687 lines
22 KiB
Go
687 lines
22 KiB
Go
package event
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import (
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"encoding/hex"
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"fmt"
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"git.rosy.net.cn/baseapi/utils"
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"git.rosy.net.cn/jx-callback/business/jxutils"
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"git.rosy.net.cn/jx-callback/business/model"
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"git.rosy.net.cn/jx-callback/business/model/dao"
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"git.rosy.net.cn/jx-callback/globals"
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"net"
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"regexp"
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"strconv"
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"strings"
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"sync"
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"time"
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)
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const (
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heartText = "1e000f02000151" // 老版心跳
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heartTextNew = "1e001a02000151" // 新版心跳
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printText = "1e00180200" // 老版打印回调
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printTextNew = "1e00190200" // 新版打印回调
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printSuccessText = "1e001802000150" // 老版消息打印
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printSuccessTextNew = "1e001902000150" // 新版消息打印
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printErrWithoutPaper = "05"
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printMsgAlreadySend = 2 //已经发出打印消息
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printMsgSuccess = 1 //打印成功
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PrintMsgWait = 0 //待打印
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printMsgFail = -1 //打印失败（打印机报出）
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printMsgErr = -2 //京西报出
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PrintMsgAlreadyLoad = 3 //已放入队列
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heartErrNormal = "00" //正常
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heartErrWithoutPaper = "04" //心跳错，缺纸
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heartErrHot = "08" //过热
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printerStatusOnlineWithoutPaper = 2 //在线缺纸
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printerStatusOnline = 1 //在线
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printerStatusOffline = -1 //离线
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printerStatusOfflineAll = -9 //其他异常状态
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PrintSoundMaxNumber = 16 // 十六进制最大补位
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PlaceFillingParam = "0" // 补位参数
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)
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//标签
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const (
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signBR = "<br>" //换行
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signCenter = "<center>" //居中
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signLeft = "<left>" //居左
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signRight = "<right>" //居右
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signBig = "<b>" //字体放大
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signHighBig = "<hb>" //字体纵向放大
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signWideBig = "<wb>" //字体横向放大
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signQrCenter = "<qrc>" //二维码居中
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signQrLeft = "<qrl>" //二维码居左
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signQrRight = "<qrr>" //二维码居右
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signSound, signSoundEnd = "<sound>", "</sound>" // 声音结束标签
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// GPRS通讯说明，打印机识别二进制码
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hexSignBROrEXE = "0a" // 换行
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hexSignCenter = "1b6101" // 居中打印
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hexSignLeft = "1b6100" // 恢复居左打印
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hexSignRight = "1b6102" // 居右打印
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hexSignNormal = "1b2100"
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hexSignBig = "1b2130" // 横向及纵向都放大
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hexSignHighBig = "1b2110" // 倍高
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hexSignWideBig = "1b2120" // 倍宽
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hexSignQrCenter = "1d5802" // 二维码居中
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hexSignQrLeft = "1d5800" // 二维码居左
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hexSignQrRight = "1d5804" // 二维码居右
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hexSignQr = "1b5a000106" // "1b5a000106" 0600 : 后面二维码的字节数
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hexSignQrEnd = "000a1b40" // 000a0a0a1b40
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hexSignSound = "1d6b40" // 音频指令(自定义语音指令)
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hexSignSoundSolidification = "1B594155" // 音频指令(固化指令)
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//起始标签 -- 自定义标签utf8转码为gbk字符集
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byteSignBR = "3c62723e" // 换行
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byteSignCenter = "3c63656e7465723e" // 居中
