处理打印信息

business/jxstore/event/event_tcp.go

@@ -3,6 +3,7 @@ package event
 import (
 	"encoding/hex"
 	"fmt"
+	"git.rosy.net.cn/jx-callback/business/model"
 	"git.rosy.net.cn/jx-callback/business/model/dao"
 	"git.rosy.net.cn/jx-callback/globals"
 	"github.com/astaxie/beego/client/orm"
@@ -17,10 +18,20 @@ const (
 	heartText        = "1e000f02000151"
 	printText        = "1e00180200"
 	printSuccessText = "1e001802000150"
+
+	printErrWithoutPaper = "05"
+
+	printMsgSuccess = 1  //打印成功
+	printMsgWait    = 0  //待打印
+	printMsgFail    = -1 //打印失败
 )
 
 var (
 	tcpClient = &TcpClient{}
+
+	printErrMap = map[string]string{
+		printErrWithoutPaper: "打印机缺纸！",
+	}
 )
 
 //连接的客户端,吧每个客户端都放进来
@@ -77,27 +88,85 @@ func handleConn(c net.Conn) {
 		data := hex.EncodeToString(buffer[:n])
 		//证明是心跳
 		if strings.Contains(data, heartText) {
-			printNo = data[len(heartText) : len(data)-8]
+			printNoData, _ := hex.DecodeString(data[len(heartText) : len(data)-8])
+			printNo = string(printNoData)
 			if tcpClient.Clients[printNo] == nil {
 				tcpClient.Clients[printNo] = c
 			} else {
 				//改变打印机状态
 			}
 		} else if strings.Contains(data, printText) {
-			//证明是打印成功
+			changePrintMsg(db, data)
+		}
+	}
+}
+
+func changePrintMsg(db *dao.DaoDB, data string) (err error) {
+	var (
+		printNo, comment string
+		orderNo          int64
+		status           int
+		printMsg         = &model.PrintMsg{}
+	)
+	//1、先找出打印机编号和订单序列号，这两个确定唯一一条消息
+	orderNo = h8l82int(data[len(data)-6:len(data)-4], data[len(data)-4:len(data)-2])
+	printNoData, _ := hex.DecodeString(data[len(printSuccessText) : len(data)-6])
+	printNo = string(printNoData)
+	//2、打印成功改变打印表的状态
 	if strings.Contains(data, printSuccessText) {
-				//打印成功改变打印表的状态
+		//1e001802000150323032313036313530303030313000013c
+		status = printMsgSuccess
 	} else {
 		//打印失败也改变状态并更新失败原因
+		status = printMsgFail
+		comment = printErrMap[data[12:14]]
+	}
+	if printMsg, err = dao.GetPrintMsg(db, printNo, orderNo); err != nil {
+		globals.SugarLogger.Debugf("changePrintMsg err :[%v]", err)
+		return
+	} else if printMsg == nil {
+		globals.SugarLogger.Debugf("changePrintMsg err ,not found printMsg printNo:[%v], orderNo :[%v]", printNo, orderNo)
+	} else {
+		printMsg.Comment = comment
+		printMsg.Status = status
+		dao.UpdateEntity(db, printMsg, "Comment", "Status")
+	}
+	return err
+}
+
+func handleTcpMessages() {
+	var (
+		db               = dao.GetDB()
+		offset, pageSize = 0, 10
+	)
+	db.Db = orm.NewOrmUsingDB("api") //读写这个库
+	for {
+		//一直读？
+		var err error
+		prints, _ := dao.GetPrintMsgs(db, printMsgWait, offset, pageSize)
+		for _, printMsg := range prints {
+			if printMsg != nil {
+				if err = checkPrintMsg(printMsg); err == nil {
+
+				}
+			} else {
+				err = fmt.Errorf("未查询到此printMsg")
 			}
 		}
 	}
 }
 
-func handleTcpMessages() {
+func checkPrintMsg(printMsg *model.PrintMsg) (err error) {
-	for {
+	if printMsg.Content == "" {
-
+		return fmt.Errorf("此打印信息内容为空！printMsg printNo:[%v], orderNo :[%v]", printMsg.PrintNo, printMsg.OrderNo)
 	}
+	if printMsg.PrintNo == "" {
+		return fmt.Errorf("此打印信息打印机编号为空！printMsg printNo:[%v], orderNo :[%v]", printMsg.PrintNo, printMsg.OrderNo)
+	}
+	if printMsg.OrderNo == 0 {
+		return fmt.Errorf("此打印信息订单序号为空！printMsg printNo:[%v], orderNo :[%v]", printMsg.PrintNo, printMsg.OrderNo)
+	}
+	return err
 }
 
 func Hextob(str string) []byte {
@@ -136,3 +205,22 @@ func int2h8l8(i int64) (h, l string) {
 	}
 	return h, l
 }
+
+func h8l82int(h, l string) (i int64) {
+	s1, s2 := xtob(h), xtob(l)
+	flag1 := 8 - len(s1)
+	flag2 := 8 - len(s2)
+	for m := 0; m < flag1; m++ {
+		s1 = "0" + s1
+	}
+	for j := 0; j < flag2; j++ {
+		s2 = "0" + s2
+	}
+	i, _ = strconv.ParseInt(s1+s2, 2, 10)
+	return i
+}
+
+func xtob(x string) string {
+	base, _ := strconv.ParseInt(x, 16, 10)
+	return strconv.FormatInt(base, 2)
+}

business/jxutils/tasksch/task.go

@@ -476,8 +476,10 @@ func (t *BaseTask) run(taskHandler func()) {
 			if t.finishHook != nil {
 				t.finishHook(t)
 			} else {
+				if globals.IsMainProductEnv() {
 					SendMessage(t)
 				}
+			}
 		})
 	}
 }

business/model/dao/dao_print.go

@@ -0,0 +1,37 @@
+package dao
+
+import (
+	"git.rosy.net.cn/jx-callback/business/model"
+)
+
+func GetPrintMsg(db *DaoDB, printNo string, orderNo int64) (prints *model.PrintMsg, err error) {
+	sql := `
+		SELECT *
+		  FROM print_msg 
+		 WHERE 1 = 1
+	`
+	sqlParams := []interface{}{}
+	if printNo != "" {
+		sql += ` AND print_no = ?`
+		sqlParams = append(sqlParams, printNo)
+	}
+	if orderNo != 0 {
+		sql += ` AND order_no = ?`
+		sqlParams = append(sqlParams, orderNo)
+	}
+	err = GetRow(db, &prints, sql, sqlParams)
+	return prints, err
+}
+
+func GetPrintMsgs(db *DaoDB, status, offset, pageSize int) (prints []*model.PrintMsg, err error) {
+	sql := `
+		SELECT *
+		  FROM print_msg 
+		 WHERE 1 = 1
+           AND status = ?
+		LIMIT ? OFFSET
+	`
+	sqlParams := []interface{}{status, pageSize, offset}
+	err = GetRows(db, &prints, sql, sqlParams)
+	return prints, err
+}

business/model/print.go

@@ -0,0 +1,11 @@
+package model
+
+type PrintMsg struct {
+	ModelIDCULD
+
+	PrintNo string `json:"print_no"`                 //打印机编号
+	Content string `orm:"type(text)" json:"content"` //订单内容
+	OrderNo int    `json:"order_no"`                 //订单序号
+	Status  int    `json:"status"`                   //打印状态
+	Comment string `json:"comment"`                  //失败原因
+}