mod: 新增推荐过滤器，回退model转换修改，移除不必要的futureBuilder

lib/utils/recommend_filter.dart

@@ -0,0 +1,52 @@
+import 'dart:math';
+
+import 'storage.dart';
+
+class RecommendFilter {
+  // static late int filterUnfollowedRatio;
+  static late int minDurationForRcmd;
+  static late int minLikeRatioForRecommend;
+  static late bool exemptFilterForFollowed;
+  static late bool applyFilterToRelatedVideos;
+  RecommendFilter() {
+    update();
+  }
+
+  static void update() {
+    var setting = GStrorage.setting;
+    // filterUnfollowedRatio =
+    //     setting.get(SettingBoxKey.filterUnfollowedRatio, defaultValue: 0);
+    minDurationForRcmd =
+        setting.get(SettingBoxKey.minDurationForRcmd, defaultValue: 0);
+    minLikeRatioForRecommend =
+        setting.get(SettingBoxKey.minLikeRatioForRecommend, defaultValue: 0);
+    exemptFilterForFollowed =
+        setting.get(SettingBoxKey.exemptFilterForFollowed, defaultValue: true);
+    applyFilterToRelatedVideos = setting
+        .get(SettingBoxKey.applyFilterToRelatedVideos, defaultValue: true);
+  }
+
+  static bool filter(dynamic videoItem, {bool relatedVideos = false}) {
+    if (relatedVideos && !applyFilterToRelatedVideos) {
+      return false;
+    }
+    //由于相关视频中没有已关注标签，只能视为非关注视频
+    if (!relatedVideos &&
+        videoItem.isFollowed == 1 &&
+        exemptFilterForFollowed) {
+      return false;
+    }
+    if (videoItem.duration > 0 && videoItem.duration < minDurationForRcmd) {
+      return true;
+    }
+    if (videoItem.stat.view is int &&
+        videoItem.stat.view > -1 &&
+        videoItem.stat.like is int &&
+        videoItem.stat.like > -1 &&
+        videoItem.stat.like * 100 <
+            minLikeRatioForRecommend * videoItem.stat.view) {
+      return true;
+    }
+    return false;
+  }
+}

lib/utils/storage.dart

@@ -124,6 +124,11 @@ class SettingBoxKey {
       enableRcmdDynamic = 'enableRcmdDynamic',
       defaultRcmdType = 'defaultRcmdType',
       enableSaveLastData = 'enableSaveLastData',
+      minDurationForRcmd = 'minDurationForRcmd',
+      minLikeRatioForRecommend = 'minLikeRatioForRecommend',
+      exemptFilterForFollowed = 'exemptFilterForFollowed',
+      //filterUnfollowedRatio = 'filterUnfollowedRatio',
+      applyFilterToRelatedVideos = 'applyFilterToRelatedVideos',
 
       /// 其他
       autoUpdate = 'autoUpdate',

lib/utils/utils.dart

@@ -9,7 +9,6 @@ import 'package:crypto/crypto.dart';
 import 'package:device_info_plus/device_info_plus.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_smart_dialog/flutter_smart_dialog.dart';
-import 'package:get/get_utils/get_utils.dart';
 import 'package:package_info_plus/package_info_plus.dart';
 import 'package:path_provider/path_provider.dart';
 import 'package:url_launcher/url_launcher.dart';
@@ -28,10 +27,16 @@ class Utils {
     return tempPath;
   }
 
-  static String numFormat(int number) {
+  static String numFormat(dynamic number) {
+    if (number == null){
+      return '0';
+    }
+    if (number is String) {
+      return number;
+    }
     final String res = (number / 10000).toString();
     if (int.parse(res.split('.')[0]) >= 1) {
-      return '${(number / 10000).toPrecision(1)}万';
+      return '${(number / 10000).toStringAsFixed(1)}万';
     } else {
       return number.toString();
     }