from django.contrib.auth.decorators import login_required
from django.http import HttpRequest
from django.shortcuts import render, get_object_or_404
from django.utils.translation import gettext_lazy as _

from compensation.forms import NewPaymentForm
from compensation.models import Compensation, EcoAccount, Payment
from compensation.tables import CompensationTable, EcoAccountTable
from intervention.models import Intervention
from konova.contexts import BaseContext
from konova.decorators import *
from konova.forms import RemoveModalForm


@login_required
def index_view(request: HttpRequest):
    """
    Renders the index view for compensation

    Args:
        request (HttpRequest): The incoming request

    Returns:
        A rendered view
    """
    template = "generic_index.html"
    user = request.user
    compensations = Compensation.objects.filter(
        deleted_on=None,
    )
    table = CompensationTable(
        request=request,
        queryset=compensations
    )
    context = {
        "table": table,
    }
    context = BaseContext(request, context).context
    return render(request, template, context)


@login_required
def new_view(request: HttpRequest):
    # ToDo
    pass


@login_required
def edit_view(request: HttpRequest, id: str):
    # ToDo
    pass


@login_required
def open_view(request: HttpRequest, id: str):
    # ToDo
    pass


@login_required
def remove_view(request: HttpRequest, id: str):
    # ToDo
    pass


@login_required
def account_index_view(request: HttpRequest):
    """
    Renders the index view for eco accounts

    Args:
        request (HttpRequest): The incoming request

    Returns:
        A rendered view
    """
    template = "generic_index.html"
    user = request.user
    eco_accounts = EcoAccount.objects.filter(
        deleted_on=None,
    )
    table = EcoAccountTable(
        request=request,
        queryset=eco_accounts
    )
    context = {
        "table": table,
    }
    context = BaseContext(request, context).context
    return render(request, template, context)


@login_required
def account_new_view(request: HttpRequest):
    # ToDo
    pass


@login_required
def account_edit_view(request: HttpRequest, id: str):
    # ToDo
    pass


@login_required
def account_open_view(request: HttpRequest, id: str):
    # ToDo
    pass


@login_required
def account_remove_view(request: HttpRequest, id: str):
    # ToDo
    pass


@login_required
def new_payment_view(request: HttpRequest, intervention_id: str):
    """ Renders a modal view for adding new payments

    Args:
        request (HttpRequest): The incoming request
        intervention_id (str): The intervention's id for which a new payment shall be added

    Returns:

    """
    template = "modal/modal_form.html"
    intervention = get_object_or_404(Intervention, id=intervention_id)
    form = NewPaymentForm(request.POST or None, instance=intervention, user=request.user)
    if request.method == "POST":
        if form.is_valid():
            payment = form.save()
            messages.success(
                request,
                _("Payment added")
            )
            return redirect(request.META.get("HTTP_REFERER", "home"))
        else:
            messages.info(
                request,
                _("There was an error on this form.")
            )
            return redirect(request.META.get("HTTP_REFERER", "home"))
    elif request.method == "GET":
        context = {
            "form": form,
        }
        context = BaseContext(request, context).context
        return render(request, template, context)
    else:
        raise NotImplementedError


@login_required
def payment_remove_view(request: HttpRequest, id: str):
    """ Renders a modal view for adding new payments

    Args:
        request (HttpRequest): The incoming request
        id (str): The payment's id

    Returns:

    """
    template = "modal/modal_form.html"
    payment = get_object_or_404(Payment, id=id)
    form = RemoveModalForm(request.POST or None, instance=payment, user=request.user)
    if request.method == "POST":
        if form.is_valid():
            form.save()
            messages.success(
                request,
                _("Payment removed")
            )
            return redirect(request.META.get("HTTP_REFERER", "home"))
        else:
            messages.info(
                request,
                _("There was an error on this form.")
            )
            return redirect(request.META.get("HTTP_REFERER", "home"))
    elif request.method == "GET":
        context = {
            "form": form,
        }
        context = BaseContext(request, context).context
        return render(request, template, context)
    else:
        raise NotImplementedError