APP端开发步骤

1
2PayReq *request = [[[PayReq alloc] init] autorelease];
3request.partnerId = @"10000100";
4request.prepayId= @"1101000000140415649af9fc314aa427";
5request.package = @"Sign=WXPay";
6request.nonceStr= @"a462b76e7436e98e0ed6e13c64b4fd1c";
7request.timeStamp= @"1397527777";
8request.sign= @"582282D72DD2B03AD892830965F428CB16E7A256";
9[WXApi sendReq：request];

1
2-(void)onResp：(BaseResp*)resp{
3  if ([respisKindOfClass：[PayRespclass]]){
4      PayResp*response=(PayResp*)resp;
5      switch(response.errCode){
6          caseWXSuccess：
7          	//服务器端查询支付通知或查询API返回的结果再提示成功
8          	NSlog(@"支付成功");
9          	break;
10          default：
11          	NSlog(@"支付失败，retcode=%d",resp.errCode);
12          	break;
13      }
14  }
15} 

1
2IWXAPI api;
3PayReq request = new PayReq();
4request.appId = "wxd930ea5d5a258f4f";
5request.partnerId = "1900000109";
6request.prepayId= "1101000000140415649af9fc314aa427";
7request.packageValue = "Sign=WXPay";
8request.nonceStr= "1101000000140429eb40476f8896f4c9";
9request.timeStamp= "1398746574";
10request.sign= "7FFECB600D7157C5AA49810D2D8F28BC2811827B";
11api.sendReq(request);

1
2public void onResp(BaseRespresp){
3  	if(resp.getType()==ConstantsAPI.COMMAND_PAY_BY_WX){
4  		Log.d(TAG,"onPayFinish,errCode="+resp.errCode);
5  		AlertDialog.Builderbuilder=newAlertDialog.Builder(this);
6  		builder.setTitle(R.string.app_tip);
7  	}
8}

1{
2  "name": "demo",
3  "version": "1.0.0",
4  "description": "Please describe the basic information.",
5  "main": "",
6  "author": "",
7  "license": "",
8   "dependencies": {
9    "@tencent/wechat_open_sdk": "1.0.0"
10  }
11}

1import * as wxopensdk from '@wechat/open_sdk';
2
3// WXApi 是第三方app和微信通信的openApi接口，其实例通过WXAPIFactory获取，需要传入应用申请到的AppID
4export const WXApi = wxopensdk.WXAPIFactory.createWXAPI(APP_ID)
5
6// WXApiEventHandler为微信数据的回调
7class WXApiEventHandlerImpl implements wxopensdk.WXApiEventHandler {
8  private onReqCallbacks: Map<OnWXReq, OnWXReq> = new Map
9  private onRespCallbacks: Map<OnWXResp, OnWXResp> = new Map
10
11  registerOnWXReqCallback(on: OnWXReq) {
12    this.onReqCallbacks.set(on, on)
13  }
14  unregisterOnWXReqCallback(on: OnWXReq) {
15    this.onReqCallbacks.delete(on)
16  }
17
18  registerOnWXRespCallback(on: OnWXResp) {
19    this.onRespCallbacks.set(on, on)
20  }
21  unregisterOnWXRespCallback(on: OnWXResp) {
22    this.onRespCallbacks.delete(on)
23  }
24
25  onReq(req: wxopensdk.BaseReq): void {
26    Log.i(kTag, "onReq:%s", JSON.stringify(req))
27    this.onReqCallbacks.forEach((on) => {
28      on(req)
29    })
30  }
31
32  onResp(resp: wxopensdk.BaseResp): void {
33    Log.i(kTag, "onResp:%s", JSON.stringify(resp))
34    this.onRespCallbacks.forEach((on) => {
35      on(resp)
36    })
37  }
38}
39export const WXEventHandler = new WXApiEventHandlerImpl
40
41//调用支付
42let req = new wxopensdk.PayReq
43req.appId = 'wxd930ea5d5a258f4f'//微信开放平台审核通过的移动应用AppID
44req.partnerId = '1900000109'//微信支付商户号
45req.prepayId = '1101000000140415649af9fc314aa427'//调用微信支付下单接口返回的支付交易会话ID
46req.packageValue = 'Sign=WXPay'//填写固定值Sign=WXPay
47req.nonceStr = '1101000000140429eb40476f8896f4c9'//随机字符串，不长于32位
48req.timeStamp = '1398746574'//时间戳
49req.sign = '7FFECB600D7157C5AA49810D2D8F28BC2811827B'//签名值
50// 向微信发送登录请求:
51//   context为ohos内置类，app间跳转需依赖该类，开发者可在Component中获取
52//   finished为跳转微信的结果：true表示跳转成功；false表示跳转失败，可能是因为微信未安装
53let finished = await this.wxApi.sendReq(context: common.UIAbilityContext, req)
54
55
56// 在EntryAbility中响应来自微信的回调
57export default class EntryAbility extends UIAbility {
58  onCreate(want: Want, _launchParam: AbilityConstant.LaunchParam): void {
59    this.handleWeChatCallIfNeed(want)
60  }
61  
62  onNewWant(want: Want, _launchParam: AbilityConstant.LaunchParam): void {
63    this.handleWeChatCallIfNeed(want)
64  }
65
66  private handleWeChatCallIfNeed(want: Want) {
67    WXApi.handleWant(want, WXEventHandler)
68  }
69}

1onResp(resp: wxopensdk.BaseResp): void {
2Log.i(kTag, "onResp:%s", JSON.stringify(resp))
3 this.onRespCallbacks.forEach((on) => {
4 on(resp)
5 })
6 }