feat: Mise en place des paiements en plusieurs fois - partie BACK [#25]

Back-End/School/models.py

@@ -68,10 +68,11 @@ class Planning(models.Model):
     def __str__(self):
         return f'Planning for {self.level} of {self.school_class.atmosphere_name}'
 
-class PaymentOptions(models.IntegerChoices):
-    SINGLE_PAYMENT = 0, _('Paiement en une seule fois')
-    FOUR_TIME_PAYMENT = 1, _('Paiement en 4 fois')
-    TEN_TIME_PAYMENT = 2, _('Paiement en 10 fois')
+class PaymentPlanType(models.IntegerChoices):
+    ONE_TIME = 1, '1 fois'
+    THREE_TIMES = 3, '3 fois'
+    TEN_TIMES = 10, '10 fois'
+    TWELVE_TIMES = 12, '12 fois'
 
 class DiscountType(models.IntegerChoices):
     CURRENCY = 0, 'Currency'
@@ -102,3 +103,9 @@ class Fee(models.Model):
 
     def __str__(self):
         return self.name
+
+class PaymentPlan(models.Model):
+    frequency = models.IntegerField(choices=PaymentPlanType.choices, default=PaymentPlanType.ONE_TIME)
+    due_dates = ArrayField(models.DateField(), blank=True)
+    type = models.IntegerField(choices=FeeType.choices, default=FeeType.REGISTRATION_FEE)
+

Back-End/School/serializers.py

@@ -1,5 +1,5 @@
 from rest_framework import serializers
-from .models import Teacher, Speciality, SchoolClass, Planning, LEVEL_CHOICES, Discount, Fee
+from .models import Teacher, Speciality, SchoolClass, Planning, LEVEL_CHOICES, Discount, Fee, PaymentPlan
 from Auth.models import Profile
 from N3wtSchool import settings, bdd
 from django.utils import timezone
@@ -190,4 +190,9 @@ class FeeSerializer(serializers.ModelSerializer):
         utc_time = timezone.localtime(obj.updated_at)
         local_tz = pytz.timezone(settings.TZ_APPLI)
         local_time = utc_time.astimezone(local_tz)
-        return local_time.strftime("%d-%m-%Y %H:%M")
+        return local_time.strftime("%d-%m-%Y %H:%M")
+
+class PaymentPlanSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = PaymentPlan
+        fields = '__all__'

Back-End/School/urls.py

@@ -13,6 +13,8 @@ from School.views import (
     FeeView,
     DiscountsView,
     DiscountView,
+    PaymentPlansView,
+    PaymentPlanView
 )
 
 urlpatterns = [
@@ -39,4 +41,8 @@ urlpatterns = [
     re_path(r'^discounts/(?P<_filter>[a-zA-z]+)$$', DiscountsView.as_view(), name="discounts"),
     re_path(r'^discount$', DiscountView.as_view(), name="discount"),
     re_path(r'^discount/([0-9]+)$', DiscountView.as_view(), name="discount"),
+
+    re_path(r'^paymentPlans/(?P<_filter>[a-zA-z]+)$', PaymentPlansView.as_view(), name="paymentPlans"),
+    re_path(r'^paymentPlan$', PaymentPlanView.as_view(), name="paymentPlan"),
+    re_path(r'^paymentPlan/([0-9]+)$', PaymentPlanView.as_view(), name="paymentPlan"),
 ]

Back-End/School/views.py

@@ -5,8 +5,8 @@ from rest_framework.parsers import JSONParser
 from rest_framework.views import APIView
 from django.core.cache import cache
 from django.core.exceptions import ObjectDoesNotExist
-from .models import Teacher, Speciality, SchoolClass, Planning, Discount, Fee
-from .serializers import TeacherSerializer, SpecialitySerializer, SchoolClassSerializer, PlanningSerializer, DiscountSerializer, FeeSerializer
+from .models import Teacher, Speciality, SchoolClass, Planning, Discount, Fee, PaymentPlan
+from .serializers import TeacherSerializer, SpecialitySerializer, SchoolClassSerializer, PlanningSerializer, DiscountSerializer, FeeSerializer, PaymentPlanSerializer
 from N3wtSchool import bdd
 from N3wtSchool.bdd import delete_object, getAllObjects, getObject
 
@@ -307,4 +307,52 @@ class FeeView(APIView):
         return JsonResponse(fee_serializer.errors, safe=False, status=400)
 
     def delete(self, request, _id):
-        return delete_object(Fee, _id)
+        return delete_object(Fee, _id)
+
+@method_decorator(csrf_protect, name='dispatch')
+@method_decorator(ensure_csrf_cookie, name='dispatch')
+class PaymentPlansView(APIView):
+    def get(self, request, _filter, *args, **kwargs):
+
+        if _filter not in ['registration', 'tuition']:
+            return JsonResponse({"error": "Invalid type parameter. Must be 'registration' or 'tuition'."}, safe=False, status=400)
+            
+        type_value = 0 if _filter == 'registration' else 1
+        paymentPlans = PaymentPlan.objects.filter(type=type_value)
+        payment_plans_serializer = PaymentPlanSerializer(paymentPlans, many=True)
+        
+        return JsonResponse(payment_plans_serializer.data, safe=False, status=200)
+
+@method_decorator(csrf_protect, name='dispatch')
+@method_decorator(ensure_csrf_cookie, name='dispatch')
+class PaymentPlanView(APIView):
+    def get(self, request, _id):
+        try:
+            payment_plan = PaymentPlan.objects.get(id=_id)
+            payment_plan_serializer = PaymentPlanSerializer(payment_plan)
+            return JsonResponse(payment_plan_serializer.data, safe=False)
+        except PaymentPlan.DoesNotExist:
+            return JsonResponse({'error': 'No object found'}, status=404)
+
+    def post(self, request):
+        payment_plan_data = JSONParser().parse(request)
+        payment_plan_serializer = PaymentPlanSerializer(data=payment_plan_data)
+        if payment_plan_serializer.is_valid():
+            payment_plan_serializer.save()
+            return JsonResponse(payment_plan_serializer.data, safe=False, status=201)
+        return JsonResponse(payment_plan_serializer.errors, safe=False, status=400)
+
+    def put(self, request, _id):
+        payment_plan_data = JSONParser().parse(request)
+        try:
+            payment_plan = PaymentPlan.objects.get(id=_id)
+        except PaymentPlan.DoesNotExist:
+            return JsonResponse({'error': 'No object found'}, status=404)
+        payment_plan_serializer = PaymentPlanSerializer(payment_plan, data=payment_plan_data, partial=True)
+        if payment_plan_serializer.is_valid():
+            payment_plan_serializer.save()
+            return JsonResponse(payment_plan_serializer.data, safe=False)
+        return JsonResponse(payment_plan_serializer.errors, safe=False, status=400)
+
+    def delete(self, request, _id):
+        return delete_object(PaymentPlan, _id)