import { sys } from "cc";
import { WeChatSDKManager } from "./WeChatSDKManager";
import { DouYinSDKManager } from "./DouYinSDKManager";
import { KuaiShouSDKManager } from "./KuaiShouSDKManager";


export class SDKManager {
    private static _instance: SDKManager;
    public static getInstance(): SDKManager {
        if (!SDKManager._instance) {
            if ((sys.platform == sys.Platform.WECHAT_GAME) && window.ks) {
                SDKManager._instance = new SDKManager('kuaihsou');
            } else if (sys.platform == sys.Platform.WECHAT_GAME) {
                SDKManager._instance = new SDKManager('wechat');
            }
            else if (sys.platform == sys.Platform.BYTEDANCE_MINI_GAME) {
                SDKManager._instance = new SDKManager('douyin');
            }
            else {
                SDKManager._instance = new SDKManager('wechat');
            }
        }
        return SDKManager._instance;
    }

    private currentSDKManager: WeChatSDKManager | DouYinSDKManager | KuaiShouSDKManager;

    constructor(platform: string) {
        switch (platform) {
            case 'wechat':
                this.currentSDKManager = new WeChatSDKManager();
                break;
            case 'douyin':
                this.currentSDKManager = new DouYinSDKManager();
                break;
            case 'kuaihsou':
                this.currentSDKManager = new KuaiShouSDKManager();
                break;
            default:
                console.log('Unsupported platform');
        }
    }

    public login(callBack: Function) {
        if (this.currentSDKManager) {
            this.currentSDKManager.login(callBack);
        }
    }

    public showShareMenu() {
        if (this.currentSDKManager) {
            this.currentSDKManager.showShareMenu();
        }
    }

}