package apiproto

import (
	"strconv"
	"strings"
	"time"

	"github.com/golang/protobuf/proto"
	"joylink.club/bj-rtsts-server/ats/verify/protos/state"
	"joylink.club/bj-rtsts-server/ats/verify/simulation"
	"joylink.club/bj-rtsts-server/ats/verify/simulation/wayside"
)

type SimulationServer struct{}

// 返回通道格式
func (t *SimulationServer) getChannelName() string {
	return "simulation-{sid}-devices-status"
}

// 消息运行间隔
func (t *SimulationServer) getInterval() time.Duration {
	return time.Second
}

// 返回所有数据
func (t *SimulationServer) allMsgData(params map[string]string) []byte {
	simId := params["SID"]
	if simId == "" {
		return nil
	}
	simulation := simulation.FindSimulation(simId)
	if simulation == nil {
		return nil
	}
	return []byte(generateTestState(simulation).String())
}

// 定时发送数据
func (t *SimulationServer) onTick() []TopicMsg {
	msgArr := make([]TopicMsg, len(simulation.SimulationMap))
	i := 0
	for k, v := range simulation.SimulationMap {
		channelName := handlerChannelName(k, t.getChannelName())
		b, err := proto.Marshal(generateTestState(v))
		if err != nil {
			panic(err)
		}
		msgArr[i] = TopicMsg{
			channalName: channelName,
			data:        b,
		}
		i++
	}
	return msgArr
}

// 处理订阅通道名称
func handlerChannelName(sid string, format string) string {
	return strings.Replace(format, "{sid}", sid, 1)
}

// 生成道岔测试状态数据
func generateTestState(v *wayside.VerifyMemory) *state.PushedDevicesStatus {
	switchMap := v.Status.SwitchStateMap
	switchArr := make([]*state.SwitchState, 9)
	if len(switchMap) == 0 {
		for i := 0; i < 9; i++ {
			switchArr[i] = &state.SwitchState{
				Id:      strconv.Itoa(i + 1),
				Normal:  true,
				Reverse: false,
			}
			v.Status.SwitchStateMap[strconv.Itoa(i+1)] = switchArr[i]
		}
	} else {
		i := 0
		for _, v := range switchMap {
			switchArr[i] = v
			i++
		}
	}
	return &state.PushedDevicesStatus{
		All: true,
		AllStatus: &state.AllDevicesStatus{
			SwitchState: switchArr,
		},
	}
}