import logging

from django.conf import settings
from django.shortcuts import render, get_object_or_404, redirect
from django.contrib import messages
from django.db.models import Q
from .models import Service, CloudProvider, Country, ServiceLevel, Category

from .forms import LeadForm
from .odoo import OdooAPI

logger = logging.getLogger(__name__)


def service_list(request):
    services = Service.objects.all()
    cloud_providers = CloudProvider.objects.all()
    countries = Country.objects.all()
    service_levels = ServiceLevel.objects.all()
    categories = Category.objects.filter(parent=None)  # Top-level categories

    # Filter handling
    if request.GET.get("cloud_provider"):
        services = services.filter(cloud_provider_id=request.GET.get("cloud_provider"))

    if request.GET.get("country"):
        services = services.filter(countries__id=request.GET.get("country"))

    if request.GET.get("service_level"):
        services = services.filter(service_level_id=request.GET.get("service_level"))

    if request.GET.get("category"):
        category_id = request.GET.get("category")
        category = Category.objects.get(id=category_id)
        # Get all subcategories
        subcategories = Category.objects.filter(parent=category)
        # Filter services in this category or its subcategories
        services = services.filter(
            Q(categories=category) | Q(categories__in=subcategories)
        ).distinct()

    if request.GET.get("search"):
        query = request.GET.get("search")
        services = services.filter(
            Q(name__icontains=query) | Q(description__icontains=query)
        )

    context = {
        "services": services,
        "cloud_providers": cloud_providers,
        "countries": countries,
        "service_levels": service_levels,
        "categories": categories,
    }
    return render(request, "services/service_list.html", context)


def service_detail(request, slug):
    service = get_object_or_404(Service, slug=slug)
    return render(request, "services/service_detail.html", {"service": service})


def provider_detail(request, slug):
    provider = get_object_or_404(CloudProvider, slug=slug)
    services = Service.objects.filter(cloud_provider=provider)
    context = {
        "provider": provider,
        "services": services,
    }
    return render(request, "services/provider_detail.html", context)


def thank_you(request, slug):
    service = get_object_or_404(Service, slug=slug)
    return render(request, "services/thank_you.html", {"service": service})


def create_lead(request, slug):
    service = get_object_or_404(Service, slug=slug)

    if request.method == "POST":
        form = LeadForm(request.POST)
        if form.is_valid():
            lead = form.save(commit=False)
            lead.service = service

            try:
                logger.info(f"Attempting to create lead for service: {service.name}")
                odoo = OdooAPI()
                odoo_lead_id = odoo.create_lead(lead)
                lead.odoo_lead_id = odoo_lead_id
                lead.save()

                logger.info(f"Successfully created lead with Odoo ID: {odoo_lead_id}")
                return redirect("services:thank_you", slug=service.slug)

            except Exception as e:
                logger.error(f"Failed to create lead: {str(e)}", exc_info=True)
                error_message = "Sorry, there was an error processing your request. Please try again later."

                if settings.DEBUG:
                    error_message += f" Error: {str(e)}"

                messages.error(request, error_message)
    else:
        form = LeadForm()

    return render(
        request, "services/lead_form.html", {"form": form, "service": service}
    )