feat: resume at origin path after login

Closes #168

src/app/modules/auth/auth-callback/page/auth-callback-page.component.ts

@@ -1,9 +1,10 @@
 import {Component, OnInit, OnDestroy} from '@angular/core';
 import {NavController} from '@ionic/angular';
 import {Router} from '@angular/router';
-import {IAuthAction} from 'ionic-appauth';
+import {AuthActions, IAuthAction} from 'ionic-appauth';
 import {Subscription} from 'rxjs';
 import {DefaultAuthService} from '../../default-auth.service';
+import {AuthHelperService} from '../../auth-helper.service';
 
 @Component({
   selector: 'auth-callback',
@@ -17,6 +18,7 @@ export class AuthCallbackPageComponent implements OnInit, OnDestroy {
     private auth: DefaultAuthService,
     private navCtrl: NavController,
     private router: Router,
+    private authHelper: AuthHelperService,
   ) {}
 
   ngOnInit() {
@@ -28,7 +30,14 @@ export class AuthCallbackPageComponent implements OnInit, OnDestroy {
     this.sub.unsubscribe();
   }
 
-  async postCallback(_action: IAuthAction) {
-    await this.navCtrl.navigateRoot('profile');
+  async postCallback(action: IAuthAction) {
+    if (action.action === AuthActions.SignInSuccess) {
+      const originPath = await this.authHelper.getOriginPath();
+      this.navCtrl.navigateRoot(originPath ?? 'profile');
+      this.authHelper.deleteOriginPath();
+    }
+    if (action.action === AuthActions.SignInFailed) {
+      this.navCtrl.navigateRoot('profile');
+    }
   }
 }

src/app/modules/auth/auth-guard.service.ts

@@ -1,5 +1,10 @@
 import {Injectable} from '@angular/core';
-import {CanActivate, Router, RouterStateSnapshot} from '@angular/router';
+import {
+  CanActivate,
+  NavigationExtras,
+  Router,
+  RouterStateSnapshot,
+} from '@angular/router';
 import {DefaultAuthService} from './default-auth.service';
 import {PAIAAuthService} from './paia/paia-auth.service';
 import {IAuthService} from 'ionic-appauth';
@@ -33,7 +38,14 @@ export class AuthGuardService implements CanActivate {
     try {
       await this.authService.getValidToken();
     } catch {
-      this.router.navigate(['profile']);
+      const originNavigation = this.router.getCurrentNavigation();
+      let extras: NavigationExtras = {};
+      if (originNavigation) {
+        const url = originNavigation.extractedUrl.toString();
+        extras = {queryParams: {origin_path: url}};
+      }
+      this.router.navigate(['profile'], extras);
+
       return false;
     }
 

src/app/modules/auth/auth-helper.service.ts

@@ -11,6 +11,8 @@ import {
   SCUserConfigurationMap,
 } from '@openstapps/core';
 import {ConfigProvider} from '../config/config.provider';
+import {StorageProvider} from '../storage/storage.provider';
+const AUTH_ORIGIN_PATH = 'stapps.auth.origin_path';
 
 @Injectable({
   providedIn: 'root',
@@ -21,6 +23,7 @@ export class AuthHelperService {
   constructor(
     private translateService: TranslateService,
     private configProvider: ConfigProvider,
+    private storageProvider: StorageProvider,
   ) {
     this.userConfigurationMap = (
       this.configProvider.getAnyValue('auth') as {
@@ -62,4 +65,22 @@ export class AuthHelperService {
 
     return user;
   }
+
+  async deleteOriginPath() {
+    return this.storageProvider.delete(AUTH_ORIGIN_PATH);
+  }
+
+  async setOriginPath(path: string) {
+    return this.storageProvider.put<string>(AUTH_ORIGIN_PATH, path);
+  }
+
+  async getOriginPath() {
+    let originPath: string;
+    try {
+      originPath = await this.storageProvider.get<string>(AUTH_ORIGIN_PATH);
+    } catch {
+      return;
+    }
+    return originPath;
+  }
 }

src/app/modules/auth/paia/auth-callback/page/auth-callback-page.component.ts

@@ -1,9 +1,10 @@
 import {Component, OnInit, OnDestroy} from '@angular/core';
 import {NavController} from '@ionic/angular';
 import {Router} from '@angular/router';
-import {IAuthAction} from 'ionic-appauth';
+import {AuthActions, IAuthAction} from 'ionic-appauth';
 import {Subscription} from 'rxjs';
 import {PAIAAuthService} from '../../paia-auth.service';
+import {AuthHelperService} from '../../../auth-helper.service';
 
