package trade

import (
	"time"

	cache "github.com/patrickmn/go-cache"
)

var MemCache *cache.Cache

func NewLock() {
	if MemCache != nil {
		return
	}
	MemCache = cache.New(5*time.Minute, 10*time.Minute)
}

// 锁仓，可以采用MemCache,Redis,File等。
func IsLock(symbol, side string) bool {
	lockKey := symbol + ":" + side
	_, found := MemCache.Get(lockKey)
	if found {
		return true
	}
	return false
}

func SetLock(symbol, side string, duration int64) {
	MemCache.Set(symbol+":"+side, true, time.Duration(duration)*time.Second)
}