Implemented media/photo share functionality

app/src/main/java/com/nextcloud/talk/adapters/messages/PreviewMessageViewHolder.kt

@@ -138,6 +138,7 @@ abstract class PreviewMessageViewHolder(itemView: View?, payload: Any?) :
                 message.selectedIndividualHashMap!![KEY_NAME]!!,
                 message.selectedIndividualHashMap!![KEY_ID]!!,
                 message.selectedIndividualHashMap!![KEY_MIMETYPE],
+                message.openWhenDownloaded,
                 ProgressUi(progressBar, messageText, image)
             )
         } else if (message.getCalculateMessageType() === ChatMessage.MessageType.SINGLE_LINK_GIPHY_MESSAGE) {

app/src/main/java/com/nextcloud/talk/chat/ChatActivity.kt

@@ -191,7 +191,7 @@ import com.nextcloud.talk.ui.dialog.ShowReactionsDialog
 import com.nextcloud.talk.ui.recyclerview.MessageSwipeActions
 import com.nextcloud.talk.ui.recyclerview.MessageSwipeCallback
 import com.nextcloud.talk.utils.ApiUtils
-import com.nextcloud.talk.utils.AudioUtils
+import com.nextcloud.talk.utils.AudioUtils.audioFileToFloatArray
 import com.nextcloud.talk.utils.ContactUtils
 import com.nextcloud.talk.utils.ConversationUtils
 import com.nextcloud.talk.utils.DateConstants
@@ -201,6 +201,7 @@ import com.nextcloud.talk.utils.FileUtils
 import com.nextcloud.talk.utils.FileViewerUtils
 import com.nextcloud.talk.utils.ImageEmojiEditText
 import com.nextcloud.talk.utils.MagicCharPolicy
+import com.nextcloud.talk.utils.Mimetype
 import com.nextcloud.talk.utils.NotificationUtils
 import com.nextcloud.talk.utils.ParticipantPermissions
 import com.nextcloud.talk.utils.VibrationUtils
@@ -316,6 +317,7 @@ class ChatActivity :
     var voiceOnly: Boolean = true
     var isFirstMessagesProcessing = true
     private var emojiPopup: EmojiPopup? = null
+    private lateinit var path: String
 
     var myFirstMessage: CharSequence? = null
     var checkingLobbyStatus: Boolean = false
@@ -887,7 +889,9 @@ class ChatActivity :
                 }
             } else {
                 Log.d(TAG, "Downloaded to cache")
-                downloadFileToCache(message)
+                downloadFileToCache(message, true) {
+                    setUpWaveform(message)
+                }
             }
         }
     }
@@ -899,7 +903,7 @@ class ChatActivity :
             message.isDownloadingVoiceMessage = true
             adapter?.update(message)
             CoroutineScope(Dispatchers.Default).launch {
-                val r = AudioUtils.audioFileToFloatArray(file)
+                val r = audioFileToFloatArray(file)
                 message.voiceMessageFloatArray = r
                 withContext(Dispatchers.Main) {
                     startPlayback(message)
@@ -1933,8 +1937,13 @@ class ChatActivity :
     }
 
     @SuppressLint("LongLogTag")
-    private fun downloadFileToCache(message: ChatMessage) {
+    private fun downloadFileToCache(
+        message: ChatMessage,
+        openWhenDownloaded: Boolean,
+        funToCallWhenDownloadSuccessful: (() -> Unit)
+    ) {
         message.isDownloadingVoiceMessage = true
+        message.openWhenDownloaded = openWhenDownloaded
         adapter?.update(message)
 
         val baseUrl = message.activeUser!!.baseUrl
@@ -1985,8 +1994,7 @@ class ChatActivity :
         WorkManager.getInstance(context).getWorkInfoByIdLiveData(downloadWorker.id)
             .observeForever { workInfo: WorkInfo ->
                 if (workInfo.state == WorkInfo.State.SUCCEEDED) {
-                    setUpWaveform(message)
-                    // startPlayback(message)
+                    funToCallWhenDownloadSuccessful()
                 }
             }
     }
@@ -3997,6 +4005,37 @@ class ChatActivity :
         startActivity(intent)
     }
 
