#!/usr/bin/env python3

from datetime import timedelta

from django.core.management.base import BaseCommand
from django.db.models import Count
from django.utils import timezone

from note.models import RecurrentTransaction, TransactionTemplate


class Command(BaseCommand):
    """
    Command to add the ten most used buttons of the past month to the highlighted buttons.
    """

    def add_arguments(self, parser):
        return parser

    def handle(self, *args, **kwargs):
        queryset = RecurrentTransaction.objects.filter(template__display=True, created_at__gte=timezone.now() - timedelta(days=30)).values("template").annotate(transaction_count=Count("template")).order_by("-transaction_count")[:10]
        for d in queryset.all():
            button_id = d["template"]
            button = TransactionTemplate.objects.get(pk=button_id)
            self.stdout.write(self.style.WARNING("Highlight button {name} ({count:d} transactions)...".format(name=button.name, count=d["transaction_count"])))
            button.highlighted = True
            button.save()