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byteSignLeft = "3c6c6566743e" // 居左
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byteSignRight = "3c72696768743e" // 居右
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byteSignBig = "3c623e" // 字体放大
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byteSignHighBig = "3c68623e" // 字体纵向放大
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byteSignWideBig = "3c77623e" // 字体横向放大
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byteSignQrCenter = "3c7172633e" // 二维码居中
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byteSignQrLeft = "3c71726c3e" // 二维码居左
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byteSignQrRight = "3c7172723e" // 二维码居右
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byteSignSound = "3c736f756e643e" // 声音
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//结束标签
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byteSignCenterE = "3c2f63656e7465723e" // 居中
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byteSignLeftE = "3c2f6c6566743e" // 居左
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byteSignRightE = "3c2f72696768743e" // 居右
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byteSignBigE = "3c2f623e" // 字体放大
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byteSignHighBigE = "3c2f68623e" // 字体纵向放大
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byteSignWideBigE = "3c2f77623e" // 字体横向放大
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byteSignQrCenterE = "3c2f7172633e" // 二维码居中
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byteSignQrLeftE = "3c2f71726c3e" // 二维码居左
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byteSignQrRightE = "3c2f7172723e" // 二维码居右
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byteSignSoundE = "3c2f736f756e643e" // 声音
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)
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var (
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printErrMap = map[string]string{
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printErrWithoutPaper: "打印机缺纸！",
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}
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signMap = map[string]string{
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byteSignBR: hexSignBROrEXE,
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}
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regexpQrc = regexp.MustCompile(byteSignQrCenter + "(.*?)" + byteSignQrCenterE)
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regexpQrl = regexp.MustCompile(byteSignQrLeft + "(.*?)" + byteSignQrLeftE)
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regexpQrr = regexp.MustCompile(byteSignQrRight + "(.*?)" + byteSignQrRightE)
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regexpSound = regexp.MustCompile(byteSignSound + "(.*?)" + byteSignSoundE)
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regexpSoundSpan = regexp.MustCompile(signSound + "(.*?)" + signSoundEnd)
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)
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type PrintInfo struct {
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C net.Conn
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Status int // 2 //在线缺纸 1 //在线 -1 //离线
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StatusTime time.Time
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}
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//type PrintPoolMap struct {
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// *sync.RWMutex
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// PrintObj *TcpClient
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//}
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//连接的客户端,吧每个客户端都放进来
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type TcpClient struct {
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Clients map[string]*PrintInfo //放tcp连接的，printNo 为key
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MsgMap map[string]chan *model.PrintMsg //放打印信息的，printNo为key
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CallBackMap map[string]chan string //放打印信息回调信息的，printNo为key
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TimeoutMap map[string]bool //退出channel
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*sync.RWMutex
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}
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type GetPrintStatus struct {
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PrintNo string //打印机编号
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AppID int
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}
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//从连接池删除，并关闭连接
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func (t *TcpClient) delConn(key string) {
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t.Lock()
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defer t.Unlock()
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if t.Clients[key].C != nil {
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t.Clients[key].C.Close()
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}
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delete(t.Clients, key)
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}
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//添加到连接池中
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func addConn(c net.Conn, t *TcpClient, key string, status int) {
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t.Lock()
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defer t.Unlock()
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t.Clients[key] = &PrintInfo{
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C: c,
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Status: status,
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StatusTime: time.Now(),
