package entity

import (
	"fmt"
	"strings"
	"unsafe"

	"joylink.club/ecs"
	"joylink.club/rtsssimulation/component"
	"joylink.club/rtsssimulation/repository"
	"joylink.club/rtsssimulation/repository/model/proto"
)

// 加载道岔实体
func LoadTurnouts(w ecs.World) error {
	data := GetWorldData(w)
	turnouts := data.Repo.TurnoutList()
	for _, turnout := range turnouts {
		entry := NewTurnoutEntity(w, turnout.Id(), data)
		var err error
		switch turnout.SwitchMachineType() {
		case proto.Turnout_ZDJ9_Single:
			err = LoadTurnoutZdj9One(w, turnout, entry)
		case proto.Turnout_ZDJ9_Double:
			err = LoadTurnoutZdj9Two(w, turnout, entry, data.EntityMap)
		default:
			panic(fmt.Sprintf("id=%s的道岔没有转辙机型号数据", turnout.Id()))
		}
		if err != nil {
			fmt.Println("加载道岔异常:", err.Error())
			// return err
		}
	}
	return nil
}

// 加载道岔ZDJ9单机转辙机
func LoadTurnoutZdj9One(w ecs.World, turnout *repository.Turnout, entry *ecs.Entry) error {
	panic("道岔ZDJ9单机转辙机加载未实现")
}

// 加载道岔ZDJ9双机转辙机
func LoadTurnoutZdj9Two(w ecs.World, turnout *repository.Turnout, entry *ecs.Entry, entityMap map[string]*ecs.Entry) error {
	// 加载转辙机
	entrys := w.CreateMany(2, component.ZzjStateType, component.TwoPositionTransformType)
	// 给道岔添加转辙机引用组件
	entry.AddComponent(component.TurnoutZzjType, unsafe.Pointer(&component.TurnoutZzj{
		ZzjList: entrys,
	}))

