package device_sys

import (
	"unsafe"

	"github.com/yohamta/donburi/filter"
	"joylink.club/ecs"
	"joylink.club/rtsssimulation/component"
	"joylink.club/rtsssimulation/consts"
)

type RelaySys struct {
	query *ecs.Query
}

func NewRelaySys() *RelaySys {
	return &RelaySys{
		query: ecs.NewQuery(filter.Contains(component.RelayTag, component.RelayDriveType, component.BitStateType)),
	}
}

func (rs *RelaySys) Update(w ecs.World) {
	rs.query.Each(w, func(entry *ecs.Entry) {
		// 查询实体是哪种继电器类型，根据继电器类型处理继电器吸起落下逻辑(暂时先简化直接处理)
		rd := component.RelayDriveType.Get(entry)
		state := component.BitStateType.Get(entry)
		if entry.HasComponent(component.WjRelayTag) { // 无极继电器
			if rd.Td && !state.Val { // 通电吸起
				state.Val = true
			} else if state.Val && !rd.Td { // 断电落下
				if entry.HasComponent(component.HfRelayTag) { // 缓放继电器
					if entry.HasComponent(component.CounterDownType) { //
						cd := component.CounterDownType.Get(entry)
						if cd.Val <= 0 { //
							state.Val = false
							entry.RemoveComponent(component.CounterDownType) // 移除倒计时组件
						}
					} else {
						entry.AddComponent(component.CounterDownType, unsafe.Pointer(&component.CounterDown{
							Val:  consts.RelayHfTime,
							Step: w.Tick(),
						}))
					}
				} else { // 落下
					state.Val = false
				}
			}
		} else if entry.HasComponent(component.YjRelayTag) { // 有极继电器
			if rd.Td && rd.Xq && !state.Val { // 吸起
				state.Val = true
			} else if rd.Td && !rd.Xq && state.Val { // 落下
				state.Val = false
			}
		}
	})
}