获取打印消息

business/model/dao/dao_print.go

@@ -26,19 +26,27 @@ func GetPrinters(db *DaoDB, appID int, printNo string) (printers []*model.Printe
 	return printers, err
 }
 
-func GetPrintMsgs(db *DaoDB, printNo string) (printMsgs []*model.PrintMsg, err error) {
+func GetPrintMsgs(db *DaoDB, printNo, msgID string, status int) (printMsgs []*model.PrintMsg, err error) {
 	sql := `
 		SELECT *
 		  FROM print_msg
-         WHERE 1 = 1 AND deleted_at = ? AND status = ?
+         WHERE 1 = 1 AND deleted_at = ? 
 	`
 	sqlParams := []interface{}{
-		utils.DefaultTimeValue, model.PrinterStatusNormal,
+		utils.DefaultTimeValue,
+	}
+	if status != model.PrintMsgAll {
+		sql += " AND status = ?"
+		sqlParams = append(sqlParams, status)
 	}
 	if printNo != "" {
 		sql += " AND print_no = ?"
 		sqlParams = append(sqlParams, printNo)
 	}
+	if msgID != "" {
+		sql += " AND msg_id = ?"
+		sqlParams = append(sqlParams, msgID)
+	}
 	err = GetRows(db, &printMsgs, sql, sqlParams)
 	return printMsgs, err
 }

business/model/print.go

@@ -4,6 +4,13 @@ const (
 	PrinterStatusOnlineWithoutPaper = 2  //在线正常缺纸
 	PrinterStatusOnline             = 1  //在线正常
 	PrinterStatusOffline            = -1 //离线
+
+	PrintMsgAlreadySend = 2  //已经发出打印消息
+	PrintMsgSuccess     = 1  //打印成功
+	PrintMsgWait        = 0  //待打印
+	PrintMsgFail        = -1 //打印失败（打印机报出）
+	PrintMsgErr         = -2 //京西报出
+	PrintMsgAll         = -9
 )
 
 type Printer struct {