import { _decorator, Camera, CCFloat, Component, director, game, Node, sys, tween, Vec3, view } from 'cc';
import { UIManager } from '../module/ui/UIManager';
const { ccclass, property } = _decorator;

@ccclass('MoveCamera')
export class MoveCamera extends Component {
    @property({ type: CCFloat, tooltip: "时间" })
    time: number = 1;

    @property({ tooltip: "相机高度" })
    orthoHeight: number = view.getVisibleSize().height / 2;

    @property({ tooltip: "显示时播放" })
    playOnEnable: boolean = false;

    @property({ tooltip: "回到默认" })
    toDefault: boolean = false;

    private _camera: Camera = null;

    protected onEnable(): void {
        this._camera = UIManager.Ins.GameCamera;
        if (this.playOnEnable) this.startMove();
    }

    startMove(callback?: Function) {
        if (!this._camera) {
            this._camera = UIManager.Ins.GameCamera;
        }

        if (this.toDefault) {
            MoveCamera.moveToDefault(this.time);
            return;
        }

        tween(this._camera.node)
            .to(this.time, { worldPosition: this.node.worldPosition })
            .start();
        tween(this._camera)
            .to(this.time, { orthoHeight: this.orthoHeight })
            .call(() => {
                if (callback) callback();
            })
            .start();
    }

    static moveToDefault(time: number = 1) {
        let h = view.getVisibleSize().height / 2;
        let c = UIManager.Ins.GameCamera;
        tween(c.node)
            .to(time, { position: Vec3.ZERO })
            .start();
        tween(c)
            .to(time, { orthoHeight: h })
            .start();
    }
}