opt: unify trending api & feat: search recommend (#694)

* opt: unify trending api

* opt: disable icon

* feat: search recommend

* mod: recommend api

lib/http/api.dart

@@ -766,4 +766,7 @@ class Api {
   static const String searchTrending = '/x/v2/search/trending/ranking';
 
   static const String setTopDyn = '/x/dynamic/feed/space/set_top';
+
+  static const String searchRecommend =
+      '${HttpString.appBaseUrl}/x/v2/search/recommend';
 }

lib/http/loading_state.dart

@@ -7,9 +7,9 @@ abstract class LoadingState<T> {
 }
 
 class Loading extends LoadingState<Never> {
-  Loading._internal();
+  const Loading._internal();
 
-  static final Loading _instance = Loading._internal();
+  static const Loading _instance = Loading._internal();
 
   factory Loading() => _instance;
 }

lib/http/search.dart

@@ -6,33 +6,12 @@ import 'package:flutter_smart_dialog/flutter_smart_dialog.dart';
 import 'package:PiliPlus/http/loading_state.dart';
 import '../models/bangumi/info.dart';
 import '../models/common/search_type.dart';
-import '../models/search/hot.dart';
 import '../models/search/result.dart';
 import '../models/search/suggest.dart';
 import '../utils/storage.dart';
 import 'index.dart';
 
 class SearchHttp {
-  static Future hotSearchList() async {
-    var res = await Request().get(Api.hotSearchList);
-    if (res.data is String) {
-      Map<String, dynamic> resultMap = json.decode(res.data);
-      if (resultMap['code'] == 0) {
-        return {
-          'status': true,
-          'data': HotSearchModel.fromJson(resultMap),
-        };
-      }
-    } else if (res.data is Map<String, dynamic> && res.data['code'] == 0) {
-      return {
-        'status': true,
-        'data': HotSearchModel.fromJson(res.data),
-      };
-    }
-
-    return {'status': false, 'msg': '请求错误'};
-  }
-
   // 获取搜索建议
   static Future searchSuggest({required term}) async {
     var res = await Request().get(Api.searchSuggest,
@@ -211,7 +190,7 @@ class SearchHttp {
 
   static Future<LoadingState<TrendingData>> searchTrending(
       {int limit = 30}) async {
-    final dynamic res = await Request().get(
+    final res = await Request().get(
       Api.searchTrending,
       queryParameters: {
         'limit': limit,
@@ -223,4 +202,17 @@ class SearchHttp {
       return LoadingState.error(res.data['message']);
     }
   }
+
+  static Future<LoadingState<SearchKeywordData>> searchRecommend() async {
+    final res = await Request().get(Api.searchRecommend, queryParameters: {
+      'build': '8350200',
+      'c_locale': 'zh_CN',
+      'mobi_app': 'android',
+      'platform': 'android',
+      's_locale': 'zh_CN',
+    });
+    return res.data['code'] == 0
+        ? LoadingState.success(SearchKeywordData.fromJson(res.data['data']))
+        : LoadingState.error(res.data['message']);
+  }
 }