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- import { Component } from "@angular/core";
- import {
- NavController,
- ToastController,
- LoadingController,
- AlertController
- } from "ionic-angular";
- import { Storage } from "@ionic/storage";
- import { CryptoProvider } from "../../providers/crypto/crypto";
- import { SocialSharing } from "@ionic-native/social-sharing";
- @Component({
- selector: "page-settings",
- templateUrl: "settings.html"
- })
- export class SettingsPage {
- keywords: string;
- privateKey: string;
- publicKey: string;
- constructor(
- public navCtrl: NavController,
- public toastCtrl: ToastController,
- private cryptoUtils: CryptoProvider,
- private storage: Storage,
- private loadingCtrl: LoadingController,
- private sharing: SocialSharing,
- private alertCtrl: AlertController
- ) {
- this.loadValuesFromStorage();
- }
- async loadValuesFromStorage() {
- this.privateKey = await this.storage.get("privateKey");
- this.publicKey = await this.storage.get("publicKey");
- this.keywords = await this.storage.get("keywords");
- }
- generateKeys() {
- if (this.publicKey || this.privateKey) {
- const alert = this.alertCtrl.create({
- title: "Are you sure?",
- subTitle:
- "You already have keys entered. Do you want to overwrite them?",
- buttons: [
- {
- text: "No",
- role: "cancel"
- },
- {
- text: "Yes",
- handler: () => {
- this.startKeyGeneration();
- }
- }
- ]
- });
- alert.present();
- } else {
- this.startKeyGeneration();
- }
- }
- private async startKeyGeneration() {
- const keys = await this.cryptoUtils.generateRsaKeys();
- this.publicKey = await this.cryptoUtils.extractPublicKey(keys);
- this.privateKey = await this.cryptoUtils.extractPrivateKey(keys);
- }
- save() {
- this.storage.set("publicKey", this.publicKey);
- this.storage.set("privateKey", this.privateKey);
- this.storage.set("keywords", this.keywords);
- this.showToast("Successfully saved!");
- }
- async publishPublicKey() {
- if (this.publicKey.length) {
- const loading = this.loadingCtrl.create();
- loading.present();
- await this.cryptoUtils.publishPublicKey(this.publicKey);
- loading.dismiss();
- this.showToast("Public key has been published!");
- }
- }
- exportPrivateKey() {
- if (this.privateKey.length) {
- this.sharing
- .share(this.privateKey, null, null, null)
- .then(() => console.log("Private key was exported"))
- .catch(() =>
- this.showToast(
- "Sorry! Something went wrong trying to export the private key :("
- )
- );
- } else {
- this.showToast("There is nothing to share.");
- }
- }
- private showToast(message: string) {
- const toast = this.toastCtrl.create({
- message: message,
- position: "bottom",
- duration: 3000
- });
- toast.present();
- }
- }
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