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}
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}
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func (t *TcpClient) buildMsgMap(key string) {
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t.Lock()
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defer t.Unlock()
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dataChan := make(chan *model.PrintMsg, 1024)
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t.MsgMap[key] = dataChan
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}
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func (t *TcpClient) buildCallBackMap(key string) {
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t.Lock()
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defer t.Unlock()
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dataChan := make(chan string, 1024)
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t.CallBackMap[key] = dataChan
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}
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func (t *TcpClient) buildTimeoutMap(key string) {
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t.Lock()
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defer t.Unlock()
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//dataChan := make(chan bool)
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//t.TimeoutMap[key] = dataChan
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t.TimeoutMap[key] = true
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}
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func (t *TcpClient) getTimeOut(key string) bool {
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t.RLock()
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defer t.RUnlock()
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//return <-t.TimeoutMap[key]
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return t.TimeoutMap[key]
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}
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func buildAllMap(t *TcpClient, key string) {
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t.Lock()
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defer t.Unlock()
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t.MsgMap[key] = make(chan *model.PrintMsg, 1024)
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t.CallBackMap[key] = make(chan string, 1024)
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t.TimeoutMap[key] = true
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}
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func BuildAllMap(t *TcpClient, key string) {
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buildAllMap(t, key)
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}
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func (t *TcpClient) getPrintStatus(key string) int {
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t.RLock()
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defer t.RUnlock()
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if t.Clients[key] != nil {
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return t.Clients[key].Status
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} else {
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return printerStatusOfflineAll
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}
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}
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func (t *TcpClient) getPrintConn(key string) net.Conn {
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t.RLock()
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defer t.RUnlock()
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if t.Clients[key] != nil {
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return t.Clients[key].C
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} else {
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return nil
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}
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}
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func (t *TcpClient) getPrintStatusTime(key string) time.Time {
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t.RLock()
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defer t.RUnlock()
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if t.Clients[key] != nil {
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return t.Clients[key].StatusTime
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} else {
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return utils.ZeroTimeValue
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}
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}
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// 获取连接对象
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func (t *TcpClient) getClients(key string) *PrintInfo {
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t.RLock()
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defer t.RUnlock()
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return t.Clients[key]
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}
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func (t *TcpClient) isExistMsg(key string) bool {
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t.RLock()
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defer t.RUnlock()
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if t.MsgMap[key] == nil {
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return false
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} else {
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return true
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}
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}
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func (t *TcpClient) isExistCallback(key string) bool {
