def login(request):
print("test")
if request.method == 'POST':
    form = LoginForm(request.POST)
    if form.is_valid():
        username = form.cleaned_data['username']
        password = form.cleaned_data['password']
        user = authenticate(username=username, password=password)
        if user is not None:
            return HttpResponseRedirect('/accountManagement/home')
        else:
            form = LoginForm()
    else:
        HttpResponse("form is not valid")
else:
    form = LoginForm()
return render(request, 'accountManagement/login.html', {'form': form})

def home(request):
print(request.user.username)
if request.user.is_authenticated:
    passwordForm = ChangePasswordForm()
    emailForm = ChangeEmailForm()
    return render(request, 'accountManagement/home.html', {'passwordForm': passwordForm, 'emailForm': emailForm})
else:
    return HttpResponseRedirect("/accountManagement/")


def change_password(request):
if request.user.is_authenticated:
    if request.method == 'POST':
        passwordForm = ChangePasswordForm(request.POST)
        if passwordForm.is_valid():
            oldPassword = passwordForm.cleaned_data['oldPassword']
            newPassword = passwordForm.cleaned_data['newPassword']
            newPasswordConfirmation = passwordForm.cleaned_data['newPasswordConfirmation']
            if (newPassword == newPasswordConfirmation) and (request.user.check_password(oldPassword)):
                request.user.set_password(newPassword)
                request.user.save()
                return HttpResponseRedirect("/accountManagement/logout")

            else:
                return HttpResponse("password change failed")
        else:
            return HttpResponse("password form not valid")
    else:
        return HttpResponse("request != POST")
else:
    return HttpResponse("user ist not authenticated")

urlpatterns = [
url(r'^$', views.login, name='login'),
url(r'^home', views.home, name='home'),
url(r'^changeEmail', views.change_email, name='changeEmail'),
url(r'^changePassword', views.change_password, name='changePassword'),
url(r'^logout', views.logout_view, name='logout'),
]

class LoginForm(forms.Form):
    username = forms.CharField(label='Username', max_length=20)
    password = forms.CharField(label='Password', max_length=20)


class ChangeEmailForm(forms.Form):
    newEmail = forms.CharField(label='New Email', max_length=50)


class ChangePasswordForm(forms.Form):
    oldPassword = forms.CharField(label='Old Password', max_length=20)
    newPassword = forms.CharField(label='New Password', max_length=20)
    newPasswordConfirmation = forms.CharField(label='Confirm new Password', max_length=20)