import { _decorator, Button, Collider2D, Component, Contact2DType, EPhysics2DDrawFlags, EventTouch, instantiate, IPhysics2DContact, Layout, log, Node, PhysicsSystem2D, Prefab, Sprite, SpriteAtlas, SpriteFrame, tween, UIOpacity, v3, Vec3 } from 'cc';
import { GameManager } from '../Manager/GameManager';
import { ColliderTag, Global } from '../Common/Global';
import { AudioManage } from '../Manager/AudioManage';
import { BallItem } from './BallItem';
const { ccclass, property } = _decorator;

@ccclass('GameMain')
export class GameMain extends Component {

    @property(Node)
    GouLanZi: Node = null;
    @property(Sprite)
    TargetColor: Sprite = null;
    @property(Node)
    Balls: Node = null;

    @property(Node)
    TargetBall: Node = null;
    @property(Node)
    WriteBall: Node = null;

    @property(Node)
    Mesh: Node = null;

    @property(SpriteAtlas)
    ItemsAtlas: SpriteAtlas = null;

    _targetColorIndex: number = 0;

    start() {
        // PhysicsSystem2D.instance.debugDrawFlags = EPhysics2DDrawFlags.Shape;
        PhysicsSystem2D.instance.enable = true;
        this.node.on(Node.EventType.TOUCH_MOVE, this.touchFun, this);
        // PhysicsSystem2D.instance
    }

    /**
     * 初始化逻辑
     * 每次GameManager.StartGame()时都会调用
     */
    initUI() {
        this.Balls.removeAllChildren();

        this._targetColorIndex = Global.getRandom(1, (this.ItemsAtlas.getSpriteFrames().length - 1) / 2 - 1);
        this.TargetColor.spriteFrame = this.ItemsAtlas.getSpriteFrame("Bar_" + this._targetColorIndex);

        this.schedule(this.tnUpdateTimer, GameManager.getInstance().curLevelData.targetUpdateTimer);
        this.schedule(this.wnUpdateTimer, GameManager.getInstance().curLevelData.wbUpdateTimer);
    }

    tnUpdateTimer() {
        let n = instantiate(this.TargetBall)
        if (n) {
            n.active = true;
        }
        n.getChildByName("BallSp").getComponent(Sprite).spriteFrame = this.ItemsAtlas.getSpriteFrame("Ball_" + this._targetColorIndex);
        this.Balls.addChild(n);
        let index = 0;
        do {
            index = Global.getRandom(0, 6) - 3;
        } while (!this.canCreateBall(index));
        n.getComponent(BallItem)._index = index;
        n.position = v3(index * 166, 800, 0);
        this.tweenFun(n, true);
    }

    wnUpdateTimer() {
        let n = instantiate(this.WriteBall)
        if (n) {
            n.active = true;
        }
        let color;
        do {
            color = Global.getRandom(0, (this.ItemsAtlas.getSpriteFrames().length - 1) / 2 - 1);
        } while (color == this._targetColorIndex);
        n.getChildByName("BallSp").getComponent(Sprite).spriteFrame = this.ItemsAtlas.getSpriteFrame("Ball_" + color);

        this.Balls.addChild(n);
        let index = 0;
        do {
            index = Global.getRandom(0, 6) - 3;
        } while (!this.canCreateBall(index));
        n.getComponent(BallItem)._index = index;
        n.position = v3(index * 166, 800, 0);
        this.tweenFun(n, false);
    }

    canCreateBall(index: number): boolean {
        let can = true;
        for (let i = 0; i < this.Balls.children.length; i++) {
            if (this.Balls.children[i].getComponent(BallItem)._index == index) {
                can = false;
                break;
            }
        }

        log(index + " " + can);
        return can
    }

    touchFun(e) {
        let deltaX = e.getUIDelta().x
        this.GouLanZi.position = new Vec3(this.GouLanZi.position.x + deltaX, this.GouLanZi.position.y, this.GouLanZi.position.z);
        if (this.GouLanZi.position.x < -570) {
            this.GouLanZi.position = new Vec3(-570, this.GouLanZi.position.y, this.GouLanZi.position.z);
        }
        if (this.GouLanZi.position.x > 570) {
            this.GouLanZi.position = new Vec3(570 + deltaX, this.GouLanZi.position.y, this.GouLanZi.position.z);
        }
    }

    tweenFun(node: Node, isTar): void {
        tween(node).to(GameManager.getInstance().curLevelData.dropTime,
            { position: new Vec3(node.position.x, -800, node.position.z), angle: Math.round(Math.random() * 180 - 90) },
            { easing: "quadIn" }).call(() => {
                if (node && node.parent) {
                    node.parent.removeChild(node);
                    node.destroy();
                }
            }).start();
    }

    /**
    * 游戏结束后清理
    */
    gameOver() {
        this.unschedule(this.tnUpdateTimer);
        this.unschedule(this.wnUpdateTimer);
        this.Balls.removeAllChildren();
    }

    update(deltaTime: number) {

    }
}