feat:开发分类页内容管理

2026-04-29 18:17:48 +08:00
parent 2cb9ec55d6
commit fa39938e5a
12 changed files with 853 additions and 0 deletions
@@ -0,0 +1,131 @@
+const cloud = require('wx-server-sdk');
+
+cloud.init({ env: cloud.DYNAMIC_CURRENT_ENV });
+
+const CONFIG_PATH = 'content/page-config.json';
+
+const DIFFICULTY_LABELS = {
+    1: '入门',
+    2: '基础',
+    3: '进阶',
+    4: '挑战',
+};
+
+function ageBand(min, max) {
+    return `${min}-${max}岁`;
+}
+
+function toDisplayItem(ws) {
+    return {
+        id: ws._id,
+        title: ws.title || '',
+        subtitle: ws.subtitle || '',
+        previewImg: ws.previewImg || '',
+        ageBand: ageBand(ws.ageMin || 0, ws.ageMax || 0),
+        ageMin: ws.ageMin || 0,
+        ageMax: ws.ageMax || 0,
+        difficulty: ws.difficulty || 2,
+        difficultyLabel: DIFFICULTY_LABELS[ws.difficulty] || '基础',
+        path: ws.path || '',
+        available: true,
+        likes: ws.likes || 0,
+        downloads: ws.downloads || 0,
+        date: ws.updatedAt
+            ? new Date(ws.updatedAt).toISOString().slice(0, 10)
+            : new Date().toISOString().slice(0, 10),
+    };
+}
+
+async function readCurrentConfig() {
+    try {
+        const res = await cloud.downloadFile({ fileID: CONFIG_PATH });
+        return JSON.parse(res.fileContent.toString('utf-8'));
+    } catch {
+        return { home: null, category: null, age: null, version: 0 };
+    }
+}
+
+async function buildCategoryData(db) {
+    // Get all categories
+    const { data: categories } = await db
+        .collection('categories')
+        .orderBy('sortOrder', 'asc')
+        .get();
+
+    // Get all active worksheets
+    const { data: worksheets } = await db
+        .collection('worksheets')
+        .where({ status: 'active' })
+        .orderBy('sortOrder', 'asc')
+        .orderBy('updatedAt', 'desc')
+        .limit(100)
+        .get();
+
+    // Group by category
+    const grouped = {};
+    for (const ws of worksheets) {
+        const cat = ws.category || 'unknown';
+        if (!grouped[cat]) grouped[cat] = [];
+        grouped[cat].push(toDisplayItem(ws));
+    }
+
+    const categoryData = {
+        searchPlaceholder: '搜索练习纸...',
+        categories: categories.map((cat) => ({
+            id: cat._id,
+            name: cat.name || '',
+            icon: cat.icon || '',
+            items: grouped[cat._id] || [],
+        })),
+    };
+
+    const stats = {};
+    for (const cat of categoryData.categories) {
+        stats[cat.id] = cat.items.length;
+    }
+
+    return { categoryData, stats };
+}
+
+exports.main = async (event) => {
+    try {
+        const db = cloud.database();
+        const page = String(event.page || '').trim();
+
+        if (page !== 'category') {
+            throw new Error('当前仅支持 page=category');
+        }
+
+        const { categoryData, stats } = await buildCategoryData(db);
+
+        // Read current config, merge, bump version
+        const config = await readCurrentConfig();
+        config.category = categoryData;
+        config.version = (config.version || 0) + 1;
+        config.updatedAt = new Date().toISOString();
+
+        // Upload to cloud storage
+        const buffer = Buffer.from(JSON.stringify(config), 'utf-8');
+        await cloud.uploadFile({
+            cloudPath: CONFIG_PATH,
+            fileContent: buffer,
+        });
+
+        return {
+            success: true,
+            data: {
+                version: config.version,
+                updatedAt: config.updatedAt,
+                stats,
+            },
+        };
+    } catch (error) {
+        return {
+            success: false,
+            message:
+                error instanceof Error
+                    ? error.message
+                    : '生成分类页数据失败',
+        };
+    }
+};
@@ -0,0 +1,8 @@
+{
+    "name": "page-content-build",
+    "version": "1.0.0",
+    "main": "index.js",
+    "dependencies": {
+        "wx-server-sdk": "^3.0.4"
+    }
+}
@@ -0,0 +1,62 @@
+const cloud = require('wx-server-sdk');
+
+cloud.init({ env: cloud.DYNAMIC_CURRENT_ENV });
+
+const VALID_STATUS = new Set(['draft', 'active', 'hidden']);
+
+exports.main = async (event) => {
+    try {
+        const db = cloud.database();
+        const _ = db.command;
+        const collection = db.collection('worksheets');
+
+        const category = String(event.category || '').trim();
+        const status = String(event.status || '').trim();
+
+        // Build query condition
+        const where = {};
+        if (category) where.category = category;
+        if (status && VALID_STATUS.has(status)) where.status = status;
+
+        // Query worksheets (cloud DB limit is 100 per call)
+        const { data } = await collection
+            .where(where)
+            .orderBy('sortOrder', 'asc')
+            .orderBy('updatedAt', 'desc')
+            .limit(100)
+            .get();
+
+        // Compute stats for the category (all statuses)
+        let allData = data;
+        if (status) {
+            // If filtered by status, need a separate query for stats
+            const statsWhere = {};
+            if (category) statsWhere.category = category;
+            const { data: allItems } = await collection
+                .where(statsWhere)
+                .limit(100)
+                .get();
+            allData = allItems;
+        }
+
+        const stats = { total: 0, draft: 0, active: 0, hidden: 0 };
+        for (const item of allData) {
+            stats.total++;
+            if (item.status === 'draft') stats.draft++;
+            else if (item.status === 'active') stats.active++;
+            else if (item.status === 'hidden') stats.hidden++;
+        }
+
+        return {
+            success: true,
+            data,
+            stats,
+        };
+    } catch (error) {
+        return {
+            success: false,
+            message:
+                error instanceof Error ? error.message : '查询 worksheet 失败',
+        };
+    }
+};
@@ -0,0 +1,8 @@
+{
+    "name": "worksheets-query",
+    "version": "1.0.0",
+    "main": "index.js",
+    "dependencies": {
+        "wx-server-sdk": "^3.0.4"
+    }
+}
@@ -0,0 +1,43 @@
+const cloud = require('wx-server-sdk');
+
+cloud.init({ env: cloud.DYNAMIC_CURRENT_ENV });
+
+const VALID_STATUS = new Set(['draft', 'active', 'hidden']);
+
+exports.main = async (event) => {
+    try {
+        const db = cloud.database();
+        const collection = db.collection('worksheets');
+
+        const id = String(event.id || '').trim();
+        const status = String(event.status || '').trim();
+
+        if (!id) throw new Error('worksheet id 不能为空');
+        if (!VALID_STATUS.has(status)) throw new Error('状态不合法');
+
+        // Check worksheet exists
+        try {
+            await collection.doc(id).get();
+        } catch {
+            throw new Error('worksheet 不存在');
+        }
+
+        await collection.doc(id).update({
+            data: {
+                status,
+                updatedAt: db.serverDate(),
+            },
+        });
+
+        return {
+            success: true,
+            data: { _id: id, status },
+        };
+    } catch (error) {
+        return {
+            success: false,
+            message:
+                error instanceof Error ? error.message : '更新状态失败',
+        };
+    }
+};
@@ -0,0 +1,8 @@
+{
+    "name": "worksheets-update-status",
+    "version": "1.0.0",
+    "main": "index.js",
+    "dependencies": {
+        "wx-server-sdk": "^3.0.4"
+    }
+}