fix: http download fail (#61)

ui/flutter/android/app/build.gradle

@@ -48,7 +48,7 @@ android {
         // You can update the following values to match your application needs.
         // For more information, see: https://docs.flutter.dev/deployment/android#reviewing-the-build-configuration.
         minSdkVersion 19
-        targetSdkVersion flutter.targetSdkVersion
+        targetSdkVersion 29
         versionCode flutterVersionCode.toInteger()
         versionName flutterVersionName
     }

ui/flutter/lib/api/model/create_task.dart

@@ -15,7 +15,9 @@ class CreateTask {
     this.opts,
   });
 
-  factory CreateTask.fromJson(Map<String, dynamic> json) =>
+  factory CreateTask.fromJson(
+    Map<String, dynamic> json,
+  ) =>
       _$CreateTaskFromJson(json);
 
   Map<String, dynamic> toJson() => _$CreateTaskToJson(this);

ui/flutter/lib/api/model/downloader_config.g.dart

@@ -64,12 +64,12 @@ ExtraConfigBt _$ExtraConfigBtFromJson(Map<String, dynamic> json) =>
       ..trackerSubscribeUrls = (json['trackerSubscribeUrls'] as List<dynamic>)
           .map((e) => e as String)
           .toList()
-      ..lastTrackerUpdateTime = json['lastTrackerUpdateTime'] == null
-          ? null
-          : DateTime.parse(json['lastTrackerUpdateTime'] as String)
       ..subscribeTrackers = (json['subscribeTrackers'] as List<dynamic>)
           .map((e) => e as String)
           .toList()
+      ..lastTrackerUpdateTime = json['lastTrackerUpdateTime'] == null
+          ? null
+          : DateTime.parse(json['lastTrackerUpdateTime'] as String)
       ..customTrackers = (json['customTrackers'] as List<dynamic>)
           .map((e) => e as String)
           .toList();
@@ -77,6 +77,7 @@ ExtraConfigBt _$ExtraConfigBtFromJson(Map<String, dynamic> json) =>
 Map<String, dynamic> _$ExtraConfigBtToJson(ExtraConfigBt instance) {
   final val = <String, dynamic>{
     'trackerSubscribeUrls': instance.trackerSubscribeUrls,
+    'subscribeTrackers': instance.subscribeTrackers,
   };
 
   void writeNotNull(String key, dynamic value) {
@@ -87,7 +88,6 @@ Map<String, dynamic> _$ExtraConfigBtToJson(ExtraConfigBt instance) {
 
   writeNotNull('lastTrackerUpdateTime',
       instance.lastTrackerUpdateTime?.toIso8601String());
-  val['subscribeTrackers'] = instance.subscribeTrackers;
   val['customTrackers'] = instance.customTrackers;
   return val;
 }

ui/flutter/lib/api/model/options.dart

@@ -2,11 +2,12 @@ import 'package:json_annotation/json_annotation.dart';
 
 part 'options.g.dart';
 
-@JsonSerializable()
+@JsonSerializable(explicitToJson: true, genericArgumentFactories: true)
 class Options {
   String name;
   String path;
   List<int> selectFiles;
+  Map<String, dynamic>? extra;
 
   Options({
     required this.name,
@@ -19,3 +20,14 @@ class Options {
 
   Map<String, dynamic> toJson() => _$OptionsToJson(this);
 }
+
+@JsonSerializable()
+class OptsExtraHttp {
+  int connections = 0;
+
+  OptsExtraHttp();
+
+  factory OptsExtraHttp.fromJson(Map<String, dynamic> json) =>
+      _$OptsExtraHttpFromJson(json);
+  Map<String, dynamic> toJson() => _$OptsExtraHttpToJson(this);
+}

ui/flutter/lib/api/model/options.g.dart

@@ -11,10 +11,29 @@ Options _$OptionsFromJson(Map<String, dynamic> json) => Options(
       path: json['path'] as String,
       selectFiles:
           (json['selectFiles'] as List<dynamic>).map((e) => e as int).toList(),
-    );
+    )..extra = json['extra'] as Map<String, dynamic>?;
 
-Map<String, dynamic> _$OptionsToJson(Options instance) => <String, dynamic>{
-      'name': instance.name,
-      'path': instance.path,
-      'selectFiles': instance.selectFiles,
+Map<String, dynamic> _$OptionsToJson(Options instance) {
+  final val = <String, dynamic>{
+    'name': instance.name,
+    'path': instance.path,
+    'selectFiles': instance.selectFiles,
+  };
+
+  void writeNotNull(String key, dynamic value) {
+    if (value != null) {
+      val[key] = value;
+    }
+  }
+
+  writeNotNull('extra', instance.extra);
+  return val;
+}
+
+OptsExtraHttp _$OptsExtraHttpFromJson(Map<String, dynamic> json) =>
+    OptsExtraHttp()..connections = json['connections'] as int;
+
+Map<String, dynamic> _$OptsExtraHttpToJson(OptsExtraHttp instance) =>
+    <String, dynamic>{
+      'connections': instance.connections,
     };

ui/flutter/lib/api/model/request.dart

@@ -2,17 +2,31 @@ import 'package:json_annotation/json_annotation.dart';
 
 part 'request.g.dart';
 
