 @@ export function UserProfile({ userId }: { userId: string }) {
         <HStack space="lg" className="items-center justify-between py-4">
           <Image
             source={{
-              uri: "https://placehold.co/640x640",
+              uri: "frontend\src\assets\placeholder_profile.png",
             }}
             alt={`Profile picture of ${profile.username}`}
             style={{ width: 96, height: 96, borderRadius: 48 }}
diff --git a/mobile/app/question/[questionId].tsx b/mobile/app/question/[questionId].tsx
index c56ea7e4..6ac3d6ea 100644
--- a/mobile/app/question/[questionId].tsx
+++ b/mobile/app/question/[questionId].tsx
@@ -37,6 +37,8 @@ import {
 } from "lucide-react-native";
 import { useEffect, useState } from "react";
 import { ScrollView, View } from "react-native";
+import placeholderProfile from "@/assets/placeholder_profile.png";
+
 export default function QuestionPage() {
   const { questionId } = useLocalSearchParams();
   const router = useRouter();
@@ -259,8 +261,7 @@ export default function QuestionPage() {
               <Image
                 source={{
                   uri:
-                    question.author.profilePicture ||
-                    "https://placehold.co/640x640",
+                    question.author.profilePicture || placeholderProfile,
                 }}
                 alt={question.author.name}
                 width={32}
diff --git a/mobile/components/AnswerCard.tsx b/mobile/components/AnswerCard.tsx
index 0a839531..effa2550 100644
--- a/mobile/components/AnswerCard.tsx
+++ b/mobile/components/AnswerCard.tsx
@@ -5,6 +5,7 @@ import { ArrowRight, CornerDownRight, Star } from "lucide-react-native";
 import React from "react";
 import { View } from "react-native";
 import { ContentWithSnippets } from "./ContentWithSnippets";
+import placeholderProfile from "@/assets/placeholder_profile.png";
 
 interface AnswerCardProps {
   id: string;
@@ -46,7 +47,7 @@ export const AnswerCard: React.FC<AnswerCardProps> = ({
         <View className="flex items-center justify-between">
           <Link href={`/users/${author.id}`}>
             <Image
-              source={{ uri: author.profilePicture }}
+              source={{ uri: author?.profilePicture || placeholderProfile }}
               alt={author.name}
               className="rounded-full object-cover"
             />
diff --git a/mobile/components/AnswerItem.tsx b/mobile/components/AnswerItem.tsx
index 004b8edb..fd3c697b 100644
--- a/mobile/components/AnswerItem.tsx
+++ b/mobile/components/AnswerItem.tsx
@@ -8,6 +8,7 @@ import { ThumbsDown, ThumbsUp } from "lucide-react-native";
 import React from "react";
 import { View } from "react-native";
 import { ContentWithSnippets } from "./ContentWithSnippets";
+import placeholderProfile from "@/assets/placeholder_profile.png";
 
 interface AnswerItemProps {
   answer: AnswerDetails;
@@ -71,8 +72,7 @@ export const AnswerItem: React.FC<AnswerItemProps> = ({
               <Image
                 source={{
                   uri:
-                    answer.author?.profilePicture ||
-                    "https://placehold.co/100x100",
+                    answer.author?.profilePicture || placeholderProfile,
                 }}
                 alt={answer.author?.name}
                 className="h-8 w-8 rounded-full object-cover"
diff --git a/mobile/components/QuestionCard.tsx b/mobile/components/QuestionCard.tsx
index 9e218b0a..bff6e427 100644
--- a/mobile/components/QuestionCard.tsx
+++ b/mobile/components/QuestionCard.tsx
@@ -3,6 +3,7 @@ import { DifficultyLevel } from "@/services/api/programmingForumSchemas";
 import { Link } from "expo-router";
 import { ArrowRight, MessageSquare, Star, StarsIcon } from "lucide-react-native";
 import React from "react";
+import placeholderProfile from "@/assets/placeholder_profile.png";
 
