Ionic

https://ionicframework.com/

Ionic Framework is an open source mobile UI toolkit for building high quality, cross-platform native and web app experiences.

Run chrome

"/C/Program Files (x86)/Google/Chrome/Application/chrome.exe" --disable-web-security --disable-gpu --user-data-dir="c:\TempChrome" --disable-features=SameSiteByDefaultCookies,SameSiteDefaultChecksMethodRigorously

Example app

Requires Android SDK, node 12.16.2 and npm 6.14.5

   1 cd ~
   2 mkdir IonicTest
   3 npm install @ionic/cli
   4 node_modules/.bin/ionic start IonicTest
   5 #framework angular
   6 #starter template tabs
   7 #integrate capacitor N
   8 #create free ionic account N
   9 cd IonicTest
  10 npm i
  11 npm install @ionic/cli
  12 npm install cordova
  13 npm install cordova-res
  14 node_modules/.bin/ionic cordova plugin add cordova-plugin-advanced-http
  15 npm install @ionic-native/http
  16 node_modules/.bin/ionic cordova platform add android
  17 node_modules/.bin/ionic cordova build android
  18 scp ./platforms/android/app/build/outputs/apk/debug/app-debug.apk userx@example.net:/home/userx/www/ionic-test.apk
  19 node_modules/.bin/ionic cordova platform add browser
  20 node_modules/.bin/ionic cordova build browser
  21 node_modules/.bin/ionic serve --cordova --platform=browser
  22 # http://localhost:8100
  23 # no CORS
  24 google-chrome --disable-web-security --disable-gpu --user-data-dir="/tmp"

app.module.ts

import { NgModule } from '@angular/core';
import { BrowserModule } from '@angular/platform-browser';
import { RouteReuseStrategy } from '@angular/router';

import { IonicModule, IonicRouteStrategy } from '@ionic/angular';
import { SplashScreen } from '@ionic-native/splash-screen/ngx';
import { StatusBar } from '@ionic-native/status-bar/ngx';

import { AppRoutingModule } from './app-routing.module';
import { AppComponent } from './app.component';
import { HTTP } from '@ionic-native/http/ngx';

@NgModule({
  declarations: [AppComponent],
  entryComponents: [],
  imports: [BrowserModule, IonicModule.forRoot(), AppRoutingModule],
  providers: [
    HTTP,
    StatusBar,
    SplashScreen,
    { provide: RouteReuseStrategy, useClass: IonicRouteStrategy }
  ],
  bootstrap: [AppComponent]
})
export class AppModule {}

tab1.page.ts

import { Component } from '@angular/core';
import { HTTP } from '@ionic-native/http/ngx';

@Component({
  selector: 'app-tab1',
  templateUrl: 'tab1.page.html',
  styleUrls: ['tab1.page.scss']
})
export class Tab1Page {
  public res;

  constructor(private http: HTTP) {}

  public ionViewDidEnter(){
    console.log("Stuff");
    this.http.get("https://labs.bitarus.allowed.org/xapps/rest/version/", {}, {})
    .then(data => {
      console.log(data.status);
      console.log(data.data); // data received by server
      this.res=data.data;
      console.log(data.headers);
    })
    .catch(error => {
      console.log(error.status);
      console.log(error.error); // error message as string
      console.log(error.headers);
    });
  }
}

tab1.page.html

<ion-header [translucent]="true">
  <ion-toolbar>
    <ion-title>
      Tab 111 {{res}}
    </ion-title>
  </ion-toolbar>
</ion-header>

<ion-content [fullscreen]="true">
  <ion-header collapse="condense">
    <ion-toolbar>
      <ion-title size="large">Tab 111</ion-title>
    </ion-toolbar>
  </ion-header>

  <app-explore-container name="Tab 111 page {{res}}"></app-explore-container>
</ion-content>

tab2.page.html

<ion-header [translucent]="true">
  <ion-toolbar>
    <ion-title>
      Sum
    </ion-title>
  </ion-toolbar>
</ion-header>
<ion-content [fullscreen]="true">
  <ion-header collapse="condense">
    <ion-toolbar>
      <ion-title size="large">Sum</ion-title>
    </ion-toolbar>
  </ion-header>
  <ion-item>
    <ion-label>Value 1</ion-label>
    <ion-input [(ngModel)]="in1"></ion-input>
  </ion-item>
  <ion-item>
     <ion-label>Value 2</ion-label>
     <ion-input [(ngModel)]="in2"></ion-input>
  </ion-item>
  <ion-button color="primary" (click)="sumValuesButtonClicked()">Sum values</ion-button>
</ion-content>

tab2.page.ts

import { Component } from '@angular/core';
import { AlertController } from '@ionic/angular';

@Component({
  selector: 'app-tab2',
  templateUrl: 'tab2.page.html',
  styleUrls: ['tab2.page.scss']
})
export class Tab2Page {
  in1:string;
  in2:string;

  constructor(public alertController: AlertController) {}

  sumValuesButtonClicked(){
    let res:Number;
    res = parseInt(this.in1) + parseInt(this.in2);
    this.presentResult(res).then(()=>{
      console.log("Done");
    });
  }

  async presentResult(res:Number) {
    const alert = await this.alertController.create({
      header: 'Sum',
      subHeader: 'Result',
      message: res.toString(),
      buttons: ['OK'],
    });

    await alert.present();
    let result = await alert.onDidDismiss();
    console.log(result); 
  }
}

EchoPlugin

echo-plugin/src/main/java/org/allowed/bitarus/EchoPlugin.java

   1 package org.allowed.bitarus;
   2 
   3 import org.apache.cordova.CordovaPlugin;
   4 import org.apache.cordova.CallbackContext;
   5 import org.json.JSONArray;
   6 import org.json.JSONException;
   7 import org.json.JSONObject;
   8 import org.apache.cordova.CordovaWebView;
   9 import org.apache.cordova.CordovaInterface;
  10 
  11 public class EchoPlugin extends CordovaPlugin {
  12     @Override
  13     public void initialize(CordovaInterface cordova, CordovaWebView webView) {
  14         super.initialize(cordova, webView);
  15     }
  16 
  17     @Override
  18     public boolean execute(String action, JSONArray args, CallbackContext callbackContext) throws JSONException {        
  19         if (action.equals("echo")) {
  20             String message = "Echo " + args.getString(0) + " !!!";
  21             this.echo(message, callbackContext);
  22             return true;
  23         }
  24 
  25         if (action.equals("getintentdata")) {            
  26             this.getintentdata(callbackContext);
  27             return true;
  28         }
  29 
  30 
  31         return false;
  32     }
  33 
  34     private void echo(String message, CallbackContext callbackContext) {
  35         if (message != null && message.length() > 0) {
  36             callbackContext.success(message);
  37         } else {
  38             callbackContext.error("Expected one non-empty string argument.");
  39         }
  40     }
  41 
  42     private void getintentdata(CallbackContext callbackContext) {
  43         String data = this.cordova.getActivity().getIntent().getDataString() ;      
  44         String action = this.cordova.getActivity().getIntent().getAction();
  45         String result = String.format( "{\"data\":\"%s\" , \"action\":\"%s\"}",data,action );
  46         callbackContext.success(result);
  47     }    
  48 }