add detail page

lib/module/task/task_detail/task_detail_viewmodel.dart

@@ -0,0 +1,28 @@
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'package:qinglong_app/base/base_viewmodel.dart';
+import 'package:qinglong_app/base/http/api.dart';
+import 'package:qinglong_app/base/http/http.dart';
+import 'package:qinglong_app/module/task/task_detail/task_detail_bean.dart';
+
+var taskDetailProvider = AutoDisposeChangeNotifierProvider<TaskDetailViewModel>((ref) {
+  return TaskDetailViewModel();
+});
+
+class TaskDetailViewModel extends BaseViewModel {
+  TaskDetailBean? bean;
+
+  TaskDetailViewModel();
+
+  Future<void> loadDetail(String id) async {
+    loading(notify: true);
+
+    HttpResponse<TaskDetailBean> response = await Api.taskDetail(id);
+
+    if (response.success) {
+      bean = response.bean;
+      success();
+    } else {
+      failed(response.message, notify: true);
+    }
+  }
+}