package controllers
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import (
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"car-service/extend/code"
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"car-service/models"
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"car-service/service"
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"fmt"
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"github.com/astaxie/beego"
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"net/http"
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"sort"
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"sync"
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"time"
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)
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type CarController struct {
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beego.Controller
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}
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//实时计算剩余车位数量，达到条件就推送
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//要求：
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//1.停车数量小于等于5个推送，5个以下的数量变化都推送，推送给已注册手机号的用户，未注册的不推
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//2.满足上一条，如果此车辆已经进入学校停车场了，就不再给这个车牌对应的手机号推送空余车位消息
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//3.晚上10点到10点半，每间隔10分钟，给停车场内的车辆推送消息：请尽快驶出停车场
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func ComputeSpaceLeftRealTime() {
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ticker := time.NewTicker(3 * time.Second)
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prePushLeft := 0
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sv := service.NewCarService()
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initCacheM := false
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lowerLimit,_ := beego.AppConfig.Int("pushLowerLimit") //[0,5]
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nightPushTimes := 0
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for {
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select {
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case <-ticker.C:
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hikSta, flag := sv.Statistic()
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if flag {
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left := hikSta.Left
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if !initCacheM {
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models.SetSpaceNo(hikSta.TotalPlace)
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initCacheM = true
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}
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if left <=lowerLimit && left != prePushLeft {
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go func() {
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message := fmt.Sprintf("%s 剩余车位：%d个", time.Now().Format("2006-01-02 15:04:05"), left)
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b, e := service.PushByAlias("育英智慧停车", message)
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prePushLeft = left
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fmt.Println("b:", b,"e:",e, "message:", message)
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}()
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}
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updateSpaceLeft(left)
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}
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//判断当前是否在22:00-22:30之间
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now := time.Now()
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if now.Hour() == 21 && now.Minute()>=0 && now.Minute() <=29{
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if now.Minute() == 0 {
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if nightPushTimes ==0 {
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go nightPush()
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nightPushTimes++
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}
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} else if now.Minute() == 10 {
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if nightPushTimes == 1 {
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go nightPush()
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nightPushTimes++
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}
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} else if now.Minute() == 20 {
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if nightPushTimes == 2{
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go nightPush()
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nightPushTimes++
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}
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} else if now.Minute() == 29 {
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if nightPushTimes == 3{
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go nightPush()
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nightPushTimes++
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}
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}
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} else {
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nightPushTimes = 0
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}
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default:
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time.Sleep(500 * time.Millisecond)
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}
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}
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}
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func nightPush(){
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message := fmt.Sprintf("%s 请尽快驶出停车场", time.Now().Format("2006-01-02 15:04:05"))
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b, e := service.NightPush("育英智慧停车", message)
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fmt.Println("b:", b,"e:",e, "message:", message)
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}
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var cacheSpaceLeft int
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var cLock sync.RWMutex
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func updateSpaceLeft(num int) {
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cLock.Lock()
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defer cLock.Unlock()
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cacheSpaceLeft = num
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}
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func getSpaceLeft() int {
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cLock.Lock()
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defer cLock.Unlock()
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return cacheSpaceLeft
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}
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// @Title 统计剩余车位
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// @Description 统计剩余车位
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// @Success 200 {object} models.CarStatistic
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// @Failure 403 {string} json ""
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// @router /statistic [get]
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func (c *CarController) Statistic() {
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left := getSpaceLeft()
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sta := models.CarStatistic{
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Left: left,
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}
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resp := code.Code{
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Success: true,
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Status: http.StatusOK,
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Data: sta,
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}
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c.Data["json"] = resp
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c.ServeJSON()
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}
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// @Title 根据车牌号查找车位信息
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// @Description 根据车牌号查找车位信息
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// @Success 200 {object} models.CarPos
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// @Failure 403 {string} json ""
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// @router /carPos [get]
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func (c *CarController) findCar() {
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}
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// @Title 车位占用情况
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// @Description 车位占用情况
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// @Success 200 {object} models.PosResult
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// @Failure 403 {string} json ""
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// @router /spaceNo [get]
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func (c *CarController) SpaceNo() {
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userId := c.GetString("userId")
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sv := service.NewCarService()
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spaceNos := sv.FindSpaceNo(userId)
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sort.Sort(spaceNos)
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resp := code.Code{
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Success: true,
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Status: http.StatusOK,
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Data: spaceNos,
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}
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c.Data["json"] = resp
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c.ServeJSON()
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}
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func (c *CarController) BindCarSpace() {
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c.ServeJSON()
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}
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// @router /crossRecord [get]
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func (c *CarController) CrossRecord() {
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sv := service.NewCarService()
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records := sv.CrossRecords()
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resp := code.Code{
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Success: true,
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Status: http.StatusOK,
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Data: records,
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}
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c.Data["json"] = resp
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c.ServeJSON()
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}
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