+    fun share(message: ChatMessage) {
+        val filename = message.selectedIndividualHashMap!!["name"]
+        path = applicationContext.cacheDir.absolutePath + "/" + filename
+        val shareUri = FileProvider.getUriForFile(
+            this,
+            BuildConfig.APPLICATION_ID,
+            File(path)
+        )
+
+        val shareIntent: Intent = Intent().apply {
+            action = Intent.ACTION_SEND
+            putExtra(Intent.EXTRA_STREAM, shareUri)
+            type = Mimetype.IMAGE_PREFIX_GENERIC
+            addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION)
+        }
+        startActivity(Intent.createChooser(shareIntent, resources.getText(R.string.send_to)))
+    }
+
+    fun checkIfSharable(message: ChatMessage) {
+        val filename = message.selectedIndividualHashMap!!["name"]
+        path = applicationContext.cacheDir.absolutePath + "/" + filename
+        val file = File(context.cacheDir, filename!!)
+        if (file.exists()) {
+            share(message)
+        } else {
+            downloadFileToCache(message, false) {
+                share(message)
+            }
+        }
+    }
+
     fun openInFilesApp(message: ChatMessage) {
         val keyID = message.selectedIndividualHashMap!![PreviewMessageViewHolder.KEY_ID]
         val link = message.selectedIndividualHashMap!!["link"]

app/src/main/java/com/nextcloud/talk/models/json/chat/ChatMessage.kt

@@ -145,7 +145,9 @@ data class ChatMessage(
 
     var expandableChildrenAmount: Int = 0,
 
-    var hiddenByCollapse: Boolean = false
+    var hiddenByCollapse: Boolean = false,
+
+    var openWhenDownloaded: Boolean = true
 
 ) : Parcelable, MessageContentType, MessageContentType.Image {
 

app/src/main/java/com/nextcloud/talk/shareditems/adapters/SharedItemsViewHolder.kt

@@ -83,15 +83,17 @@ abstract class SharedItemsViewHolder(
                     progressBar,
                     null,
                     image
-                )
+                ),
+                true
             )
         }
 
         fileViewerUtils.resumeToUpdateViewsByProgress(
             item.name,
             item.id,
             item.mimeType,
-            FileViewerUtils.ProgressUi(progressBar, null, image)
+            true,
+            FileViewerUtils.ProgressUi(progressBar, null, image),
         )
     }
 

app/src/main/java/com/nextcloud/talk/ui/dialog/MessageActionsDialog.kt

@@ -114,6 +114,7 @@ class MessageActionsDialog(
             message.previousMessageId > NO_PREVIOUS_MESSAGE_ID &&
                 ChatMessage.MessageType.SYSTEM_MESSAGE != message.getCalculateMessageType()
         )
+        initMenuShare(ChatMessage.MessageType.SINGLE_NC_ATTACHMENT_MESSAGE == message.getCalculateMessageType())
         initMenuItemOpenNcApp(
             ChatMessage.MessageType.SINGLE_NC_ATTACHMENT_MESSAGE == message.getCalculateMessageType()
         )
@@ -330,6 +331,15 @@ class MessageActionsDialog(
 
         dialogMessageActionsBinding.menuTranslateMessage.visibility = getVisibility(visible)
     }
+    private fun initMenuShare(visible: Boolean) {
+        if (visible) {
+            dialogMessageActionsBinding.menuShare.setOnClickListener {
+                chatActivity.checkIfSharable(message)
+                dismiss()
+            }
+        }
+        dialogMessageActionsBinding.menuShare.visibility = getVisibility(visible)
+    }
 
     private fun initMenuItemOpenNcApp(visible: Boolean) {
         if (visible) {

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

@@ -95,7 +95,8 @@ class FileViewerUtils(private val context: Context, private val user: User) {
             path,
             link,
             mimetype,
-            progressUi
+            progressUi,
+            message.openWhenDownloaded
         )
     }
 
