WechatDirectHttpClient.java
16.4 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
package com.diligrp.cashier.pipeline.client;
import com.diligrp.cashier.pipeline.domain.*;
import com.diligrp.cashier.pipeline.domain.wechat.ErrorMessage;
import com.diligrp.cashier.pipeline.domain.wechat.WechatConfig;
import com.diligrp.cashier.pipeline.exception.PaymentPipelineException;
import com.diligrp.cashier.pipeline.type.OutPaymentType;
import com.diligrp.cashier.pipeline.type.PaymentState;
import com.diligrp.cashier.pipeline.util.WechatConstants;
import com.diligrp.cashier.pipeline.util.WechatSignatureUtils;
import com.diligrp.cashier.pipeline.util.WechatStateUtils;
import com.diligrp.cashier.shared.ErrorCode;
import com.diligrp.cashier.shared.util.AssertUtils;
import com.diligrp.cashier.shared.util.DateUtils;
import com.diligrp.cashier.shared.util.JsonUtils;
import com.fasterxml.jackson.core.type.TypeReference;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.net.URI;
import java.net.http.HttpClient;
import java.net.http.HttpRequest;
import java.time.Duration;
import java.time.LocalDateTime;
import java.util.LinkedHashMap;
import java.util.Map;
/**
* 微信支付HTTP客户端-直联模式
*/
public class WechatDirectHttpClient extends WechatHttpClient {
private static final Logger LOG = LoggerFactory.getLogger(WechatDirectHttpClient.class);
private static final String NATIVE_PREPAY = "/v3/pay/transactions/native";
private static final String JSAPI_PREPAY = "/v3/pay/transactions/jsapi";
// 查询订单状态
private static final String TRANSACTION_QUERY = "/v3/pay/transactions/out-trade-no/%s?mchid=%s";
// 关闭订单
private static final String TRANSACTION_CLOSE = "/v3/pay/transactions/out-trade-no/%s/close";
// 退款
private static final String TRANSACTION_REFUND = "/v3/refund/domestic/refunds";
// 退款查询
private static final String REFUND_QUERY = "/v3/refund/domestic/refunds/%s";
// 退款
public WechatDirectHttpClient(String wechatBaseUri, WechatConfig wechatConfig) {
super(wechatBaseUri, wechatConfig);
}
/**
* Native支付下单, 返回二维码链接
*/
@Override
public NativePrepayResponse sendNativePrepayRequest(NativePrepayRequest request, String notifyUri) throws Exception {
String payload = nativePrepayRequest(request, notifyUri);
// 获取认证信息和签名信息
String authorization = WechatSignatureUtils.authorization(wechatConfig.getMchId(), WechatConstants.HTTP_POST,
NATIVE_PREPAY, payload, wechatConfig.getPrivateKey(), wechatConfig.getSerialNo());
HttpHeader[] headers = new HttpHeader[3];
headers[0] = HttpHeader.create(WechatConstants.HEADER_USER_AGENT, WechatConstants.USER_AGENT);
headers[1] = HttpHeader.create(WechatConstants.HEADER_ACCEPT, WechatConstants.ACCEPT_JSON);
headers[2] = HttpHeader.create(WechatConstants.HEADER_AUTHORIZATION, authorization);
LOG.info("Sending wechat native prepay request...");
LOG.debug("Authorization: {}\n{}", authorization, payload);
HttpResult result = send(wechatBaseUri + NATIVE_PREPAY, headers, payload);
verifyHttpResult(result);
if (result.statusCode == 200) { // 200 处理成功有返回，204处理成功无返回
Map<String, Object> response = JsonUtils.fromJsonString(result.responseText, new TypeReference<>() {});
return NativePrepayResponse.of(request.getPaymentId(), (String) response.get("code_url"));
} else {
LOG.error("Wechat native prepay failed: {}\n{}", result.statusCode, result.responseText);
ErrorMessage message = JsonUtils.fromJsonString(result.responseText, ErrorMessage.class);
throw new PaymentPipelineException(ErrorCode.SYSTEM_UNKNOWN_ERROR, "发起微信预支付失败: " + message.getMessage());
}
}
/**
* 小程序支付下单
*/
@Override
