diff --git a/README.md b/README.md
index 26a634f..28f55e4 100644
--- a/README.md
+++ b/README.md
@@ -1,11 +1,12 @@
react-native-uiwjs-alipay
===
-基于 React Native 的宝支付插件。
+基于 React Native 的宝支付插件。适用于商家在 App 应用中集成支付宝支付功能,商家 APP 调用支付宝提供的 SDK,SDK 再调用支付宝 APP 内的支付模块。如果用户已安装支付宝APP,商家APP会跳转到支付宝中完成支付,支付完后跳回到商家 APP 内,最后展示支付结果。如果用户没有安装支付宝 APP,商家 APP 内会调起支付宝网页支付收银台,用户登录支付宝账户,支付完后展示支付结果。
1. Android:支持2.3及以上的系统版本运行
2. iOS:iOS 6.0以上(包含iOS 6.0)
3. 支持手机系统:iOS(苹果)、Android(安卓)
+4. 调试请注意 支付宝接入应用必须 `已审核通过`
## Getting started
@@ -19,15 +20,18 @@ $ react-native link react-native-uiwjs-alipay
## Usage
+> ⚠️ 注意支付成功返回结果是一个字符串,[返回内容](https://github.com/uiwjs/react-native-uiwjs-alipay/blob/96c86045a92b7668b51658c3e696d3cd0e5f2f9e/index.d.ts#L2-L82)
+> 支付宝需要设置 `Scheme`
+
```javascript
import Alipay from 'react-native-uiwjs-alipay';
// 设置 支付宝 URL Schemes
// scheme = `ap` + `APPID`
Alipay.setAlipayScheme(scheme);
-// 设置支付宝沙箱环境
+// 设置支付宝沙箱环境,仅 Android 支持
Alipay.setAlipaySandbox(isSandbox);
-// 支付宝 iOS 端的支付
+// 支付宝端支付
// payInfo 是后台拼接好的支付参数
Alipay.alipay(payInfo, (res)=>console.log(res))
```
@@ -35,17 +39,78 @@ Alipay.alipay(payInfo, (res)=>console.log(res))
订单详情 [`payInfo`](https://opendocs.alipay.com/open/204/105295#%E5%BF%AB%E6%8D%B7%E8%AE%A2%E5%8D%95%E6%94%AF%E4%BB%98%20iOS) 编码前的数据
```bash
-app_id=xxxxxxxxx&biz_content={"timeout_express":"30m","product_code":"QUICK_MSECURITY_PAY","total_amount":"0.01","subject":"1","body":"我是测试数据","out_trade_no":"IQJZSRC1YMQB5HU"}&charset=utf-8&format=json&method=alipay.trade.app.pay¬ify_url=http://domain.merchant.com/payment_notify&sign_type=RSA2×tamp=2016-08-25 20:26:31&version=1.0&sign=cYmuUnKi5QdBsoZEAbMXVMmRWjsuUj+y48A2DvWAVVBuYkiBj13CFDHu2vZQvmOfkjE0YqCUQE04kqm9Xg3tIX8tPeIGIFtsIyp/M45w1ZsDOiduBbduGfRo1XRsvAyVAv2hCrBLLrDI5Vi7uZZ77Lo5J0PpUUWwyQGt0M4cj8g=
+alipay_sdk=alipay-sdk-java-dynamicVersionNo&app_id=xxxxxxxxxxxxxxxx&biz_content={ "out_trade_no":"1111144444", "total_amount":"0.01", "subject":"12321313655555555", "product_code":"QUICK_MSECURITY_PAY" }&charset=UTF-8&format=json&method=alipay.trade.app.pay¬ify_url=http://ane.boshu.ltd/owner/pay/api/ownerPay/callback&return_url=http://domain.com/CallBack/return_url.jsp&sign=FP5fLb/l2LoijO7k0BrmEvWKfuG7oIbYA/4VVL9mI0/SWAEzt27Zp09LK2xsDKaW0oGJ38aGhtDxGIHqZDMvbhTooB6jeRH+2m1wM5hyDq1vbc8CzfL+OSfRoQ3RQ4j50gbO0oABOUvaSb/xK8Tzix7HfDpMfjtqhN+81fiET2Q19dxcOmu22GAWE4/ZPrbASsVfi1r/OXLdeDjkqdUTy9lOGJqg2bgTKy6BaYcelc/nEpuaF0mDXbHJX1vmra7vd8rhczy11rEVaHofMnPVZr3hucMuBH/fxOXQZuZcAmyaWr+NT8hVetxZaTgyhK9fqxjGcxPijc+pWWTwMxt4YA==&sign_type=RSA2×tamp=2020-07-08 17:07:36&version=1.0
```
订单详情 `payInfo` 编码的数据
-> 订单参数通过 `encodeURIComponent` 编码 和 `decodeURIComponent` 解码。
+> ⚠️ 后台 SDK 根据所有数据生成 `sign`,建议通过 API 拿到这个数据,拼接数据会报错。
+> ⚠️ `out_trade_no` 订单 id 和 `sign` 签名 是唯一的,每次不一样,需要后台生成。
```bash
-app_id=xxxxxxxxx&biz_content=%7B%22timeout_express%22%3A%2230m%22%2C%22product_code%22%3A%22QUICK_MSECURITY_PAY%22%2C%22total_amount%22%3A%220.01%22%2C%22subject%22%3A%221%22%2C%22body%22%3A%22%E6%88%91%E6%98%AF%E6%B5%8B%E8%AF%95%E6%95%B0%E6%8D%AE%22%2C%22out_trade_no%22%3A%22IQJZSRC1YMQB5HU%22%7D&charset=utf-8&format=json&method=alipay.trade.app.pay¬ify_url=http%3A%2F%2Fdomain.merchant.com%2Fpayment_notify&sign_type=RSA2×tamp=2016-08-25%2020%3A26%3A31&version=1.0&sign=cYmuUnKi5QdBsoZEAbMXVMmRWjsuUj%2By48A2DvWAVVBuYkiBj13CFDHu2vZQvmOfkjE0YqCUQE04kqm9Xg3tIX8tPeIGIFtsIyp%2FM45w1ZsDOiduBbduGfRo1XRsvAyVAv2hCrBLLrDI5Vi7uZZ77Lo5J0PpUUWwyQGt0M4cj8g%3D
