feat: 退款

doc/3.9.2.26.md

@@ -1911,6 +1911,47 @@
     "wxid": "filehelper"
 }
 
+```
+响应：
+``` javascript
+{"code":1,"result":"OK"}
+```
+
+
+#### 46.退款**
+###### 接口功能
+> 收到转账消息后，自动退款。type=49 即是转账消息。
+
+###### 接口地址
+> [/api/?type=45](/api/?type=45)
+
+###### HTTP请求方式
+> POST  JSON
+
+###### 请求参数
+|参数|必选|类型|说明|
+|---|---|---|---|
+|wxid|string|转账人微信id，从hook的消息中获取|
+|transcationId|string|从hook的消息中获取对应的字段内容。|
+|transferId|string|从hook的消息中获取对应的字段内容。|
+
+###### 返回字段
+|返回字段|字段类型|说明                              |
+|---|---|---|
+|code|int|返回状态,1成功|
+|result|string|成功提示|
+
+
+
+
+###### 接口示例
+入参：
+``` javascript
+{
+    "wxid":"wxid_agz5q76f11112",
+    "transcationId":"10000500012302060002831233124719620",
+    "transferId":"10000500012023020619112332136412"
+}
 ```
 响应：
 ``` javascript

src/api_route.h

@@ -78,6 +78,7 @@ typedef enum HTTP_API_ROUTE {
   WECHAT_FORWARD_PUBLIC_MSG,
   WECHAT_FORWARD_PUBLIC_MSG_BY_SVRID,
   WECHAT_SEND_APP_MSG,
+  WECHAT_REFUSE,
 } WECHAT_HTTP_APIS,
     *PWECHAT_HTTP_APIS;
 

src/http_handler.cc

@@ -650,6 +650,16 @@ string Dispatch(struct mg_connection *c, struct mg_http_message *hm) {
       ret = ret_data.dump();
       break;
     }
+    case WECHAT_REFUSE:{
+      wstring wxid = GetWStringParam(j_param, "wxid");
+      wstring transcationid = GetWStringParam(j_param, "transcationId");
+      wstring transferid = GetWStringParam(j_param, "transferId");
+      BOOL response =g_context.misc_mgr->DoRefuseReceipt(
+          WS2LPWS(wxid), WS2LPWS(transcationid), WS2LPWS(transferid));
+      json ret_data = {{"msg", response}, {"result", "OK"}};
+      ret = ret_data.dump();
+      break;
+    }
     default:
       json ret_data = {{"result", "ERROR"}, {"msg", "not support api"}};
       ret = ret_data.dump();

src/misc_mgr.cc

@@ -135,6 +135,44 @@ int MiscMgr::DoConfirmReceipt(wchar_t *wxid, wchar_t *transcationid,
   return success;
 }
 
+int MiscMgr::DoRefuseReceipt(wchar_t *wxid, wchar_t *transcationid,
+                     wchar_t *transferid) {
+  int success = -1;
+  WeChatString recv_id(wxid);
+  WeChatString transcation_id(transcationid);
+  WeChatString transfer_id(transferid);
+  char pay_info[0x134] = {0};
+  DWORD new_pay_info_addr = base_addr_ + WX_NEW_WCPAYINFO_OFFSET;
+  DWORD free_pay_info_addr = base_addr_ + WX_FREE_WCPAYINFO_OFFSET;
+  DWORD do_confirm_addr = base_addr_ + WX_CONFIRM_RECEIPT_OFFSET;
+  __asm {
+    PUSHAD
+    LEA        ECX,pay_info
+    CALL       new_pay_info_addr
+    MOV        dword ptr [pay_info + 0x4], 0x1
+    MOV        dword ptr [pay_info + 0x4C], 0x1        
+    POPAD
+  }
+  memcpy(&pay_info[0x1c], &transcation_id, sizeof(transcation_id));
+  memcpy(&pay_info[0x38], &transfer_id, sizeof(transfer_id));
+
+  __asm {
+    PUSHAD
+    PUSH       0x0
+    SUB        ESP,0x8
+    LEA        EDX,recv_id
+    LEA        ECX,pay_info
+    CALL       do_confirm_addr  
+    MOV        success,EAX  
+    ADD        ESP,0xC
+    PUSH       0x0
+    LEA        ECX,pay_info
+    CALL       free_pay_info_addr 
+    POPAD
+  }
+  return success;
+}
+
 int MiscMgr::DoDownloadTask(ULONG64 msg_id) {
   int success = -1;
   int db_index = 0;

src/misc_mgr.h

@@ -13,6 +13,8 @@ class MiscMgr :public BaseMgr{
    int DoOCRTask(wchar_t* img_path, std::string& result);
    int DoConfirmReceipt(wchar_t* wxid, wchar_t* transcationid,
                               wchar_t* transferid);
+   int DoRefuseReceipt(wchar_t* wxid, wchar_t* transcationid,
+                              wchar_t* transferid);
    int DoDownloadTask(ULONG64 msg_id);
 
    int GetVoice(ULONG64 msg_id, wchar_t* dir);