Migrate the remaining classes to Kotlin. https://redmine.stoutner.com/issues/989

[PrivacyBrowserAndroid.git] / app / src / main / java / com / stoutner / privacybrowser / dialogs / SaveDialog.kt

diff --git a/app/src/main/java/com/stoutner/privacybrowser/dialogs/SaveDialog.kt b/app/src/main/java/com/stoutner/privacybrowser/dialogs/SaveDialog.kt
index 7a57dcf0f7a2ddbbfe1e2a4eac899596596eebc8..12a1d44050bacb45dfb1332a05c5d69867c408e0 100644 (file)
--- a/app/src/main/java/com/stoutner/privacybrowser/dialogs/SaveDialog.kt
+++ b/app/src/main/java/com/stoutner/privacybrowser/dialogs/SaveDialog.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright © 2019-2022 Soren Stoutner <soren@stoutner.com>.
+ * Copyright 2019-2023 Soren Stoutner <soren@stoutner.com>.
  *
  * This file is part of Privacy Browser Android <https://www.stoutner.com/privacy-browser-android>.
  *
@@ -22,7 +22,6 @@ package com.stoutner.privacybrowser.dialogs
 import android.app.Dialog
 import android.content.Context
 import android.content.DialogInterface
-import android.os.AsyncTask
 import android.os.Bundle
 import android.text.Editable
 import android.text.InputType
@@ -36,9 +35,14 @@ import androidx.fragment.app.DialogFragment
 import androidx.preference.PreferenceManager
 
 import com.stoutner.privacybrowser.R
-import com.stoutner.privacybrowser.asynctasks.GetUrlSize
+import com.stoutner.privacybrowser.helpers.UrlHelper
 
-// Define the class constants.
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.withContext
+
+// Define the private class constants.
 private const val URL_STRING = "url_string"
 private const val FILE_SIZE_STRING = "file_size_string"
 private const val FILE_NAME_STRING = "file_name_string"
@@ -46,36 +50,15 @@ private const val USER_AGENT_STRING = "user_agent_string"
 private const val COOKIES_ENABLED = "cookies_enabled"
 
 class SaveDialog : DialogFragment() {
-    // Declare the class variables.
-    private lateinit var saveListener: SaveListener
-
-    // Define the class variables.
-    private var getUrlSize: AsyncTask<*, *, *>? = null
-
-    // The public interface is used to send information back to the parent activity.
-    interface SaveListener {
-        fun onSaveUrl(originalUrlString: String, fileNameString: String, dialogFragment: DialogFragment)
-    }
-
-    override fun onAttach(context: Context) {
-        // Run the default commands.
-        super.onAttach(context)
-
-        // Get a handle for the save webpage listener from the launching context.
-        saveListener = context as SaveListener
-    }
-
     companion object {
-        // `@JvmStatic` will no longer be required once all the code has transitioned to Kotlin.
-        @JvmStatic
-        fun saveUrl(urlString: String, fileSizeString: String, fileNameString: String, userAgentString: String, cookiesEnabled: Boolean): SaveDialog {
+        fun saveUrl(urlString: String, fileNameString: String, fileSizeString: String, userAgentString: String, cookiesEnabled: Boolean): SaveDialog {
             // Create an arguments bundle.
             val argumentsBundle = Bundle()
 
             // Store the arguments in the bundle.
             argumentsBundle.putString(URL_STRING, urlString)
-            argumentsBundle.putString(FILE_SIZE_STRING, fileSizeString)
             argumentsBundle.putString(FILE_NAME_STRING, fileNameString)
+            argumentsBundle.putString(FILE_SIZE_STRING, fileSizeString)
             argumentsBundle.putString(USER_AGENT_STRING, userAgentString)
             argumentsBundle.putBoolean(COOKIES_ENABLED, cookiesEnabled)
 
@@ -90,11 +73,27 @@ class SaveDialog : DialogFragment() {
         }
     }
 
+    // Declare the class variables.
+    private lateinit var saveListener: SaveListener
+
+    // The public interface is used to send information back to the parent activity.
+    interface SaveListener {
+        fun onSaveUrl(originalUrlString: String, fileNameString: String, dialogFragment: DialogFragment)
+    }
+
+    override fun onAttach(context: Context) {
+        // Run the default commands.
+        super.onAttach(context)
+
+        // Get a handle for the save webpage listener from the launching context.
+        saveListener = context as SaveListener
+    }
+
     override fun onCreateDialog(savedInstanceState: Bundle?): Dialog {
         // Get the arguments from the bundle.
         val originalUrlString = requireArguments().getString(URL_STRING)!!
+        var fileNameString = requireArguments().getString(FILE_NAME_STRING)!!
         val fileSizeString = requireArguments().getString(FILE_SIZE_STRING)!!
-        val fileNameString = requireArguments().getString(FILE_NAME_STRING)!!
         val userAgentString = requireArguments().getString(USER_AGENT_STRING)!!
         val cookiesEnabled = requireArguments().getBoolean(COOKIES_ENABLED)
 
@@ -104,8 +103,8 @@ class SaveDialog : DialogFragment() {
         // Set the title.
         dialogBuilder.setTitle(R.string.save_url)
 
-        // Set the icon according to the theme.
-        dialogBuilder.setIconAttribute(R.attr.copyBlueIcon)
+        // Set the icon.
+        dialogBuilder.setIcon(R.drawable.download)
 
         // Set the view.
         dialogBuilder.setView(R.layout.save_dialog)
@@ -123,7 +122,7 @@ class SaveDialog : DialogFragment() {
         val alertDialog = dialogBuilder.create()
 
         // Get a handle for the shared preferences.
-        val sharedPreferences = PreferenceManager.getDefaultSharedPreferences(context)
+        val sharedPreferences = PreferenceManager.getDefaultSharedPreferences(requireContext())
 
         // Get the screenshot preference.
         val allowScreenshots = sharedPreferences.getBoolean(getString(R.string.allow_screenshots_key), false)
@@ -170,26 +169,32 @@ class SaveDialog : DialogFragment() {
             }
 
             override fun afterTextChanged(editable: Editable) {
-                // Cancel the get URL size AsyncTask if it is running.
-                if (getUrlSize != null) {
-                    getUrlSize!!.cancel(true)
-                }
-
                 // Get the current URL to save.
                 val urlToSave = urlEditText.text.toString()
 
-                // Wipe the file size text view.
-                fileSizeTextView.text = ""
-
-                // Get the file size for the current URL.
-                getUrlSize = GetUrlSize(context, alertDialog, userAgentString, cookiesEnabled).execute(urlToSave)
-
                 // Enable the save button if the URL is populated.
                 saveButton.isEnabled = urlToSave.isNotEmpty()
+
+                CoroutineScope(Dispatchers.Main).launch {
+                    // Create a URL size string.
+                    var fileNameAndSize: Pair<String, String>
+
+                    // Get the URL size on the IO thread.
+                    withContext(Dispatchers.IO) {
+                        // Get the updated file name and size.
+                        fileNameAndSize = UrlHelper.getNameAndSize(requireContext(), urlToSave, userAgentString, cookiesEnabled)
+
+                        // Save the updated file name.
+                        fileNameString = fileNameAndSize.first
+                    }
+
+                    // Display the updated URL.
+                    fileSizeTextView.text = fileNameAndSize.second
+                }
             }
         })
 
         // Return the alert dialog.
         return alertDialog
     }
-}
\ No newline at end of file
+}