new structure

src/requests_api.go

@@ -253,7 +253,7 @@ func (e mainEnv) approveUserRequest(w http.ResponseWriter, r *http.Request, ps h
 		lastmodifiedby := "admin"
 		e.db.withdrawConsentRecord(userTOKEN, brief, mode, userTOKEN, lastmodifiedby)
 	}
-	e.db.updateRequestStatus(request, "approve")
+	e.db.updateRequestStatus(request, "approve", "")
 	w.Header().Set("Content-Type", "application/json; charset=utf-8")
 	w.WriteHeader(200)
 	fmt.Fprintf(w, `{"status":"ok","result":"done"}`)
@@ -298,7 +298,11 @@ func (e mainEnv) cancelUserRequest(w http.ResponseWriter, r *http.Request, ps ht
 		returnError(w, r, "not found", 405, err, event)
 		return
 	}
-	e.db.updateRequestStatus(request, "canceled")
+	reason := ""
+	if authResult == "login" {
+		reason = "user operation"
+	}
+	e.db.updateRequestStatus(request, "canceled", reason)
 
 	w.Header().Set("Content-Type", "application/json; charset=utf-8")
 	w.WriteHeader(200)

src/requests_db.go

@@ -20,6 +20,7 @@ type requestEvent struct {
 	Status       string `json:"status"`
 	Change       string `json:"change,omitempty"`
 	Rtoken       string `json:"rtoken"`
+	Reason       string `json:"reason"`
 }
 
 func (dbobj dbcon) saveUserRequest(action string, token string, app string, brief string, change []byte) (string, error) {
@@ -131,9 +132,12 @@ func (dbobj dbcon) getRequest(rtoken string) (bson.M, error) {
 	return record, nil
 }
 
-func (dbobj dbcon) updateRequestStatus(rtoken string, status string) {
+func (dbobj dbcon) updateRequestStatus(rtoken string, status string, reason string) {
 	bdoc := bson.M{}
 	bdoc["status"] = status
+	if len(reason) > 0 {
+		bdoc["reason"] = reason
+	}
 	//fmt.Printf("op json: %s\n", update)
 	dbobj.store.UpdateRecord(storage.TblName.Requests, "rtoken", rtoken, &bdoc)
 }

src/storage/storage.go

@@ -941,6 +941,7 @@ func initRequests(db *sql.DB) error {
 				  action STRING,
 				  status STRING,
 				  change STRING,
+				  reason STRING,
 				  creationtime int,
 				  ` + "`when` int);",
 		`CREATE INDEX requests_rtoken ON requests (rtoken);`,