fix(微信订阅): 字段名按微信真实模板校准,不再靠猜编号;phrase 只截断不补齐
This commit is contained in:
@@ -67,14 +67,24 @@ export {
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TEMPLATES_ENV_KEY,
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type TemplateConf
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} from '~~/server/utils/wechatSubscribeTemplates'
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import {
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parseTemplateContent,
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resolveFieldsFromKeywords,
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type ResolveTemplateFieldsResult,
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type TemplateKeyword
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} from '~~/server/utils/wechatSubscribeRemote'
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const PROVIDER = 'wechat-mp'
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const TOKEN_URL = 'https://api.weixin.qq.com/cgi-bin/token'
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const SEND_URL = 'https://api.weixin.qq.com/cgi-bin/message/subscribe/send'
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/** 获取账号下已有的订阅消息模板(含**真实的关键词名**,用来校准我们的字段映射) */
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const TEMPLATE_LIST_URL = 'https://api.weixin.qq.com/wxaapi/newtmpl/gettemplate'
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/** 订阅消息落地的小程序页面(用户点开通知卡片跳到哪) */
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const NOTIFY_PAGE = 'pages/home/home'
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/** 提前 5 分钟作废 token,避免卡在边界上 */
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const TOKEN_SAFETY_MS = 5 * 60 * 1000
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/** 模板列表缓存 10 分钟:模板偶尔会变,但不能每次发送都去问微信 */
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const TEMPLATE_CACHE_MS = 10 * 60 * 1000
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// ---------------- 模板配置 ----------------
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@@ -215,6 +225,167 @@ export async function getMiniAccessToken(force = false): Promise<string | null>
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}
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}
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// ---------------- 用微信真实模板校准字段名 ----------------
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export type RemoteTemplateInfo = {
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id: string
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title: string
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content: string
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type: number | null
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keywords: TemplateKeyword[]
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}
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const remoteTemplateCache = new Map<
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string,
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{ at: number; info: RemoteTemplateInfo | null; error: string | null }
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>()
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/** 每个模板只唠叨一次「字段名被校准过」,避免日志刷屏 */
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const remoteNoticeOnce = new Set<string>()
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/**
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* 拿账号下已有的模板列表(**带真实关键词名**),按模板 ID 找出来。
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*
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* 这是唯一能知道「微信给这个模板的关键词编成了 thing1 还是 thing2」的途径 ——
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* 后台创建模板时编号是微信自动打的,靠猜必然出错,错了就是整条 47003。
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*
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* 失败一律返回 `null` 并**不影响发送**(调用方会退回配置里的字段名)。
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*/
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export async function getRemoteTemplate(
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templateId: string,
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opts: { force?: boolean } = {}
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): Promise<{ info: RemoteTemplateInfo | null; error: string | null }> {
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if (!templateId) return { info: null, error: 'no-template-id' }
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const cached = remoteTemplateCache.get(templateId)
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if (!opts.force && cached && Date.now() - cached.at < TEMPLATE_CACHE_MS) {
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return { info: cached.info, error: cached.error }
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}
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const token = await getMiniAccessToken(opts.force)
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if (!token) return { info: null, error: 'no-access-token' }
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let error: string | null = null
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try {
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let res: any = await $fetch(TEMPLATE_LIST_URL, {
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query: { access_token: token },
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timeout: 8000,
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responseType: 'json'
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})
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if (typeof res === 'string') {
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try {
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res = JSON.parse(res)
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} catch {
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res = null
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}
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}
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if (!res || (res.errcode !== undefined && res.errcode !== 0)) {
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error = `获取模板列表失败:errcode=${res?.errcode} errmsg=${res?.errmsg}`
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console.error(`[WeChatSubscribe] ${error}`)
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remoteTemplateCache.set(templateId, { at: Date.now(), info: null, error })