 interface QuestionCardProps {
   id: string;
@@ -63,7 +64,7 @@ export const QuestionCard: React.FC<QuestionCardProps> = ({
             <Link href={`/users/${author.id}`} className="h-10 w-10">
               <Image
                 source={{
-                  uri: author.profilePicture || "https://placeholder.com/100",
+                  uri: author?.profilePicture || placeholderProfile,
                 }}
                 alt={author.name || "Author"}
                 className="h-full w-full rounded-full object-cover"
diff --git a/mobile/services/api/programmingForumSchemas.ts b/mobile/services/api/programmingForumSchemas.ts
index 8c73d7f9..77542aad 100644
--- a/mobile/services/api/programmingForumSchemas.ts
+++ b/mobile/services/api/programmingForumSchemas.ts
@@ -96,7 +96,7 @@ export type UserProfileUpdate = {
 };
 
 /**
- * @example {"id":1,"username":"john_doe","reputationPoints":100,"profilePicture":"https://placehold.co/640x640","name":"John Doe"}
+ * @example {"id":1,"username":"john_doe","reputationPoints":100,"profilePicture":"frontend\src\assets\placeholder_profile.png","name":"John Doe"}
  */
 export type UserSummary = {
   id: number;
diff --git a/mobile/services/temporaryMocks.ts b/mobile/services/temporaryMocks.ts
index 9e1670e4..96fe9c5b 100644
--- a/mobile/services/temporaryMocks.ts
+++ b/mobile/services/temporaryMocks.ts
@@ -28,7 +28,7 @@ export const temporaryMocks = {
           id: 2,
           username: "john_doe",
           reputationPoints: 100,
-          profilePicture: "https://placehold.co/640x640",
+          profilePicture: "frontend\src\assets\placeholder_profile.png",
           name: "John Doe",
           experienceLevel: "INTERMEDIATE"
         },
@@ -62,7 +62,7 @@ export const temporaryMocks = {
               id: 1,
               username: "jane_doe",
               reputationPoints: 150,
-              profilePicture: "https://placehold.co/640x640",
+              profilePicture: "frontend\src\assets\placeholder_profile.png",
               name: "Jane Doe",
               experienceLevel: "EXPERT"
             },
@@ -83,7 +83,7 @@ export const temporaryMocks = {
         id: 2,
         username: "john_doe",
         reputationPoints: 100,
-        profilePicture: "https://placehold.co/640x640",
+        profilePicture: "frontend\src\assets\placeholder_profile.png",
         name: "John Doe",
         experienceLevel: "INTERMEDIATE"
       },
diff --git a/swagger/openapi.yml b/swagger/openapi.yml
index c5f3a194..b76b58ad 100644
--- a/swagger/openapi.yml
+++ b/swagger/openapi.yml
@@ -1354,7 +1354,7 @@ components:
         - id: 1
           username: "john_doe"
           reputationPoints: 100
-          profilePicture: "https://placehold.co/640x640"
+          profilePicture: "frontend\src\assets\placeholder_profile.png"
           name: "John Doe"
 
     DifficultyLevel:

From 4042738fd469477427fc45c52c60d508ed934bab Mon Sep 17 00:00:00 2001
From: Nazire <restinpeacejonsnow@gmail.com>
Date: Sat, 14 Dec 2024 17:39:58 +0300
Subject: [PATCH 17/18] fixed test

---
 frontend/src/routes/question.test.tsx | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/frontend/src/routes/question.test.tsx b/frontend/src/routes/question.test.tsx
index e35bf136..f35209c7 100644
--- a/frontend/src/routes/question.test.tsx
+++ b/frontend/src/routes/question.test.tsx
@@ -14,7 +14,6 @@ import { beforeEach, describe, expect, it, Mock, vi } from "vitest";
 import { routeConfig } from ".";
 import QuestionPage from "./question";
 import { DifficultyBar } from "@/components/DifficultyBar";
-import placeholderProfile from "@/assets/placeholder_profile.png";
 
