package mqtt

import (
	"fmt"
	"strings"

	"joylink.club/bj-rtsts-server/config"
)

const (
	topicPrefix = "/" + config.SystemName + "/simulation/%s/"
	stateTopic  = topicPrefix + "state"
	sfpTopic    = topicPrefix + "sfp/%d"
	rccTopic    = topicPrefix + "rcc/%d"
	pslTopic    = topicPrefix + "psl/%d/%d"
	ibpTopic    = topicPrefix + "ibp/%d/%d"
)

var topicMap = map[string]string{
	"state": stateTopic,
	"sfp":   sfpTopic,
	"rcc":   rccTopic,
	"psl":   pslTopic,
	"ibp":   ibpTopic,
}

// 检测topic是否合法
func MatchTopic(topic string) bool {
	topicArr := strings.Split(topic, "/")
	for k, v := range topicMap {
		result := strings.Contains(topic, "/"+k)
		if result {
			fmtArr := strings.Split(v, "/")
			for i, f := range fmtArr {
				if f == "%s" || f == "%d" {
					continue
				} else {
					result = topicArr[i] == f
				}
				if !result {
					break
				}
			}
		}
		if result {
			return true
		}
	}
	return false
}

// 仿真状态消息topic
func GetStateTopic(simulationId string) string {
	return fmt.Sprintf(stateTopic, simulationId)
}

// 信号布置图设备状态消息topic
func GetSfpTopic(simulationId string, mapId int32) string {
	return fmt.Sprintf(sfpTopic, simulationId, mapId)
}

// 继电器组合柜布置图设备状态消息topic
func GetRccTopic(simulationId string, mapId int32) string {
	return fmt.Sprintf(rccTopic, simulationId, mapId)
}

// PSL设备状态消息topic
func GetPslTopic(simulationId string, mapId int32, boxId uint32) string {
	return fmt.Sprintf(pslTopic, simulationId, mapId, boxId)
}

// IBP设备状态消息topic
func GetIbpTopic(simulationId string, mapId int32, stationId uint32) string {
	return fmt.Sprintf(ibpTopic, simulationId, mapId, stationId)
}