resources: smoother pdf reader lifecycle scoping (fixes #8974) (#8918)

Author: dogi

app/build.gradle

@@ -9,8 +9,8 @@ android {
         applicationId "org.ole.planet.myplanet"
         minSdk = 26
         targetSdk = 36
-        versionCode = 3696
-        versionName = "0.36.96"
+        versionCode = 3697
+        versionName = "0.36.97"
         ndkVersion = '26.3.11579264'
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
         vectorDrawables.useSupportLibrary = true

app/src/main/java/org/ole/planet/myplanet/ui/resources/AddResourceFragment.kt

@@ -25,6 +25,7 @@ import androidx.activity.result.contract.ActivityResultContracts
 import androidx.appcompat.app.AlertDialog
 import androidx.core.content.ContextCompat
 import androidx.core.graphics.drawable.toDrawable
+import androidx.lifecycle.lifecycleScope
 import com.google.android.material.bottomsheet.BottomSheetBehavior
 import com.google.android.material.bottomsheet.BottomSheetDialog
 import com.google.android.material.bottomsheet.BottomSheetDialogFragment
@@ -262,7 +263,7 @@ class AddResourceFragment : BottomSheetDialogFragment() {
             startActivity(Intent(activity, AddResourceActivity::class.java).putExtra("resource_local_url", path))
         } else {
             val userModel = userProfileDbHandler.userModel ?: return
-            showAlert(requireContext(), path, myPersonalRepository, userModel.id, userModel.name) {
+            showAlert(requireContext(), path, myPersonalRepository, userModel.id, userModel.name, viewLifecycleOwner.lifecycleScope) {
                 dismiss()
             }
         }
@@ -278,29 +279,41 @@ class AddResourceFragment : BottomSheetDialogFragment() {
             repository: MyPersonalRepository,
             userId: String?,
             userName: String?,
-            onDismiss: (() -> Unit)? = null
+            scope: CoroutineScope,
+            onDismiss: () -> Unit
         ) {
             val v = LayoutInflater.from(context).inflate(R.layout.alert_my_personal, null)
             val etTitle = v.findViewById<EditText>(R.id.et_title)
             val etDesc = v.findViewById<EditText>(R.id.et_description)
-            AlertDialog.Builder(context, R.style.AlertDialogTheme)
+            val dialog = AlertDialog.Builder(context, R.style.AlertDialogTheme)
                 .setTitle(R.string.enter_resource_detail)
                 .setView(v)
-                .setPositiveButton("Save") { _: DialogInterface?, _: Int ->
+                .setPositiveButton(R.string.save, null)
+                .setNegativeButton(R.string.dismiss, null)
+                .create()
+
+            dialog.setOnShowListener {
+                val positiveButton = dialog.getButton(AlertDialog.BUTTON_POSITIVE)
+                positiveButton.setOnClickListener {
                     val title = etTitle.text.toString().trim { it <= ' ' }
                     if (title.isEmpty()) {
                         Utilities.toast(context, context.getString(R.string.title_is_required))
-                        return@setPositiveButton
+                        return@setOnClickListener
                     }
                     val desc = etDesc.text.toString().trim { it <= ' ' }
-                    CoroutineScope(Dispatchers.IO).launch {
+                    positiveButton.isEnabled = false
+                    scope.launch(Dispatchers.IO) {
                         repository.savePersonalResource(title, userId, userName, path, desc)
                         withContext(Dispatchers.Main) {
                             Utilities.toast(context, context.getString(R.string.resource_saved_to_my_personal))
-                            onDismiss?.invoke()
+                            positiveButton.isEnabled = true
+                            dialog.dismiss()
+                            onDismiss.invoke()
                         }
                     }
-                }.setNegativeButton(R.string.dismiss, null).show()
+                }
+            }
+            dialog.show()
         }
     }
 }

app/src/main/java/org/ole/planet/myplanet/ui/viewer/PDFReaderActivity.kt

@@ -125,8 +125,9 @@ class PDFReaderActivity : AppCompatActivity(), AudioRecordListener {
                 outputFile,
                 myPersonalRepository,
                 userModel.id,
-                userModel.name
-            )
+                userModel.name,
+                lifecycleScope
+            ) {}
         }
         binding.fabRecord.setImageResource(R.drawable.ic_mic)
     }