 @Component({
   selector: 'auth-callback',
@@ -17,6 +18,7 @@ export class PAIAAuthCallbackPageComponent implements OnInit, OnDestroy {
     private auth: PAIAAuthService,
     private navCtrl: NavController,
     private router: Router,
+    private authHelper: AuthHelperService,
   ) {}
 
   ngOnInit() {
@@ -28,7 +30,14 @@ export class PAIAAuthCallbackPageComponent implements OnInit, OnDestroy {
     this.sub.unsubscribe();
   }
 
-  async postCallback(_action: IAuthAction) {
-    this.navCtrl.navigateRoot('profile');
+  async postCallback(action: IAuthAction) {
+    if (action.action === AuthActions.SignInSuccess) {
+      const originPath = await this.authHelper.getOriginPath();
+      this.navCtrl.navigateRoot(originPath ?? 'profile');
+      this.authHelper.deleteOriginPath();
+    }
+    if (action.action === AuthActions.SignInFailed) {
+      this.navCtrl.navigateRoot('profile');
+    }
   }
 }

src/app/modules/profile/page/profile-page.component.ts

@@ -24,6 +24,7 @@ import {
   SCAuthorizationProviderType,
   SCUserConfiguration,
 } from '@openstapps/core';
+import {ActivatedRoute} from '@angular/router';
 
 @Component({
   selector: 'app-home',
@@ -36,6 +37,8 @@ export class ProfilePageComponent implements OnInit, OnDestroy {
     paia: {loggedIn: false},
   };
 
+  originPath: string | null;
+
   userInfo?: SCUserConfiguration;
 
   subscriptions: Subscription[] = [];
@@ -44,7 +47,8 @@ export class ProfilePageComponent implements OnInit, OnDestroy {
     private defaultAuth: DefaultAuthService,
     private paiaAuth: PAIAAuthService,
     private requestor: Requestor,
-    private authHelperService: AuthHelperService,
+    private authHelper: AuthHelperService,
+    private route: ActivatedRoute,
   ) {}
 
   ngOnInit() {
@@ -70,6 +74,9 @@ export class ProfilePageComponent implements OnInit, OnDestroy {
             this.data.paia.loggedIn = false;
           });
       }),
+      this.route.queryParamMap.subscribe(queryParams => {
+        this.originPath = queryParams.get('origin_path');
+      }),
     );
   }
 
@@ -79,15 +86,17 @@ export class ProfilePageComponent implements OnInit, OnDestroy {
     userInfoHandler
       .performUserInfoRequest(this.defaultAuth.localConfiguration, token)
       .then(userInfo => {
-        this.userInfo = this.authHelperService.getUserFromUserInfo(userInfo);
+        this.userInfo = this.authHelper.getUserFromUserInfo(userInfo);
       });
   }
 
-  public signIn() {
+  async signIn() {
+    await this.handleOriginPath();
     this.defaultAuth.signIn();
   }
 
-  signInPAIA() {
+  async signInPAIA() {
+    await this.handleOriginPath();
     this.paiaAuth.signIn();
   }
 
@@ -105,4 +114,10 @@ export class ProfilePageComponent implements OnInit, OnDestroy {
       subscription.unsubscribe();
     }
   }
+
+  private async handleOriginPath() {
+    this.originPath
+      ? await this.authHelper.setOriginPath(this.originPath)
+      : await this.authHelper.deleteOriginPath();
+  }
 }