import { _decorator, Component, Enum, Vec2 } from 'cc';
import { platform } from './Data/platform';
const { ccclass, property } = _decorator;

export enum ADType {
    None,
    Interstutal,
    FullScreen,
    Banner,
    Native
}

export enum ADShowType {
    Single,
    Both
}

export enum ADDeleyType {
    Const,
    Random
}

@ccclass("ADHelperDeleyData")
export class ADHelperDeleyData {
    @property({
        type: Enum(ADDeleyType),
        tooltip: "延迟类型：\nConst:固定时间\nRandom：随机时间"
    })
    type: ADDeleyType = ADDeleyType.Const;
    @property({
        tooltip: "延迟时间（常量）", visible() {
            return this.type == ADDeleyType.Const;
        }
    })
    public deley_const: number = 0;
    @property({
        tooltip: "延迟时间（随机值）", visible() {
            return this.type == ADDeleyType.Random;
        }
    })
    public deley_random: Vec2 = new Vec2();
}

@ccclass("ADHelperData")
export class ADHelperData {
    @property({
        type: Enum(ADType),
        tooltip: "广告类型:\nNone：不弹广告\nInterstutal：插屏广告\nFullScreen：全屏广告\nBanner：banner广告\nNative：原生信息流广告"
    })
    type: ADType = ADType.None;
    @property({ tooltip: "广告权重" }) weight: number = 0;
    @property({ type: ADHelperDeleyData, tooltip: "广告延迟显示时间（秒）" }) deley: ADHelperDeleyData = new ADHelperDeleyData();
}

@ccclass('ADHelper')
export class ADHelper extends Component {
    @property({
        type: Enum(ADShowType),
        tooltip: "广告显示方式：\nsingle：只显示单个广告\nboth：可同时显示多个广告"
    })
    showType: ADShowType = ADShowType.Single;
    @property({ type: [ADHelperData], tooltip: "广告数据集合" }) ads: Array<ADHelperData> = [];
    @property({ tooltip: "是否立即显示广告" }) showOnLoad: boolean = true;


    private totleWeight = 0;
    start() {
        for (let i = 0; i < this.ads.length; i++) {
            this.totleWeight += this.ads[i].weight;
        }
        if (this.showOnLoad) {
            this.show();
        }
    }

    public show(): void {
        this.doRandom();
    }

    private doRandom(): void {
        if (this.showType == ADShowType.Single) {
            let random = this.random(0, this.totleWeight);
            let curWight = 0;
            for (let i = 0; i < this.ads.length; i++) {
                curWight += this.ads[i].weight;
                if (random <= curWight) {
                    this.showAD(this.ads[i]);
                    return;
                }
            }
        } else {
            for (let i = 0; i < this.ads.length; i++) {
                if (this.random(0, this.totleWeight) <= this.ads[i].weight) {
                    this.showAD(this.ads[i]);
                }
            }
        }
    }

    private nativeADIsShow = false;
    private BannerADIsShow = false;
    private showAD(data: ADHelperData): void {
        let deley = 0;
        if (data.deley.type == ADDeleyType.Const) {
            deley = data.deley.deley_const;
        } else if (data.deley.type == ADDeleyType.Random) {
            deley = this.random(data.deley.deley_random.x, data.deley.deley_random.y);
        }
        let self = this;
        if (deley) {
            this.scheduleOnce(() => {
                self._showAD(data);
            }, deley);
        }
        else {
            self._showAD(data);
        }
    }
    private _showAD(data) {
        switch (data.type) {
            case ADType.None:
                break;
            case ADType.Native:
                this.nativeADIsShow = true;
                platform.showNativeAD();
                break;
            case ADType.Interstutal:
                platform.showInterstutalAD();
                break;
            case ADType.FullScreen:
                platform.showFullScreenAD();
                break;
            case ADType.Banner:
                this.BannerADIsShow = true;
                platform.showBannerAD();
                break;
        }
    }
    private random(min: number, max: number): number {
        return min + Math.random() * (max - min);
    }

    onDestroy() {
        if (this.nativeADIsShow) {
            platform.removeNativeAD();
        }
        if (this.BannerADIsShow) {
            platform.removeBannerAD();
        }
    }
}