import {Inject, Injectable, QueryList, ViewChildren} from '@angular/core';
import {AppVersion} from '@ionic-native/app-version/ngx';
import {ResultModel} from '../../models/result-model';
import {ScreenOrientation} from '@ionic-native/screen-orientation/ngx';
import {SplashScreen} from '@ionic-native/splash-screen/ngx';
import {StatusBar} from '@ionic-native/status-bar/ngx';
import {ActionSheetController, Config, IonRouterOutlet, MenuController, ModalController, Platform, PopoverController, ToastController} from '@ionic/angular';
import {ApiAnon} from '../../core/services/http/apiAnon';
import {M2Logger} from '../../core/services/m2.logger';
import { Device } from '@ionic-native/device/ngx';
import {map} from 'rxjs/operators';
import {Router} from '@angular/router';
import {M2Toast} from '../../layout/setting/m2.toast';
import {Location} from '@angular/common';
import {TabsUtilsService} from '../../core/services/menu/tabs-utils.service';
import {M2_DEVICE_INFO_PROVIDER} from '../../core/tokens/m2.tokens';
import {DeviceInfoInterface} from '../../core/interfaces/device-info.interface';
import {PLATFORM} from '../../core/enum/platform';
@Injectable()
export class NativeService {
     // 对android手机回退按键的处理
    lastTimeBackPress = 0;
    timePeriodToExit = 3000;



    constructor(private platform: Platform,
                private m2log: M2Logger,
                private apiAnon: ApiAnon,
                private m2Toast: M2Toast,
                private config: Config,
                private splashScreen: SplashScreen,
                private screenOrientation: ScreenOrientation,
                private statusBar: StatusBar,
                private device: Device,
                private modalCtrl: ModalController,
                private menu: MenuController,
                private actionSheetCtrl: ActionSheetController,
                private popoverCtrl: PopoverController,
                private router: Router,
                private tabsUtilsService: TabsUtilsService,
                @Inject(M2_DEVICE_INFO_PROVIDER)  private deviceInfoInterface: DeviceInfoInterface,
                private location: Location) {
    }

    async appSetting() {
        await this.platform.ready();
        const item = await this.deviceInfoInterface.ready();
        if (item.platform !== PLATFORM.Browser && item.platform !== PLATFORM.Other) {
            // 真机运行才设置状态等信息
            // this.statusBar.styleDefault();
            // this.statusBar.styleLightContent();
            // this.statusBar.overlaysWebView(true);
            // this.statusBar.show();
            // this.statusBar.hide();
            // this.statusBar.backgroundColorByHexString('#3171e0');
            // this.statusBar.overlaysWebView(true);
            // 安卓机型实现沉浸式效果，
            if (this.platform.is('android')) {
                setTimeout(() => {
                    this.statusBar.overlaysWebView(true);
                    this.statusBar.hide();
                    this.statusBar.show();
                    this.statusBar.overlaysWebView(true);
                }, 1000);
            }

            this.screenOrientation.lock(this.screenOrientation.ORIENTATIONS.PORTRAIT)
                .then(value => {
                })
                .catch(reason => console.log(reason));

            // 对于android机型设置回退按键事件
            if (this.platform.is('android')) {
                this._exitApp();
            }
        }
        // 设置ionic全局行为
        this.config.set('backButtonText', '返回');
    }

    async hideSplash() {
        const item = await this.deviceInfoInterface.ready();
        if (item.platform !== PLATFORM.Browser && item.platform !== PLATFORM.Other) {
            this.splashScreen.hide();
            window.localStorage.setItem('_DF_splashScreenTime' , new Date().toISOString());
        }
    }

    private _exitApp() {
        // this.platform.backButton.subscribe(() => {
        //     // code that is executed when the user pressed the back button
        //     console.log("backButton.subscribe");
        // });

        this.platform.backButton.subscribeWithPriority(0, async () => {
            // close action sheet
            try {
                const element = await this.actionSheetCtrl.getTop();
                if (element) {
                    element.dismiss();
                    return;
                }
            } catch (error) {
            }

            // close popover
            try {
                const element = await this.popoverCtrl.getTop();
                if (element) {
                    element.dismiss();
                    return;
                }
            } catch (error) {
            }

            // close modal
            // 为了保证升级模态页面不被安卓的回退键关闭，暂时不处理modal页面
            // try {
            //     const element = await this.modalCtrl.getTop();
            //     console.log(element);
            //     if (element) {
            //         element.dismiss().then( info => console.log(info));
            //         return;
            //     }
            // } catch (error) {
            //     console.log(error);
            //
            // }

            // close side menua
            try {
                const element = await this.menu.getOpen();
                if (element) {
                    this.menu.close();
                    return;

                }

            } catch (error) {

            }

            if (!this._checkRootPage(this.location.path())) {
                this.location.back();
            } else {
                if (new Date().getTime() - this.lastTimeBackPress < this.timePeriodToExit) {
                    // this.platform.exitApp(); // Exit from app
                  (navigator as any).app.exitApp(); // work in ionic 4

                } else {
                    this.m2Toast.presentToast('再按一下退出应用！').then( () => {
                        this.lastTimeBackPress = new Date().getTime();
                    });
                }
            }
            // routerOutlets.forEach((outlet: IonRouterOutlet) => {
            //     console.log(outlet);
            //     console.log(outlet.canGoBack() );
            //     if (outlet && outlet.canGoBack()) {
            //         outlet.pop();
            //
            //     } else if (this.router.url === '/home') {
            //         if (new Date().getTime() - this.lastTimeBackPress < this.timePeriodToExit) {
            //             // this.platform.exitApp(); // Exit from app
            //             navigator['app'].exitApp(); // work in ionic 4
            //
            //         } else {
            //             this.m2Toast.presentToast("再按一下退出应用！").then( () => {
            //                 this.lastTimeBackPress = new Date().getTime();
            //             });
            //         }
            //     }
            // });
        });
    }

    private _checkRootPage(url: string): boolean {
        const index = this.tabsUtilsService.getTabs().findIndex( menu => '/m2/'  + menu.navUrl === url);
        return index !== -1 ? true : false;
    }

}