public String sendMiniProPrepayRequest(MiniProPrepayRequest request, String notifyUri) throws Exception {
String payload = miniProPrepayRequest(request, notifyUri);
// 获取认证信息和签名信息
String authorization = WechatSignatureUtils.authorization(wechatConfig.getMchId(), WechatConstants.HTTP_POST, JSAPI_PREPAY,
payload, wechatConfig.getPrivateKey(), wechatConfig.getSerialNo());
HttpHeader[] headers = new HttpHeader[3];
headers[0] = HttpHeader.create(WechatConstants.HEADER_USER_AGENT, WechatConstants.USER_AGENT);
headers[1] = HttpHeader.create(WechatConstants.HEADER_ACCEPT, WechatConstants.ACCEPT_JSON);
headers[2] = HttpHeader.create(WechatConstants.HEADER_AUTHORIZATION, authorization);
LOG.info("Sending wechat jsapi prepay request...");
LOG.debug("Authorization: {}\n{}", authorization, payload);
HttpResult result = send(wechatBaseUri + JSAPI_PREPAY, headers, payload);
verifyHttpResult(result);
if (result.statusCode == 200) { // 200 处理成功有返回，204处理成功无返回
Map<String, Object> response = JsonUtils.fromJsonString(result.responseText, new TypeReference<>() {});
return (String) response.get("prepay_id");
} else {
LOG.error("Wechat jsapi prepay failed: {}\n{}", result.statusCode, result.responseText);
ErrorMessage message = JsonUtils.fromJsonString(result.responseText, ErrorMessage.class);
throw new PaymentPipelineException(ErrorCode.SYSTEM_UNKNOWN_ERROR, "发起微信预支付失败: " + message.getMessage());
}
}
/**
* 查询微信预支付订单状态
*/
@Override
public OnlinePaymentResponse queryPrepayResponse(OnlinePrepayOrder order) throws Exception {
// 获取认证信息和签名信息
String uri = String.format(TRANSACTION_QUERY, order.getPaymentId(), wechatConfig.getMchId());
String authorization = WechatSignatureUtils.authorization(wechatConfig.getMchId(), WechatConstants.HTTP_GET, uri,
wechatConfig.getPrivateKey(), wechatConfig.getSerialNo());
HttpRequest.Builder httpRequest = HttpRequest.newBuilder().uri(URI.create(wechatBaseUri + uri))
.version(HttpClient.Version.HTTP_2).timeout(Duration.ofMillis(MAX_REQUEST_TIMEOUT_TIME))
.header(CONTENT_TYPE, CONTENT_TYPE_JSON).header(WechatConstants.HEADER_AUTHORIZATION, authorization)
.header(WechatConstants.HEADER_ACCEPT, WechatConstants.ACCEPT_JSON)
.header(WechatConstants.HEADER_USER_AGENT, WechatConstants.USER_AGENT);
LOG.info("Sending wechat query merchant order request...");
LOG.debug("Authorization: {}\n", authorization);
HttpResult result = execute(httpRequest.GET().build());
verifyHttpResult(result);
if (result.statusCode == 200) { // 200 处理成功有返回，204处理成功无返回(关闭的订单trade_state = CLOSED)
Map<String, Object> response = JsonUtils.fromJsonString(result.responseText, new TypeReference<>() {});
LocalDateTime when = DateUtils.parseDateTime((String)response.get("success_time"), WechatConstants.RFC3339_FORMAT);
@SuppressWarnings("unchecked")
Map<String, Object> payer = (Map<String, Object>) response.get("payer");
String openId = payer == null ? null : (String) payer.get("openid");
PaymentState state = WechatStateUtils.getPaymentState((String) response.get("trade_state"));
return new OnlinePaymentResponse((String) response.get("out_trade_no"), (String) response.get("transaction_id"),
OutPaymentType.WXPAY, openId, when, state, (String) response.get("trade_state_desc"));
} else {
LOG.info("Wechat query transaction status failed: {}", result.statusCode);
ErrorMessage message = JsonUtils.fromJsonString(result.responseText, ErrorMessage.class);
throw new PaymentPipelineException(ErrorCode.SYSTEM_UNKNOWN_ERROR, "发起微信订单查询失败: " + message.getMessage());
}
}
/**
* 关闭微信订单 - 关闭订单不会回调通知
* 返回码204标识关闭成功, 其他错误码表明关闭异常失败;
* 已支付完成的订单调用关闭返回400, 订单不存在返回404
*/
@Override
