Modifications made to support SSO in Browser

src/popup/accounts/home.component.ts

@@ -1,7 +1,45 @@
 import { Component } from '@angular/core';
 
+import { CryptoFunctionService } from 'jslib/abstractions/cryptoFunction.service';
+import { EnvironmentService } from 'jslib/abstractions/environment.service';
+import { PlatformUtilsService } from '../../../jslib/src/abstractions/platformUtils.service';
+import { PasswordGenerationService } from 'jslib/abstractions/passwordGeneration.service';
+
+import { Utils } from 'jslib/misc/utils';
+
 @Component({
     selector: 'app-home',
     templateUrl: 'home.component.html',
 })
-export class HomeComponent { }
+export class HomeComponent { 
+    constructor(
+        protected platformUtilsService: PlatformUtilsService, private passwordGenerationService : PasswordGenerationService,
+        private cryptoFunctionService: CryptoFunctionService, private environmentService: EnvironmentService) { }
+
+        async launchSsoBrowser() {
+            // Generate necessary sso params
+            const passwordOptions: any = {
+                type: 'password',
+                length: 64,
+                uppercase: true,
+                lowercase: true,
+                numbers: true,
+                special: false,
+            };
+
+            const state = await this.passwordGenerationService.generatePassword(passwordOptions);
+            let ssoCodeVerifier = await this.passwordGenerationService.generatePassword(passwordOptions);
+            const codeVerifierHash = await this.cryptoFunctionService.hash(ssoCodeVerifier, 'sha256');
+            const codeChallenge = Utils.fromBufferToUrlB64(codeVerifierHash);
+    
+            const webUrl = 'https://localhost:8080';
+            const clientId = 'browser';
+            const ssoRedirectUri = 'https://localhost:8080/sso-connector.html';
+    
+            // Launch browser
+            this.platformUtilsService.launchUri(webUrl + '/#/sso?clientId=' + clientId +
+                '&redirectUri=' + encodeURIComponent(ssoRedirectUri) +
+                '&state=' + state + '&codeChallenge=' + codeChallenge +
+                '&codeVerifier=' + ssoCodeVerifier);
+        }   
+}