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return { info: null, error }
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}
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const list: any[] = Array.isArray(res.data) ? res.data : []
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const hit = list.find((t) => String(t?.priTmplId) === String(templateId))
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if (!hit) {
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error =
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'这个模板 ID 不在账号的模板列表里(可能已删除,或属于另一个小程序)—— ' +
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`账号下现有 ${list.length} 个模板:${list.map((t) => `${t?.title}(${t?.priTmplId})`).join('、') || '无'}`
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console.error(`[WeChatSubscribe] ${error}`)
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remoteTemplateCache.set(templateId, { at: Date.now(), info: null, error })
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return { info: null, error }
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}
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const info: RemoteTemplateInfo = {
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id: String(hit.priTmplId),
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title: String(hit.title || ''),
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content: String(hit.content || ''),
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type: typeof hit.type === 'number' ? hit.type : null,
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keywords: parseTemplateContent(String(hit.content || ''))
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}
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remoteTemplateCache.set(templateId, { at: Date.now(), info, error: null })
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return { info, error: null }
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} catch (err: any) {
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error = `获取模板列表异常:${err?.message}`
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console.error(`[WeChatSubscribe] ${error}`)
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remoteTemplateCache.set(templateId, { at: Date.now(), info: null, error })
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return { info: null, error }
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}
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}
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export type ResolvedTemplate = {
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/** 真正用来发消息的模板配置(字段名可能已被微信侧校准过) */
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conf: TemplateConf
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/** 校准过程与结论;null = 没走到联网校准(没模板 ID) */
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resolution:
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| (ResolveTemplateFieldsResult & {
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remoteError: string | null
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remoteTitle: string | null
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remoteContent: string | null
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remoteKeywords: TemplateKeyword[]
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})
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| null
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}
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/**
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* 把配置里的模板「校准」成微信侧真实的样子。
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*
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* 优先级:微信模板列表里反解出的真实关键词名 > 配置里的字段名。
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* 拿不到模板列表时**原样返回配置**(绝不因为校准失败而让通知停摆)。
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*/
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export async function resolveTemplate(
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conf: TemplateConf,
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opts: { forceRemote?: boolean } = {}
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): Promise<ResolvedTemplate> {
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if (!conf || !conf.id) {
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return {
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conf,
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resolution: null
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}
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}
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const { info, error } = await getRemoteTemplate(conf.id, { force: opts.forceRemote })
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if (!info) {
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return {
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conf,
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resolution: {
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fields: conf.fields || {},
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source: 'config',
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reason: `拿不到微信模板列表(${error || '未知原因'}),沿用配置里的字段名`,
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unresolvedVariables: [],
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invalidConfiguredCodes: [],
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remoteError: error,
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remoteTitle: null,
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remoteContent: null,
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remoteKeywords: []
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}
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}
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}
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const resolved = resolveFieldsFromKeywords(info.keywords, conf.fields)
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const effective: TemplateConf =
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resolved.source === 'wechat-api' ? { ...conf, fields: resolved.fields } : conf
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if (resolved.source === 'wechat-api') {
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const before = JSON.stringify(conf.fields || {})