+alipay_sdk=alipay-sdk-java-dynamicVersionNo&app_id=xxxxxxxxxxxxxxxx&biz_content=%7B+%22out_trade_no%22%3A%221111144444%22%2C+%22total_amount%22%3A%220.01%22%2C+%22subject%22%3A%2212321313655555555%22%2C+%22product_code%22%3A%22QUICK_MSECURITY_PAY%22+%7D&charset=UTF-8&format=json&method=alipay.trade.app.pay¬ify_url=http%3A%2F%2Fane.boshu.ltd%2Fowner%2Fpay%2Fapi%2FownerPay%2Fcallback&return_url=http%3A%2F%2Fdomain.com%2FCallBack%2Freturn_url.jsp&sign=FP5fLb%2Fl2LoijO7k0BrmEvWKfuG7oIbYA%2F4VVL9mI0%2FSWAEzt27Zp09LK2xsDKaW0oGJ38aGhtDxGIHqZDMvbhTooB6jeRH%2B2m1wM5hyDq1vbc8CzfL%2BOSfRoQ3RQ4j50gbO0oABOUvaSb%2FxK8Tzix7HfDpMfjtqhN%2B81fiET2Q19dxcOmu22GAWE4%2FZPrbASsVfi1r%2FOXLdeDjkqdUTy9lOGJqg2bgTKy6BaYcelc%2FnEpuaF0mDXbHJX1vmra7vd8rhczy11rEVaHofMnPVZr3hucMuBH%2FfxOXQZuZcAmyaWr%2BNT8hVetxZaTgyhK9fqxjGcxPijc%2BpWWTwMxt4YA%3D%3D&sign_type=RSA2×tamp=2020-07-08+17%3A07%3A36&version=1.0
```
+### 支付宝返回应用
+
+1. 在代码中设置支付宝 `URL Schemes`,下面实例为 `ap2021001172656340` 为定义的 `scheme`
+
+```js
+// scheme = `ap` + `APPID`
+Alipay.setAlipayScheme('ap2021001172656340');
+```
+
+2. 在请求支付的 `payInfo` 中必须包含 `return_url=ap2021001172656340`,`return_url` 的值为定义的 `scheme`,才会返回[支付宝订单支付状态结果](https://opendocs.alipay.com/open/204/105301#%E8%BF%94%E5%9B%9E%E7%BB%93%E6%9E%9C%E7%A4%BA%E4%BE%8B%EF%BC%88iOS%7CAndroid%EF%BC%89)
+
+3. 用的 `URL Schemes` 列为白名单,在 [`ios/<应用名称>/Info.plist`](https://github.com/uiwjs/react-native-uiwjs-alipay/blob/866888a3ed9f05d06fa9a7ed93922d9ca2dcc56e/example/ios/example/Info.plist#L23-L41) 中添加
+
+```xml
+LSApplicationQueriesSchemes
+
+ alipay
+
+CFBundleURLTypes
+
+
+ CFBundleTypeRole
+ Editor
+ CFBundleURLName
+
+ CFBundleURLSchemes
+
+ ap2021001172656340
+
+
+
+```
+
+4. 修改 `ios/<应用名称>/AppDelegate.m` 添加下列代码:
+
+```objective-c
+#import
+
+- (BOOL)application:(UIApplication *)application openURL:(NSURL *)url sourceApplication:(NSString *)sourceApplication annotation:(id)annotation
+{
+ return [RCTLinkingManager application:application openURL:url
+ sourceApplication:sourceApplication annotation:annotation];
+}
+
+- (BOOL)application:(UIApplication *)application openURL:(NSURL *)url options:(NSDictionary *)options
+{
+ return [RCTLinkingManager application:application openURL:url options:options];
+}
+```
+
+命令测试 `xcrun simctl openurl booted ap2021001172656340://`
+
+### 错误处理
+
+```bash
+[NetworkInfo] Signal strength query returned error: Error Domain=NSPOSIXErrorDomain Code=13 "Permission denied", descriptor:
+```
+
+在 `Product` -> `Scheme` -> `Edit Scheme` -> `Run` -> `Environment Variables` 添加 `OS_ACTIVITY_MODE` `disable`
+
### 其它
当前工程基于 [@brodybits/create-react-native-module](https://github.com/brodybits/create-react-native-module) 初始化。
@@ -56,6 +121,6 @@ npx create-react-native-module --package-identifier com.uiwjs --generate-example
### 相关连接
-- [React-native 0.6版本集成支付宝-Alipay爬坑](https://segmentfault.com/a/1190000020758279)
- [支付宝生成秘钥指南](https://opendocs.alipay.com/open/291/105971)
-- [支付宝 SDK 下载地址](https://opendocs.alipay.com/open/54/104509)
\ No newline at end of file
+- [支付宝 SDK 下载地址](https://opendocs.alipay.com/open/54/104509)
+- [React-native 0.6版本集成支付宝-Alipay爬坑](https://segmentfault.com/a/1190000020758279)