fix: shift auth endpoint to not use drf

api/auth/serializers.py

-from rest_framework import serializers
-from rest_framework_simplejwt.serializers import TokenObtainPairSerializer
-
-from users.models import User, Librarian, Member, LibrarianLoginHistory
-
-
-class UserSerializer(serializers.ModelSerializer):
-    class Meta:
-        model = User
-        fields = [
-            "id",
-            "username",
-            "email",
-            "first_name",
-            "last_name",
-            "is_staff",
-            "password",
-        ]
-
-        extra_kwargs = {"password": {"write_only": True}}
-
-    def create(self, validated_data):
-        password = validated_data.get("password")
-        user = User.objects.create(**validated_data)
-        user.set_password(password)
-        user.save()
-
-        return user
-
-
-class LoginHistorySerializer(serializers.ModelSerializer):
-    class Meta:
-        model = LibrarianLoginHistory
-        fields = "__all__"
-
-
-class LibrarianSerializer(serializers.ModelSerializer):
-    user = UserSerializer()
-
-    class Meta:
-        model = Librarian
-        fields = ["id", "user", "picture", "created_at", "updated_at"]
-
-    def create(self, validated_data):
-        user_data = validated_data.pop("user")
-        user_data["is_staff"] = True
-        username = user_data.get("username")
-        email = user_data.get("email")
-
-        is_username = User.objects.filter(username=username)
-        is_email = User.objects.filter(email=email)
-
-        if is_username.exists() and is_email.exists():
-            raise serializers.ValidationError("Username or Email is already exists")
-
-        user = User.objects.create_user(**user_data)
-        user.set_password(user_data.get("password"))
-        user.save()
-
-        librarian = Librarian.objects.create(user=user, **validated_data)
-        return librarian
-
-    def update(self, instance, validated_data):
-        instance.user.username = validated_data.get("user", instance.user).get(
-            "username", instance.user.username
-        )
-        instance.user.email = validated_data.get("user", instance.user).get(
-            "email", instance.user.email
-        )
-        instance.user.first_name = validated_data.get("user", instance.user).get(
-            "first_name", instance.user.first_name
-        )
-        instance.user.last_name = validated_data.get("user", instance.user).get(
-            "last_name", instance.user.last_name
-        )
-        instance.user.is_staff = validated_data.get("user", instance.user).get(
-            "is_staff", instance.user.is_staff
-        )
-
-        instance.picture = validated_data.get("picture", instance.picture)
-        instance.created_at = validated_data.get("created_at", instance.created_at)
-        instance.updated_at = validated_data.get("updated_at", instance.updated_at)
-
-        user = User.objects.filter(id=instance.user.id)
-        user.update(
-            username=instance.user.username,
-            email=instance.user.email,
-            first_name=instance.user.first_name,
-            last_name=instance.user.last_name,
-            is_staff=instance.user.is_staff,
-        )
-        Librarian.objects.filter(id=instance.id).update(user=user[0])
-        instance.save()
-        return instance
-
-
-class MemberSerializer(serializers.ModelSerializer):
-    user = UserSerializer()
-
-    class Meta:
-        model = Member
-        fields = ["id", "user", "picture", "created_at", "updated_at"]
-
-    def create(self, validated_data):
-        user_data = validated_data.pop("user")
-        user_data["is_staff"] = False
-        username = user_data.get("username")
-        email = user_data.get("email")
-
-        is_username = User.objects.filter(username=username)
-        is_email = User.objects.filter(email=email)
-
-        if is_username.exists() and is_email.exists():
-            raise serializers.ValidationError("Username or Email is already exists")
-
-        user = User.objects.create_user(**user_data)
-        user.set_password(user_data.get("password"))
-        user.save()
-
-        member = Member.objects.create(user=user, **validated_data)
-        return member
-
-    def update(self, instance, validated_data):
-        instance.user.username = validated_data.get("user", instance.user).get(
-            "username", instance.user.username
-        )
-        instance.user.email = validated_data.get("user", instance.user).get(
-            "email", instance.user.email
-        )
-        instance.user.first_name = validated_data.get("user", instance.user).get(
-            "first_name", instance.user.first_name
-        )
-        instance.user.last_name = validated_data.get("user", instance.user).get(
-            "last_name", instance.user.last_name
-        )
-        instance.user.is_staff = validated_data.get("user", instance.user).get(
-            "is_staff", instance.user.is_staff
-        )
-
-        instance.picture = validated_data.get("picture", instance.picture)
-        instance.created_at = validated_data.get("created_at", instance.created_at)
-        instance.updated_at = validated_data.get("updated_at", instance.updated_at)
-
-        user = User.objects.filter(id=instance.user.id)
-        user.update(
-            username=instance.user.username,
-            email=instance.user.email,
-            first_name=instance.user.first_name,
-            last_name=instance.user.last_name,
-            is_staff=instance.user.is_staff,
-        )
-        Member.objects.filter(id=instance.id).update(user=user[0])
-        instance.save()
-        return instance
-
-
-class UpdateProfileSerializer(serializers.ModelSerializer):
-    class Meta:
-        model = User
-        fields = [
-            "id",
-            "username",
-            "email",
-            "first_name",
-            "last_name",
-            "is_staff",
-        ]