feat(gitea): blob screen

lib/main.dart

@@ -7,6 +7,7 @@ import 'package:git_touch/models/theme.dart';
 import 'package:git_touch/screens/about.dart';
 import 'package:git_touch/screens/code_theme.dart';
 import 'package:git_touch/screens/commits.dart';
+import 'package:git_touch/screens/gitea_object.dart';
 import 'package:git_touch/screens/gitea_repo.dart';
 import 'package:git_touch/screens/gitea_user.dart';
 import 'package:git_touch/screens/gitlab_blob.dart';
@@ -78,6 +79,7 @@ void main() async {
     gitlabCommitsRouter,
     giteaUserRouter,
     giteaRepoRouter,
+    giteaObjectRouter,
     loginRouter,
     settingsRouter,
     userRouter,

lib/models/gitea.dart

@@ -31,3 +31,21 @@ class GiteaRepository {
   factory GiteaRepository.fromJson(Map<String, dynamic> json) =>
       _$GiteaRepositoryFromJson(json);
 }
+
+@JsonSerializable(fieldRename: FieldRename.snake)
+class GiteaTree {
+  String type;
+  String name;
+  String path;
+  GiteaTree();
+  factory GiteaTree.fromJson(Map<String, dynamic> json) =>
+      _$GiteaTreeFromJson(json);
+}
+
+@JsonSerializable(fieldRename: FieldRename.snake)
+class GiteaBlob extends GiteaTree {
+  String content;
+  GiteaBlob();
+  factory GiteaBlob.fromJson(Map<String, dynamic> json) =>
+      _$GiteaBlobFromJson(json);
+}

lib/models/gitea.g.dart

@@ -58,3 +58,31 @@ Map<String, dynamic> _$GiteaRepositoryToJson(GiteaRepository instance) =>
       'open_issues_count': instance.openIssuesCount,
       'open_pr_counter': instance.openPrCounter,
     };
+
+GiteaTree _$GiteaTreeFromJson(Map<String, dynamic> json) {
+  return GiteaTree()
+    ..type = json['type'] as String
+    ..name = json['name'] as String
+    ..path = json['path'] as String;
+}
+
+Map<String, dynamic> _$GiteaTreeToJson(GiteaTree instance) => <String, dynamic>{
+      'type': instance.type,
+      'name': instance.name,
+      'path': instance.path,
+    };
+
+GiteaBlob _$GiteaBlobFromJson(Map<String, dynamic> json) {
+  return GiteaBlob()
+    ..type = json['type'] as String
+    ..name = json['name'] as String
+    ..path = json['path'] as String
+    ..content = json['content'] as String;
+}
+
+Map<String, dynamic> _$GiteaBlobToJson(GiteaBlob instance) => <String, dynamic>{
+      'type': instance.type,
+      'name': instance.name,
+      'path': instance.path,
+      'content': instance.content,
+    };

lib/screens/gitea_object.dart

@@ -0,0 +1,70 @@
+import 'package:flutter/material.dart';
+import 'package:git_touch/models/auth.dart';
+import 'package:git_touch/models/gitea.dart';
+import 'package:git_touch/models/theme.dart';
+import 'package:git_touch/scaffolds/refresh_stateful.dart';
+import 'package:git_touch/utils/utils.dart';
+import 'package:git_touch/widgets/action_entry.dart';
+import 'package:git_touch/widgets/app_bar_title.dart';
+import 'package:git_touch/widgets/blob_view.dart';
+import 'package:git_touch/widgets/object_tree.dart';
+import 'package:provider/provider.dart';
+
+final giteaObjectRouter = RouterScreen(
+  '/gitea/:owner/:name/blob',
+  (context, params) => GiteaObjectScreen(
+    params['owner'].first,
+    params['name'].first,
+    path: params['path']?.first?.urldecode,
+  ),
+);
+
+class GiteaObjectScreen extends StatelessWidget {
+  final String owner;
+  final String name;
+  final String path;
+  GiteaObjectScreen(this.owner, this.name, {this.path});
+
+  @override
+  Widget build(BuildContext context) {
+    return RefreshStatefulScaffold(
+      title: AppBarTitle(path ?? 'Files'),
+      fetchData: () async {
+        final suffix = path == null ? '' : '/$path';
+        final res = await Provider.of<AuthModel>(context)
+            .fetchGitea('/repos/$owner/$name/contents$suffix');
+        return res;
+      },
+      actionBuilder: (p, _) {
+        if (p is List) {
+          return null;
+        } else {
+          final theme = Provider.of<ThemeModel>(context);
+          return ActionEntry(
+            iconData: Icons.settings,
+            onTap: () {
+              theme.push(context, '/choose-code-theme');
+            },
+          );
+        }
+      },
+      bodyBuilder: (p, _) {
+        if (p is List) {
+          return ObjectTree(
+            items: p.map((t) {
+              final v = GiteaTree.fromJson(t);
+              return ObjectTreeItem(
+                name: v.name,
+                type: v.type,
+                url: '/gitea/$owner/$name/blob?path=${v.path.urlencode}',
+              );
+            }),
+          );
+        } else {
+          final v = GiteaBlob.fromJson(p);
+          return BlobView(v.name, base64Text: v.content);
+        }
+      },
+    );
+  }
+}

lib/screens/gitea_repo.dart

@@ -74,7 +74,7 @@ class GiteaRepoScreen extends StatelessWidget {
                   leftIconData: Octicons.code,
                   text: Text('Code'),
                   rightWidget: Text(filesize(p.size * 1000)),
-                  url: '/gitea/blob',
+                  url: '/gitea/$owner/$name/blob',
                 ),
                 TableViewItem(
                   leftIconData: Octicons.issue_opened,

lib/widgets/object_tree.dart

@@ -22,8 +22,10 @@ class ObjectTree extends StatelessWidget {
   Widget _buildIcon(ObjectTreeItem item) {
     switch (item.type) {
       case 'blob':
+      case 'file': // Gitea
         return SetiIcon(item.name, size: 36);
       case 'tree':
+      case 'dir': // Gitea
         return Icon(
           Octicons.file_directory,
           color: PrimerColors.blue300,