package entity

import (
	"fmt"

	"joylink.club/ecs"
	"joylink.club/rtsssimulation/component"
	"joylink.club/rtsssimulation/component/relation"
	"joylink.club/rtsssimulation/modelrepo/model"
)

func NewPoints(w ecs.World, p model.Points) *ecs.Entry {
	id := p.Uid().Id()
	// 创建道岔实体
	e := w.Entry(w.Create(component.UidType, component.TurnoutTag, component.PointsModelRelaType, component.PointsZzjRelaType,
		component.PointsPositionType))
	c := p.GetZzjCount()
	if c <= 0 {
		panic(fmt.Errorf("道岔转辙机数量必须大于0。id=%s, zzjCount=%d", id, c))
	}
	// 创建转辙机实体
	entities := w.CreateMany(c, component.PointsZzjRelaType, component.PointsZzjKbqStateType, component.FixedPositionTransformType)
	pzr := &relation.PointsZzjRela{
		Points: e,
	}
	// 关系状态初始化
	component.UidType.Set(e, &component.Uid{Id: id})
	component.PointsModelRelaType.Set(e, &relation.PointsModelRela{M: p})
	component.PointsZzjRelaType.Set(e, pzr)
	for _, ez := range entities {
		zzj := w.Entry(ez)
		pzr.Zzjs = append(pzr.Zzjs, zzj)
		component.PointsZzjRelaType.Set(zzj, pzr)
	}
	return e
}