mod: 评论刷新、翻页

lib/pages/video/detail/reply/controller.dart

@@ -1,22 +1,62 @@
+import 'package:flutter/material.dart';
 import 'package:get/get.dart';
 import 'package:pilipala/http/reply.dart';
 import 'package:pilipala/models/video/reply/data.dart';
+import 'package:pilipala/models/video/reply/item.dart';
 
 class VideoReplyController extends GetxController {
+  final ScrollController scrollController = ScrollController();
   // 视频aid
   String aid = Get.parameters['aid']!;
+  RxList<ReplyItemModel> replyList = [ReplyItemModel()].obs;
+  // 当前页
+  int currentPage = 0;
+  bool isLoadingMore = false;
+  bool noMore = false;
 
-  @override
-  void onInit() {
-    super.onInit();
-    queryReplyList();
-  }
-
-  Future queryReplyList() async {
-    var res = await ReplyHttp.replyList(oid: aid, pageNum: 1, type: 1);
+  Future queryReplyList({type = 'init'}) async {
+    isLoadingMore = true;
+    var res =
+        await ReplyHttp.replyList(oid: aid, pageNum: currentPage + 1, type: 1);
     if (res['status']) {
       res['data'] = ReplyData.fromJson(res['data']);
+      if (res['data'].replies.isNotEmpty) {
+        currentPage = currentPage + 1;
+        noMore = false;
+      } else {
+        if (currentPage == 0) {
+        } else {
+          noMore = true;
+        }
+      }
+      if (type == 'init') {
+        List<ReplyItemModel> replies = res['data'].replies;
+        // 添加置顶回复
+        if (res['data'].upper.top != null) {
+          bool flag = false;
+          for (var i = 0; i < res['data'].topReplies.length; i++) {
+            if (res['data'].topReplies[i].rpid == res['data'].upper.top.rpid) {
+              flag = true;
+            }
+          }
+          if (!flag) {
+            replies.insert(0, res['data'].upper.top);
+          }
+        }
+        replies.insertAll(0, res['data'].topReplies);
+        res['data'].replies = replies;
+        replyList.value = res['data'].replies!;
+      } else {
+        replyList.addAll(res['data'].replies!);
+        res['data'].replies.addAll(replyList);
+      }
     }
+    isLoadingMore = false;
     return res;
   }
+
+  // 上拉加载
+  Future onLoad() async {
+    queryReplyList(type: 'onLoad');
+  }
 }