Initial commit

api/serializers.py

@@ -0,0 +1,94 @@
+from knox.models import AuthToken
+from django.contrib.auth import authenticate
+from api.models import User
+
+from rest_framework import serializers
+
+
+class CustomUserSerializer(serializers.ModelSerializer):
+    """serializer for the user object"""
+
+    user_permissions = serializers.SerializerMethodField()
+
+    def get_user_permissions(self, instance):
+        permission_ids = instance.user_permissions.all()
+        return [
+            {"id": permission.id, "name": permission.name}
+            for permission in permission_ids
+        ]
+
+    class Meta:  # type: ignore
+        model = User
+        fields = (
+            "id",
+            "username",
+            "email",
+            "user_permissions",
+            "first_name",
+            "last_name",
+            "last_login",
+            "date_joined",
+            "is_superuser",
+        )
+
+
+class CustomReadOnlyUserSerializer(serializers.ModelSerializer):
+    """serializer for the user object"""
+
+    class Meta:  # type: ignore
+        model = User
+        # fields = "__all__"
+        fields = (
+            "id",
+            "email",
+            "first_name",
+            "last_name",
+            "username",
+            "mobile",
+            "address",
+
+        )
+
+
+class UserSerializer(serializers.ModelSerializer):
+    """serializer for the user object"""
+
+    class Meta:  # type: ignore
+        model = User
+        fields = ("username", "password")
+        extra_kwargs = {"password": {"write_only": True, "min_length": 5}}
+
+    def create(self, validated_data):
+        return User.objects.create_user(**validated_data)
+
+
+class AuthSerializer(serializers.Serializer):
+    """serializer for the user authentication object"""
+
+    username = serializers.CharField()
+    password = serializers.CharField(
+        style={"input_type": "password"}, trim_whitespace=False
+    )
+
+    def validate(self, attrs):
+        username = attrs.get("username")
+        password = attrs.get("password")
+
+        user = authenticate(
+            request=self.context.get("request"), username=username, password=password
+        )
+
+        if not user:
+            msg = "Unable to authenticate with provided credentials"
+            raise serializers.ValidationError(msg, code="authentication")
+
+        attrs["user"] = user
+        return user
+
+
+class KnoxTokenSerializer(serializers.ModelSerializer):
+    """serializer for the auth token object"""
+
+    class Meta:  # type: ignore
+        model = AuthToken
+        fields = "__all__"