fix: 收藏夹翻页

lib/http/user.dart

@@ -51,10 +51,17 @@ class UserHttp {
       'up_mid': mid,
     });
     if (res.data['code'] == 0) {
-      FavFolderData data = FavFolderData.fromJson(res.data['data']);
+      late FavFolderData data;
-      return {'status': true, 'data': data};
+      if (res.data['data'] != null) {
+        data = FavFolderData.fromJson(res.data['data']);
+        return {'status': true, 'data': data};
+      }
     } else {
-      return {'status': false, 'data': [], 'msg': '账号未登录'};
+      return {
+        'status': false,
+        'data': [],
+        'msg': res.data['message'] ?? '账号未登录'
+      };
     }
   }
 

lib/pages/fav/controller.dart

@@ -1,3 +1,5 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_smart_dialog/flutter_smart_dialog.dart';
 import 'package:get/get.dart';
 import 'package:hive/hive.dart';
 import 'package:pilipala/http/user.dart';
@@ -6,23 +8,45 @@ import 'package:pilipala/models/user/info.dart';
 import 'package:pilipala/utils/storage.dart';
 
 class FavController extends GetxController {
+  final ScrollController scrollController = ScrollController();
   Rx<FavFolderData> favFolderData = FavFolderData().obs;
   Box userInfoCache = GStrorage.userInfo;
   UserInfoData? userInfo;
+  int currentPage = 1;
+  int pageSize = 10;
+  RxBool hasMore = true.obs;
 
-  Future<dynamic> queryFavFolder() async {
+  Future<dynamic> queryFavFolder({type = 'init'}) async {
     userInfo = userInfoCache.get('userInfoCache');
     if (userInfo == null) {
       return {'status': false, 'msg': '账号未登录'};
     }
+    if (!hasMore.value) {
+      return;
+    }
     var res = await await UserHttp.userfavFolder(
-      pn: 1,
+      pn: currentPage,
-      ps: 10,
+      ps: pageSize,
       mid: userInfo!.mid!,
     );
     if (res['status']) {
-      favFolderData.value = res['data'];
+      if (type == 'init') {
+        favFolderData.value = res['data'];
+      } else {
+        if (res['data'].list.isNotEmpty) {
+          favFolderData.value.list!.addAll(res['data'].list);
+          favFolderData.update((val) {});
+        }
+      }
+      hasMore.value = res['data'].hasMore;
+      currentPage++;
+    } else {
+      SmartDialog.showToast(res['msg']);
     }
     return res;
   }
+
+  Future onLoad() async {
+    queryFavFolder(type: 'onload');
+  }
 }

lib/pages/fav/view.dart

@@ -1,3 +1,4 @@
+import 'package:easy_debounce/easy_throttle.dart';
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
 import 'package:pilipala/common/widgets/http_error.dart';
@@ -14,11 +15,23 @@ class FavPage extends StatefulWidget {
 class _FavPageState extends State<FavPage> {
   final FavController _favController = Get.put(FavController());
   late Future _futureBuilderFuture;
+  late ScrollController scrollController;
 
   @override
   void initState() {
     super.initState();
     _futureBuilderFuture = _favController.queryFavFolder();
+    scrollController = _favController.scrollController;
+    scrollController.addListener(
+      () {
+        if (scrollController.position.pixels >=
+            scrollController.position.maxScrollExtent - 300) {
+          EasyThrottle.throttle('history', const Duration(seconds: 1), () {
+            _favController.onLoad();
+          });
+        }
+      },
+    );
   }
 
   @override
@@ -40,6 +53,7 @@ class _FavPageState extends State<FavPage> {
             if (data['status']) {
               return Obx(
                 () => ListView.builder(
+                  controller: scrollController,
                   itemCount: _favController.favFolderData.value.list!.length,
                   itemBuilder: (context, index) {
                     return FavItem(