-@JsonSerializable()
+@JsonSerializable(explicitToJson: true, genericArgumentFactories: true)
 class Request {
   String url;
   Map<String, dynamic>? extra;
 
   Request({
     required this.url,
-    this.extra,
   });
 
   factory Request.fromJson(Map<String, dynamic> json) =>
       _$RequestFromJson(json);
+
   Map<String, dynamic> toJson() => _$RequestToJson(this);
 }
+
+@JsonSerializable()
+class ReqExtraHttp {
+  String method = 'GET';
+  Map<String, String> headers = {};
+  String body = '';
+
+  ReqExtraHttp();
+
+  factory ReqExtraHttp.fromJson(Map<String, dynamic> json) =>
+      _$ReqExtraHttpFromJson(json);
+
+  Map<String, dynamic> toJson() => _$ReqExtraHttpToJson(this);
+}

ui/flutter/lib/api/model/request.g.dart

@@ -8,8 +8,7 @@ part of 'request.dart';
 
 Request _$RequestFromJson(Map<String, dynamic> json) => Request(
       url: json['url'] as String,
-      extra: json['extra'] as Map<String, dynamic>?,
-    );
+    )..extra = json['extra'] as Map<String, dynamic>?;
 
 Map<String, dynamic> _$RequestToJson(Request instance) {
   final val = <String, dynamic>{
@@ -25,3 +24,15 @@ Map<String, dynamic> _$RequestToJson(Request instance) {
   writeNotNull('extra', instance.extra);
   return val;
 }
+
+ReqExtraHttp _$ReqExtraHttpFromJson(Map<String, dynamic> json) => ReqExtraHttp()
+  ..method = json['method'] as String
+  ..headers = Map<String, String>.from(json['headers'] as Map)
+  ..body = json['body'] as String;
+
+Map<String, dynamic> _$ReqExtraHttpToJson(ReqExtraHttp instance) =>
+    <String, dynamic>{
+      'method': instance.method,
+      'headers': instance.headers,
+      'body': instance.body,
+    };

ui/flutter/lib/api/model/resource.dart

@@ -11,19 +11,19 @@ class Resource {
   int size;
   bool range;
   List<FileInfo> files;
-  Map<String, dynamic>? extra;
+  String hash;
 
-  Resource({
-    required this.req,
-    required this.name,
-    required this.size,
-    required this.range,
-    required this.files,
-    this.extra,
-  });
+  Resource(
+      {required this.req,
+      required this.name,
+      required this.size,
+      required this.range,
+      required this.files,
+      required this.hash});
 
   factory Resource.fromJson(Map<String, dynamic> json) =>
       _$ResourceFromJson(json);
+
   Map<String, dynamic> toJson() => _$ResourceToJson(this);
 }
 

ui/flutter/lib/api/model/resource.g.dart

@@ -14,27 +14,17 @@ Resource _$ResourceFromJson(Map<String, dynamic> json) => Resource(
       files: (json['files'] as List<dynamic>)
           .map((e) => FileInfo.fromJson(e as Map<String, dynamic>))
           .toList(),
-      extra: json['extra'] as Map<String, dynamic>?,
+      hash: json['hash'] as String,
     );
 
-Map<String, dynamic> _$ResourceToJson(Resource instance) {
-  final val = <String, dynamic>{
-    'req': instance.req.toJson(),
-    'name': instance.name,
-    'size': instance.size,
-    'range': instance.range,
-    'files': instance.files.map((e) => e.toJson()).toList(),
-  };
-
-  void writeNotNull(String key, dynamic value) {
-    if (value != null) {
-      val[key] = value;
-    }
-  }
-
-  writeNotNull('extra', instance.extra);
-  return val;
-}
+Map<String, dynamic> _$ResourceToJson(Resource instance) => <String, dynamic>{
+      'req': instance.req.toJson(),
+      'name': instance.name,
+      'size': instance.size,
+      'range': instance.range,
+      'files': instance.files.map((e) => e.toJson()).toList(),
+      'hash': instance.hash,
+    };
 
 FileInfo _$FileInfoFromJson(Map<String, dynamic> json) => FileInfo(
       name: json['name'] as String,