update user module

backend/paycheck/src/paycheck/IAM/models.py

@@ -39,7 +39,7 @@ class User(AbstractUser):
         null=False,
     )
 
-    REQUIRED_FIELDS = ["email"]
+    REQUIRED_FIELDS = ["first_name", "last_name"]
     USERNAME_FIELD = "email"
 
     objects = models.Manager()
@@ -56,9 +56,13 @@ class UserType(models.TextChoices):
         CUSTOMER_SUPPORT = "Customer Support"
         ADMIN = "Admin"
 
-    user = models.OneToOneField(
-        "User", on_delete=models.CASCADE, related_name="profile"
-    )
+
+class Customer(UserProfile):
+    """
+    Represents a customer of the platform.
+    """
+
+    user = models.ForeignKey("User", on_delete=models.CASCADE, related_name="profile")
 
     phone_number = models.CharField(
         max_length=20, blank=True, null=True, help_text=_("Phone number of the user")
@@ -105,9 +109,6 @@ class UserType(models.TextChoices):
         help_text=_("Document to verify the user"),
     )
 
-    def full_name(self) -> str:
-        return f"{self.user}"
-
     def __str__(self) -> str:
         return f"{self.full_name()} - {self.user_type}"
 

backend/paycheck/src/paycheck/IAM/serializers.py

@@ -0,0 +1,87 @@
+from .models import SupportUser, Adminuser, Customer, UserProfile, UserProofile, User
+from django.contrib.auth import get_user_model
+from rest_framework import serializers
+
+UserModel - get_user_model()
+
+
+class UserSerializer(serializers.Serializer):
+    """
+    User serializers is the base serializer for all user types
+
+    It provides the barest important information that is allowed to be shared
+    """
+
+    first_name = serializers.CharField(max_length=40)
+    last_name = serializers.CharField(max_length=40)
+    email_address = serializers.EmailField()
+    phone_number = serializers.CharField(max_length=20)
+
+    class Meta:
+        model = User
+        exclude = [
+            "password",
+            "is_staff",
+            "is_superuser",
+            "is_active",
+            "date_joined",
+            "last_login",
+            "groups",
+            "user_permissions",
+        ]
+        read_only_fields = ["id"]
+
+
+class CustomerSerializer(serializers.Serializer):
+    """
+    Customer serializer provides the information about the customer that is allowed to be shared over
+    API contracts and integrations
+    """
+
+    user = UserSerializer()
+    date_of_birth = serializers.DateField()
+    photo_id = serializers.ImageField()
+
+    full_name = serializers.SerializerMethodField()
+
+    def get_full_name(self) -> str:
+        pass
+
+    class Meta:
+        model = Customer
+        fields = ["user", "date_of_birth", "photo_id"]
+        exclude = ["user", "bvn", "nin"]
+
+
+class SupportUserSerializer(serializers.ModelSerializer):
+    """
+    Shares the information regarding a member of our internal platform from the support team
+    that can moderate or interact with a user
+    """
+
+    class Meta:
+        model = SupportUser
+
+
+class AdminSerializer(serializers.ModelSerializer):
+    """
+    Shares the information regarding a member of our internal platform from the admin team
+    that can manage a user or anyone on the platform
+    """
+
+    class Meta:
+        model = Adminuser
+
+
+class UserProfileWriteSerializer(serializers.Serializer):
+    """
+    Defines the information that can be written to the user profile
+    """
+
+    user = UserSerializer()
+
+    def create(self, *args, **kwargs) -> None:
+        pass
+
+    def update(self, instance, validated_data):
+        self.user = UserModel.objects.get(id=validated_data.get("user").get("id"))