feat(blog): add blog pages

packages/vkui-docs-theme/index.ts

@@ -5,3 +5,5 @@ export { useFetch } from './src/hooks/useFetch';
 export { StorybookIcon, GithubIcon, FigmaIcon } from './src/icons';
 export { type DocsThemeConfig };
 export default Layout;
+
+export { TagTitle, TagName, getStaticPathsTags } from './src/blog/tags';

packages/vkui-docs-theme/src/blog/PostsLayout.tsx

@@ -0,0 +1,45 @@
+import { SimpleGrid } from '@vkontakte/vkui';
+import { useRouter } from 'next/router';
+import { useConfig } from '../contexts';
+import { Post } from './components/Post';
+import { findPosts } from './helpers';
+import { getTags } from './tags';
+
+export function PostsLayout() {
+  const config = useConfig();
+  const { pageMap, frontMatter } = config;
+  const posts = findPosts(pageMap);
+  const router = useRouter();
+  const { type } = frontMatter;
+  const tagName = type === 'tag' ? router.query.tag : null;
+
+  return (
+    <SimpleGrid columns={3} gap="xl">
+      {posts.map((post) => {
+        const tags = getTags(post.frontMatter);
+        if (tagName) {
+          if (!Array.isArray(tagName) && !tags.includes(tagName)) {
+            return null;
+          }
+        } else if (type === 'tag') {
+          return null;
+        }
+
+        const postTitle = post.frontMatter?.title || post.name;
+        const date: Date | null = post.frontMatter?.date ? new Date(post.frontMatter.date) : null;
+
+        return (
+          <Post
+            key={post.route}
+            title={postTitle}
+            description={post.frontMatter?.description}
+            publishDate={date}
+            tags={tags}
+            route={post.route}
+            image={post.frontMatter?.image}
+          />
+        );
+      })}
+    </SimpleGrid>
+  );
+}

packages/vkui-docs-theme/src/blog/components/Heading.tsx

@@ -0,0 +1,14 @@
+import * as React from 'react';
+import { Title } from '@vkontakte/vkui';
+
+export interface HeadingProps extends React.ComponentProps<'h2'> {
+  Tag?: `h${1 | 2 | 3}`;
+}
+
+export function Heading({ Tag = 'h2', children, ...props }: HeadingProps) {
+  return (
+    <Title Component={Tag} {...props}>
+      {children}
+    </Title>
+  );
+}

packages/vkui-docs-theme/src/blog/components/Post/Post.module.css

@@ -0,0 +1,40 @@
+.root {
+  display: flex;
+  flex-direction: column;
+  overflow: hidden;
+}
+
+.heading {
+  --vkui--color_text_link: var(--vkui--color_text_primary);
+
+  color: var(--vkui--color_text_primary);
+}
+
+.headingPrimary {
+  font-size: 40px;
+  line-height: 46px;
+}
+
+.date:not(:only-child)::after {
+  content: '•';
+  padding-inline: var(--vkui--spacing_size_s);
+}
+
+.content {
+  padding-block: var(--vkui--size_base_padding_vertical--regular);
+  padding-inline: var(--vkui--size_base_padding_horizontal--regular);
+  display: flex;
+  flex-direction: column;
+  flex-grow: 1;
+
+  --vkui--color_text_link: var(--vkui--color_text_primary);
+}
+
+.description {
+  margin-block-start: var(--vkui--spacing_size_s);
+}
+
+.meta {
+  margin-block-start: auto;
+  padding-block-start: var(--vkui--spacing_size_s);
+}