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t.RLock()
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defer t.RUnlock()
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if t.CallBackMap[key] == nil {
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return false
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} else {
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return true
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}
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}
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func (t *TcpClient) isExist(key string) bool {
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t.RLock()
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defer t.RUnlock()
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if t.Clients[key] == nil {
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return false
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} else {
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return true
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}
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}
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func (t *TcpClient) setPrintStatus(key string, status int) {
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t.Lock()
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defer t.Unlock()
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if t.Clients[key] != nil {
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t.Clients[key].Status = status
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//t.Clients[key].StatusTime = time.Now()
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}
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}
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func (t *TcpClient) setPrintStatusTime(key string) {
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t.Lock()
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defer t.Unlock()
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if t.Clients[key] != nil {
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//t.Clients[key].Status = status
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t.Clients[key].StatusTime = time.Now()
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}
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}
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func (t *TcpClient) addMsgChan(printMsg *model.PrintMsg) (err error) {
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t.Lock()
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defer func() {
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t.Unlock()
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if r := recover(); r != nil && r.(error).Error() == "send on closed channel" {
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err = fmt.Errorf("send on closed channel")
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}
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}()
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if t.MsgMap[printMsg.PrintNo] == nil {
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dataChan := make(chan *model.PrintMsg, 1024)
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t.MsgMap[printMsg.PrintNo] = dataChan
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}
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t.MsgMap[printMsg.PrintNo] <- printMsg
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return err
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}
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func (t *TcpClient) addCallbackChan(key, data string) {
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t.Lock()
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defer t.Unlock()
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if t.CallBackMap[key] == nil {
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dataChan := make(chan string, 1024)
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t.CallBackMap[key] = dataChan
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}
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t.CallBackMap[key] <- data
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}
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func (t *TcpClient) GetCallbackChan(key string) string {
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t.RLock()
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defer t.RUnlock()
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if t.CallBackMap[key] == nil {
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return ""
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}
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return <-t.CallBackMap[key]
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}
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func (t *TcpClient) clear(key string) {
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t.Lock()
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defer t.Unlock()
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t.Clients[key].C.Close()
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delete(t.Clients, key)
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close(t.MsgMap[key])
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delete(t.MsgMap, key)
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close(t.CallBackMap[key])
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delete(t.CallBackMap, key)
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delete(t.TimeoutMap, key)
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}
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func NewTcpClient() *TcpClient {
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t := &TcpClient{
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Clients: make(map[string]*PrintInfo),
