feat: 订阅取消 issues #658

lib/pages/subscription/controller.dart

@@ -46,4 +46,40 @@ class SubController extends GetxController {
   Future onLoad() async {
     querySubFolder(type: 'onload');
   }
+
+  // 取消订阅
+  Future<void> cancelSub(SubFolderItemData subFolderItem) async {
+    showDialog(
+      context: Get.context!,
+      builder: (context) => AlertDialog(
+        title: const Text('提示'),
+        content: const Text('确定取消订阅吗？'),
+        actions: [
+          TextButton(
+            onPressed: () {
+              Get.back();
+            },
+            child: Text(
+              '取消',
+              style: TextStyle(color: Theme.of(context).colorScheme.outline),
+            ),
+          ),
+          TextButton(
+            onPressed: () async {
+              var res = await UserHttp.cancelSub(seasonId: subFolderItem.id!);
+              if (res['status']) {
+                subFolderData.value.list!.remove(subFolderItem);
+                subFolderData.update((val) {});
+                SmartDialog.showToast('取消订阅成功');
+              } else {
+                SmartDialog.showToast(res['msg']);
+              }
+              Get.back();
+            },
+            child: const Text('确定'),
+          ),
+        ],
+      ),
+    );
+  }
 }