packages/vkui-docs-theme/src/blog/components/Post/Post.tsx

@@ -0,0 +1,40 @@
+import * as React from 'react';
+import { Card, Link, Text } from '@vkontakte/vkui';
+import NextLink from 'next/link';
+import { useRouter } from 'next/router';
+import { PostHeading } from './PostHeading';
+import { PostMeta, type PostMetaProps } from './PostMeta';
+import styles from './Post.module.css';
+
+interface PostProps extends PostMetaProps {
+  title: React.ReactNode;
+  description?: React.ReactNode;
+  route?: string;
+  image?: string;
+}
+
+export function Post({ title, description, tags, publishDate, route, image }: PostProps) {
+  const router = useRouter();
+
+  return (
+    <Card className={styles.root} mode="outline-tint" Component="article">
+      <img src={`${router.basePath}${image}`} alt={`Лого для карточки ${title}`} width="100%" />
+      <div className={styles.content}>
+        <PostHeading>
+          <Link href={route} Component={NextLink}>
+            {title}
+          </Link>
+        </PostHeading>
+        {description && (
+          <Text className={styles.description}>
+            {description}{' '}
+            <Link href={route} Component={NextLink}>
+              Читать далее...
+            </Link>
+          </Text>
+        )}
+        <PostMeta className={styles.meta} publishDate={publishDate} tags={tags} />
+      </div>
+    </Card>
+  );
+}

packages/vkui-docs-theme/src/blog/components/Post/PostHeading.tsx

@@ -0,0 +1,20 @@
+import * as React from 'react';
+import { classNames } from '@vkontakte/vkjs';
+import { Heading, type HeadingProps } from '../Heading';
+import styles from './Post.module.css';
+
+export interface PostHeadingProps extends HeadingProps {
+  children?: React.ReactNode;
+}
+
+export function PostHeading({ children, Tag }: PostHeadingProps) {
+  if (Tag === 'h1') {
+    return <h1 className={classNames(styles.heading, styles.headingPrimary)}>{children}</h1>;
+  }
+
+  return (
+    <Heading className={styles.heading} Tag={Tag}>
+      {children}
+    </Heading>
+  );
+}

packages/vkui-docs-theme/src/blog/components/Post/PostMeta.tsx

@@ -0,0 +1,27 @@
+import { ContentBadge, Footnote } from '@vkontakte/vkui';
+import NextLink from 'next/link';
+import { DateFormatter } from '../../../helpers/date';
+import styles from './Post.module.css';
+
+export interface PostMetaProps {
+  publishDate?: Date | null;
+  tags?: string[];
+  className?: string;
+}
+
+export function PostMeta({ publishDate, tags = [], className }: PostMetaProps) {
+  return (
+    <div className={className}>
+      {publishDate && (
+        <Footnote className={styles.date} inline>
+          <time dateTime={publishDate.toISOString()}>{DateFormatter.format(publishDate)}</time>
+        </Footnote>
+      )}
+      {tags.map((tag) => (
+        <NextLink href={`/blog/tags/${tag}`} key={tag}>
+          <ContentBadge appearance="neutral"># {tag}</ContentBadge>
+        </NextLink>
+      ))}
+    </div>
+  );
+}

packages/vkui-docs-theme/src/blog/components/Post/index.ts

@@ -0,0 +1,3 @@
+export { Post } from './Post';
+export { PostMeta } from './PostMeta';
+export { PostHeading } from './PostHeading';

packages/vkui-docs-theme/src/blog/components/PostHeader.tsx

@@ -0,0 +1,29 @@
+import { Icon12ChevronLeft } from '@vkontakte/icons';
+import { Button } from '@vkontakte/vkui';
+import { useRouter } from 'next/router';
+import { useConfig } from '../../contexts';
+import { getTags } from '../tags';
+import { PostHeading, PostMeta } from './Post';
+
+export function PostHeader() {
+  const config = useConfig();
+  const { frontMatter } = config;
+  const router = useRouter();
+  const tags = getTags(frontMatter);
+
+  const back = () => {
+    void router.push('/blog');
+  };
+
+  const date: Date | null = frontMatter.date ? new Date(frontMatter.date) : null;
+
+  return (
+    <div>
+      <Button onClick={back} mode="link" before={<Icon12ChevronLeft />} size="s">
+        Назад
+      </Button>
+      <PostMeta publishDate={date} tags={tags} />
+      <PostHeading Tag="h1">{frontMatter.title}</PostHeading>
+    </div>
+  );
+}