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CallBackMap: make(map[string]chan string),
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MsgMap: make(map[string]chan *model.PrintMsg),
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TimeoutMap: make(map[string]bool, 0),
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}
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t.RWMutex = new(sync.RWMutex)
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return t
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}
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func printStatus2JxStatus(printStatus string) (status int) {
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if printStatus == heartErrWithoutPaper {
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return printerStatusOnlineWithoutPaper
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} else if printStatus == heartErrNormal {
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return printerStatusOnline
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}
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return status
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}
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func getCallbackMsgInfo(data string) (orderNo int64, printNo string) {
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orderNo = h8l82int(data[len(data)-6:len(data)-4], data[len(data)-4:len(data)-2])
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printNoData, _ := hex.DecodeString(data[len(printSuccessText) : len(data)-6])
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printNo = string(printNoData)
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return orderNo, printNo
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}
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func changePrinterStatus(printNo string, status int) {
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var (
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db = dao.GetDB()
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)
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if printer, err := dao.GetPrinter(db, printNo); err == nil && printer != nil {
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var feilds []string
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if printer.Status != status {
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printer.Status = status
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feilds = append(feilds, "Status")
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}
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isOnline := 0
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if status == printerStatusOnline || status == printerStatusOnlineWithoutPaper {
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isOnline = model.YES
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} else {
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isOnline = model.NO
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printer.OfflineCount++
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feilds = append(feilds, "OfflineCount")
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}
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if isOnline != printer.IsOnline {
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printer.IsOnline = isOnline
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feilds = append(feilds, "IsOnline")
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}
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if len(feilds) > 0 {
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dao.UpdateEntity(db, printer, feilds...)
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}
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}
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}
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//按打印机方提供的文档来的
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func buildMsg(printMsg *model.PrintMsg) (data []byte, err error) {
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var (
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content = printMsg.Content
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orderNo = printMsg.OrderNo
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str = "1e"
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const1 = "0200ff50"
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printInit = "1b40" //打印机初始化
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//voice = "1d6b401dfd001a01015b7631365d736f756e64622cc4fad3d0d0c2b6a9b5a5c0b1" //语音，中国
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//qr = "1d58021b5a0001061600747470733a2f2f7777772e62616964752e636f6d2f1b000A0A0A1B40"
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orderNoHexH, orderNoHexL, printData string
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)
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//写入数据
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no, err := strconv.ParseInt(orderNo, 10, 64)
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if err != nil {
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globals.SugarLogger.Debug("order_msg Order_no 转换异常")
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}
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orderNoHexH, orderNoHexL = int2h8l8(no)
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// 将数据与模板组装
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if strings.Contains(content, "•") {
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content = strings.ReplaceAll(content, "•", "-")
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}
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printDataGBK, _ := jxutils.Utf8ToGbk([]byte(utils.FilterEmoji(content)))
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printData = hex.EncodeToString(printDataGBK)
