refactor, implement next attribute, for forward, service need user approve berfore redirect

templates/frontend/login.html.j2

@@ -4,15 +4,8 @@
 
 {% block content %}
 
-<form method="POST" action="/login">
-	{{ form.csrf_token }}
-	<div class="form-group row">
-		<label class="col-sm-2 col-form-label">{{ form.name.label }} </label>
-		<div class="col-sm-10">
-			{{ form.name(size=20) }}
-		</div>
-	</div>
-	{{ form.submit() }}
-</form>
+
+{{ render_form(form) }}
+
 {% endblock %}
 

templates/frontend/login_auth.html.j2

@@ -4,9 +4,21 @@
 
 {% block content %}
 
-{% for form in forms %}
-	{{ render_form(form) }}
-{% endfor %}
+<ul class="nav nav-tabs" id="myTab" role="tablist">
+  {% for auth_name in forms.keys() %}
+	<li class="nav-item">
+		<a class="nav-link{{' active' if loop.first else ''}}" id="home-tab" data-toggle="tab" href="#{{ auth_name }}" role="tab" aria-controls="home" aria-selected="true">{{ gettext(auth_name) }}</a>
+	</li>
+  {% endfor %}
+</ul>
+<div class="tab-content" id="myTabContent">
+	{% for auth_name, form in forms.items() %}
+	<div class="tab-pane fade{{ ' show active' if loop.first else '' }}" id="{{ auth_name }}" role="tabpanel" aria-labelledby="{{ auth_name }}-tab">
+
+		{{ render_form(form) }}
+	</div>
+	{% endfor %}
+</div>
 
 
 {% endblock %}

templates/frontend/oidc_authentication.html.j2

@@ -0,0 +1,17 @@
+{% extends 'frontend/base.html.j2' %}
+
+{% block title %}{{ gettext('Oauth2 Request') }}{% endblock %}
+
+{% block content %}
+
+<div class="container">
+	<p>
+	A service ask for access to your account data.<br>
+
+	You can confirm this pressing "Continue"
+	</p>
+
+	{{ render_form(form) }}
+</div>
+
+{% endblock %}