 
 
@@ -30,7 +29,7 @@ const mockQuestionData = vi.hoisted(
         username: "johndoe",
         name: "John Doe",
         reputationPoints: 100,
-        profilePicture: placeholderProfile,
+        profilePicture: "https://example.com/profile.jpg",
       },
       likeCount: 10,
       commentCount: 5,

From 68825360390d00906311a0b561475a67f897d8ea Mon Sep 17 00:00:00 2001
From: Nazire <restinpeacejonsnow@gmail.com>
Date: Sat, 14 Dec 2024 18:14:05 +0300
Subject: [PATCH 18/18] fixed based on review

---
 frontend/src/routes/profile.tsx                |   3 ++-
 frontend/src/routes/question.test.tsx          |   1 -
 mobile/app/(tabs)/profile.tsx                  |   5 ++---
 mobile/app/question/[questionId].tsx           |   9 ++++-----
 mobile/assets/images/placeholder_profile.png   | Bin 0 -> 2011 bytes
 mobile/components/AnswerCard.tsx               |   4 ++--
 mobile/components/AnswerItem.tsx               |   7 ++-----
 mobile/components/QuestionCard.tsx             |   6 ++----
 mobile/services/api/programmingForumSchemas.ts |   2 +-
 mobile/services/temporaryMocks.ts              |   6 +++---
 swagger/openapi.yml                            |   2 +-
 11 files changed, 19 insertions(+), 26 deletions(-)
 create mode 100644 mobile/assets/images/placeholder_profile.png

diff --git a/frontend/src/routes/profile.tsx b/frontend/src/routes/profile.tsx
index d7bb22d9..1eb53a9f 100644
--- a/frontend/src/routes/profile.tsx
+++ b/frontend/src/routes/profile.tsx
@@ -19,6 +19,7 @@ import { Link, useParams } from "react-router-dom";
 
 import { Badge } from "@/components/ui/badge";
 import { Textarea } from "@/components/ui/textarea";
+import placeholderProfile from "@/assets/placeholder_profile.png";
 
 export default function Profile() {
   const { userId = "" } = useParams<{ userId: string }>();
@@ -80,7 +81,7 @@ export default function Profile() {
           <Avatar className="h-24 w-24">
             <AvatarImage
               alt={`Profile picture of ${profile.username}`}
-              src="frontend\src\assets\placeholder_profile.png"
+              src={placeholderProfile}
             />
           </Avatar>
           <div className="flex space-x-4 text-center">
diff --git a/frontend/src/routes/question.test.tsx b/frontend/src/routes/question.test.tsx
index f35209c7..f07d8fc8 100644
--- a/frontend/src/routes/question.test.tsx
+++ b/frontend/src/routes/question.test.tsx
@@ -17,7 +17,6 @@ import { DifficultyBar } from "@/components/DifficultyBar";
 
 
 
-
 const mockQuestionData = vi.hoisted(
   () =>
     ({
diff --git a/mobile/app/(tabs)/profile.tsx b/mobile/app/(tabs)/profile.tsx
index 3e472ebe..bdbef758 100644
--- a/mobile/app/(tabs)/profile.tsx
+++ b/mobile/app/(tabs)/profile.tsx
@@ -37,6 +37,7 @@ import useAuthStore from "@/services/auth";
 import { Link, router } from "expo-router";
 import { ChevronDownIcon, Plus, Bookmark, MenuIcon, LogOutIcon } from "lucide-react-native";
 import { useEffect, useState } from "react";
+import placeholderProfile from "@/assets/images/placeholder_profile.png";
 
 export default function Profile() {
   return <UserProfile userId="me" />;
@@ -141,9 +142,7 @@ export function UserProfile({ userId }: { userId: string }) {
 
