Delete StreamNotificationCommands.cs
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@ -1,367 +0,0 @@
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using Discord.Commands;
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using Newtonsoft.Json.Linq;
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using System;
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using System.Collections.Concurrent;
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using System.Linq;
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using System.Threading.Tasks;
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using Discord;
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using NadekoBot.Services;
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using System.Threading;
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using System.Collections.Generic;
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using NadekoBot.Services.Database.Models;
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using System.Net.Http;
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using Discord.WebSocket;
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using NadekoBot.Attributes;
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using Microsoft.EntityFrameworkCore;
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using Newtonsoft.Json;
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using NLog;
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using NadekoBot.Services.Database;
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using NadekoBot.Extensions;
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namespace NadekoBot.Modules.Searches
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{
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public partial class Searches
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{
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public class StreamStatus
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{
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public bool IsLive { get; set; }
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public string ApiLink { get; set; }
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public string Views { get; set; }
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}
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public class HitboxResponse {
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public bool Success { get; set; } = true;
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[JsonProperty("media_is_live")]
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public string MediaIsLive { get; set; }
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public bool IsLive => MediaIsLive == "1";
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[JsonProperty("media_views")]
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public string Views { get; set; }
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}
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public class TwitchResponse
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{
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public string Error { get; set; } = null;
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public bool IsLive => Stream != null;
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public StreamInfo Stream { get; set; }
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public class StreamInfo
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{
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public int Viewers { get; set; }
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}
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}
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public class BeamResponse
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{
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public string Error { get; set; } = null;
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[JsonProperty("online")]
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public bool IsLive { get; set; }
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public int ViewersCurrent { get; set; }
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}
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public class StreamNotFoundException : Exception
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{
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public StreamNotFoundException(string message) : base("Stream '" + message + "' not found.")
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{
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}
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}
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[Group]
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public class StreamNotificationCommands
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{
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private Timer checkTimer { get; }
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private ConcurrentDictionary<string, StreamStatus> oldCachedStatuses = new ConcurrentDictionary<string, StreamStatus>();
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private ConcurrentDictionary<string, StreamStatus> cachedStatuses = new ConcurrentDictionary<string, StreamStatus>();
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private Logger _log { get; }
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private bool FirstPass { get; set; } = true;
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public StreamNotificationCommands()
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{
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_log = NLog.LogManager.GetCurrentClassLogger();
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checkTimer = new Timer(async (state) =>
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{
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oldCachedStatuses = new ConcurrentDictionary<string, StreamStatus>(cachedStatuses);
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cachedStatuses.Clear();
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IEnumerable<FollowedStream> streams;
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using (var uow = DbHandler.UnitOfWork())
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{
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streams = uow.GuildConfigs.GetAllFollowedStreams();
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}
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await Task.WhenAll(streams.Select(async fs =>
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{
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try
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{
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var newStatus = await GetStreamStatus(fs).ConfigureAwait(false);
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if (FirstPass)
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{
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return;
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}
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StreamStatus oldStatus;
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if (oldCachedStatuses.TryGetValue(newStatus.ApiLink, out oldStatus) &&
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oldStatus.IsLive != newStatus.IsLive)
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{
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var msg = $"`{fs.Username}`'s stream is now " +
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$"**{(newStatus.IsLive ? "ONLINE" : "OFFLINE")}** with " +
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$"**{newStatus.Views}** viewers.";
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var server = NadekoBot.Client.GetGuild(fs.GuildId);
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var channel = server?.GetTextChannel(fs.ChannelId);
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if (channel == null)
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return;
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if (newStatus.IsLive)
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msg += "\n" + fs.GetLink();
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try { await channel.SendMessageAsync(msg).ConfigureAwait(false); } catch { }
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}
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}
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catch (Exception ex)
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{
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}
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}));
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FirstPass = false;
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}, null, TimeSpan.Zero, TimeSpan.FromSeconds(60));
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}
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private async Task<StreamStatus> GetStreamStatus(FollowedStream stream, bool checkCache = true)
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{
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string response;
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StreamStatus result;
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switch (stream.Type)
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{
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case FollowedStream.FollowedStreamType.Hitbox:
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var hitboxUrl = $"https://api.hitbox.tv/media/status/{stream.Username}";
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if (checkCache && cachedStatuses.TryGetValue(hitboxUrl, out result))
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return result;
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using (var http = new HttpClient())
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{
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response = await http.GetStringAsync(hitboxUrl).ConfigureAwait(false);
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}
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var hbData = JsonConvert.DeserializeObject<HitboxResponse>(response);
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if (!hbData.Success)
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throw new StreamNotFoundException($"{stream.Username} [{stream.Type}]");
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result = new StreamStatus()
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{
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IsLive = hbData.IsLive,
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ApiLink = hitboxUrl,
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Views = hbData.Views
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};
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cachedStatuses.AddOrUpdate(hitboxUrl, result, (key, old) => result);
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return result;
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case FollowedStream.FollowedStreamType.Twitch:
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var twitchUrl = $"https://api.twitch.tv/kraken/streams/{Uri.EscapeUriString(stream.Username)}?client_id=67w6z9i09xv2uoojdm9l0wsyph4hxo6";
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if (checkCache && cachedStatuses.TryGetValue(twitchUrl, out result))
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return result;
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using (var http = new HttpClient())
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{
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response = await http.GetStringAsync(twitchUrl).ConfigureAwait(false);
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}
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var twData = JsonConvert.DeserializeObject<TwitchResponse>(response);
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if (twData.Error != null)
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{
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throw new StreamNotFoundException($"{stream.Username} [{stream.Type}]");
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}
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result = new StreamStatus()
