查打印机状态

business/jxstore/cms/print.go

@@ -1,12 +1,20 @@
 package cms
 
 import (
+	"encoding/json"
 	"fmt"
 	"git.rosy.net.cn/jx-callback/business/model"
 	"git.rosy.net.cn/jx-callback/business/model/dao"
+	"net"
+	"os"
 	"time"
 )
 
+type PrintInfo struct {
+	PrintNo string
+	AppID   int
+}
+
 func AddPrinter(appID int, printNo, printKey, name string) (err error) {
 	var (
 		db = dao.GetDB()
@@ -110,3 +118,46 @@ func GetPrintMsg(appID int, msgID string) (printMsg *model.PrintMsg, err error)
 	}
 	return printMsg, err
 }
+
+func GetPrinterStatus(appID int, printNo string) (status int, err error) {
+	var (
+		db = dao.GetDB()
+	)
+	//看有没有
+	if printers, _ := dao.GetPrinters(db, appID, printNo); len(printers) == 0 {
+		return status, fmt.Errorf("该应用下未找到该打印机！print_no : %v", printNo)
+	} else {
+		server := "print.jxcs.net:8000"
+		tcpAddr, err := net.ResolveTCPAddr("tcp4", server)
+		if err != nil {
+			os.Exit(1)
+			return status, err
+		}
+		conn, err := net.DialTCP("tcp", nil, tcpAddr)
+		if err != nil {
+			return status, err
+		}
+		status = connHandler(conn, &PrintInfo{
+			PrintNo: printNo,
+			AppID:   appID,
+		})
+	}
+	return status, err
+}
+
+func connHandler(c net.Conn, printInfo *PrintInfo) (status int) {
+	defer c.Close()
+	//缓冲
+	buf := make([]byte, 1024)
+	for {
+		data, _ := json.Marshal(printInfo)
+		//写入数据
+		c.Write(data)
+		//服务器端返回的数据写入buf
+		c.Read(buf)
+		//status = buf[:]
+		//服务器端回传的信息
+		//fmt.Println("server response:", string(buf[0:cnt]))
+	}
+	return status
+}

business/jxstore/cms/temp.go

@@ -1,66 +1,9 @@
 package cms
 
-import (
-	"fmt"
-	"git.rosy.net.cn/baseapi/utils"
-	"net"
-	"os"
-)
-
 var (
 	textChan chan string
 )
 
 func TestTemp() {
-	server := "127.0.0.1:8000"
-	tcpAddr, err := net.ResolveTCPAddr("tcp4", server)
-	if err != nil {
-		fmt.Fprintf(os.Stderr, "Fatal error: %s", err.Error())
-		os.Exit(1)
-	}
-	fmt.Println("tcpaddr", utils.Format4Output(tcpAddr, true))
-	conn, err := net.DialTCP("tcp", nil, tcpAddr)
-	if err != nil {
-		fmt.Println("Dial err:", err)
-		return
-	}
-	textChan = make(chan string, 10)
-	connHandler(conn)
-}
 
-func TestTemp2(data string) {
-	textChan <- data
-}
-
-func connHandler(c net.Conn) {
-	//接收终端输入
-	//reader := bufio.NewReader(os.Stdin)
-	//缓冲
-	//buf := make([]byte, 1024)
-	fmt.Println("Please input data...")
-	go func() {
-		for {
-			//读取终端输入直到读取到\n
-			//input, err := reader.ReadString('\n')
-			//if err != nil {
-			//	fmt.Println("ReadString err:", err)
-			//	return
-			//}
-			s := <-textChan
-			//写入数据
-			n, err := c.Write([]byte(s))
-			if err != nil {
-				fmt.Println("Write err:", err, n)
-				return
-			}
-			//服务器端返回的数据写入buf
-			//cnt, err := c.Read(buf)
-			//if err != nil {
-			//	fmt.Println("Read err:", err)
-			//	return
-			//}
-			//服务器端回传的信息
-			//fmt.Println("server response:", string(buf[0:cnt]))
-		}
-	}()
 }

controllers/api_controller.go

@@ -340,3 +340,26 @@ func (c *ApiController) GetPrintMsg(dataMap map[string]interface{}) (data, errCo
 	}
 	return data, errCode, err
 }
+
+//查询打印机状态
+func (c *ApiController) GetPrinterStatus(dataMap map[string]interface{}) (data, errCode string, err error) {
+	var (
+		printNo string
+		appID   int
+	)
+	globals.SugarLogger.Debugf("Begin API GetPrinterStatus data: [%v]", utils.Format4Output(dataMap, false))
+	if _, ok := dataMap[keyPrintNo].(string); !ok {
+		return buildParamErrCodeAndErr(keyPrintNo)
+	} else {
+		if printNo = dataMap[keyPrintNo].(string); printNo == "" {
+			return buildParamErrCodeAndErr(keyPrintNo)
+		}
+	}
+	appID = dataMap[keyAppID].(int)
+	if status, err := cms.GetPrinterStatus(appID, printNo); err != nil {
+		return "", model.ErrCodeGeneralFailed, err
+	} else {
+		return utils.Int2Str(status), errCode, err
+	}
+	return data, errCode, err
+}