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const after = JSON.stringify(resolved.fields)
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if (before !== after && !remoteNoticeOnce.has(conf.id)) {
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remoteNoticeOnce.add(conf.id)
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console.warn(
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`[WeChatSubscribe] 模板「${info.title || conf.title || conf.id}」的字段名已按微信真实模板校准:` +
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`${before} → ${after}(配置里的编号是猜的,微信自动分配的编号以这里为准)`
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)
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}
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}
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return {
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conf: effective,
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resolution: {
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...resolved,
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remoteError: null,
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remoteTitle: info.title || null,
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remoteContent: info.content || null,
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remoteKeywords: info.keywords
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}
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}
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}
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// ---------------- 用户侧查询 ----------------
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/** 取用户的小程序 openid(没绑微信就是 null) */
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@@ -444,6 +615,8 @@ export type SendOutcome = {
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emptyFields?: Array<{ field: string; variable: string }>
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/** 本次真的调用微信了吗(empty-field / dryRun 等预检不通过时为 false,不消耗额度) */
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attempted: boolean
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/** 本次的字段名来自哪里:`config`=配置里写的,`wechat-api`=按微信真实模板校准出来的 */
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fieldsResolved?: 'config' | 'wechat-api'
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}
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type SendOptions = {
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@@ -453,6 +626,8 @@ type SendOptions = {
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dryRun?: boolean
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/** 日志前缀里的来源标记(例如 'test-subscribe' / 'diagnose') */
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source?: string
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/** 强制刷新微信侧模板列表缓存(改了模板后自测用) */
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forceRemote?: boolean
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}
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function logOutcome(o: SendOutcome, source?: string) {
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@@ -479,6 +654,8 @@ export async function sendWechatSubscribe(
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vars: Record<string, unknown>,
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opts: SendOptions = {}
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): Promise<SendOutcome> {
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/** 本次到底是用配置里的字段名,还是用微信真实模板校准出来的(进日志/返回值,方便排查) */
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let fieldsFromWechat = false
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const base = (
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partial: Partial<SendOutcome> & { stage: SendStage; reason: string; detail: string }
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): SendOutcome => {
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@@ -487,6 +664,7 @@ export async function sendWechatSubscribe(
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kind,
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userId,
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attempted: false,
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fieldsResolved: fieldsFromWechat ? 'wechat-api' : 'config',
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...partial
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}
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logOutcome(outcome, opts.source)
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@@ -494,8 +672,8 @@ export async function sendWechatSubscribe(
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}
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try {
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const conf = getSubscribeTemplates()[kind]
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if (!conf || !conf.id) {
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const configured = getSubscribeTemplates()[kind]
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if (!configured || !configured.id) {
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return base({
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stage: 'no-template',
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reason: 'no-template',
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@@ -503,6 +681,13 @@ export async function sendWechatSubscribe(
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})
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}
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// 用微信真实模板校准字段名(后台给关键词自动编号,猜的编号会整条 47003)。
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// 校准失败不影响发送:resolveTemplate 会原样退回配置。
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const { conf, resolution } = await resolveTemplate(configured, {
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forceRemote: opts.forceRemote
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})
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fieldsFromWechat = resolution?.source === 'wechat-api'
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const notif = await getNotificationEnabled(userId)
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if (!notif.enabled) {
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return base({
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@@ -562,7 +747,8 @@ export async function sendWechatSubscribe(
