47 lines
1.8 KiB
JavaScript
47 lines
1.8 KiB
JavaScript
// 云函数 sendReminder — 每日定时给「今天还没遛」的主人发订阅提醒（云调用）
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// 依赖：① 公众平台创建订阅消息模板，把 ID 填到下方 TEMPLATE_ID（与前端 utils/config.js 一致）
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// ② 定时触发器（见 cloudbaserc.json 的 triggers / 或控制台配置）
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// ③ 用户在成果卡点「完成」时已 requestSubscribeMessage 授权（一次授权=一次可发）
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const cloud = require('wx-server-sdk');
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cloud.init({ env: cloud.DYNAMIC_CURRENT_ENV });
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const db = cloud.database();
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const _ = db.command;
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const TEMPLATE_ID = ''; // TODO: 填入订阅消息模板 ID
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function todayStr(tz = 8) {
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const d = new Date(Date.now() + tz * 3600 * 1000);
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const p = (n) => String(n).padStart(2, '0');
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return `${d.getUTCFullYear()}-${p(d.getUTCMonth() + 1)}-${p(d.getUTCDate())}`;
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}
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exports.main = async () => {
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if (!TEMPLATE_ID) return { ok: true, skipped: true, msg: '未配置 TEMPLATE_ID，跳过' };
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const today = todayStr();
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// 今天 lastWalkDate 不是今天的狗 → 其主人需要提醒
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const dogs = await db.collection('dogs')
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.where({ 'stats.lastWalkDate': _.neq(today) })
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.field({ _openid: true })
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.get();
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const owners = [...new Set(dogs.data.map((d) => d._openid))];
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let sent = 0;
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let failed = 0;
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for (const openid of owners) {
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try {
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await cloud.openapi.subscribeMessage.send({
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touser: openid,
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templateId: TEMPLATE_ID,
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page: 'pages/home/home',
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// data 字段需与实际模板字段一一对应，下面为占位示例
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data: { thing1: { value: '该带狗狗出门遛一圈啦' } },
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});
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sent++;
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} catch (e) {
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failed++; // 多为「无有效订阅授权」，属正常
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}
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}
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return { ok: true, sent, failed, owners: owners.length };
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};
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