Basic api draft

backendapi/admin.py

@@ -1,3 +1,9 @@
 from django.contrib import admin
+from .models import Attendant
 
-# Register your models here.
+
+class AttendantAdmin(admin.ModelAdmin):
+    list_display = ["first_name", "last_name", "email", "phone_number"]
+
+
+admin.site.register(Attendant, AttendantAdmin)

backendapi/exceptions.py

@@ -0,0 +1,3 @@
+from rest_framework.exceptions import APIException
+
+# write your custm exceptions here if we need it later.

backendapi/migrations/0001_initial.py

@@ -0,0 +1,31 @@
+# Generated by Django 5.1.3 on 2024-11-25 08:50
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = []
+
+    operations = [
+        migrations.CreateModel(
+            name="Attendant",
+            fields=[
+                (
+                    "id",
+                    models.BigAutoField(
+                        auto_created=True,
+                        primary_key=True,
+                        serialize=False,
+                        verbose_name="ID",
+                    ),
+                ),
+                ("first_name", models.CharField(max_length=30)),
+                ("last_name", models.CharField(max_length=30)),
+                ("email", models.EmailField(max_length=100)),
+                ("phone_number", models.CharField(max_length=12)),
+            ],
+        ),
+    ]

backendapi/models.py

@@ -1,3 +1,17 @@
 from django.db import models
+from rest_framework import serializers
+from django.contrib.auth.models import User
+
+
+# this is the Attendant model, im unsure if we need more data? Maby date of birth? => 18 years maby?
+class Attendant(models.Model):
+    first_name = models.CharField(max_length=30)
+    last_name = models.CharField(max_length=30)
+    email = models.EmailField(max_length=100)
+    phone_number = models.CharField(max_length=12)
+
+    def __str__(self):
+        return f"{self.first_name} {self.last_name}"
+
 
 # Create your models here.

backendapi/serializers.py

@@ -0,0 +1,88 @@
+import re
+from rest_framework import serializers
+from django.conf import settings
+from .models import Attendant
+
+# Serializer for the Attendant model: handles validation, serialization, and desersialization of data.
+# Change the model later depending on requirements. Please tell me what, and il remake the model later to fit requirements.
+
+
+class AttendantAdmin(serializers.ModelSerializer):  # defined a serialiser class
+    first_name = serializers.CharField(
+        label=("First Name* "),  # Labels for the field
+        required=True,  # This makes the fields required.
+        max_length=100,
+        style={
+            "input_type": "text",
+            "autofocus": False,
+            "autocomplete": "off",
+            "required": True,
+        },
+        error_messages={
+            "required": "This field is required.",
+            "blank": "First Name is required.",
+        },
+    )
+
+    last_name = serializers.CharField(
+        label=("Last Name* "),  # Label for the field
+        required=True,  # This makes the fields required.
+        max_length=100,
+        style={
+            "input_type": "text",
+            "autofocus": False,
+            "autocomplete": "off",
+            "required": True,
+        },
+        error_messages={
+            "required": "This field is required.",
+            "blank": "Last Name is required.",
+            "invalid": "Last Name can only contain characters.",
+        },
+    )
+
+    email = serializers.EmailField(
+        label=("Email* "),  # Label for the field
+        required=True,  # Field is required
+        max_length=100,
+        style={
+            "input_type": "email",
+            "autofocus": False,
+            "autocomplete": "off",
+            "required": True,
+        },
+        error_messages={
+            "required": "This field is required.",
+            "blank": "Email is required.",
+        },
+    )
+    phone_number = serializers.CharField(
+        label="Phone Number* ",  # Label for the field
+        max_length=14,
+        min_length=10,
+        required=True,  # Field is required
+        error_messages={
+            "required": "This field is required .",
+            "blank": "Phone number is required.",
+        },
+    )
+
+    class Meta:
+        model = Attendant
+        fields = ["first_name", "last_name", "email", "phone_number"]
+
+
+def validate_first_name(value):
+    # Check if the first name contains only characters or letters with spaces and letters from a-Z
+    if not re.match(r"^[a-zA-Zå-öÅ-Ö ]*$", value):
+        raise serializers.ValidationError(
+            "First Name can only contain letters and spaces."
+        )
+
+
+def validate_last_name(value):
+    # Check if the first name contains only characters
+    if not re.match(r"^[a-zA-Zå-öÅ-Ö ]*$", value):
+        raise serializers.ValidationError(
+            "Last Name can only contain letters and spaces."
+        )

backendapi/urls.py

@@ -6,4 +6,5 @@
 
 urlpatterns = [
     path("nfctag/<hex:tag>", views.scanned),
+    path("test", views.api_get, name="api_get"),
 ]

backendapi/views.py

@@ -3,9 +3,14 @@
 from django.views.decorators.http import require_POST
 from django.views.decorators.cache import never_cache
 from django.http import JsonResponse
-
 from database.models import Attendant
 
