from django.db import transaction
from django.utils import timezone
from rest_framework import status
from rest_framework.views import APIView
from . import serializers
from accounts.models import IAmPrincipal
from ..models import Tickets, TicketAttachment, TicketIssueType
from goodtimes import constants
from goodtimes.services import SMSError, SMSService
from manage_communications import models
# from nifty11_project.services import SMSError, SMSService
from goodtimes.utils import ApiResponse
from rest_framework.permissions import AllowAny, IsAuthenticated
from rest_framework_simplejwt.authentication import JWTAuthentication
from datetime import datetime


class ContactUsView(APIView):

    authentication_classes = []
    permission_classes = []

    def post(self, request):

        print("request.data: ", request.data)

        serializer = serializers.ContactUsSerializer(data=request.data)

        serializer.is_valid(raise_exception=True)

        serializer.save()

        return ApiResponse.success(data=serializer.data, message=constants.SUCCESS)


class TicketView(APIView):
    serializer_class = serializers.TicketsSerializer
    model = Tickets
    authentication_classes = [JWTAuthentication]
    permission_classes = [IsAuthenticated]

    def get_queryset(self):
        return Tickets.objects.filter(deleted=False)

    def get(self, request):
        month = request.GET.get("month")
        status_filter = request.GET.get("status")

        tickets = self.get_queryset()

        if month:
            try:
                month_date = datetime.strptime(month, "%Y-%m")
                print(f"month_Date is {month_date} , month is {month_date.month} , year is {month_date.year}, ticket is {tickets}")
                tickets = tickets.filter(created_on__year=month_date.year)
            except ValueError:
                return ApiResponse.error(message="Invalid date format. Use YYYY-MM", errors="Invalid date format. Use YYYY-MM")

        if status_filter:
            tickets = tickets.filter(ticket_status=status_filter)

        serializer = self.serializer_class(tickets, many=True)
        ticket_status = [Tickets.REQUESTED, Tickets.VIEWED, Tickets.IN_PROGRESS, Tickets.RESOLVED]
        print(f"ticket status is {ticket_status}")
        data = {
            "ticket_status": ticket_status,
            "ticket": serializer.data
        }
        return ApiResponse.success(message=constants.SUCCESS, data=data)

    def post(self, request):
        data = request.data.copy()
        print(f"your data is {request.data}")
        attachments_data = data.pop("attachments", [])
        serializer = self.serializer_class(data=request.data)

        if not serializer.is_valid():
            error_response = {
                "status": status.HTTP_400_BAD_REQUEST,
                "message": constants.VALIDATION_ERROR,
                "errors": serializer.errors,
            }
            return ApiResponse.error(**error_response)

        try:
            ticket = serializer.save(principal=request.user)
            attachments = []
            for attachment_data in attachments_data:
                attachment = TicketAttachment(image=attachment_data)
                attachment.save()
                attachments.append(attachment)

            ticket.attachments.add(*attachments)
        except Exception as e:
            error_response = {
                "status": status.HTTP_500_INTERNAL_SERVER_ERROR,
                "message": constants.SOMETHING_WRONG,
                "errors": str(e),
            }
            return ApiResponse.error(**error_response)

        return ApiResponse.success(message=constants.SUCCESS)


class TicketCategoryView(APIView):
    model = TicketIssueType
    serializer_class = serializers.TicketIssueTypeSerializer
    authentication_classes = [JWTAuthentication]
    permission_classes = [IsAuthenticated]

    def get(self, request):
        issue_type = self.model.objects.filter(deleted=False)
        print(f"issue type {issue_type}")
        serializer = self.serializer_class(issue_type, many=True)
        return ApiResponse.success(message=constants.SUCCESS, data=serializer.data)


class TicketStopView(APIView):
    model = Tickets
    authentication_classes = [JWTAuthentication]
    permission_classes = [IsAuthenticated]

    def get(self, request, pk):
        try:
            ticket = self.model.objects.get(pk=pk)
            ticket.stop_ticket()
            return ApiResponse.success(message=constants.SUCCESS)
        except Exception as e:
            error_message = {
                "status": status.HTTP_404_NOT_FOUND,
                "message": constants.RECORD_NOT_FOUND,
                "errors": str(e)
            }
            return ApiResponse.error(**error_message)


class FeedbackView(APIView):
    serializer_class = serializers.FeedbackSerializer
    authentication_classes = [JWTAuthentication]
    permission_classes = [IsAuthenticated]

    def post(self, request):
        data = request.data.copy()

        serializer = self.serializer_class(data=request.data)

        if not serializer.is_valid():
            error_response = {
                "status": status.HTTP_400_BAD_REQUEST,
                "message": constants.VALIDATION_ERROR,
                "errors": serializer.errors,
            }
            return ApiResponse.error(**error_response)

        try:
            serializer.save(principal=request.user)
        except Exception as e:
            error_response = {
                "status": status.HTTP_500_INTERNAL_SERVER_ERROR,
                "message": constants.SOMETHING_WRONG,
                "errors": str(e),
            }

            return ApiResponse.error(**error_response)

        return ApiResponse.success(message=constants.SUCCESS)