         <HStack space="lg" className="items-center justify-between py-4">
           <Image
-            source={{
-              uri: "frontend\src\assets\placeholder_profile.png",
-            }}
+            source={profile.profilePicture ? {uri: profile.profilePicture} : placeholderProfile}
             alt={`Profile picture of ${profile.username}`}
             style={{ width: 96, height: 96, borderRadius: 48 }}
           />
diff --git a/mobile/app/question/[questionId].tsx b/mobile/app/question/[questionId].tsx
index 6ac3d6ea..4bc103b6 100644
--- a/mobile/app/question/[questionId].tsx
+++ b/mobile/app/question/[questionId].tsx
@@ -37,7 +37,7 @@ import {
 } from "lucide-react-native";
 import { useEffect, useState } from "react";
 import { ScrollView, View } from "react-native";
-import placeholderProfile from "@/assets/placeholder_profile.png";
+import placeholderProfile from "@/assets/images/placeholder_profile.png";
 
 export default function QuestionPage() {
   const { questionId } = useLocalSearchParams();
@@ -259,10 +259,9 @@ export default function QuestionPage() {
               className="flex flex-row items-center gap-4"
             >
               <Image
-                source={{
-                  uri:
-                    question.author.profilePicture || placeholderProfile,
-                }}
+                source={
+                  question.author.profilePicture ? {uri: question.author.profilePicture} : placeholderProfile
+                }
                 alt={question.author.name}
                 width={32}
                 height={32}
diff --git a/mobile/assets/images/placeholder_profile.png b/mobile/assets/images/placeholder_profile.png
new file mode 100644
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diff --git a/mobile/components/AnswerCard.tsx b/mobile/components/AnswerCard.tsx
index effa2550..55f44f10 100644
--- a/mobile/components/AnswerCard.tsx
+++ b/mobile/components/AnswerCard.tsx
@@ -5,7 +5,7 @@ import { ArrowRight, CornerDownRight, Star } from "lucide-react-native";
 import React from "react";
 import { View } from "react-native";
 import { ContentWithSnippets } from "./ContentWithSnippets";
-import placeholderProfile from "@/assets/placeholder_profile.png";
+import placeholderProfile from "@/assets/images/placeholder_profile.png";
 
 interface AnswerCardProps {
   id: string;
@@ -47,7 +47,7 @@ export const AnswerCard: React.FC<AnswerCardProps> = ({
         <View className="flex items-center justify-between">
           <Link href={`/users/${author.id}`}>
             <Image
-              source={{ uri: author?.profilePicture || placeholderProfile }}
+              source={author.profilePicture ? {uri: author.profilePicture} : placeholderProfile}
               alt={author.name}
               className="rounded-full object-cover"
             />
diff --git a/mobile/components/AnswerItem.tsx b/mobile/components/AnswerItem.tsx
index fd3c697b..3adf4e91 100644
--- a/mobile/components/AnswerItem.tsx
+++ b/mobile/components/AnswerItem.tsx
@@ -8,7 +8,7 @@ import { ThumbsDown, ThumbsUp } from "lucide-react-native";
 import React from "react";
 import { View } from "react-native";
 import { ContentWithSnippets } from "./ContentWithSnippets";
-import placeholderProfile from "@/assets/placeholder_profile.png";
+import placeholderProfile from "@/assets/images/placeholder_profile.png";
 
