from django.shortcuts import get_object_or_404, redirect, render
from accounts import resource_action
from manage_subscriptions.forms import (
    PlanForm,
    SubscriptionForm,
    PrincipalSubscriptionForm,
)
from .models import Plan, Subscription, PrincipalSubscription
from django.views import generic
from django.contrib.auth.mixins import LoginRequiredMixin
from django.urls import reverse_lazy
from django.contrib import messages
from goodtimes import constants

# Create your views here.


class SubscriptionCreateOrUpdateView(LoginRequiredMixin, generic.View):
    # Set the page_name and resource
    page_name = resource_action.RESOURCE_MANAGE_SUBSCRIPTIONS
    resource = resource_action.RESOURCE_MANAGE_SUBSCRIPTIONS

    # Initialize the action as ACTION_CREATE (can change based on logic)
    action = resource_action.ACTION_CREATE  # Default action

    template_name = "manage_subscriptions/subscription_add.html"
    model = Subscription
    form_class = SubscriptionForm
    success_url = reverse_lazy("manage_subscriptions:subscription_list")
    error_message = "An error occurred while saving the data."

    # Determine the success message dynamically based on whether it's an update or create
    def get_success_message(self):
        self.success_message = (
            constants.RECORD_CREATED if not self.object else constants.RECORD_UPDATED
        )
        return self.success_message

    # Get the object (if exists) based on URL parameter 'pk'
    def get_object(self):
        pk = self.kwargs.get("pk")
        return get_object_or_404(self.model, pk=pk) if pk else None

    # Add page_name and operation to the context
    def get_context_data(self, **kwargs):
        context = {
            "page_name": self.page_name,
            "operation": "Add" if not self.object else "Edit",
        }
        context.update(kwargs)  # Include any additional context data passed to the view
        return context

    def get(self, request, *args, **kwargs):
        self.object = self.get_object()

        # If an object is found, change action to ACTION_UPDATE
        if self.object is not None:
            self.action = resource_action.ACTION_UPDATE

        form = self.form_class(instance=self.object)
        context = self.get_context_data(form=form)
        return render(request, self.template_name, context=context)

    def post(self, request, *args, **kwargs):
        self.object = self.get_object()

        # If an object is found, change action to ACTION_UPDATE
        if self.object is not None:
            self.action = resource_action.ACTION_UPDATE

        form = self.form_class(request.POST, instance=self.object)
        if not form.is_valid():
            print(form.errors)
            context = self.get_context_data(form=form)
            return render(request, self.template_name, context=context)
        form.save()
        messages.success(self.request, self.get_success_message())
        return redirect(self.success_url)


class SubscriptionView(LoginRequiredMixin, generic.ListView):
    page_name = resource_action.RESOURCE_MANAGE_SUBSCRIPTIONS
    resource = resource_action.RESOURCE_MANAGE_SUBSCRIPTIONS
    action = resource_action.ACTION_READ
    model = Subscription
    template_name = "manage_subscriptions/subscription_list.html"
    context_object_name = "subscription_obj"

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

    def get_context_data(self, **kwargs):
        context = super().get_context_data(**kwargs)
        context["page_name"] = self.page_name
        return context


class SubscriptionDeleteView(LoginRequiredMixin, generic.View):
    page_name = resource_action.RESOURCE_MANAGE_SUBSCRIPTIONS
    resource = resource_action.RESOURCE_MANAGE_SUBSCRIPTIONS
    action = resource_action.ACTION_DELETE
    model = Subscription
    success_url = reverse_lazy("manage_subscriptions:subscription_list")
    success_message = constants.RECORD_DELETED
    error_message = constants.RECORD_NOT_FOUND

    def get(self, request, pk):
        try:
            type_obj = self.model.objects.get(id=pk)
            type_obj.deleted = True
            type_obj.active = False
            type_obj.save()
            messages.success(request, self.success_message)
        except self.model.DoesNotExist:
            messages.success(request, self.error_message)

        return redirect(self.success_url)


class PlanCreateOrUpdateView(LoginRequiredMixin, generic.View):
    # Set the page_name and resource
    page_name = resource_action.RESOURCE_MANAGE_SUBSCRIPTIONS
    resource = resource_action.RESOURCE_MANAGE_SUBSCRIPTIONS

    # Initialize the action as ACTION_CREATE (can change based on logic)
    action = resource_action.ACTION_CREATE  # Default action

    template_name = "manage_subscriptions/plan_add.html"
    model = Plan
    form_class = PlanForm
    success_url = reverse_lazy("manage_subscriptions:plan_list")
    error_message = "An error occurred while saving the data."

    # Determine the success message dynamically based on whether it's an update or create
    def get_success_message(self):
        self.success_message = (
            constants.RECORD_CREATED if not self.object else constants.RECORD_UPDATED
        )
        return self.success_message

    # Get the object (if exists) based on URL parameter 'pk'
    def get_object(self):
        pk = self.kwargs.get("pk")
        return get_object_or_404(self.model, pk=pk) if pk else None

    # Add page_name and operation to the context
    def get_context_data(self, **kwargs):
        context = {
            "page_name": self.page_name,
            "operation": "Add" if not self.object else "Edit",
        }
        context.update(kwargs)  # Include any additional context data passed to the view
        return context

    def get(self, request, *args, **kwargs):
        self.object = self.get_object()

        # If an object is found, change action to ACTION_UPDATE
        if self.object is not None:
            self.action = resource_action.ACTION_UPDATE

        form = self.form_class(instance=self.object)
        context = self.get_context_data(form=form)
        return render(request, self.template_name, context=context)

    def post(self, request, *args, **kwargs):
        self.object = self.get_object()

