from rest_framework import status
from rest_framework.exceptions import ValidationError

from api.models import EsStudent, AuditTrail, AuditTrailDetails
from api.translation import __
from api.utils import log_critical_error, get_exception_detail, get_ip
from api.validator import BaseValidator
from api.views.admin.base import AdminApiBase


class StudentDelete(AdminApiBase):
    def validate_request(self, request):
        rules = {
            "id": "required|array|exists:api.EsStudent,id",
        }
        attribute = {}
        validator = BaseValidator(request.data, rules, attribute)
        error = validator.validate()
        if error:
            raise ValidationError(error)

    def post(self, request):
        try:
            self.validate_request(request)

            action = "student_delete"
            ids = request.data.get("id")

            obj = EsStudent.objects.filter(id__in=ids)
            code = ",".join(obj.values_list("code", flat=True))

            EsStudent.objects.filter(id__in=ids).delete()

            audit_trail = AuditTrail.objects.create(
                user_id=request.user.id,
                type=self.audit_type,
                ip_address=get_ip(request)
            )
            remark_param = {
                "code": code
            }

            AuditTrailDetails.custom_insert(
                audit_trail=audit_trail,
                action=action,
                remark_param=remark_param,
            )
            response = {}

            return self.api_response(data=response)
        except ValidationError as e:
            first_message = e.detail['error']
            errors = e.detail['errors']
            return self.api_response(error=first_message, errors=errors, code=status.HTTP_400_BAD_REQUEST)
        except Exception as e:
            e_details = get_exception_detail(e)
            log_critical_error(user_id=None, descr=e_details['descr'], url=e_details['url'], trace=e_details['trace'])
            return self.api_response(error=__("message.internal_server_error"), code=status.HTTP_500_INTERNAL_SERVER_ERROR)