feat: 搜索建议

lib/pages/search/controller.dart

@@ -1,24 +1,21 @@
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
+import 'package:get/get_rx/src/rx_workers/utils/debouncer.dart';
 import 'package:hive/hive.dart';
 import 'package:pilipala/http/search.dart';
 import 'package:pilipala/models/search/hot.dart';
+import 'package:pilipala/models/search/suggest.dart';
 import 'package:pilipala/utils/storage.dart';
 
 class SearchController extends GetxController {
   final FocusNode searchFocusNode = FocusNode();
   RxString searchKeyWord = ''.obs;
   Rx<TextEditingController> controller = TextEditingController().obs;
-  List tabs = [
-    {'label': '综合', 'id': ''},
-    {'label': '视频', 'id': ''},
-    {'label': '番剧', 'id': ''},
-    {'label': '直播', 'id': ''},
-    {'label': '专栏', 'id': ''},
-    {'label': '用户', 'id': ''}
-  ];
   List<HotSearchItem> hotSearchList = [];
   Box hotKeyword = GStrorage.hotKeyword;
+  RxList<SearchSuggestItem> searchSuggestList = [SearchSuggestItem()].obs;
+  final _debouncer =
+      Debouncer(delay: const Duration(milliseconds: 200)); // 设置延迟时间
 
   @override
   void onInit() {
@@ -39,15 +36,26 @@ class SearchController extends GetxController {
 
   void onChange(value) {
     searchKeyWord.value = value;
+    if (value == '') {
+      searchSuggestList.value = [];
+      return;
+    }
+    _debouncer.call(() => querySearchSuggest(value));
   }
 
   void onClear() {
     controller.value.clear();
     searchKeyWord.value = '';
+    searchSuggestList.value = [];
   }
 
-  void submit(value) {
-    searchKeyWord.value = value;
+  // 搜索
+  void submit() {
+    // ignore: unrelated_type_equality_checks
+    if (searchKeyWord == '') {
+      return;
+    }
+    Get.toNamed('/searchResult', parameters: {'keyword': searchKeyWord.value});
   }
 
   // 获取热搜关键词
@@ -60,12 +68,19 @@ class SearchController extends GetxController {
 
   // 点击热搜关键词
   void onClickKeyword(String keyword) {
-    print(keyword);
     searchKeyWord.value = keyword;
     controller.value.text = keyword;
     // 移动光标
     controller.value.selection = TextSelection.fromPosition(
       TextPosition(offset: controller.value.text.length),
     );
+    submit();
+  }
+
+  Future querySearchSuggest(String value) async {
+    var result = await SearchHttp.searchSuggest(term: value);
+    if (result['status']) {
+      searchSuggestList.value = result['data'].tag;
+    }
   }
 }