        # If an object is found, change action to ACTION_UPDATE
        if self.object is not None:
            self.action = resource_action.ACTION_UPDATE

        form = self.form_class(request.POST, instance=self.object)
        if not form.is_valid():
            print(form.errors)
            context = self.get_context_data(form=form)
            return render(request, self.template_name, context=context)
        form.save()
        messages.success(self.request, self.get_success_message())
        return redirect(self.success_url)


class PlanView(LoginRequiredMixin, generic.ListView):
    page_name = resource_action.RESOURCE_MANAGE_SUBSCRIPTIONS
    resource = resource_action.RESOURCE_MANAGE_SUBSCRIPTIONS
    action = resource_action.ACTION_READ
    model = Plan
    template_name = "manage_subscriptions/plan_list.html"
    context_object_name = "plan_obj"

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

    def get_context_data(self, **kwargs):
        context = super().get_context_data(**kwargs)
        context["page_name"] = self.page_name
        return context


class PlanDeleteView(LoginRequiredMixin, generic.View):
    page_name = resource_action.RESOURCE_MANAGE_SUBSCRIPTIONS
    resource = resource_action.RESOURCE_MANAGE_SUBSCRIPTIONS
    action = resource_action.ACTION_DELETE
    model = Plan
    success_url = reverse_lazy("manage_subscriptions:plan_list")
    success_message = constants.RECORD_DELETED
    error_message = constants.RECORD_NOT_FOUND

    def get(self, request, pk):
        try:
            type_obj = self.model.objects.get(id=pk)
            type_obj.deleted = True
            type_obj.active = False
            type_obj.save()
            messages.success(request, self.success_message)
        except self.model.DoesNotExist:
            messages.success(request, self.error_message)

        return redirect(self.success_url)


class PrincipalSubscriptionCreateOrUpdateView(LoginRequiredMixin, generic.View):
    # Set the page_name and resource
    page_name = resource_action.RESOURCE_MANAGE_SUBSCRIPTIONS
    resource = resource_action.RESOURCE_MANAGE_SUBSCRIPTIONS

    # Initialize the action as ACTION_CREATE (can change based on logic)
    action = resource_action.ACTION_CREATE  # Default action

    template_name = "manage_subscriptions/principal_subscription_add.html"
    model = PrincipalSubscription
    form_class = PrincipalSubscriptionForm
    success_url = reverse_lazy("manage_subscriptions:principal_subscriptions_list")
    error_message = "An error occurred while saving the data."

    # Determine the success message dynamically based on whether it's an update or create
    def get_success_message(self):
        self.success_message = (
            constants.RECORD_CREATED if not self.object else constants.RECORD_UPDATED
        )
        return self.success_message

    # Get the object (if exists) based on URL parameter 'pk'
    def get_object(self):
        pk = self.kwargs.get("pk")
        return get_object_or_404(self.model, pk=pk) if pk else None

    # Add page_name and operation to the context
    def get_context_data(self, **kwargs):
        context = {
            "page_name": self.page_name,
            "operation": "Add" if not self.object else "Edit",
        }
        context.update(kwargs)  # Include any additional context data passed to the view
        return context

    def get(self, request, *args, **kwargs):
        self.object = self.get_object()

        # If an object is found, change action to ACTION_UPDATE
        if self.object is not None:
            self.action = resource_action.ACTION_UPDATE

        form = self.form_class(instance=self.object)
        context = self.get_context_data(form=form)
        return render(request, self.template_name, context=context)

    def post(self, request, *args, **kwargs):
        self.object = self.get_object()

        # If an object is found, change action to ACTION_UPDATE
        if self.object is not None:
            self.action = resource_action.ACTION_UPDATE

        form = self.form_class(request.POST, instance=self.object)
        if not form.is_valid():
            print(form.errors)
            context = self.get_context_data(form=form)
            return render(request, self.template_name, context=context)
        form.save()
        messages.success(self.request, self.get_success_message())
        return redirect(self.success_url)


class PrincipalSubscriptionView(LoginRequiredMixin, generic.ListView):
    page_name = resource_action.RESOURCE_MANAGE_SUBSCRIPTIONS
    resource = resource_action.RESOURCE_MANAGE_SUBSCRIPTIONS
    action = resource_action.ACTION_READ
    model = PrincipalSubscription
    template_name = "manage_subscriptions/principal_subscriptions_list.html"
    context_object_name = "principal_subscription_obj"

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

    def get_context_data(self, **kwargs):
        context = super().get_context_data(**kwargs)
        context["page_name"] = self.page_name
        return context


class PrincipalSubscriptionDeleteView(LoginRequiredMixin, generic.View):
    page_name = resource_action.RESOURCE_MANAGE_SUBSCRIPTIONS
    resource = resource_action.RESOURCE_MANAGE_SUBSCRIPTIONS
    action = resource_action.ACTION_DELETE
    model = PrincipalSubscription
    success_url = reverse_lazy("manage_subscriptions:principal_subscriptions_list")
    success_message = constants.RECORD_DELETED
    error_message = constants.RECORD_NOT_FOUND

    def get(self, request, pk):
        try:
            type_obj = self.model.objects.get(id=pk)
            type_obj.deleted = True
            type_obj.active = False
            type_obj.save()
            messages.success(request, self.success_message)
        except self.model.DoesNotExist:
            messages.success(request, self.error_message)

        return redirect(self.success_url)