支持普通链接二维码进入绑定页

banban-mini/src/pages/bind/index.tsx

@@ -26,6 +26,50 @@ const SESSION_STATUS_COMPLETED = 2
 const SESSION_STATUS_EXPIRED = 3
 const SESSION_STATUS_FAILED = 4
 const SESSION_STATUS_CANCELLED = 5
+const BIND_PAGE_URL = '/pages/bind/index'
+
+function safeDecodeURIComponent(value: string): string {
+  try {
+    return decodeURIComponent(value)
+  } catch (error) {
+    console.log('[bind] decode uri component failed:', error)
+    return value
+  }
+}
+
+function decodeQueryComponent(value: string): string {
+  return safeDecodeURIComponent(value.replace(/\+/g, ' '))
+}
+
+function decodeLaunchQrValue(value: string): string {
+  let decoded = String(value || '').trim()
+  for (let index = 0; index < 2; index += 1) {
+    const nextDecoded = safeDecodeURIComponent(decoded).trim()
+    if (nextDecoded === decoded) break
+    decoded = nextDecoded
+  }
+  return decoded
+}
+
+function getRouteParam(params: Record<string, unknown> | undefined, key: string): string {
+  const value = params?.[key]
+  if (Array.isArray(value)) return String(value[0] || '').trim()
+  return String(value || '').trim()
+}
+
+function buildPageUrl(pagePath: string, params: Record<string, unknown> | undefined): string {
+  const query = Object.entries(params || {})
+    .filter(([key, value]) => key && value !== undefined && value !== null && value !== '')
+    .map(([key, value]) => `${encodeURIComponent(key)}=${encodeURIComponent(String(value))}`)
+    .join('&')
+
+  return query ? `${pagePath}?${query}` : pagePath
+}
+
+function getLaunchQrPayload(params: Record<string, unknown> | undefined): string {
+  const qParam = getRouteParam(params, 'q')
+  return qParam ? decodeLaunchQrValue(qParam) : ''
+}
 
 function normalizeExpiresAt(expiresAt: string): string {
   let normalized = String(expiresAt || '').trim()
@@ -71,7 +115,7 @@ function parseBindingPayload(rawValue: string): { deviceId: string; serialNumber
     const pairMap = queryPart.split('&').reduce<Record<string, string>>((result, item) => {
       const [key, ...restValue] = item.split('=')
       if (!key) return result
-      result[decodeURIComponent(key)] = decodeURIComponent(restValue.join('=') || '')
+      result[decodeQueryComponent(key)] = decodeQueryComponent(restValue.join('=') || '')
       return result
     }, {})
     const deviceId = pairMap.device_id || pairMap.deviceId || ''
@@ -128,6 +172,7 @@ export default function Bind() {
   const [remainingBindSeconds, setRemainingBindSeconds] = useState(0)
   const pollingRef = useRef<ReturnType<typeof setTimeout> | null>(null)
   const countdownRef = useRef<ReturnType<typeof setInterval> | null>(null)
+  const appliedLaunchQrRef = useRef('')
 
   useDidShow(() => {
     void loadPageData()
@@ -200,6 +245,27 @@ export default function Bind() {
     setRemainingBindSeconds(0)
   }
 
+  const applyLaunchQrPayload = () => {
+    if (isAssignMode) return false
+
+    const launchPayload = getLaunchQrPayload(router.params)
+    if (!launchPayload || appliedLaunchQrRef.current === launchPayload) return false
+
+    appliedLaunchQrRef.current = launchPayload
+    const parsed = parseBindingPayload(launchPayload)
+    if (!parsed.deviceId && !parsed.serialNumber) return false
+
+    resetBindSessionState()
+    if (parsed.deviceId) setDeviceId(parsed.deviceId)
+    if (parsed.serialNumber) setSerialNumber(parsed.serialNumber)
+    setBindHint(
+      parsed.serialNumber
+        ? '已读取设备二维码信息，请选择儿童后发送绑卡指令'
+        : '已读取设备号，请补充设备序列号'
+    )
+    return true
+  }
+
   const resetExpiredBindSession = (showToast = true) => {
     stopPolling()
     stopCountdown()
@@ -300,6 +366,7 @@ export default function Bind() {
 
   const loadPageData = async () => {
     if (!getToken()) {
+      Taro.setStorageSync('postLoginRedirect', buildPageUrl(BIND_PAGE_URL, router.params))
       Taro.reLaunch({ url: '/pages/login/index' })
       return
     }
@@ -317,6 +384,7 @@ export default function Bind() {
         setDeviceId(activeBinding.device_id)
       } else {
         setPendingDeviceId(null)
+        applyLaunchQrPayload()
       }
     } catch (error: any) {
       console.error('[bind] load failed:', error)