package dataStruct

import (
	"MeterService/core/utils"
	"fmt"
	"sync"
	"time"
)

type DMapClientState struct {
	RWLock sync.Mutex //sync.RWMutex
	Map    *sync.Map
}

func NewDMapClientState() *DMapClientState {
	cm := &DMapClientState{
		Map: new(sync.Map),
	}
	return cm
}

func (cm *DMapClientState) Add(key string, val *ClientState) {
	cm.Map.Store(key, val)
}

func (cm *DMapClientState) Remove(key string) {
	cm.Map.Delete(key)
}

func (cm *DMapClientState) Get(key string) (*ClientState, bool) {
	res := &ClientState{
		Online: false,
	}
	x, ok := cm.Map.Load(key)
	if ok {
		res = x.(*ClientState)
		res.Online = true
		return res, true
	}
	return res, false
}

// AlterKey 修改key
func (cm *DMapClientState) AlterKey(before, after string) bool {
	if before == after {
		return true
	}
	if v, ok := cm.Map.Load(before); !ok {
		return false
	} else {
		if _, ok = cm.Map.Load(after); ok {
			return false
		}
		val := v.(*ClientState)
		cm.Map.Store(after, val)
		cm.Map.Delete(before)
		return true
	}
}

func (cm *DMapClientState) Len() int {
	return 0
}

func (cm *DMapClientState) Clean() {
	//cm.Map.Range(func(key, value any) bool {
	//	cm.Map.Delete(key)
	//	return true
	//})
	cm.Map = new(sync.Map)
}

// UpdateTime 更新时间
func (cm *ClientState) UpdateTime() {
	cm.Times = time.Now().Unix()
}

/* ================================================== */

// HeartBeat 心跳检测
// 每遍历一次 查看所有sess 上次接收消息时间  如果超过 num 就删除该 sess
func (cm *DMapClientState) HeartBeat(num int64) {
	for {
		time.Sleep(time.Second * 120)
		cm.Map.Range(func(k, v interface{}) bool {
			x := v.(*ClientState)
			if x.Online {
				if utils.ConnTimeoutJudge(x.Times) && x.FD.GetGRunFlag() {
					fmt.Println("HeartBeat Close...")
					x.FD.ExitClient()
				}
			}
			/*if vt.Online && time.Now().Unix()-vt.Times > num {
				if vt.FD.GetGRunFlag() {
					vt.FD.ExitClient() //CloseClient()
				}
				//this.Remove(i)
				//v.Online = false
			}*/
			return true
		})
	}
}