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printData = replaceContent(printData, printMsg)
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lenData := int64(len(str) + len(const1) + len(orderNoHexH) + len(orderNoHexL) + len(printInit) + 2 + 4 + len(printData))
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x1, x2 := int2h8l8(lenData / 2)
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dataStr := str + x1 + x2 + const1 + orderNoHexH + orderNoHexL + printInit + printData
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check := getCheckSum(dataStr)
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return jxutils.Hextob(dataStr + check), err
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}
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func getCheckSum(str string) (check string) {
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var sum int64
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for i := 0; i < len(str); i = i + 2 {
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b := string(str[i]) + string(str[i+1])
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bt, _ := strconv.ParseInt(b, 16, 32)
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sum += bt
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}
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_, check = int2h8l8(sum)
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return check
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}
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//内容中的标签替换成指令
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func replaceContent(content string, printMsg *model.PrintMsg) (result string) {
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var (
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lenqr int
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hexLenqr string
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)
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result = content
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for k, v := range signMap {
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if strings.Contains(result, k) {
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result = strings.ReplaceAll(result, k, v)
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}
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}
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// 居中标签
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if strings.Contains(result, byteSignCenter) && strings.Contains(result, byteSignCenterE) {
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result = strings.ReplaceAll(result, byteSignCenter, hexSignCenter)
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result = strings.ReplaceAll(result, byteSignCenterE, hexSignBROrEXE+hexSignLeft)
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}
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// 居左标签
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if strings.Contains(result, byteSignLeft) && strings.Contains(result, byteSignLeftE) {
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result = strings.ReplaceAll(result, byteSignLeft, hexSignLeft)
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result = strings.ReplaceAll(result, byteSignLeftE, hexSignBROrEXE+hexSignLeft)
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}
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// 居右标签
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if strings.Contains(result, byteSignRight) && strings.Contains(result, byteSignRightE) {
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result = strings.ReplaceAll(result, byteSignRight, hexSignRight)
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result = strings.ReplaceAll(result, byteSignRightE, hexSignBROrEXE+hexSignLeft)
|
||
}
|
||
// 字体放大
|
||
if strings.Contains(result, byteSignBig) && strings.Contains(result, byteSignBigE) {
|
||
result = strings.ReplaceAll(result, byteSignBig, hexSignBig)
|
||
result = strings.ReplaceAll(result, byteSignBigE, hexSignBROrEXE+hexSignNormal)
|
||
}
|
||
// 字体高大
|
||
if strings.Contains(result, byteSignHighBig) && strings.Contains(result, byteSignHighBigE) {
|
||
result = strings.ReplaceAll(result, byteSignHighBig, hexSignHighBig)
|
||
result = strings.ReplaceAll(result, byteSignHighBigE, hexSignBROrEXE+hexSignNormal)
|
||
}
|
||
// 字体宽大
|
||
if strings.Contains(result, byteSignWideBig) && strings.Contains(result, byteSignWideBigE) {
|
||
result = strings.ReplaceAll(result, byteSignWideBig, hexSignWideBig)
|
||
result = strings.ReplaceAll(result, byteSignWideBigE, hexSignBROrEXE+hexSignNormal)
|
||
}
|
||
// 二维码居中
|
||
if strings.Contains(result, byteSignQrCenter) && strings.Contains(result, byteSignQrCenterE) {
|
||
if qrs := regexpQrc.FindStringSubmatch(result); len(qrs) > 0 {
|
||
lenqr = len(qrs[1]) / 2
|
||
hexLenqr = fmt.Sprintf("%x", lenqr)
|
||
if len(hexLenqr) < 2 {
|
||
hexLenqr = "0" + hexLenqr
|
||
}
|
||
}
|
||
result = strings.ReplaceAll(result, byteSignQrCenter, hexSignQrCenter+hexSignQr+hexLenqr+"00")
|
||
result = strings.ReplaceAll(result, byteSignQrCenterE, hexSignQrEnd)
|
||
}
|
||
// 二维码局左
|
||
if strings.Contains(result, byteSignQrLeft) && strings.Contains(result, byteSignQrLeftE) {
|
||
if qrs := regexpQrl.FindStringSubmatch(result); len(qrs) > 0 {
|
||
lenqr = len(qrs[1]) / 2
|
||
hexLenqr = fmt.Sprintf("%x", lenqr)
|
||
if len(hexLenqr) < 2 {
|
||
hexLenqr = "0" + hexLenqr
|
||
}
|
||
}
|
||
result = strings.ReplaceAll(result, byteSignQrLeft, hexSignQrLeft+hexSignQr+hexLenqr+"00")
|
||
result = strings.ReplaceAll(result, byteSignQrLeftE, hexSignQrEnd)
|
||
}
|
||
// 二维码居右
|
||
if strings.Contains(result, byteSignQrRight) && strings.Contains(result, byteSignQrRightE) {
|
||
if qrs := regexpQrr.FindStringSubmatch(result); len(qrs) > 0 {
|
||
lenqr = len(qrs[1])
