Set limit on conversation description length

app/src/main/java/com/nextcloud/talk/conversationcreation/ConversationCreationActivity.kt

@@ -90,6 +90,7 @@ import com.nextcloud.talk.chat.ChatActivity
 import com.nextcloud.talk.contacts.ContactsActivityCompose
 import com.nextcloud.talk.contacts.loadImage
 import com.nextcloud.talk.models.json.autocomplete.AutocompleteUser
+import com.nextcloud.talk.utils.CapabilitiesUtil
 import com.nextcloud.talk.utils.PickImage
 import com.nextcloud.talk.utils.bundle.BundleKeys
 import javax.inject.Inject
@@ -342,7 +343,22 @@ fun ConversationNameAndDescription(conversationCreationViewModel: ConversationCr
     OutlinedTextField(
         value = conversationDescription.value,
         onValueChange = {
-            conversationCreationViewModel.updateConversationDescription(it)
+            if (it.length > CapabilitiesUtil.conversationDescriptionLength(
+                    conversationCreationViewModel.currentUser
+                        .capabilities?.spreedCapability!!
+                )
+            ) {
+                conversationCreationViewModel.updateConversationDescription(
+                    it.take(
+                        CapabilitiesUtil.conversationDescriptionLength(
+                            conversationCreationViewModel.currentUser
+                                .capabilities?.spreedCapability!!
+                        )
+                    )
+                )
+            } else {
+                conversationCreationViewModel.updateConversationDescription(it)
+            }
         },
         label = { Text(text = stringResource(id = R.string.nc_conversation_description)) },
         modifier = Modifier

app/src/main/java/com/nextcloud/talk/conversationinfoedit/ConversationInfoEditActivity.kt

@@ -10,6 +10,7 @@ package com.nextcloud.talk.conversationinfoedit
 import android.app.Activity
 import android.graphics.drawable.ColorDrawable
 import android.os.Bundle
+import android.text.InputFilter
 import android.text.TextUtils
 import android.util.Log
 import android.view.Menu
@@ -118,6 +119,12 @@ class ConversationInfoEditActivity : BaseActivity() {
 
         pickImage = PickImage(this, conversationUser)
 
+        val max = CapabilitiesUtil.conversationDescriptionLength(conversationUser.capabilities?.spreedCapability!!)
+        binding.conversationDescription.filters = arrayOf(
+            InputFilter.LengthFilter(max)
+        )
+        binding.conversationDescriptionInputLayout.counterMaxLength = max
+
         initObservers()
     }
 
@@ -277,7 +284,7 @@ class ConversationInfoEditActivity : BaseActivity() {
         )
     }
 
-    fun saveConversationDescription() {
+    private fun saveConversationDescription() {
         val conversationDescription = binding.conversationDescription.text.toString()
         conversationInfoEditViewModel.setConversationDescription(conversation!!.token, conversationDescription)
     }

app/src/main/java/com/nextcloud/talk/utils/CapabilitiesUtil.kt

@@ -121,6 +121,16 @@ object CapabilitiesUtil {
         return DEFAULT_CHAT_SIZE
     }
 
+    fun conversationDescriptionLength(spreedCapabilities: SpreedCapability): Int {
+        if (spreedCapabilities.config?.containsKey("conversations") == true) {
+            val map: Map<String, Any>? = spreedCapabilities.config!!["conversations"]
+            if (map != null && map.containsKey("description-length")) {
+                return (map["description-length"].toString().toInt())
+            }
+        }
+        return CONVERSATION_DESCRIPTION_LENGTH_FOR_OLD_SERVER
+    }
+
     fun isReadStatusAvailable(spreedCapabilities: SpreedCapability): Boolean {
         if (spreedCapabilities.config?.containsKey("chat") == true) {
             val map: Map<String, Any>? = spreedCapabilities.config!!["chat"]
@@ -287,4 +297,5 @@ object CapabilitiesUtil {
     const val RECORDING_CONSENT_DEPEND_ON_CONVERSATION = 2
     private const val SERVER_VERSION_MIN_SUPPORTED = 17
     private const val SERVER_VERSION_SUPPORT_WARNING = 26
+    private const val CONVERSATION_DESCRIPTION_LENGTH_FOR_OLD_SERVER = 500
 }

app/src/main/res/layout/activity_conversation_info_edit.xml

@@ -138,12 +138,14 @@
             app:boxStrokeColor="@color/colorPrimary"
             app:errorTextAppearance="@style/ErrorAppearance"
             app:hintTextColor="@color/colorPrimary"
+            app:counterEnabled="true"
             android:hint="@string/nc_conversation_description">
 
             <com.nextcloud.talk.utils.EmojiTextInputEditText
                 android:id="@+id/conversation_description"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
+                android:maxHeight="300dp"
                 android:imeOptions="actionNext"
                 android:inputType="text|textMultiLine"
                 android:singleLine="true"