moved sharing intent back to view

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/components/ShareHelper.kt

@@ -21,26 +21,23 @@
 package com.vitorpamplona.amethyst.ui.components
 
 import android.content.Context
-import android.content.Intent
 import android.net.Uri
 import android.util.Log
 import androidx.core.content.FileProvider
 import com.vitorpamplona.amethyst.Amethyst
-import kotlinx.coroutines.CoroutineScope
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.launch
 import java.io.File
 import java.io.FileInputStream
 import java.io.IOException
 
-// TODO use passed in context type rather than hard coding
+// TODO use passed in mime type rather than hard coding
 // TODO Add unit tests for sharehelper
-// TODO Move intent sharing back to ZoomableContentView for coroutine management?
+// TODO Rely on passed in mime type for image type?
 object ShareHelper {
-    fun shareImageFromUrl(
+    fun getSharableUriFromUrl(
         context: Context,
         imageUrl: String,
-    ) {
+        mimeType: String,
+    ): Uri {
         try {
             // Safely get snapshot and file
             val snapshot =
@@ -55,8 +52,8 @@ object ShareHelper {
                 val fileExtension = getImageExtension(file)
                 val fileCopy = prepareSharableImageFile(context, file, fileExtension)
 
-                // Share the file
-                shareMediaFile(context, getSharableUri(context, fileCopy), "image/*")
+                // Return sharable uri
+                return getSharableUri(context, fileCopy)
             }
         } catch (e: IOException) {
             Log.e("ShareHelper", "Error sharing image", e)
@@ -115,20 +112,4 @@ object ShareHelper {
             "${context.packageName}.provider",
             file,
         )
-
-    private fun shareMediaFile(
-        context: Context,
-        uri: Uri,
-        mimeType: String = "image/*",
-    ) {
-        val shareIntent =
-            Intent(Intent.ACTION_SEND).apply {
-                type = mimeType
-                putExtra(Intent.EXTRA_STREAM, uri)
-                addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION)
-            }
-        CoroutineScope(Dispatchers.Main).launch {
-            context.startActivity(Intent.createChooser(shareIntent, "Share Image"))
-        }
-    }
 }

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/components/ZoomableContentView.kt

@@ -20,6 +20,9 @@
  */
 package com.vitorpamplona.amethyst.ui.components
 
+import android.content.Context
+import android.content.Intent
+import android.net.Uri
 import android.util.Log
 import androidx.compose.animation.AnimatedVisibility
 import androidx.compose.animation.AnimatedVisibilityScope
@@ -102,8 +105,10 @@ import com.vitorpamplona.quartz.nip94FileMetadata.tags.DimensionTag
 import com.vitorpamplona.quartz.utils.sha256.sha256
 import kotlinx.collections.immutable.ImmutableList
 import kotlinx.collections.immutable.persistentListOf
+import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.delay
+import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
 import kotlin.time.Duration.Companion.seconds
 
@@ -758,10 +763,11 @@ fun ShareImageAction(
                 videoUri?.let {
                     if (videoUri.isNotEmpty()) {
                         DropdownMenuItem(
+                            // TODO localise
                             text = { Text("Share image...") },
                             onClick = {
-                                ShareHelper.shareImageFromUrl(context, videoUri)
-
+                                val uri = ShareHelper.getSharableUriFromUrl(context, videoUri, mimeType)
+                                shareMediaFile(context, uri, mimeType)
                                 onDismiss()
                             },
                         )
@@ -772,6 +778,23 @@ fun ShareImageAction(
     }
 }
 
+private fun shareMediaFile(
+    context: Context,
+    uri: Uri,
+    mimeType: String = "image/*",
+) {
+    val shareIntent =
+        Intent(Intent.ACTION_SEND).apply {
+            type = mimeType
+            putExtra(Intent.EXTRA_STREAM, uri)
+            addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION)
+        }
+    // TODO is this the right scope to avoid leaks?
+    CoroutineScope(Dispatchers.Main).launch {
+        context.startActivity(Intent.createChooser(shareIntent, "Share Image"))
+    }
+}
+
 private suspend fun verifyHash(content: MediaUrlContent): Boolean? {
     if (content.hash == null) return null