public void closePrepayOrder(OnlinePrepayOrder request) throws Exception {
// 获取认证信息和签名信息
String uri = String.format(TRANSACTION_CLOSE, request.getPaymentId());
Map<String, Object> params = new LinkedHashMap<>();
params.put("mchid", wechatConfig.getMchId());
String payload = JsonUtils.toJsonString(params);
String authorization = WechatSignatureUtils.authorization(wechatConfig.getMchId(), WechatConstants.HTTP_POST, uri,
payload, wechatConfig.getPrivateKey(), wechatConfig.getSerialNo());
HttpHeader[] headers = new HttpHeader[3];
headers[0] = HttpHeader.create(WechatConstants.HEADER_USER_AGENT, WechatConstants.USER_AGENT);
headers[1] = HttpHeader.create(WechatConstants.HEADER_ACCEPT, WechatConstants.ACCEPT_JSON);
headers[2] = HttpHeader.create(WechatConstants.HEADER_AUTHORIZATION, authorization);
LOG.info("Sending close wechat prepay order request...");
LOG.debug("Authorization: {}\n{}", authorization, payload);
HttpResult result = send(wechatBaseUri + uri, headers, payload);
verifyHttpResult(result);
LOG.info("Close wechat prepay order statusCode: {}", result.statusCode);
if (result.statusCode != 200 && result.statusCode != 204) {
ErrorMessage message = JsonUtils.fromJsonString(result.responseText, ErrorMessage.class);
throw new PaymentPipelineException(ErrorCode.INVALID_OBJECT_STATE, "关闭微信订单失败: " + message.getMessage());
}
}
/**
* 申请微信支付退款
*/
@Override
public OnlineRefundResponse sendRefundRequest(OnlineRefundRequest request, String notifyUri) throws Exception {
String payload = refundRequest(request, notifyUri);
// 获取认证信息和签名信息
String authorization = WechatSignatureUtils.authorization(wechatConfig.getMchId(), WechatConstants.HTTP_POST,
TRANSACTION_REFUND, payload, wechatConfig.getPrivateKey(), wechatConfig.getSerialNo());
HttpHeader[] headers = new HttpHeader[3];
headers[0] = HttpHeader.create(WechatConstants.HEADER_USER_AGENT, WechatConstants.USER_AGENT);
headers[1] = HttpHeader.create(WechatConstants.HEADER_ACCEPT, WechatConstants.ACCEPT_JSON);
headers[2] = HttpHeader.create(WechatConstants.HEADER_AUTHORIZATION, authorization);
LOG.info("Sending wechat payment refund request...");
LOG.debug("Authorization: {}\n{}", authorization, payload);
HttpResult result = send(wechatBaseUri + TRANSACTION_REFUND, headers, payload);
verifyHttpResult(result);
if (result.statusCode == 200) { // 200 处理成功有返回，204处理成功无返回
Map<String, Object> response = JsonUtils.fromJsonString(result.responseText, new TypeReference<>() {});
LocalDateTime when = DateUtils.parseDateTime((String) response.get("success_time"), WechatConstants.RFC3339_FORMAT);
PaymentState state = WechatStateUtils.getRefundState((String) response.get("status"));
return new OnlineRefundResponse((String) response.get("out_refund_no"), (String) response.get("refund_id"),
when, state, (String) response.get("status"));
} else {
LOG.info("send wechat refund failed: {}", result.statusCode);
ErrorMessage message = JsonUtils.fromJsonString(result.responseText, ErrorMessage.class);
throw new PaymentPipelineException(ErrorCode.SYSTEM_UNKNOWN_ERROR, "发起微信退款失败: " + message.getMessage());
}
}
/**
* 微信支付退款查询
*/
@Override
public OnlineRefundResponse queryRefundOrder(OnlineRefundOrder request) throws Exception {
String uri = String.format(REFUND_QUERY, request.getRefundId());
String authorization = WechatSignatureUtils.authorization(wechatConfig.getMchId(), WechatConstants.HTTP_GET,
uri, wechatConfig.getPrivateKey(), wechatConfig.getSerialNo());
HttpRequest.Builder httpRequest = HttpRequest.newBuilder().uri(URI.create(wechatBaseUri + uri))
