app.component

import { Storage } from '@ionic/storage';
//import { NativeStorage } from '@ionic-native/native-storage/';
import { UtilsProvider } from './../providers/utils/utils';
/* import others libraries */
import { Component, ViewChild, TestabilityRegistry } from '@angular/core';
import { Nav, Platform, LoadingController, AlertController, MenuController } from 'ionic-angular';
import { StatusBar } from '@ionic-native/status-bar';
import { SplashScreen } from '@ionic-native/splash-screen';

/* import providers */
import { DatabaseProvider } from '../providers/database/database';
import { UserProvider } from './../providers/user/user';
/* import pages */
import { HomePage } from '../pages/home/home';
import { LoginPage } from '../pages/login/login';
import { ProductPage } from '../pages/product/product';
import { ClientPage } from '../pages/client/client';
import { ChartPage } from '../pages/chart/chart';
import {NgZone} from '@angular/core';

@Component({
    templateUrl: 'app.html'
})
export class MyApp {
    @ViewChild(Nav) nav:Nav;

    rootPage: any = null;
    pages: Array<{title: string, subtitle: string, component: any, icon: any}>;

    emailu: string;
    numcgc: string;
    token: string;
    codven: string;
    user: any;

    constructor(platform: Platform, statusBar: StatusBar, splashScreen: SplashScreen, private dbProvider: DatabaseProvider, public loadingCtrl: LoadingController, public alertCtrl: AlertController, private userProvider: UserProvider, private utils: UtilsProvider, ngzone: NgZone, private storage: Storage) {

        platform.ready().then(() => {
            statusBar.overlaysWebView(false);
            statusBar.backgroundColorByHexString('#405491');
            splashScreen.hide();

            this.storage.get("user").then((user) => {
                if(user) {
                    ngzone.run(() => {
                        this.emailu = user.emailu;
                        this.token  = user.token;
                        this.codven = user.codven;

                        dbProvider.createDatabase();
                        this.nav.setRoot(HomePage);
                    });
                } else {
                    this.emailu = '';
                    this.token  = '';
                    this.codven = '';
                    this.openLoginPage(splashScreen);
                }
            }).catch((err) => {console.log("app.component.ts " + err.message)});
        });

        this.pages = [
            { title: 'Pedidos', subtitle: '', component: HomePage, icon: 'document'},
            { title: 'Clientes', subtitle: '', component: ClientPage, icon: 'person'},
            { title: 'Produtos', subtitle: '', component: ProductPage, icon: 'cube'},
            { title: 'Relatórios', subtitle: '', component: ChartPage, icon: 'podium'},
            { title: 'Sistema Online', subtitle: '', component: null, icon: 'cloud'},
            { title: 'Sincronizar', subtitle: '', component: null, icon: 'sync'},
            { title: 'Sair', subtitle: '', component: null, icon: 'power'}
        ];
    }

    private openLoginPage(splashScreen: SplashScreen) {
        splashScreen.hide();
        this.rootPage = LoginPage;
    }

    openPage(page) {
        if(page.title == 'Sair') {
            this.nav.setRoot(LoginPage)
            this.nav.popToRoot();
        } else if(page.title == 'Sincronizar') {
            if(this.utils.checkConnection()) {
                let loader = this.loadingCtrl.create({content: "Sincronizando, aguarde..."});

                loader.present().then(() => {
                    this.dbProvider.syncDatabase(this.token, this.codven).then(() => {
                        loader.dismiss();
                        this.nav.push('HomePage');
                    }).catch((err) => {
                        loader.dismiss();
                        this.utils.showAlert('Sincronizar', err.message);
                    });
                });
            }  else {
                this.utils.showAlert('Sincronizar', 'Você não está conectado a internet, verifique!');
            }
        } else if(page.title == 'Sistema Online') {
            window.open("http://200.98.129.191:8080/dashboard/", '_system', 'location=yes');
        } else {
            this.nav.push(page.component);
        }
    }
}