打印机

dao/print_dao.go

@@ -1,7 +1,9 @@
 package dao
 
 import (
+	"errors"
 	"git.rosy.net.cn/baseapi/utils"
+	"git.rosy.net.cn/jx-print/globals"
 	"git.rosy.net.cn/jx-print/model"
 	"github.com/jmoiron/sqlx"
 	"time"
@@ -225,3 +227,22 @@ func GetPrinter(db *sqlx.DB, printNo, iccID string) (printer *model.Printer, err
 	}
 	return printer, err
 }
+
+// GetPrintById 根据用户id和打印机编号获取打印机
+func GetPrintById(userId, printNo string) (bool, error) {
+	var printer []*model.Printer
+	sql := `SELECT * FROM printer WHERE print_no = ? AND user_id = ? AND deleted_at = ?`
+	if err := globals.GetDB().Select(&printer, sql, []interface{}{printNo, userId, utils.DefaultTimeValue}...); err != nil {
+		return false, err
+	}
+	if len(printer) != 1 {
+		return false, errors.New("用户打印机数据异常,联系管理员") // 打印机编号唯一
+	}
+	return true, nil
+}
+
+// DeletePrinterMsg 删除打印机消息
+func DeletePrinterMsg(printNos []string) error {
+	_, err := globals.GetDB().Exec(`DELETE FROM print_msg WHERE print_no IN (?) `, []interface{}{printNos}...)
+	return err
+}