From 2505389d00e45c968181d91d0aa110522e270879 Mon Sep 17 00:00:00 2001
From: Vishnu Mohandas <vishnumohandas@gmail.com>
Date: Fri, 14 Aug 2020 04:34:32 +0530
Subject: [PATCH] Use Computer to handle isolates

---
 lib/main.dart              |  5 +++++
 lib/utils/crypto_util.dart | 11 +++++------
 pubspec.lock               |  7 +++++++
 pubspec.yaml               |  1 +
 4 files changed, 18 insertions(+), 6 deletions(-)

diff --git a/lib/main.dart b/lib/main.dart
index 1318ec0a0..7b3bd90b7 100644
--- a/lib/main.dart
+++ b/lib/main.dart
@@ -1,5 +1,6 @@
 import 'dart:async';
 
+import 'package:computer/computer.dart';
 import 'package:flutter/material.dart';
 import 'package:path_provider/path_provider.dart';
 import 'package:photos/core/constants.dart';
@@ -25,6 +26,10 @@ void main() async {
 }
 
 void _main() async {
+  Computer().turnOn(
+    workersCount: 4,
+    areLogsEnabled: false,
+  );
   await Configuration.instance.init();
   await PhotoSyncManager.instance.init();
   await MemoriesService.instance.init();
diff --git a/lib/utils/crypto_util.dart b/lib/utils/crypto_util.dart
index a0408b8d0..68c9435cb 100644
--- a/lib/utils/crypto_util.dart
+++ b/lib/utils/crypto_util.dart
@@ -1,11 +1,10 @@
 import 'dart:typed_data';
 
 import 'package:aes_crypt/aes_crypt.dart';
+import 'package:computer/computer.dart';
 import 'package:encrypt/encrypt.dart';
 import 'dart:convert';
 
-import 'package:flutter/foundation.dart' as foundation;
-
 class CryptoUtil {
   static String getBase64EncodedSecureRandomString({int length = 32}) {
     return SecureRandom(length).base64;
@@ -39,7 +38,7 @@ class CryptoUtil {
     args["key"] = key;
     args["source"] = sourcePath;
     args["destination"] = destinationPath;
-    return foundation.compute(runEncryptFileToFile, args);
+    return Computer().compute(runEncryptFileToFile, param: args);
   }
 
   static Future<String> encryptDataToFile(
@@ -48,7 +47,7 @@ class CryptoUtil {
     args["key"] = key;
     args["source"] = source;
     args["destination"] = destinationPath;
-    return foundation.compute(runEncryptDataToFile, args);
+    return Computer().compute(runEncryptDataToFile, param: args);
   }
 
   static Future<void> decryptFileToFile(
@@ -57,14 +56,14 @@ class CryptoUtil {
     args["key"] = key;
     args["source"] = sourcePath;
     args["destination"] = destinationPath;
-    return foundation.compute(runDecryptFileToFile, args);
+    return Computer().compute(runDecryptFileToFile, param: args);
   }
 
   static Future<Uint8List> decryptFileToData(String sourcePath, String key) {
     final args = Map<String, String>();
     args["key"] = key;
     args["source"] = sourcePath;
-    return foundation.compute(runDecryptFileToData, args);
+    return Computer().compute(runDecryptFileToData, param: args);
   }
 }
 
diff --git a/pubspec.lock b/pubspec.lock
index c7ba0f7b7..13396a979 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -92,6 +92,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.15.0-nullsafety"
+  computer:
+    dependency: "direct main"
+    description:
+      name: computer
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.2"
   connectivity:
     dependency: "direct main"
     description:
diff --git a/pubspec.yaml b/pubspec.yaml
index 0cbe8021c..dee110737 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -58,6 +58,7 @@ dependencies:
   progress_dialog: ^1.2.4
   animate_do: ^1.7.2
   flutter_cache_manager: ^1.4.1
+  computer: ^1.0.2
 
 dev_dependencies:
   flutter_test: