import datetime

from django.contrib.auth.models import User
from django.shortcuts import render
from django.views import View

from apps.profile.models import Profile, RNewUserQueue
from apps.statistics.models import MStatistics


class Users(View):
    def get(self, request):
        last_year = datetime.datetime.utcnow() - datetime.timedelta(days=365)
        last_month = datetime.datetime.utcnow() - datetime.timedelta(days=30)
        last_day = datetime.datetime.utcnow() - datetime.timedelta(minutes=60 * 24)
        expiration_sec = 60 * 60  # 1 hour

        data = {
            "all": MStatistics.get(
                "munin:users_count",
                lambda: User.objects.count(),
                set_default=True,
                expiration_sec=expiration_sec,
            ),
            "yearly": MStatistics.get(
                "munin:users_yearly",
                lambda: Profile.objects.filter(last_seen_on__gte=last_year).count(),
                set_default=True,
                expiration_sec=expiration_sec,
            ),
            "monthly": MStatistics.get(
                "munin:users_monthly",
                lambda: Profile.objects.filter(last_seen_on__gte=last_month).count(),
                set_default=True,
                expiration_sec=expiration_sec,
            ),
            "daily": MStatistics.get(
                "munin:users_daily",
                lambda: Profile.objects.filter(last_seen_on__gte=last_day).count(),
                set_default=True,
                expiration_sec=expiration_sec,
            ),
            "premium": MStatistics.get(
                "munin:users_premium",
                lambda: Profile.objects.filter(is_premium=True).count(),
                set_default=True,
                expiration_sec=expiration_sec,
            ),
            "archive": MStatistics.get(
                "munin:users_archive",
                lambda: Profile.objects.filter(is_archive=True).count(),
                set_default=True,
                expiration_sec=expiration_sec,
            ),
            "pro": MStatistics.get(
                "munin:users_pro",
                lambda: Profile.objects.filter(is_pro=True).count(),
                set_default=True,
                expiration_sec=expiration_sec,
            ),
            "queued": MStatistics.get(
                "munin:users_queued",
                lambda: RNewUserQueue.user_count(),
                set_default=True,
                expiration_sec=expiration_sec,
            ),
        }
        chart_name = "users"
        chart_type = "counter"

        formatted_data = {}
        for k, v in data.items():
            formatted_data[k] = f'{chart_name}{{category="{k}"}} {v}'
        context = {
            "data": formatted_data,
            "chart_name": chart_name,
            "chart_type": chart_type,
        }
        return render(request, "monitor/prometheus_data.html", context, content_type="text/plain")