update at 2026-02-10 14:10:20

miniprogram/utils/mp/render-api.js

@@ -1,4 +1,5 @@
 const { request } = require('./wx-promisify')
+const { ensureRouteReady, checkRouteOnFailure } = require('./route-manager')
 
 function buildApiUrl() {
   const app = getApp()
@@ -47,41 +48,50 @@ function decodeArrayBuffer(buffer) {
 
 async function renderSvgByApi(payload) {
   const app = getApp()
+  await ensureRouteReady(app)
   const timeout = app && app.globalData && app.globalData.apiTimeoutMs
     ? Number(app.globalData.apiTimeoutMs)
     : 30000
 
-  const response = await request({
-    url: buildApiUrl(),
-    method: 'POST',
-    timeout,
-    header: {
-      'content-type': 'application/json',
-    },
-    data: {
-      fontId: payload.fontId,
-      text: payload.text,
-      fontSize: payload.fontSize,
-      fillColor: payload.fillColor,
-      letterSpacing: payload.letterSpacing,
-      maxCharsPerLine: payload.maxCharsPerLine,
-    },
-  })
+  try {
+    const response = await request({
+      url: buildApiUrl(),
+      method: 'POST',
+      timeout,
+      header: {
+        'content-type': 'application/json',
+      },
+      data: {
+        fontId: payload.fontId,
+        text: payload.text,
+        fontSize: payload.fontSize,
+        fillColor: payload.fillColor,
+        letterSpacing: payload.letterSpacing,
+        maxCharsPerLine: payload.maxCharsPerLine,
+      },
+    })
 
-  if (!response || response.statusCode < 200 || response.statusCode >= 300) {
-    throw new Error(`渲染服务请求失败，状态码: ${response && response.statusCode}`)
+    if (!response || response.statusCode < 200 || response.statusCode >= 300) {
+      throw new Error(`渲染服务请求失败，状态码: ${response && response.statusCode}`)
+    }
+
+    const body = response.data || {}
+    if (!body.ok) {
+      throw new Error(body.error || '渲染服务返回错误')
+    }
+
+    return normalizeResult(body.data)
+  } catch (error) {
+    await checkRouteOnFailure(app).catch((routeError) => {
+      console.warn('SVG 渲染失败后的路由检查失败:', routeError)
+    })
+    throw error
   }
-
-  const body = response.data || {}
-  if (!body.ok) {
-    throw new Error(body.error || '渲染服务返回错误')
-  }
-
-  return normalizeResult(body.data)
 }
 
 async function renderPngByApi(payload) {
   const app = getApp()
+  await ensureRouteReady(app)
   const timeout = app && app.globalData && app.globalData.apiTimeoutMs
     ? Number(app.globalData.apiTimeoutMs)
     : 30000
@@ -93,39 +103,46 @@ async function renderPngByApi(payload) {
       : `${baseApiUrl.replace(/\/$/, '')}/render-png`
   )
 
-  const response = await request({
-    url: apiUrl,
-    method: 'POST',
-    timeout,
-    responseType: 'arraybuffer',
-    header: {
-      'content-type': 'application/json',
-      accept: 'image/png',
-    },
-    data: {
-      fontId: payload.fontId,
-      text: payload.text,
-      fontSize: payload.fontSize,
-      fillColor: payload.fillColor,
-      letterSpacing: payload.letterSpacing,
-      maxCharsPerLine: payload.maxCharsPerLine,
-    },
-  })
+  try {
+    const response = await request({
+      url: apiUrl,
+      method: 'POST',
+      timeout,
+      responseType: 'arraybuffer',
+      header: {
+        'content-type': 'application/json',
+        accept: 'image/png',
+      },
+      data: {
+        fontId: payload.fontId,
+        text: payload.text,
+        fontSize: payload.fontSize,
+        fillColor: payload.fillColor,
+        letterSpacing: payload.letterSpacing,
+        maxCharsPerLine: payload.maxCharsPerLine,
+      },
+    })
 
-  if (!response || response.statusCode !== 200) {
-    let message = `PNG 渲染服务请求失败，状态码: ${response && response.statusCode}`
-    const maybeText = decodeArrayBuffer(response && response.data)
-    if (maybeText && maybeText.includes('error')) {
-      message = maybeText
+    if (!response || response.statusCode !== 200) {
+      let message = `PNG 渲染服务请求失败，状态码: ${response && response.statusCode}`
+      const maybeText = decodeArrayBuffer(response && response.data)
+      if (maybeText && maybeText.includes('error')) {
+        message = maybeText
+      }
+      throw new Error(message)
     }
-    throw new Error(message)
-  }
 
-  if (!(response.data instanceof ArrayBuffer)) {
-    throw new Error('PNG 渲染服务返回格式无效')
-  }
+    if (!(response.data instanceof ArrayBuffer)) {
+      throw new Error('PNG 渲染服务返回格式无效')
+    }
 
-  return response.data
+    return response.data
+  } catch (error) {
+    await checkRouteOnFailure(app).catch((routeError) => {
+      console.warn('PNG 渲染失败后的路由检查失败:', routeError)
+    })
+    throw error
+  }
 }
 
 module.exports = {