feat: 开发收藏和下载功能

miniprogram/focusPages/focusDraw/focusDraw.ts

@@ -6,9 +6,9 @@ import {
     type FocusTypeConfig,
     type FocusTypeAction,
 } from './registry';
-import { getPublishMetaByFocusState } from './focusDraw.config';
+import { getPublishMetaByFocusState, FOCUS_WORKSHEET_DEFINITIONS } from './focusDraw.config';
 import type { DebugPublishMeta } from '../../utils/debugPublish';
-import { incrementWorksheetLikes } from '../../utils/worksheetStats';
+import { addFavorite, removeFavorite, batchCheckFavorited } from '../../utils/favorites';
 
 const TYPE_LIST = FOCUS_TYPE_CONFIGS.map((t) => ({
     id: t.id,
@@ -24,6 +24,7 @@ createFocusPage({
     drawService: null as BaseDrawService | null,
     currentTypeConfig: null as FocusTypeConfig | null,
     currentData: null as any,
+    _favoritedMap: {} as Record<string, boolean>,
 
     data: {
         pageTitle: '专注力练习',
@@ -73,6 +74,8 @@ createFocusPage({
         });
 
         this.initPageInfo(routeId, title);
+
+        this.loadFavoritedMap();
     },
 
     onCanvasReady(e: WechatMiniprogram.CustomEvent) {
@@ -121,7 +124,9 @@ createFocusPage({
             selectedTypeId: id,
             functionId: id,
             pageTitle: title,
-            isPreviewFavorite: false,
+            isPreviewFavorite: !!this._favoritedMap[
+                getPublishMetaByFocusState(id, id, mode)?.id || id
+            ],
             showActions: !!typeConfig.actions,
             currentActions: typeConfig.actions || [],
             actionsTitle: typeConfig.actionsTitle || '选择模式',
@@ -158,7 +163,7 @@ createFocusPage({
         this.setData({
             currentMode: value,
             pageTitle: title,
-            isPreviewFavorite: false,
+            isPreviewFavorite: !!this._favoritedMap[this.getWorksheetStatsIdFor(value)],
         });
 
         this.initPageInfo(this.data.functionId, title);
@@ -202,9 +207,14 @@ createFocusPage({
     async onPreviewFavorite() {
         const next = !this.data.isPreviewFavorite;
         this.setData({ isPreviewFavorite: next });
-        if (next) {
-            const id = this.getWorksheetStatsId();
-            if (id) incrementWorksheetLikes(id);
+        const id = this.getWorksheetStatsId();
+        if (id) {
+            this._favoritedMap[id] = next;
+            if (next) {
+                addFavorite(id);
+            } else {
+                removeFavorite(id);
+            }
         }
         wx.showToast({
             title: next ? '收藏成功' : '已取消收藏',
@@ -221,6 +231,24 @@ createFocusPage({
         return meta?.id || this.data.functionId;
     },
 
+    getWorksheetStatsIdFor(mode: string): string {
+        const meta = getPublishMetaByFocusState(
+            this.data.functionId,
+            this.data.selectedTypeId,
+            mode,
+        );
+        return meta?.id || this.data.functionId;
+    },
+
+    async loadFavoritedMap() {
+        const ids = FOCUS_WORKSHEET_DEFINITIONS.map((d) => d.id);
+        this._favoritedMap = await batchCheckFavorited(ids);
+        const currentId = this.getWorksheetStatsId();
+        if (this._favoritedMap[currentId]) {
+            this.setData({ isPreviewFavorite: true });
+        }
+    },
+
     getPublishMeta(): DebugPublishMeta {
         const meta = getPublishMetaByFocusState(
             this.data.functionId,