	// 继电器组合电路
	groups := turnout.RelayGroups()
	size := len(groups)
	if size == 3 { // 有继电器组合，加载继电器实体和电路相关组件
		zdj9TwoElectronic := &component.Zdj9TwoElectronic{}
		for _, group := range groups {
			elecs := group.Components()
			if group.Code() == "TDC" {
				for _, elec := range elecs {
					relay := elec.(*repository.Relay)
					if relay.Code() == "DCJ" {
						zdj9TwoElectronic.TDC_DCJ = NewRelayEntity(w, relay, entityMap)
					} else if relay.Code() == "FCJ" {
						zdj9TwoElectronic.TDC_FCJ = NewRelayEntity(w, relay, entityMap)
					} else if relay.Code() == "YCJ" {
						zdj9TwoElectronic.TDC_YCJ = NewRelayEntity(w, relay, entityMap)
					} else if relay.Code() == "ZDBJ" {
						zdj9TwoElectronic.TDC_ZDBJ = NewRelayEntity(w, relay, entityMap)
					} else if relay.Code() == "ZFBJ" {
						zdj9TwoElectronic.TDC_ZFBJ = NewRelayEntity(w, relay, entityMap)
					} else {
						return fmt.Errorf("未知的道岔[%s]的组合[%s]继电器: %s", turnout.Id(), group.Code(), relay.Code())
					}
				}
			} else if group.Code() == "TDFJ1" {
				for _, elec := range elecs {
					if elec.Code() == "1DQJ" {
						zdj9TwoElectronic.TDFJ1_1DQJ = NewRelayEntity(w, elec.(*repository.Relay), entityMap)
					} else if elec.Code() == "BHJ" {
						zdj9TwoElectronic.TDFJ1_BHJ = NewRelayEntity(w, elec.(*repository.Relay), entityMap)
					} else if elec.Code() == "2DQJ" {
						zdj9TwoElectronic.TDFJ1_2DQJ = NewRelayEntity(w, elec.(*repository.Relay), entityMap)
					} else if elec.Code() == "1DQJF" {
						zdj9TwoElectronic.TDFJ1_1DQJF = NewRelayEntity(w, elec.(*repository.Relay), entityMap)
					} else if elec.Code() == "DBQ" { // 断相保护器
						zdj9TwoElectronic.TDFJ1_DBQ = NewDBQEntity(w, elec.Id(), entityMap)
					} else if elec.Code() == "DBJ" {
						zdj9TwoElectronic.TDFJ1_DBJ = NewRelayEntity(w, elec.(*repository.Relay), entityMap)
					} else if elec.Code() == "FBJ" {
						zdj9TwoElectronic.TDFJ1_FBJ = NewRelayEntity(w, elec.(*repository.Relay), entityMap)
					} else if elec.Code() == "QDJ" {
						zdj9TwoElectronic.TDFJ1_QDJ = NewRelayEntity(w, elec.(*repository.Relay), entityMap)
					} else if elec.Code() == "ZBHJ" {
						zdj9TwoElectronic.TDFJ1_ZBHJ = NewRelayEntity(w, elec.(*repository.Relay), entityMap)
					} else {
						return fmt.Errorf("未知的道岔[%s]的组合[%s]继电器: %s", turnout.Id(), group.Code(), elec.Code())
					}
				}
			} else if group.Code() == "TDFJ2" {
				for _, elec := range elecs {
					if elec.Code() == "1DQJ" {
						zdj9TwoElectronic.TDFJ2_1DQJ = NewRelayEntity(w, elec.(*repository.Relay), entityMap)
					} else if elec.Code() == "BHJ" {
						zdj9TwoElectronic.TDFJ2_BHJ = NewRelayEntity(w, elec.(*repository.Relay), entityMap)
					} else if elec.Code() == "2DQJ" {
						zdj9TwoElectronic.TDFJ2_2DQJ = NewRelayEntity(w, elec.(*repository.Relay), entityMap)
					} else if elec.Code() == "1DQJF" {
						zdj9TwoElectronic.TDFJ2_1DQJF = NewRelayEntity(w, elec.(*repository.Relay), entityMap)
					} else if elec.Code() == "DBQ" { // 断相保护器
						zdj9TwoElectronic.TDFJ2_DBQ = NewDBQEntity(w, elec.Id(), entityMap)
					} else if elec.Code() == "DBJ" {
						zdj9TwoElectronic.TDFJ2_DBJ = NewRelayEntity(w, elec.(*repository.Relay), entityMap)
					} else if elec.Code() == "FBJ" {
						zdj9TwoElectronic.TDFJ2_FBJ = NewRelayEntity(w, elec.(*repository.Relay), entityMap)
					} else {
						return fmt.Errorf("未知的道岔[%s]的组合[%s]继电器: %s", turnout.Id(), group.Code(), elec.Code())
					}
				}
			} else {
				return fmt.Errorf("未知的道岔[%s]组合类型:%s", turnout.Id(), group.Code())
			}
		}
		nils := zdj9TwoElectronic.CheckNilReference()
		if len(nils) > 0 {
			return fmt.Errorf("未知的道岔[%s]ZDJ9双机继电器组合数据异常,缺失:[%s]", turnout.Id(), strings.Join(nils, ","))
		} else {
			// 给道岔添加电路组件
			entry.AddComponent(component.Zdj9TwoElectronicType, unsafe.Pointer(zdj9TwoElectronic))
		}
	} else if size > 0 && size < 3 {
		fmt.Println("id=", turnout.Id(), "的道岔是ZDJ9双机牵引,但继电器组合类型少于3个(应为TDC、TDFJ1、TDFJ2三个组合)")
	}
	return nil
}

// 新建道岔实体
func NewTurnoutEntity(w ecs.World, uid string, worldData *component.WorldData) *ecs.Entry {
	entry, ok := worldData.EntityMap[uid]
	if !ok {
		entry = w.Create(component.TurnoutTag, component.UidType, component.TurnoutPositionType)
		component.UidType.Set(entry, &component.Uid{Id: uid})
		worldData.EntityMap[uid] = entry
	}
	return entry
}