packages/vkui-docs-theme/src/blog/helpers.ts

@@ -0,0 +1,33 @@
+import type { MdxFile, PageMapItem, PageOpts } from 'nextra';
+
+const sortPosts = (a: MdxFile, b: MdxFile): number => {
+  if (!a.frontMatter?.date || !b.frontMatter?.date) {
+    return -1;
+  }
+
+  return new Date(b.frontMatter.date).getTime() - new Date(a.frontMatter.date).getTime();
+};
+
+export const isPost = (page: PageMapItem): page is MdxFile => {
+  if ('frontMatter' in page) {
+    const { draft, type } = page.frontMatter || {};
+    return !draft && type === 'post';
+  }
+  return false;
+};
+
+export function findPosts(pageMap: PageOpts['pageMap']) {
+  const posts: MdxFile[] = [];
+
+  for (const item of pageMap) {
+    if ('children' in item && item.name === 'blog') {
+      for (const pageMapItem of item.children) {
+        if (isPost(pageMapItem)) {
+          posts.push(pageMapItem);
+        }
+      }
+    }
+  }
+  posts.sort(sortPosts);
+  return posts;
+}

packages/vkui-docs-theme/src/blog/index.ts

@@ -0,0 +1,2 @@
+export { PostsLayout } from './PostsLayout';
+export { PostHeader } from './components/PostHeader';

packages/vkui-docs-theme/src/blog/tags.tsx

@@ -0,0 +1,54 @@
+import type { GetStaticPaths } from 'next';
+import Head from 'next/head';
+import type { FrontMatter, PageMapItem } from 'nextra';
+import { useData } from 'nextra/hooks';
+import { isPost } from './helpers';
+
+const NEXTRA_INTERNAL = Symbol.for('__nextra_internal__');
+
+export const TagTitle = () => {
+  const { tag } = useData();
+  const title = `Посты по теме ${tag}`;
+  return (
+    <Head>
+      <title>{title}</title>
+    </Head>
+  );
+};
+
+export const TagName = () => {
+  const { tag } = useData();
+  return tag || null;
+};
+
+export function getTags(frontMatter: FrontMatter | undefined) {
+  if (!frontMatter) {
+    return [];
+  }
+  const tags: string | string[] = frontMatter.tag || [];
+  return (Array.isArray(tags) ? tags : tags.split(',')).map((s) => s.trim());
+}
+
+const getStaticTags = (pageMap: PageMapItem[]) => {
+  const tags = [];
+
+  for (const item of pageMap) {
+    if ('children' in item && item.name === 'blog') {
+      for (const pageMapItem of item.children) {
+        if (isPost(pageMapItem)) {
+          tags.push(...getTags(pageMapItem.frontMatter));
+        }
+      }
+    }
+  }
+
+  return [...new Set(tags)];
+};
+
+export const getStaticPathsTags: GetStaticPaths = () => {
+  const tags = getStaticTags((globalThis as any)[NEXTRA_INTERNAL].pageMap);
+  return {
+    paths: tags.map((v: any) => ({ params: { tag: v } })),
+    fallback: false,
+  };
+};

packages/vkui-docs-theme/src/components/Navbar/Navbar.module.css

@@ -3,23 +3,22 @@
   inset-block-start: 0;
   z-index: 20;
   inline-size: 100%;
-  background-color: transparent;
   color: var(--vkui--color_text_primary);
   border-block-end: var(--vkui--size_border--regular) solid
     var(--vkui_docs--color_stroke_separator_secondary);
   box-shadow: 0 8px 30px 0 rgba(0, 0, 0, 0.04);
+  block-size: var(--vkui_docs--navbar-height);
+  background-color: var(--vkui--color_background_content);
 }
 
 .navbar {
   display: flex;
   margin-inline: auto;
   align-items: center;
-  block-size: var(--vkui_docs--navbar-height);
   max-inline-size: var(--vkui_docs--max-width);
   justify-content: space-between;
   padding-block: var(--vkui--spacing_size_xl);
   padding-inline: var(--vkui--spacing_size_2xl);
-  background-color: var(--vkui--color_background_content);
 }
 
 @media (--viewWidth-desktopPlus) {
@@ -47,8 +46,8 @@
 
 .navbarLink {
   color: var(--vkui--color_text_primary);
-  padding-block: 8px;
-  padding-inline: 16px;
+  padding-block: var(--vkui--spacing_size_m);
+  padding-inline: var(--vkui--spacing_size_l);
   text-decoration: none;
 }