NadekoBot/NadekoBot.Core/Modules/Administration/Services/GuildTimezoneService.cs
2017-10-13 06:14:54 +02:00

75 lines
2.4 KiB
C#

using System;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Linq;
using Discord.WebSocket;
using NadekoBot.Extensions;
using NadekoBot.Core.Services;
using NadekoBot.Core.Services.Database.Models;
namespace NadekoBot.Modules.Administration.Services
{
public class GuildTimezoneService : INService
{
// todo 70 this is a hack >.<
public static ConcurrentDictionary<ulong, GuildTimezoneService> AllServices { get; } = new ConcurrentDictionary<ulong, GuildTimezoneService>();
private ConcurrentDictionary<ulong, TimeZoneInfo> _timezones;
private readonly DbService _db;
public GuildTimezoneService(DiscordSocketClient client, NadekoBot bot, DbService db)
{
_timezones = bot.AllGuildConfigs
.Select(x =>
{
TimeZoneInfo tz;
try
{
if (x.TimeZoneId == null)
tz = null;
else
tz = TimeZoneInfo.FindSystemTimeZoneById(x.TimeZoneId);
}
catch
{
tz = null;
}
return (x.GuildId, Timezone: tz);
})
.Where(x => x.Timezone != null)
.ToDictionary(x => x.GuildId, x => x.Timezone)
.ToConcurrent();
var curUser = client.CurrentUser;
if (curUser != null)
AllServices.TryAdd(curUser.Id, this);
_db = db;
}
public TimeZoneInfo GetTimeZoneOrDefault(ulong guildId)
{
if (_timezones.TryGetValue(guildId, out var tz))
return tz;
return null;
}
public void SetTimeZone(ulong guildId, TimeZoneInfo tz)
{
using (var uow = _db.UnitOfWork)
{
var gc = uow.GuildConfigs.For(guildId, set => set);
gc.TimeZoneId = tz?.Id;
uow.Complete();
if (tz == null)
_timezones.TryRemove(guildId, out tz);
else
_timezones.AddOrUpdate(guildId, tz, (key, old) => tz);
}
}
public TimeZoneInfo GetTimeZoneOrUtc(ulong guildId)
=> GetTimeZoneOrDefault(guildId) ?? TimeZoneInfo.Utc;
}
}