+from rest_framework.decorators import api_view
+from rest_framework.response import Response
+from rest_framework import status
+from backendapi import exceptions
+from .serializers import AttendantAdmin
+
 
 @csrf_exempt
 @require_POST
@@ -18,3 +23,83 @@ def scanned(request, tag: bytes):
 
     except Attendant.DoesNotExist:
         return JsonResponse({"error": "No such tag", "valid": False}, status=404)
+
+
+@api_view(["GET", "POST", "PUT", "PATCH", "DELETE"])
+def api_get(request, pk=None):
+    if request.method == "GET":
+        # If there's no 'pk' parameter, return all attendants
+        if pk is None:
+            attendants = Attendant.objects.all()
+            serializer = AttendantAdmin(attendants, many=True)
+            return Response(serializer.data, status=status.HTTP_200_OK)
+        # Otherwise, return a single attendant
+        try:
+            attendant = Attendant.objects.get(pk=pk)
+            serializer = AttendantAdmin(attendant)
+            return Response(serializer.data, status=status.HTTP_200_OK)
+        except Attendant.DoesNotExist:
+            return Response(
+                {"detail": "Attendant not found."}, status=status.HTTP_404_NOT_FOUND
+            )
+
+    elif request.method == "POST":
+        # Create a new attendant
+        serializer = AttendantAdmin(data=request.data)
+        if serializer.is_valid():
+            serializer.save()  # Save the new attendant to the database
+            return Response(serializer.data, status=status.HTTP_201_CREATED)
+        return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST)
+
+    elif request.method == "PUT":
+        # Full update of an existing attendant
+        try:
+            attendant = Attendant.objects.get(pk=pk)
+        except Attendant.DoesNotExist:
+            return Response(
+                {"detail": "Attendant not found."}, status=status.HTTP_404_NOT_FOUND
+            )
+
+        serializer = AttendantAdmin(attendant, data=request.data)
+        if serializer.is_valid():
+            serializer.save()
+            return Response(serializer.data, status=status.HTTP_200_OK)
+        return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST)
+
+    elif request.method == "PATCH":
+        # Partial update of an existing attendant
+        try:
+            attendant = Attendant.objects.get(pk=pk)
+        except Attendant.DoesNotExist:
+            return Response(
+                {"detail": "Attendant not found."}, status=status.HTTP_404_NOT_FOUND
+            )
+
+        serializer = AttendantAdmin(attendant, data=request.data, partial=True)
+        if serializer.is_valid():
+            serializer.save()
+            return Response(serializer.data, status=status.HTTP_200_OK)
+        return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST)
+
+    elif request.method == "DELETE":
+        # Delete an existing attendant
+        try:
+            attendant = Attendant.objects.get(pk=pk)
+        except Attendant.DoesNotExist:
+            return Response(
+                {"detail": "Attendant not found."}, status=status.HTTP_404_NOT_FOUND
+            )
+
+        attendant.delete()
+        return Response(
+            {"detail": "Attendant deleted successfully."},
+            status=status.HTTP_204_NO_CONTENT,
+        )
+
+
+"""
+def api_get(request):
+    if request.method == "GET":
+        return Response({"message": "GET request received"}, status=202)
+    elif request.method == "POST":
+        return Response({"message": "POST request received"}, status=405) """

config/settings.py

@@ -44,6 +44,7 @@
     # ---
     "database",
     "backendapi",
+    "rest_framework",
 ]
 
 MIDDLEWARE = [

requirements.txt

@@ -2,3 +2,5 @@ Django[all]==5.1.3
 django-urlconfchecks==0.11.0 # TODO: Add to CI
 daphne==4.1.2
 psycopg2-binary==2.9.10
+djangorestframework==3.15.2
+