/** @format */

import {ECSSystem} from '../lib/ECSSystem'
import {GenFilterKey} from '../lib/ECSComponent'
import {FightWorld} from '../worlds/FightWorld'
import {ComDie} from '../components/ComDie'
import {ComNodeConfig} from '../components/ComNodeConfig'
import {ComCocosNode} from '../components/ComCocosNode'
import {ComTransform} from '../components/ComTransform'
import {ComRole} from '../components/ComRole'
import {ComRoleSpine} from '../components/ComRoleSpine'
import {ComBehaviorTree} from '../components/ComBehaviorTree'

const FILTER_DIE = GenFilterKey([ComCocosNode, ComDie])

export class SysDie extends ECSSystem {
    /** 连接 */
    public onAdd(world: FightWorld): void {}

    /** 断开连接 */
    public onRemove(world: FightWorld): void {}

    /** 添加实体 */
    public onEntityEnter(world: FightWorld, entity: number): void {}

    /**  */
    public onEntityLeave(world: FightWorld, entity: number): void {}

    /** 更新 */
    public onUpdate(world: FightWorld, dt: number): void {
        let filter = world.getFilter(FILTER_DIE)
        filter.walk((entity: number) => {
            let comDie = world.getComponent(entity, ComDie)
            comDie.countDown -= dt
            if (comDie.countDown <= 0) {
                if (comDie.spineEntity) {
                    world.removeNodeEntity(comDie.spineEntity)
                }
                world.removeNodeEntity(entity)
            }
            return false
        })
    }
}