from django.contrib.auth.mixins import LoginRequiredMixin
from django.urls import reverse
from mixins.views import ObjectList
from two_factor.views.mixins import OTPRequiredMixin

from core.clients.aggregators.nordigen import NordigenClient
from core.models import Aggregator
from core.util import logs
from core.views.helpers import synchronize_async_helper

log = logs.get_logger(__name__)


class BanksCurrencies(LoginRequiredMixin, OTPRequiredMixin, ObjectList):
    """
    Get a list of bank accounts with their details.
    """

    list_template = "partials/banks-currencies-list.html"
    page_title = "Bank Currencies"

    context_object_name_singular = "currency"
    context_object_name = "currencies"

    list_url_name = "currencies"
    list_url_args = ["type"]

    def get_context_data(self):
        context = super().get_context_data()
        self.extra_buttons = [
            {
                "url": reverse("bank_fetch"),
                "action": "refresh",
                "method": "get",
                "label": "Fetch account details",
                "icon": "fa-solid fa-refresh",
            },
        ]
        return context

    def get_queryset(self, **kwargs):
        aggregators = Aggregator.objects.filter(user=self.request.user, enabled=True)

        account_info = {}
        for agg in aggregators:
            for bank, accounts in agg.account_info.items():
                if bank not in account_info:
                    account_info[bank] = []
                for account in accounts:
                    account_info[bank].append(account)

        return account_info


class BanksBalances(LoginRequiredMixin, OTPRequiredMixin, ObjectList):
    """
    Get the bank balances.
    """

    list_template = "partials/banks-balances-list.html"
    page_title = "Bank Balances"

    context_object_name_singular = "balance"
    context_object_name = "balances"

    list_url_name = "balances"
    list_url_args = ["type"]

    def get_queryset(self, **kwargs):
        aggregators = Aggregator.objects.filter(user=self.request.user, enabled=True)
        account_balances = {}
        for aggregator in aggregators:
            run = synchronize_async_helper(NordigenClient(aggregator))
            balance_map = synchronize_async_helper(run.get_all_balances())
            for k, v in balance_map.items():
                if k not in account_balances:
                    account_balances[k] = []
                for item in v:
                    account_balances[k].append(item)

        return account_balances