opt: multiSelect (#935)

lib/pages/history_search/controller.dart

@@ -1,12 +1,19 @@
+import 'package:PiliPlus/common/widgets/dialog/dialog.dart';
 import 'package:PiliPlus/http/loading_state.dart';
 import 'package:PiliPlus/http/user.dart';
 import 'package:PiliPlus/models_new/history/data.dart';
 import 'package:PiliPlus/models_new/history/list.dart';
 import 'package:PiliPlus/pages/common/common_search_controller.dart';
+import 'package:PiliPlus/pages/common/multi_select_controller.dart';
 import 'package:flutter_smart_dialog/flutter_smart_dialog.dart';
+import 'package:get/get.dart';
 
 class HistorySearchController
-    extends CommonSearchController<HistoryData, HistoryItemModel> {
+    extends CommonSearchController<HistoryData, HistoryItemModel>
+    with
+        MultiSelectMixin<HistoryItemModel>,
+        CommonMultiSelectMixin,
+        DeleteItemMixin {
   @override
   Future<LoadingState<HistoryData>> customGetData() => UserHttp.searchHistory(
     pn: page,
@@ -18,12 +25,14 @@ class HistorySearchController
     return response.list;
   }
 
-  Future<void> onDelHistory(int index, kid, business) async {
-    String resKid = 'archive_$kid';
+  Future<void> onDelHistory(int index, kid, String business) async {
+    final String resKid;
     if (business == 'live') {
       resKid = 'live_$kid';
     } else if (business.contains('article')) {
       resKid = 'article_$kid';
+    } else {
+      resKid = 'archive_$kid';
     }
 
     var res = await UserHttp.delHistory([resKid]);
@@ -34,4 +43,26 @@ class HistorySearchController
     }
     SmartDialog.showToast(res['msg']);
   }
+
+  @override
+  void onConfirm() {
+    showConfirmDialog(
+      context: Get.context!,
+      content: '确认删除所选历史记录吗？',
+      title: '提示',
+      onConfirm: () async {
+        SmartDialog.showLoading(msg: '请求中');
+        final result = allChecked.toSet();
+        final kidList = result.map(
+          (item) => '${item.history.business!}_${item.kid!}',
+        );
+        var response = await UserHttp.delHistory(kidList);
+        if (response['status']) {
+          afterDelete(result);
+        }
+        SmartDialog.dismiss();
+        SmartDialog.showToast(response['msg']);
+      },
+    );
+  }
 }

lib/pages/history_search/view.dart

@@ -1,3 +1,4 @@
+import 'package:PiliPlus/common/widgets/appbar/appbar.dart';
 import 'package:PiliPlus/models_new/history/data.dart';
 import 'package:PiliPlus/models_new/history/list.dart';
 import 'package:PiliPlus/pages/common/common_search_page.dart';
@@ -28,6 +29,31 @@ class _HistorySearchPageState
     tag: Utils.generateRandomString(8),
   );
 
+  @override
+  Widget build(BuildContext context) {
+    // TODO: refa
+    return Obx(() {
+      final parent = super.build(context) as Scaffold;
+      final enableMultiSelect = controller.enableMultiSelect.value;
+      return PopScope(
+        canPop: !enableMultiSelect,
+        onPopInvokedWithResult: (didPop, result) {
+          if (enableMultiSelect) {
+            controller.handleSelect();
+          }
+        },
+        child: Scaffold(
+          resizeToAvoidBottomInset: parent.resizeToAvoidBottomInset,
+          appBar: MultiSelectAppBarWidget(
+            ctr: controller,
+            child: parent.appBar as AppBar,
+          ),
+          body: parent.body,
+        ),
+      );
+    });
+  }
+
   @override
   Widget buildList(List<HistoryItemModel> list) {
     return SliverGrid(
@@ -42,10 +68,8 @@ class _HistorySearchPageState
           return HistoryItem(
             item: item,
             ctr: controller,
-            onChoose: null,
-            onDelete: (kid, business) {
-              controller.onDelHistory(index, kid, business);
-            },
+            onDelete: (kid, business) =>
+                controller.onDelHistory(index, kid, business),
           );
         },
       ),