import BaseEvent from "../fight/evnet/base/BaseEvent";

/**
 * 推箱子、石头
 */
const {ccclass, property} = cc._decorator;

@ccclass
export default class JG0109 extends BaseEvent {

    @property({
        displayName:'推图标',
        type:cc.SpriteFrame
    })
    pullIcon: cc.SpriteFrame = null;

    /**
     * 推的方向
     * 上下左右
     * 1,2,3,4
     */
    private pullDir = -1;
    /**
     * 当前是否推的状态
     */
    private isPull = false
    /**
     * 主角进入碰撞区域
     *  @param tag 碰撞组件编号
     */
    public onBegin(tag: number) {
        let pullDir = this.getPullDir()
        // cc.log('pullDir : ',pullDir)
        if(pullDir > 0){
            this.isPull = true;
            this.pullDir = pullDir
            this.showOptTouch(this.pullIcon,
                () => {
                   this.pull()
               },()=>{
                   this.isPull = false;
               })
        }
    }
    /**
     * 主角离开碰撞区域
     * @param tag 碰撞组件编号
     */
    public onEnd(tag: number) {
        this.closeOptTouch()
        this.isPull = false;
    }
    /**
     * 接触到石头后确定方向
     * @returns 
     */
    public getPullDir():number{
        let mainSprite = this.ff.mainSprite
        let pbc = this.node.getComponent(cc.PhysicsBoxCollider)
        let x0,y0,x1,y1;
        x0 = this.node.x + pbc.offset.x - pbc.size.width/2 - 10
        x1 = this.node.x + pbc.offset.x + pbc.size.width/2 + 10
        y0 = this.node.y + pbc.offset.y - pbc.size.height/2 - 20//下
        y1 = this.node.y + pbc.offset.y + pbc.size.height/2 + 20//上

        let x = mainSprite.node.x
        let y = mainSprite.node.y

        if(x > x0 && x < x1){//当前角色在上下2个方向
           if(y > y1){
                return 1;
           }else{
               return 2;
           }
        }else if(y > y0 && y < y1){
            if(x < x0){
                return 3
            }else{
                return 4
            }
        }
        return -1
    }

    private pull(){
        let pos = cc.v2()
        if(this.pullDir == 1){
            pos.y = -64
        }else if(this.pullDir == 2){
            pos.y = 64
        }else if(this.pullDir == 3){
            pos.x = 64
        }else if(this.pullDir == 4){
            pos.x = -64
        }
        let tx = this.node.x + pos.x
        let ty = this.node.y + pos.y
        if(this.ff.mMap.checkCollision(tx,ty)){
            return
        }
        cc.tween(this.node).sequence(
            cc.delayTime(0.6),
            cc.callFunc(()=>{
                if(this.isPull){
                    cc.tween(this.node).sequence(
                        cc.moveBy(0.5,pos),
                        cc.callFunc(()=>{})
                    ).start()
                }
            }),
            cc.delayTime(0.5),
            cc.callFunc(()=>{
                if(this.isPull){
                    this.pull()
                }
            })
        ).start()
    }

}