LIL-69 Add login

apps/auth/forms.py

@@ -6,3 +6,8 @@ class LearnerRegistrationForm(forms.Form):
     last_name = forms.CharField()
     email = forms.EmailField()
     password = forms.CharField()
+
+
+class LoginForm(forms.Form):
+    email = forms.CharField()
+    password = forms.CharField()

apps/auth/tests/test_login.py

@@ -0,0 +1,20 @@
+from django.contrib.auth import get_user_model
+from django.test import TestCase, Client
+from django.urls import reverse
+
+User = get_user_model()
+
+
+class LoginTest(TestCase):
+    def setUp(self):
+        self.url = reverse("lilcity:login")
+        self.user = User.objects.create_user(username='Alice', password='1234')
+        self.client = Client()
+
+    def test_login(self):
+        response = self.client.post(self.url, {"username": self.user.username, "password": '1234'})
+        self.assertTrue(response.json()['success'])
+
+    def test_should_errors_if_fail_login(self):
+        response = self.client.post(self.url, {"username": self.user.username, "password": 'incorrect password'})
+        self.assertFalse(response.json()['success'])

apps/auth/urls.py

@@ -5,4 +5,5 @@ from . import views
 urlpatterns = [
     path('registration/learner/', views.LearnerRegistrationView.as_view(), name="registration-learner"),
     path('logout/', views.LogoutView.as_view(), name="logout"),
+    path('login/', views.LoginView.as_view(), name="login"),
 ]

apps/auth/views.py

@@ -1,10 +1,10 @@
-from django.views.generic import FormView, View
+from django.contrib.auth import get_user_model, logout, login
+from django.contrib.auth.forms import AuthenticationForm
 from django.http import JsonResponse
-from django.contrib.auth import get_user_model, logout
+from django.views.generic import FormView, View
 
 from .forms import LearnerRegistrationForm
 
-
 User = get_user_model()
 
 
@@ -30,3 +30,15 @@ class LogoutView(View):
     def post(self, request, *args, **kwargs):
         logout(request)
         return JsonResponse({"success": True})
+
+
+class LoginView(FormView):
+    form_class = AuthenticationForm
+    template_name = "auth/login.html"
+
+    def form_valid(self, form):
+        login(self.request, form.get_user())
+        return JsonResponse({"success": True})
+
+    def form_invalid(self, form):
+        return JsonResponse({"success": False, "errors": form.errors.get_json_data(escape_html=True)}, status=400)