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detail:
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`dryRun:没有真的发送(预检通过、字段都有值;本地记账显示大约还剩 ${remaining} 条,` +
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'但这个数字仅供参考,真正有没有额度要看微信回的 errcode)',
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attempted: false
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attempted: false,
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fieldsResolved: fieldsFromWechat ? 'wechat-api' : 'config'
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}
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console.log(
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`[WeChatSubscribe]${opts.source ? `[${opts.source}]` : ''} ${kind} → user ${userId} dry-run 通过,预览 data=${JSON.stringify(data)}`
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@@ -596,7 +782,8 @@ export async function sendWechatSubscribe(
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detail: '微信已受理,消息会出现在用户的「服务通知」里',
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errcode: 0,
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errmsg: raw?.errmsg ?? null,
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attempted: true
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attempted: true,
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fieldsResolved: fieldsFromWechat ? 'wechat-api' : 'config'
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}
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logOutcome(outcome, opts.source)
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return outcome
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@@ -619,8 +806,24 @@ export async function sendWechatSubscribe(
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} else if (errcode === 47003) {
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stage = 'rejected-bad-field'
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reason = 'bad-field'
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/*
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* 47003 是最难查的一个:微信只点名一个字段,但真正不合规的可能在别处。
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* 我们能提供的确定性信息有两个 —— 这次用的是配置里的字段名还是微信真实模板
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* 校准过的,以及校准结论。都写进 detail,省得下次还要猜。
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*/
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const hint = resolution
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? resolution.source === 'wechat-api'
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? `本次字段名是【按微信真实模板校准】的(${resolution.reason}),所以问题更可能在字段值本身:`
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: `本次字段名是【沿用配置】的(${resolution.reason}),很可能是配置里的编号和微信模板不一致:`
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: '本次字段名是【沿用配置】的:'
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detail =
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'微信回 47003:模板字段名或字段值不合规。去公众平台核对模板字段名是否和 fields 映射一致(也可能是某个字段超长/为空)'
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`微信回 47003:模板字段名或字段值不合规。${hint}` +
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'用 /api/admin/wechat/diagnose 可以看到微信侧的真实关键词名。' +
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(resolution?.remoteKeywords?.length
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? ` 微信侧关键词:${resolution.remoteKeywords
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.map((k) => `${k.code}${k.label ? `(${k.label})` : ''}`)
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.join('、')}`
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: '')
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}
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const outcome: SendOutcome = {
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ok: false,
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@@ -632,7 +835,8 @@ export async function sendWechatSubscribe(
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detail,
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errcode,
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errmsg: raw?.errmsg ?? null,
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attempted: true
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attempted: true,
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fieldsResolved: fieldsFromWechat ? 'wechat-api' : 'config'
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}
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logOutcome(outcome, opts.source)
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return outcome
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@@ -759,8 +963,24 @@ export type TemplateStatus = {
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kind: string
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title: string
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templateId: string
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/** 字段名 → 变量名 */
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/** 实际用来发消息的字段名 → 变量名(可能已按微信真实模板校准过) */
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fields: Record<string, string>
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/** 配置里(代码/环境变量)写的字段名,用来和微信侧对比 */
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configuredFields: Record<string, string>
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/** `config`=用的是配置里的字段名;`wechat-api`=已按微信真实模板校准 */
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fieldSource: 'config' | 'wechat-api'
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/** 这次字段名是怎么定的(人话) */
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fieldReason: string
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/** 配置里有、但微信模板里根本没有的关键词名(有值就一定会 47003) */
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invalidConfiguredCodes: string[]
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/** 微信侧真实的关键词表(拿不到时为 null) */
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remoteKeywords: Array<{ code: string; type: string; label: string }> | null
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/** 微信侧的模板原文(能看到真实的关键词与顺序) */
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remoteContent: string | null
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/** 微信侧的模板标题(和本地配置的标题不一致时,说明配置指向了别的模板) */
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remoteTitle: string | null
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/** 拿微信模板列表失败的原因(null = 成功) */
