Merge pull request #10 from sanket143/feat/remove-dart-io-dependency

[v1.0.0] Remove dart:io dependency to support js

CHANGELOG.md

@@ -1,4 +1,9 @@
-## [0.1.8]- 2020-01-08
+## [1.0.0] - 2021-07-17
+* [API Update](https://github.com/sanket143/id3/pull/10), takes bytes instead of fileName as argument in `MP3Instance`
+* [Fix corrupted album art](https://github.com/sanket143/id3/pull/9) [Thanks to [@moffotman](https://github.com/moffatman)]
+* [Migration to null safety](https://github.com/sanket143/id3/pull/6) [Thanks to [@4-alok](https://github.com/4-alok)]
+
+## [0.1.8] - 2020-01-08
 
 * Removed redundant "this" and "new" keyword
 

README.md

@@ -7,10 +7,12 @@ files that uses ``ID3 tag version 2.3.0`` and ``ID3 tag version 1`` to store met
 ## Usage
 
 ```dart
+import 'dart:io';
 import 'package:id3/id3.dart';
 
 void main(){
-  MP3Instance mp3instance = new MP3Instance("./file.mp3");
+  List<int> mp3Bytes = File("./file.mp3").readAsBytesSync();
+  MP3Instance mp3instance = new MP3Instance(mp3Bytes);
 
   /// parseTags() returns 
   // 'true' if successfully parsed
@@ -36,7 +38,12 @@ void main(){
 // }
 ```
 
+# Migrating from v0.1 to v1.0
 
-## Support
+- `MP3Instance` used to take filename as string in v0.1, which is updated to take bytes as `List<int>` in v1.0
 
-- [ ] Support ID3v2.2
+```diff
+- MP3Instance mp3instance = new MP3Instance("./file.mp3");
++ List<int> mp3Bytes = File("./file.mp3").readAsBytesSync();
++ MP3Instance mp3instance = new MP3Instance(mp3Bytes);
+```

example/main.dart

@@ -1,7 +1,9 @@
+import 'dart:io';
 import 'package:id3/id3.dart';
 
 void main(){
-  MP3Instance mp3instance = new MP3Instance("./file.mp3");
+  List<int> mp3Bytes = File("./file.mp3").readAsBytesSync(); 
+  MP3Instance mp3instance = new MP3Instance(mp3Bytes);
   if(mp3instance.parseTagsSync()){
     print(mp3instance.getMetaTags());
   }

lib/id3.dart

@@ -1,6 +1,5 @@
 library id3;
 
-import 'dart:io';
 import 'dart:convert';
 
 import 'src/const.dart';
@@ -157,8 +156,8 @@ class MP3Instance {
   final Map<String, dynamic> metaTags = {};
 
   /// Member Functions
-  MP3Instance(String mp3File) {
-    mp3Bytes = File(mp3File).readAsBytesSync();
+  MP3Instance(List<int> mp3Bytes) {
+    this.mp3Bytes = mp3Bytes;
   }
 
   bool parseTagsSync() {