@@ -104,14 +105,16 @@ class FileViewerUtils(private val context: Context, private val user: User) {
         path: String,
         link: String?,
         mimetype: String?,
-        progressUi: ProgressUi
+        progressUi: ProgressUi,
+        openWhenDownloaded: Boolean
     ) {
         if (isSupportedForInternalViewer(mimetype) || canBeHandledByExternalApp(mimetype, fileInfo.fileName)) {
             openOrDownloadFile(
                 fileInfo,
                 path,
                 mimetype,
-                progressUi
+                progressUi,
+                openWhenDownloaded
             )
         } else if (!link.isNullOrEmpty()) {
             openFileInFilesApp(link, fileInfo.fileId)
@@ -138,7 +141,8 @@ class FileViewerUtils(private val context: Context, private val user: User) {
         fileInfo: FileInfo,
         path: String,
         mimetype: String?,
-        progressUi: ProgressUi
+        progressUi: ProgressUi,
+        openWhenDownloaded: Boolean
     ) {
         val file = File(context.cacheDir, fileInfo.fileName)
         if (file.exists()) {
@@ -148,7 +152,8 @@ class FileViewerUtils(private val context: Context, private val user: User) {
                 fileInfo,
                 path,
                 mimetype,
-                progressUi
+                progressUi,
+                openWhenDownloaded
             )
         }
     }
@@ -276,7 +281,8 @@ class FileViewerUtils(private val context: Context, private val user: User) {
         fileInfo: FileInfo,
         path: String,
         mimetype: String?,
-        progressUi: ProgressUi
+        progressUi: ProgressUi,
+        openWhenDownloaded: Boolean
     ) {
         // check if download worker is already running
         val workers = WorkManager.getInstance(context).getWorkInfosByTag(fileInfo.fileId!!)
@@ -324,7 +330,8 @@ class FileViewerUtils(private val context: Context, private val user: User) {
                     fileInfo.fileName,
                     mimetype,
                     workInfo!!,
-                    progressUi
+                    progressUi,
+                    openWhenDownloaded
                 )
             }
     }
@@ -333,7 +340,8 @@ class FileViewerUtils(private val context: Context, private val user: User) {
         fileName: String,
         mimetype: String?,
         workInfo: WorkInfo,
-        progressUi: ProgressUi
+        progressUi: ProgressUi,
+        openWhenDownloaded: Boolean
     ) {
         when (workInfo.state) {
             WorkInfo.State.RUNNING -> {
@@ -347,13 +355,12 @@ class FileViewerUtils(private val context: Context, private val user: User) {
                 }
             }
             WorkInfo.State.SUCCEEDED -> {
-                if (progressUi.previewImage.isShown) {
+                if (progressUi.previewImage.isShown && openWhenDownloaded) {
                     openFileByMimetype(fileName, mimetype)
                 } else {
-                    Log.d(
-                        TAG,
-                        "file " + fileName +
-                            " was downloaded but it's not opened because view is not shown on screen"
+                    Log.d(TAG, "file " + fileName +
+                        " was downloaded but it's not opened because view is not shown on screen or " +
+                        "openWhenDownloaded is false"
                     )
                 }
                 progressUi.messageText?.text = fileName
@@ -372,6 +379,7 @@ class FileViewerUtils(private val context: Context, private val user: User) {
         fileName: String,
         fileId: String,
         mimeType: String?,
+        openWhenDownloaded: Boolean,
         progressUi: ProgressUi
     ) {
         val workers = WorkManager.getInstance(context).getWorkInfosByTag(fileId)
@@ -390,7 +398,8 @@ class FileViewerUtils(private val context: Context, private val user: User) {
                                 fileName,
                                 mimeType,
                                 info!!,
-                                progressUi
+                                progressUi,
+                                openWhenDownloaded
                             )
                         }
                 }

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

@@ -353,6 +353,39 @@
 
         </LinearLayout>
 
+        <LinearLayout
+            android:id="@+id/menu_share"
+            android:layout_width="match_parent"
+            android:layout_height="@dimen/bottom_sheet_item_height"
+            android:background="?android:attr/selectableItemBackground"
+            android:gravity="center_vertical"
+            android:orientation="horizontal"
+            tools:ignore="UseCompoundDrawables">
+
+            <ImageView
+                android:id="@+id/menu_icon_share"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:contentDescription="@null"
+                android:paddingStart="@dimen/standard_padding"
+                android:paddingEnd="@dimen/zero"
+                android:src="@drawable/ic_share_action"
+                app:tint="@color/high_emphasis_menu_icon" />
+
+            <androidx.appcompat.widget.AppCompatTextView
+                android:id="@+id/menu_text_share"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_gravity="start|center_vertical"
+                android:paddingStart="@dimen/standard_double_padding"
+                android:paddingEnd="@dimen/standard_padding"
+                android:text="@string/share"
+                android:textAlignment="viewStart"
+                android:textColor="@color/high_emphasis_text"
+                android:textSize="@dimen/bottom_sheet_text_size" />
+
+        </LinearLayout>
+
         <LinearLayout
             android:id="@+id/menu_open_in_nc_app"
             android:layout_width="match_parent"