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chengkong-huakaiwuye/huakai-app/pageSubPack/api/appLaunch.js
2026-07-28 16:04:50 +08:00

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JavaScript
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/**
* App 跳转参数处理
* 花开物业 App 通过 launchMiniProgram 的 extraData 传入支付参数和登录凭证,
* 小程序通过 referrerInfo.extraData 接收(查询字符串格式)。
*
* extraData 示例:
* payAmount=10&acct=xxx&custId=xxx&token=xxx&userId=xxx&sign=xxx&...
*/
const STORAGE_KEY = 'app_launch_payment_data'
const APP_QUERY_KEY = 'app_query_params'
/**
* 解析查询字符串为对象
*/
function parseQueryString(str) {
if (!str || typeof str !== 'string') return null
const params = {}
str.split('&').forEach(item => {
const idx = item.indexOf('=')
if (idx === -1) return
const key = item.substring(0, idx)
const val = item.substring(idx + 1)
params[key] = decodeURIComponent(val || '')
})
return params
}
/**
* 从启动参数中获取 App 传入的全部数据(支付参数 + token + userId)
*/
export function captureAppLaunchData(onShowOptions) {
let data = null
let queryData = null
const tryGetData = (options, label) => {
if (!options) return null
console.log(label, JSON.stringify(options))
// 保存 path query 参数(供接口调用)
if (options.query && Object.keys(options.query).length > 0) {
queryData = options.query
console.log(label + ' path query 参数:', JSON.stringify(queryData))
}
// 优先从 query 获取
if (options.query && Object.keys(options.query).length > 0) {
return options.query
}
// referrerInfo.extraData:可能是对象也可能是查询字符串
const extraData = options?.referrerInfo?.extraData
if (extraData) {
if (typeof extraData === 'string') {
console.log(label + ' extraData 是查询字符串,解析中...')
return parseQueryString(extraData)
}
return extraData
}
return null
}
// 冷启动
try {
data = tryGetData(wx.getLaunchOptionsSync?.() || {}, '冷启动')
} catch (e) { console.error('getLaunchOptionsSync 失败:', e) }
// 热启动
if (!data) {
data = tryGetData(onShowOptions, '热启动')
}
if (data && (data.payAmount || data.acct || data.custId || data.billId)) {
// 恢复登录态
if (data.token) {
uni.setStorageSync('token', data.token)
console.log('已恢复 token')
}
if (data.userId) {
uni.setStorageSync('userId', data.userId)
console.log('已恢复 userId')
}
uni.setStorageSync(STORAGE_KEY, data)
console.log('已存储 App 支付数据:', JSON.stringify(data))
}
// 单独保存参数供接口使用(优先 queryData,fallback 到 data,即 extraData 来源)
const queryParams = queryData || data
if (queryParams) {
uni.setStorageSync(APP_QUERY_KEY, queryParams)
console.log('已存储 App 接口参数:', JSON.stringify(queryParams))
}
return data
}
/** 检查是否已登录(token 存在) */
export function isLoggedIn() {
return !!uni.getStorageSync('token')
}
/** 获取 App 传入的支付数据 */
export function getAppPaymentData() {
try { return uni.getStorageSync(STORAGE_KEY) || null } catch (e) { return null }
}
/** 获取 App 传入的 path query 参数(供接口调用) */
export function getAppQueryParams() {
try { return uni.getStorageSync(APP_QUERY_KEY) || null } catch (e) { return null }
}
/** 清除 */
export function clearAppPaymentData() {
uni.removeStorageSync(STORAGE_KEY)
}
/** 清除 path query 参数(在支付完成后调用) */
export function clearAppQueryParams() {
uni.removeStorageSync(APP_QUERY_KEY)
}
/** 组装 paymentItem */
export function buildPaymentItemFromApp(appData) {
if (!appData) return null
const amount = Number(appData.payAmount || appData.orderAmount || 0).toFixed(2)
const displayName = appData.goodName || appData.remark || appData.type || '缴费'
return { ...appData, type: displayName, rechargeAmount: amount }
}