from django.dispatch import receiver
from django.db.models.signals import post_save
from api.models import User, TemporaryUser
from django.contrib.auth.models import Permission
from api.tasks import verify_user_with_person_api_task


@receiver(post_save, sender=User)
def assign_device_permissions(sender, instance, created, **kwargs):
    if created:
        device_permissions = Permission.objects.filter(content_type__model="device")
        atoll_read_permission = Permission.objects.get(codename="view_atoll")
        island_read_permission = Permission.objects.get(codename="view_island")
        payment_permissions = Permission.objects.filter(
            content_type__model="payment"
        ).exclude(codename__startswith="delete_")
        topup_permissions = Permission.objects.filter(
            content_type__model="topup"
        ).exclude(codename__startswith="delete_")
        wallet_transaction_permissions = Permission.objects.filter(
            content_type__model="wallettransaction"
        ).exclude(codename__startswith="delete_")
        user_read_only_permission = Permission.objects.get(
            codename="view_user", content_type__model="user"
        )
        instance.user_permissions.add(user_read_only_permission)
        for permission in topup_permissions:
            instance.user_permissions.add(permission)
        for permission in device_permissions:
            instance.user_permissions.add(permission)
        instance.user_permissions.add(atoll_read_permission, island_read_permission)
        for permission in payment_permissions:
            instance.user_permissions.add(permission)
        for permission in wallet_transaction_permissions:
            instance.user_permissions.add(permission)


@receiver(post_save, sender=TemporaryUser)
def verify_user_with_person_api(sender, instance, created, **kwargs):
    if created:
        print(f"Temporary User Instance: {instance}")
        verify_user_with_person_api_task(instance.t_id)