|
||
hexLenqr = fmt.Sprintf("%x", lenqr)
|
||
if len(hexLenqr) < 2 {
|
||
hexLenqr = "0" + hexLenqr
|
||
}
|
||
}
|
||
result = strings.ReplaceAll(result, byteSignQrRight, hexSignQrRight+hexSignQr+hexLenqr+"00")
|
||
result = strings.ReplaceAll(result, byteSignQrRightE, hexSignQrEnd)
|
||
}
|
||
// 固定模板输出语音
|
||
if strings.Contains(result, byteSignSound) && strings.Contains(result, byteSignSoundE) {
|
||
var soundStr []string
|
||
for _, v1 := range strings.Split(result, byteSignSoundE) {
|
||
v1 += byteSignSoundE
|
||
if sounds := regexpSound.FindStringSubmatch(v1); len(sounds) > 0 {
|
||
sound := sounds[1]
|
||
// 将语音包转换为十六进制
|
||
voice := ""
|
||
for _, v := range strings.Split(sound, "2c") {
|
||
voice += hexSignSoundSolidification
|
||
soundNum, _ := hex.DecodeString(v) // 十六进制转字符串
|
||
intSound, _ := strconv.ParseInt(string(soundNum), 10, 64)
|
||
int16Sound := strconv.FormatInt(intSound, 16)
|
||
if intSound < PrintSoundMaxNumber { // 小于十六补位
|
||
voice += PlaceFillingParam + int16Sound
|
||
} else {
|
||
voice += int16Sound
|
||
}
|
||
}
|
||
soundStr = append(soundStr, voice)
|
||
}
|
||
}
|
||
|
||
result = strings.ReplaceAll(result, byteSignSound, "*")
|
||
result = strings.ReplaceAll(result, byteSignSoundE, "&")
|
||
for i := 0; i < len(soundStr); i++ {
|
||
start := strings.Index(result, "*")
|
||
end := strings.Index(result, "&")
|
||
result = strings.Replace(result, result[start:end+1], soundStr[i], 1)
|
||
}
|
||
}
|
||
// 自动合成语音功能
|
||
//if strings.Contains(result, byteSignSound) && strings.Contains(result, byteSignSoundE) {
|
||
// if sounds := regexpSound.FindStringSubmatch(result); len(sounds) > 0 {
|
||
// sound := sounds[1]
|
||
// if printer, _ := dao.GetPrinter(dao.GetDB(), printMsg.PrintNo); printer != nil {
|
||
// //先把结束标签消了
|
||
// result = strings.ReplaceAll(result, byteSignSoundE, "")
|
||
// soundPrefix := ""
|
||
// if printer.Sound != "" {
|
||
// soundPrefix = "[v" + utils.Int2Str(printer.Volume*2) + "]" + printer.Sound
|
||
// } else {
|
||
// soundPrefix = "[v" + utils.Int2Str(printer.Volume*2) + "]"
|
||
// }
|
||
// hexPrefix, _ := jxutils.Utf8ToGbk([]byte(soundPrefix))
|
||
// hexPrefixStr := hex.EncodeToString(hexPrefix)
|
||
// realSound := hexPrefixStr + sound
|
||
// allLen := fmt.Sprintf("%x", (len("fd001a0101")+len(realSound))/2)
|
||
// if len(allLen) < 2 {
|
||
// allLen = "0" + allLen
|
||
// }
|
||
// soundLenH, soundLenX := int2h8l8(int64((len(realSound) + len("0101")) / 2))
|
||
// result = strings.ReplaceAll(result, byteSignSound, hexSignSound+allLen+"fd"+soundLenH+soundLenX+"0100"+hexPrefixStr)
|
||
// }
|
||
// }
|
||
//}
|
||
return result
|
||
}
|
||
|
||
func checkPrintMsg(db *dao.DaoDB, printMsg *model.PrintMsg) (err error) {
|
||
if printMsg.Content == "" {
|
||
return fmt.Errorf("此打印信息内容为空！printMsg printNo:[%v], orderNo :[%v] 1", 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] 2", printMsg.PrintNo, printMsg.OrderNo)
|
||
}
|
||
if printMsg.OrderNo == "" {
|
||
return fmt.Errorf("此打印信息订单序号为空！printMsg printNo:[%v], orderNo :[%v] 3", printMsg.PrintNo, printMsg.OrderNo)
|
||
}
|
||
//if printer, err := dao.GetPrinter(db, printMsg.PrintNo); err == nil {
|
||
// if printer != nil {
|
||
// if printer.FlowFlag == 1 {
|
||
// return fmt.Errorf("此打印机当月流量已用完，请及时充值！printNo:[%v]", printMsg.PrintNo)
|
||
// }
|
||
// }
|
||
//}
|
||
return err
|
||
}
|
||
|
||
func int2h8l8(i int64) (h, l string) {
|
||
origin2 := fmt.Sprintf("%b", i)
|
||
flag := 16 - len(origin2)
|
||
for i := 0; i < flag; i++ {
|
||
origin2 = "0" + origin2
|
||
}
|
||
begin8 := origin2[:8]
|
||
end8 := origin2[8:]
|
||
r1, _ := strconv.ParseInt(begin8, 2, 32)
|
||
r2, _ := strconv.ParseInt(end8, 2, 32)
|
||
h = fmt.Sprintf("%x", r1)
|
||
l = fmt.Sprintf("%x", r2)
|
||
if len(h)%2 != 0 {
|
||
h = "0" + h
|
||
}
|
||
if len(l)%2 != 0 {
|
||
l = "0" + l
|
||
}
|
||
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, 32)
|
||
return i
|
||
}
|
||
|
||
func xtob(x string) string {
|
||
base, _ := strconv.ParseInt(x, 16, 10)
|
||
return strconv.FormatInt(base, 2)
|
||
}
|
||
|
||
// Heartbeat 心跳回调
|
||
func Heartbeat(c net.Conn, t *TcpClient, data string, printNo string, printRemoteAddr string) {
|
||
//printNoData, _ := hex.DecodeString(data[len(heartText) : len(data)-8])
|
||
//printNo = string(printNoData)
|
||
status := printStatus2JxStatus(data[len(data)-8 : len(data)-6])
|
||
//如果没在连接池里
|
||
//1、加到连接池中，不同的打印机no开不同的goroutine
|
||
//2、初始化channel，每个打印机一个，放打印消息和打印回调消息
|
||
//3、读数据库里的待打印信息，放到打印channel中
|
||
//4、读打印channel并打印，并切等待回调channel中的消息
|
||
//5、修改数据库中打印机状态（没在连接池中说明是重新连接的）
|
||
//6、监听心跳时间，超过1分多钟就clear掉
|
||
if t.getClients(printNo) == nil || t == nil {
|
||
addConn(c, t, printNo, status)
|
||
buildAllMap(t, printNo)
|
||
//t.TimeoutMap[printNo] <- true
|
||
HandleTcpMessages(t, printNo)
|
||
doPrint(t, printNo)
|
||
if status == printerStatusOnline {
|
||
//t.printFail()
|
||
}
|
||
changePrinterStatus(printNo, status)
|
||
// todo 暂时关闭心跳检测
|
||
HandleCheckTcpHeart(t, printNo)
|
||
// todo 证明打印机已经被激活,将激活打印机存入数据库,保证用户不能无限制绑定打印机
|
||
if err := dao.NotExistsCreate(printNo); err != nil {
|
||
globals.SugarLogger.Debugf("监听打印机心跳,不存在则创建 :[%v],printNo[%s]", err, printNo)
|
||
}
|
||
|
||
PrintObject[printNo] = t
|
||
PrintAddrAndIp[printRemoteAddr] = printNo
|
||
PrintIpAndAddr[printNo] = printRemoteAddr
|
||
} else {
|
||
//在加到连接池中已经更新了时间，所以放在else里
|
||
t.setPrintStatusTime(printNo)
|
||
}
|
||
//状态不一致再更新状态（可能缺纸了，过热了等）
|
||
t.setPrintStatus(printNo, status)
|
||
changePrinterStatus(printNo, status)
|
||
}
|
||
|
||
// Callback 打印成功回调
|
||
func Callback(c net.Conn, t *TcpClient, data string, printNo string) {
|
||
//打印消息发送后，打印机会回调该条打印消息的状态（打印成功or失败，失败原因..）
|
||
//将回调的信息放到回调channel中，打印成功后再打印下一条消息
|
||
//_, printNo = getCallbackMsgInfo(data)
|
||
//更新打印机心跳时间（打印机本身不会在打印的同时，或回调的同时发心跳消息，会导致心跳判断超时，这里更新一下）
|
||
t.setPrintStatusTime(printNo)
|
||
t.addCallbackChan(printNo, data)
|
||
}
|