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remoteError: string | null
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/** 这些字段映射到的变量,调用方有没有给(给了模板里也没用时是另一回事) */
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fieldsWithSample: Array<{ field: string; variable: string; sampleValue: string }>
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/** 本地记账:用户点过几次授权、成功发过几条、被拒过几次 */
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@@ -832,7 +1052,7 @@ export function sampleDataFor(conf: TemplateConf): Record<string, { value: strin
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*/
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export async function inspectWechatSubscribe(
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userId: number,
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opts: { username?: string | null } = {}
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opts: { username?: string | null; forceRemote?: boolean } = {}
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): Promise<SubscribeInspection> {
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const report = getTemplatesReport()
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const templates = report.templates
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@@ -847,17 +1067,22 @@ export async function inspectWechatSubscribe(
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kinds.map((k) => templates[k].id)
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)
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const templateStatuses: TemplateStatus[] = kinds.map((kind) => {
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const conf = templates[kind]
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const templateStatuses: TemplateStatus[] = []
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for (const kind of kinds) {
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const configured = templates[kind]
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const { conf, resolution } = await resolveTemplate(configured, {
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forceRemote: opts.forceRemote
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})
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const grant = grantMap.get(conf.id)
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const grantedCount = grant?.grantedCount ?? 0
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const sentCount = grant?.sentCount ?? 0
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const blockedCount = grant?.blockedCount ?? 0
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const remainingApprox = Math.max(0, grantedCount - sentCount)
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const sampleData = sampleDataFor(conf)
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const fieldsWithSample = Object.keys(conf.fields || {}).map((field) => ({
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field,
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variable: conf.fields[field],
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sampleValue: String(sampleDataFor(conf)[field]?.value ?? '')
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sampleValue: String(sampleData[field]?.value ?? '')
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}))
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let verdict: string
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@@ -875,11 +1100,25 @@ export async function inspectWechatSubscribe(
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else
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verdict = `本地记账显示还有约 ${remainingApprox} 条额度(我们自己的计数,不是微信侧的余额)`
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return {
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templateStatuses.push({
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kind,
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title: conf.title || kind,
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templateId: conf.id,
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fields: conf.fields || {},
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configuredFields: configured.fields || {},
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fieldSource: resolution?.source === 'wechat-api' ? 'wechat-api' : 'config',
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fieldReason: resolution?.reason || '没有模板 ID,无法校准',
|
||||
invalidConfiguredCodes: resolution?.invalidConfiguredCodes || [],
|
||||
remoteKeywords: resolution?.remoteKeywords?.length
|
||||
? resolution.remoteKeywords.map((k) => ({
|
||||
code: k.code,
|
||||
type: k.type,
|
||||
label: k.label
|
||||
}))
|
||||
: null,
|
||||
remoteContent: resolution?.remoteContent ?? null,
|
||||
remoteTitle: resolution?.remoteTitle ?? null,
|
||||
remoteError: resolution?.remoteError ?? null,
|
||||
fieldsWithSample,
|
||||
grantedCount,
|
||||
sentCount,
|
||||
@@ -891,8 +1130,8 @@ export async function inspectWechatSubscribe(
|
||||
lastErrorCode: grant?.lastErrorCode ?? null,
|
||||
lastErrorMessage: grant?.lastErrorMessage ?? null,
|
||||
verdict
|
||||
}
|
||||
})
|
||||
})
|
||||
}
|
||||
|
||||
const actions: string[] = []
|
||||
if (!report.envJsonValid) {
|
||||
@@ -927,9 +1166,28 @@ export async function inspectWechatSubscribe(
|
||||
)
|
||||
}
|
||||
templateStatuses.forEach((t) => {
|
||||
// 字段名是 47003 的头号嫌疑,体检里把它放在前面说清楚
|
||||
if (t.remoteError) {
|
||||
actions.push(
|
||||
`模板「${t.title}」拿不到微信侧的关键词列表(${t.remoteError}),本次只能沿用配置里的字段名` +
|
||||
(t.invalidConfiguredCodes.length
|
||||
? `;而配置里的 ${t.invalidConfiguredCodes.join('、')} 在微信模板里查不到,很可能就是 47003 的原因`
|
||||
: '')
|
||||
)
|
||||
} else if (t.fieldSource === 'wechat-api' && t.invalidConfiguredCodes.length) {
|
||||
actions.push(
|
||||
`模板「${t.title}」配置里的字段名 ${t.invalidConfiguredCodes.join('、')} 在微信模板里不存在;` +
|
||||
`服务端已自动改用微信真实的关键词(${Object.entries(t.fields)
|
||||
.map(([code, v]) => `${code}=${v}`)
|
||||
.join(',')})。建议把这些编号写回 BUILTIN_TEMPLATES 或环境变量,省掉每次的校准请求`
|
||||
)
|
||||
}
|
||||
if (t.lastErrorCode === 47003) {
|
||||
actions.push(
|
||||
`模板「${t.title}」上次被微信以 47003 拒绝:核对公众平台的字段名是否与 fields 映射一致`
|
||||
`模板「${t.title}」上次被微信以 47003 拒绝:` +
|
||||
(t.fieldSource === 'wechat-api'
|
||||
? '字段名已按微信真实模板校准,问题更可能在**字段值**(为空/超长/类型不符)'
|
||||
: '字段名还是配置里写的,看上面 remoteKeywords 与配置的差异')
|
||||
)
|
||||
}
|
||||
if (t.lastErrorCode === 43101) {
|
||||
|
||||
Reference in New Issue
Block a user