AlipaySDK.bundle
AlipaySDK.framework

#import <AlipaySDK/AlipaySDK.h>

#import <AlipaySDK/AlipaySDK.h>

- (BOOL)application:(UIApplication *)application openURL:(NSURL *)url sourceApplication:(NSString *)sourceApplication annotation:(id)annotation
{
    //如果极简开发包不可用，会跳转支付宝客户端进行支付，需要将支付宝客户端的支付结果回传给开发包
    if ([url.host isEqualToString:@"safepay"]) {
        [[AlipaySDK defaultService] processOrderWithPaymentResult:url standbyCallback:^(NSDictionary *resultDic) {
    //【由于在跳转支付宝客户端支付的过程中，商户App在后台很可能被系统kill了，所以pay接口的callback就会失效，请商户对standbyCallback返回的回调结果进行处理,就是在这个方法里面处理跟callback一样的逻辑】
            NSLog(@"result = %@",resultDic);
        }];
    }
    if ([url.host isEqualToString:@"platformapi"]){//支付宝客户端快登授权返回authCode
        [[AlipaySDK defaultService] processAuthResult:App在后台很可能被系统kill了，所以pay接口的callback就会失效，请商户对standbyCallback返回的回调结果进行处理,就是在这个方法里面处理跟callback一样的逻辑】
            NSLog(@"result = %@",resultDic);
        }];
    }
    return YES;
}

[[AlipaySDK defaultService] payInterceptorWithUrl:url fromScheme:scheme callback:^(NSDictionary *result) {
 // 处理支付结果
   NSLog(@"%@", result);
}];

- (BOOL)webView:(UIWebView *)webView shouldStartLoadWithRequest:(NSURLRequest *)request navigationType:(UIWebViewNavigationType)navigationType
{   
    __weak APWebViewController* wself = self;
    BOOL isIntercepted = [[AlipaySDK defaultService] payInterceptorWithUrl:[request.URL absoluteString] fromScheme:@"alisdkdemo" callback:^(NSDictionary *result) {
        // 处理支付结果
        NSLog(@"%@", result);
        // isProcessUrlPay 代表 支付宝已经处理该URL
        if ([result[@"isProcessUrlPay"] boolValue]) {
            // returnUrl 代表 第三方App需要跳转的成功页URL
            NSString* urlStr = result[@"returnUrl"];
            [wself loadWithUrlStr:urlStr];
        }
    }];
    if (isIntercepted) {
        return NO;
    }
    return YES;
}

dependencies {
    ......
    compile files('libs/alipaySdk-20170725.jar')
    ......
}

<activity
            android:name="com.alipay.sdk.app.H5PayActivity"
            android:configChanges="orientation|keyboardHidden|navigation"
            android:exported="false"
            android:screenOrientation="behind" >
</activity>
<activity
            android:name="com.alipay.sdk.auth.AuthActivity"
            android:configChanges="orientation|keyboardHidden|navigation"
            android:exported="false"
            android:screenOrientation="behind" >
 </activity>

<uses-permission android:name="android.permission.INTERNET" />
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
<uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
<uses-permission android:name="android.permission.READ_PHONE_STATE" />
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />

-keep class com.alipay.android.app.IAlixPay{*;}
-keep class com.alipay.android.app.IAlixPay$Stub{*;}
-keep class com.alipay.android.app.IRemoteServiceCallback{*;}
-keep class com.alipay.android.app.IRemoteServiceCallback$Stub{*;}
-keep class com.alipay.sdk.app.PayTask{ public *;}
-keep class com.alipay.sdk.app.AuthTask{ public *;}
-keep class com.alipay.sdk.app.H5PayCallback {
    <fields>;
    <methods>;
}
-keep class com.alipay.android.phone.mrpc.core.** { *; }
-keep class com.alipay.apmobilesecuritysdk.** { *; }
-keep class com.alipay.mobile.framework.service.annotation.** { *; }
-keep class com.alipay.mobilesecuritysdk.face.** { *; }
-keep class com.alipay.tscenter.biz.rpc.** { *; }
-keep class org.json.alipay.** { *; }
-keep class com.alipay.tscenter.** { *; }
-keep class com.ta.utdid2.** { *;}
-keep class com.ut.device.** { *;}

@Override
public boolean shouldOverrideUrlLoading(final WebView view, String url) {
    if (!(url.startsWith("http") || url.startsWith("https"))) {
        return true;
    }
    /**
     * 推荐采用的新的二合一接口(payInterceptorWithUrl),只需调用一次
     */
    final PayTask task = new PayTask(H5PayDemoActivity.this);
    boolean isIntercepted = task.payInterceptorWithUrl(url, true, new H5PayCallback() {
        @Override
        public void onPayResult(final H5PayResultModel result) {
            // 支付结果返回
            final String url = result.getReturnUrl();
            if (!TextUtils.isEmpty(url)) {
                H5PayDemoActivity.this.runOnUiThread(new Runnable() {
                    @Override
                    public void run() {
                        view.loadUrl(url);
                    }
                });
            }
        }
    });
    /**
     * 判断是否成功拦截
     * 若成功拦截，则无需继续加载该URL；否则继续加载
     */
    if (!isIntercepted) {
        view.loadUrl(url);
    }
    return true;
}

EnvUtils.setEnv(EnvUtils.EnvEnum.SANDBOX);