.version(HttpClient.Version.HTTP_2).timeout(Duration.ofMillis(MAX_REQUEST_TIMEOUT_TIME))
.header(CONTENT_TYPE, CONTENT_TYPE_JSON).header(WechatConstants.HEADER_AUTHORIZATION, authorization)
.header(WechatConstants.HEADER_ACCEPT, WechatConstants.ACCEPT_JSON)
.header(WechatConstants.HEADER_USER_AGENT, WechatConstants.USER_AGENT);
LOG.info("Sending wechat refund query request...");
LOG.debug("Authorization: {}\n", authorization);
HttpResult result = execute(httpRequest.GET().build());
verifyHttpResult(result);
if (result.statusCode == 200) { // 200 处理成功有返回，204处理成功无返回
Map<String, Object> response = JsonUtils.fromJsonString(result.responseText, new TypeReference<>() {});
LocalDateTime when = DateUtils.parseDateTime((String) response.get("success_time"), WechatConstants.RFC3339_FORMAT);
PaymentState state = WechatStateUtils.getRefundState((String) response.get("status"));
return new OnlineRefundResponse((String) response.get("out_refund_no"), (String) response.get("refund_id"),
when, state, (String) response.get("user_received_account"));
} else if (result.statusCode == 404) {
throw new PaymentPipelineException(ErrorCode.OBJECT_NOT_FOUND, "发起微信退款查询失败: 退款单不存在");
} else {
LOG.info("Wechat refund query failed: {}", result.statusCode);
ErrorMessage message = JsonUtils.fromJsonString(result.responseText, ErrorMessage.class);
throw new PaymentPipelineException(ErrorCode.SYSTEM_UNKNOWN_ERROR, "微信退款查询失败: " + message.getMessage());
}
}
private String nativePrepayRequest(NativePrepayRequest request, String notifyUri) {
Map<String, Object> params = new LinkedHashMap<>();
params.put("appid", wechatConfig.getAppId());
params.put("mchid", wechatConfig.getMchId());
params.put("description", request.getGoods());
params.put("out_trade_no", request.getPaymentId());
params.put("time_expire", DateUtils.formatDateTime(request.getWhen().plusSeconds(request.getTimeout()),
WechatConstants.RFC3339_FORMAT));
params.put("notify_url", notifyUri);
Map<String, Object> amount = new LinkedHashMap<>();
amount.put("total", request.getAmount());
amount.put("currency", "CNY");
params.put("amount", amount);
return JsonUtils.toJsonString(params);
}
private String miniProPrepayRequest(MiniProPrepayRequest request, String notifyUri) {
AssertUtils.notEmpty(request.getOpenId(), "参数错误: 缺失用户标识openId");
Map<String, Object> params = new LinkedHashMap<>();
params.put("appid", wechatConfig.getAppId());
params.put("mchid", wechatConfig.getMchId());
params.put("description", request.getGoods());
params.put("out_trade_no", request.getPaymentId());
params.put("time_expire", DateUtils.formatDateTime(request.getWhen().plusSeconds(request.getTimeout()),
WechatConstants.RFC3339_FORMAT));
params.put("notify_url", notifyUri);
Map<String, Object> amount = new LinkedHashMap<>();
amount.put("total", request.getAmount());
amount.put("currency", "CNY");
params.put("amount", amount);
Map<String, Object> payer = new LinkedHashMap<>();
payer.put("openid", request.getOpenId());
params.put("payer", payer);
return JsonUtils.toJsonString(params);
}
private String refundRequest(OnlineRefundRequest request, String notifyUri) {
Map<String, Object> params = new LinkedHashMap<>();
params.put("out_trade_no", request.getPaymentId());
params.put("out_refund_no", request.getRefundId());
params.put("reason", request.getDescription());
params.put("notify_url", notifyUri);
Map<String, Object> amount = new LinkedHashMap<>();
amount.put("refund", request.getAmount());
amount.put("total", request.getMaxAmount());
amount.put("currency", "CNY");
params.put("amount", amount);
return JsonUtils.toJsonString(params);
}
}