 interface AnswerItemProps {
   answer: AnswerDetails;
@@ -70,10 +70,7 @@ export const AnswerItem: React.FC<AnswerItemProps> = ({
               className="flex items-center gap-2"
             >
               <Image
-                source={{
-                  uri:
-                    answer.author?.profilePicture || placeholderProfile,
-                }}
+                source={answer.author.profilePicture ? {uri: answer.author.profilePicture} : placeholderProfile}
                 alt={answer.author?.name}
                 className="h-8 w-8 rounded-full object-cover"
               />
diff --git a/mobile/components/QuestionCard.tsx b/mobile/components/QuestionCard.tsx
index bff6e427..c46b20e9 100644
--- a/mobile/components/QuestionCard.tsx
+++ b/mobile/components/QuestionCard.tsx
@@ -3,7 +3,7 @@ import { DifficultyLevel } from "@/services/api/programmingForumSchemas";
 import { Link } from "expo-router";
 import { ArrowRight, MessageSquare, Star, StarsIcon } from "lucide-react-native";
 import React from "react";
-import placeholderProfile from "@/assets/placeholder_profile.png";
+import placeholderProfile from "@/assets/images/placeholder_profile.png";
 
 interface QuestionCardProps {
   id: string;
@@ -63,9 +63,7 @@ export const QuestionCard: React.FC<QuestionCardProps> = ({
           <HStack className="flex items-center gap-2">
             <Link href={`/users/${author.id}`} className="h-10 w-10">
               <Image
-                source={{
-                  uri: author?.profilePicture || placeholderProfile,
-                }}
+                source={author.profilePicture ? {uri: author.profilePicture} : placeholderProfile}
                 alt={author.name || "Author"}
                 className="h-full w-full rounded-full object-cover"
               />
diff --git a/mobile/services/api/programmingForumSchemas.ts b/mobile/services/api/programmingForumSchemas.ts
index 77542aad..0e0b4664 100644
--- a/mobile/services/api/programmingForumSchemas.ts
+++ b/mobile/services/api/programmingForumSchemas.ts
@@ -96,7 +96,7 @@ export type UserProfileUpdate = {
 };
 
 /**
- * @example {"id":1,"username":"john_doe","reputationPoints":100,"profilePicture":"frontend\src\assets\placeholder_profile.png","name":"John Doe"}
+ * @example {"id":1,"username":"john_doe","reputationPoints":100,"profilePicture":"@/assets/images/placeholder_profile.png","name":"John Doe"}
  */
 export type UserSummary = {
   id: number;
diff --git a/mobile/services/temporaryMocks.ts b/mobile/services/temporaryMocks.ts
index 96fe9c5b..c18cdd51 100644
--- a/mobile/services/temporaryMocks.ts
+++ b/mobile/services/temporaryMocks.ts
@@ -28,7 +28,7 @@ export const temporaryMocks = {
           id: 2,
           username: "john_doe",
           reputationPoints: 100,
-          profilePicture: "frontend\src\assets\placeholder_profile.png",
+          profilePicture: "@/assets/images/placeholder_profile.png",
           name: "John Doe",
           experienceLevel: "INTERMEDIATE"
         },
@@ -62,7 +62,7 @@ export const temporaryMocks = {
               id: 1,
               username: "jane_doe",
               reputationPoints: 150,
-              profilePicture: "frontend\src\assets\placeholder_profile.png",
+              profilePicture: "@/assets/images/placeholder_profile.png",
               name: "Jane Doe",
               experienceLevel: "EXPERT"
             },
@@ -83,7 +83,7 @@ export const temporaryMocks = {
         id: 2,
         username: "john_doe",
         reputationPoints: 100,
-        profilePicture: "frontend\src\assets\placeholder_profile.png",
+        profilePicture: "@/assets/images/placeholder_profile.png",
         name: "John Doe",
         experienceLevel: "INTERMEDIATE"
       },
diff --git a/swagger/openapi.yml b/swagger/openapi.yml
index b76b58ad..c5f3a194 100644
--- a/swagger/openapi.yml
+++ b/swagger/openapi.yml
@@ -1354,7 +1354,7 @@ components:
         - id: 1
           username: "john_doe"
           reputationPoints: 100
-          profilePicture: "frontend\src\assets\placeholder_profile.png"
+          profilePicture: "https://placehold.co/640x640"
           name: "John Doe"
 
     DifficultyLevel: