package mapAOI

import (
	aoiTower "f1-game/internal/algorithm/aoi_tower"
	"f1-game/internal/enum"
	nameRemote "f1-game/internal/name/remote"
	mapCall "f1-game/nodes/map/internal/call"
	mapTypes "f1-game/nodes/map/internal/types"
	"time"

	clog "github.com/cherry-game/cherry/logger"
	cactor "github.com/cherry-game/cherry/net/actor"
)

// TODO 待重构：不要绑定死 actorBase 与 objectType
// actorBase 实现为通用方法集合，在每一层 AOI 中做定制化调用
// 每一层 AOI 各自做实现，这样可以灵活地把多种不同的对象放在一起，比如：行军对象和军团对象
type actorBase struct {
	cactor.Base
	aoi           *aoiTower.AOI
	aoiUpdateTime time.Duration
	objectType    enum.ObjectType
	printLog      bool
}

func newActorAOIBase(objectType enum.ObjectType, aoi *aoiTower.AOI, aoiUpdateTime time.Duration) actorBase {
	return actorBase{
		aoi:           aoi,
		aoiUpdateTime: aoiUpdateTime,
		objectType:    objectType,
	}
}

func (p *actorBase) OnInit() {
	p.Remote().Register(nameRemote.MapAOI_Enter, p.enter)
	p.Remote().Register(nameRemote.MapAOI_Move, p.move)
	p.Remote().Register(nameRemote.MapAOI_Leave, p.leave)
	p.Remote().Register(nameRemote.MapAOI_Update, p.update)
	p.Timer().Add(p.aoiUpdateTime, p.aoiUpdate)
	p.initAOIFuncs()
}

func (p *actorBase) setPrintLog(printLog bool) {
	p.printLog = printLog
}

// enter 玩家登录进入地图
func (p *actorBase) enter(req *mapTypes.AOIRequest) {
	if req.IsMarker() && req.ObjectType != p.objectType {
		return
	}

	object := aoiTower.NewObject(req.ObjectID, req.ObjectType, req.X, req.Y, req.IsWatcher(), req.IsMarker(), req.OwnerID())
	p.aoi.Enter(object)

	if p.printLog {
		clog.Debugf("[enter %s] object = {%s}", enum.GetObjectTypeName(p.objectType), object.Info())
	}
}

// move 玩家拖动屏幕
func (p *actorBase) move(req *mapTypes.AOIRequest) {
	if req.ObjectType != enum.ObjectType_Player && req.ObjectType != p.objectType {
		return
	}

	p.aoi.Move(req.ObjectID, req.X, req.Y, time.Now().Unix())

	if p.printLog {
		clog.Debugf("[move %s] req = {%v}", enum.GetObjectTypeName(p.objectType), req)
	}
}

// leave 玩家下线离开
func (p *actorBase) leave(objectID int64) {
	// TODO 需要判断，待改进
	if p.aoi.GetObject(objectID) == nil {
		return
	}

	p.aoi.Leave(objectID)

	if p.printLog {
		clog.Debugf("[leave %s] object = %d", enum.GetObjectTypeName(p.objectType), objectID)
	}
}

func (p *actorBase) update(req *mapTypes.AOIRequest) {
	if req.ObjectType == enum.ObjectType_Player || req.ObjectType != p.objectType {
		return
	}

	object := p.aoi.GetObject(req.ObjectID)
	if object == nil {
		return
	}

	p.aoi.UpdateID(*object, req.UpdateID(), req.FuncName())

	if p.printLog {
		clog.Debugf("[update %s] object = %d", enum.GetObjectTypeName(p.objectType), req.ObjectID)
	}
}

func (p *actorBase) initAOIFuncs() {
	p.aoi.OnMarkerEnter = p.onMarkerEnter
	p.aoi.OnMarkerMove = p.onMarkerMove
	p.aoi.OnMarkerLeave = p.onMarkerLeave
	p.aoi.OnMarkerUpdateID = p.onMarkerUpdateID
	p.aoi.OnWatcherEnter = p.onWatcherEnter
	p.aoi.OnWatcherMove = p.onWatcherMove
	p.aoi.OnTowerExpire = p.onTowerExpire
}

func (p *actorBase) aoiUpdate() {
	p.aoi.Tick(time.Now().Unix())
}

// marker进入的时候通知灯塔内所有watcher
func (p *actorBase) onMarkerEnter(marker *aoiTower.Object, tower *aoiTower.Tower) {
	clog.Debugf("[onMarkerEnter] marker = (%v %s) towerId:%d", marker.ObjectID, enum.GetObjectTypeName(marker.ObjectType), tower.GetID())

	if tower.GetWatchers().IsEmpty() {
		return
	}

	mapCall.Logic.AOIMarkerEnterView(mapTypes.NewAOIMarkerEnterView(marker, tower.GetWatchers()))
}

// marker移动
func (p *actorBase) onMarkerMove(marker *aoiTower.Object, newTower *aoiTower.Tower, oldTower *aoiTower.Tower) {
	clog.Debugf("[onMarkerMove] marker = (%v %s) newTowerId = %d oldTowerId = %d", marker.ObjectID, enum.GetObjectTypeName(marker.ObjectType),
		newTower.GetID(), oldTower.GetID())

	enterWatchers := aoiTower.Objects{}
	newTower.GetWatchers().Range(func(watcher *aoiTower.Object) {
		if !oldTower.GetWatchers().Contains(watcher.ObjectID) {
			// 不在watcher的视野内，视为新加入的对象
			enterWatchers.Add(watcher)
		}
	})
	if !enterWatchers.IsEmpty() {
		mapCall.Logic.AOIMarkerEnterView(mapTypes.NewAOIMarkerEnterView(marker, enterWatchers))
	}

	leaveWatchers := aoiTower.Objects{}
	oldTower.GetWatchers().Range(func(watcher *aoiTower.Object) {
		if !newTower.GetWatchers().Contains(watcher.ObjectID) {
			// 移出了视野
			leaveWatchers.Add(watcher)
		}
	})
	if !leaveWatchers.IsEmpty() {
		mapCall.Logic.AOIMarkerLeaveView(mapTypes.NewAOIMarkerLeaveView(marker, leaveWatchers))
	}
}

// marker退出的时候通知灯塔内所有watcher
func (p *actorBase) onMarkerLeave(marker *aoiTower.Object, tower *aoiTower.Tower) {
	clog.Debugf("[onMarkerLeave] marker = (%v %s) towerId = %d", marker.ObjectID, enum.GetObjectTypeName(marker.ObjectType), tower.GetID())

	mapCall.Logic.AOIMarkerDespawn(mapTypes.NewAOIMarkerDespawn(marker, tower.GetWatchers()))
}

// marker更新通知
func (p *actorBase) onMarkerUpdateID(marker *aoiTower.Object, tower *aoiTower.Tower, updateID uint32, funcName string) {
	clog.Debugf("[onMarkerUpdateID] marker = (%v %s) towerId = %d updateID = %d funcName = %s", marker.ObjectID, enum.GetObjectTypeName(marker.ObjectType),
		tower.GetID(), updateID, funcName)

	mapCall.Logic.AOIUpdate(funcName, mapTypes.NewAOIMarkerUpdate(marker, tower.GetWatchers(), updateID))
}

// watcher进入的时候推送范围内所有marker
func (p *actorBase) onWatcherEnter(watcher *aoiTower.Object, towers aoiTower.Towers) {
	towers.Range(func(tower *aoiTower.Tower) {
		if !tower.GetMarkers().IsEmpty() {
			mapCall.Logic.AOIMarkerEnterView(mapTypes.NewBatchAOMarkerEnterView(tower.GetMarkers(), p.objectType, watcher.OwnerID()))
		}
	})
}

// watcher移动时的新灯塔内对象全视为新加入对象,因为延迟删除所以不需要处理oldTowers
func (p *actorBase) onWatcherMove(watcher *aoiTower.Object, newTowers aoiTower.Towers, oldTowers aoiTower.Towers) {
	newTowers.Range(func(tower *aoiTower.Tower) {
		if !tower.GetMarkers().IsEmpty() {
			mapCall.Logic.AOIMarkerEnterView(mapTypes.NewBatchAOMarkerEnterView(tower.GetMarkers(), p.objectType, watcher.OwnerID()))
		}
	})
}

// 灯塔过期
func (p *actorBase) onTowerExpire(watcher *aoiTower.Object, tower *aoiTower.Tower) {
	clog.Debugf("[onTowerExpire] watcher = %v towerId = %d", watcher.ObjectID, tower.GetID())
	if tower.GetMarkers().IsEmpty() {
		return
	}

	// 移出了视野
	mapCall.Logic.AOIMarkerLeaveView(mapTypes.NewBatchAOIMarkerLeaveView(tower.GetMarkers(), p.objectType, watcher.OwnerID()))
}