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{
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IsLive = twData.IsLive,
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ApiLink = twitchUrl,
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Views = twData.Stream?.Viewers.ToString() ?? "0"
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};
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cachedStatuses.AddOrUpdate(twitchUrl, result, (key, old) => result);
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return result;
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case FollowedStream.FollowedStreamType.Beam:
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var beamUrl = $"https://beam.pro/api/v1/channels/{stream.Username}";
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if (checkCache && cachedStatuses.TryGetValue(beamUrl, out result))
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return result;
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using (var http = new HttpClient())
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{
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response = await http.GetStringAsync(beamUrl).ConfigureAwait(false);
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}
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var bmData = JsonConvert.DeserializeObject<BeamResponse>(response);
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if (bmData.Error != null)
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throw new StreamNotFoundException($"{stream.Username} [{stream.Type}]");
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result = new StreamStatus()
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{
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IsLive = bmData.IsLive,
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ApiLink = beamUrl,
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Views = bmData.ViewersCurrent.ToString()
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};
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cachedStatuses.AddOrUpdate(beamUrl, result, (key, old) => result);
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return result;
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default:
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break;
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}
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return null;
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}
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[NadekoCommand, Usage, Description, Aliases]
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[RequireContext(ContextType.Guild)]
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[RequirePermission(GuildPermission.ManageMessages)]
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public async Task Hitbox(IUserMessage msg, [Remainder] string username) =>
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await TrackStream((ITextChannel)msg.Channel, username, FollowedStream.FollowedStreamType.Hitbox)
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.ConfigureAwait(false);
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[NadekoCommand, Usage, Description, Aliases]
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[RequireContext(ContextType.Guild)]
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[RequirePermission(GuildPermission.ManageMessages)]
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public async Task Twitch(IUserMessage msg, [Remainder] string username) =>
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await TrackStream((ITextChannel)msg.Channel, username, FollowedStream.FollowedStreamType.Twitch)
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.ConfigureAwait(false);
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[NadekoCommand, Usage, Description, Aliases]
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[RequireContext(ContextType.Guild)]
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[RequirePermission(GuildPermission.ManageMessages)]
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public async Task Beam(IUserMessage msg, [Remainder] string username) =>
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await TrackStream((ITextChannel)msg.Channel, username, FollowedStream.FollowedStreamType.Beam)
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.ConfigureAwait(false);
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[NadekoCommand, Usage, Description, Aliases]
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[RequireContext(ContextType.Guild)]
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public async Task ListStreams(IUserMessage imsg)
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{
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var channel = (ITextChannel)imsg.Channel;
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IEnumerable<FollowedStream> streams;
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using (var uow = DbHandler.UnitOfWork())
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{
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streams = uow.GuildConfigs
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.For(channel.Guild.Id,
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set => set.Include(gc => gc.FollowedStreams))
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.FollowedStreams;
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}
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if (!streams.Any())
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{
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await channel.SendMessageAsync("You are not following any streams on this server.").ConfigureAwait(false);
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return;
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}
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var text = string.Join("\n", streams.Select(snc =>
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{
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return $"`{snc.Username}`'s stream on **{channel.Guild.GetTextChannel(snc.ChannelId)?.Name}** channel. 【`{snc.Type.ToString()}`】";
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}));
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await channel.SendMessageAsync($"You are following **{streams.Count()}** streams on this server.\n\n" + text).ConfigureAwait(false);
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}
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[NadekoCommand, Usage, Description, Aliases]
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[RequireContext(ContextType.Guild)]
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[RequirePermission(GuildPermission.ManageMessages)]
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public async Task RemoveStream(IUserMessage msg, FollowedStream.FollowedStreamType type, [Remainder] string username)
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{
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var channel = (ITextChannel)msg.Channel;
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username = username.ToLowerInvariant().Trim();
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var fs = new FollowedStream()
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{
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ChannelId = channel.Id,
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Username = username,
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Type = type
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};
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bool removed;
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using (var uow = DbHandler.UnitOfWork())
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{
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var config = uow.GuildConfigs.For(channel.Guild.Id, set => set.Include(gc => gc.FollowedStreams));
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removed = config.FollowedStreams.Remove(fs);
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if (removed)
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await uow.CompleteAsync().ConfigureAwait(false);
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}
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if (!removed)
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{
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await channel.SendMessageAsync("❎ No such stream.").ConfigureAwait(false);
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return;
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}
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await channel.SendMessageAsync($"🗑 Removed `{username}`'s stream ({type}) from notifications.").ConfigureAwait(false);
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}
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[NadekoCommand, Usage, Description, Aliases]
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[RequireContext(ContextType.Guild)]
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public async Task CheckStream(IUserMessage imsg, FollowedStream.FollowedStreamType platform, [Remainder] string username)
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{
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var channel = (ITextChannel)imsg.Channel;
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var stream = username?.Trim();
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if (string.IsNullOrWhiteSpace(stream))
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return;
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try
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{
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var streamStatus = (await GetStreamStatus(new FollowedStream
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{
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Username = stream,
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Type = platform,
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}));
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if (streamStatus.IsLive)
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{
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await channel.SendMessageAsync($"`Streamer {username} is online with {streamStatus.Views} viewers.`");
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}
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else
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{
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await channel.SendMessageAsync($"`Streamer {username} is offline.`");
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}
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}
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catch
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{
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await channel.SendMessageAsync("No channel found.");
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}
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}
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private async Task TrackStream(ITextChannel channel, string username, FollowedStream.FollowedStreamType type)
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{
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username = username.ToLowerInvariant().Trim();
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var stream = new FollowedStream
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{
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GuildId = channel.Guild.Id,
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ChannelId = channel.Id,
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Username = username,
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Type = type,
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};
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StreamStatus data;
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try
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{
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data = await GetStreamStatus(stream).ConfigureAwait(false);
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}
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catch
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{
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await channel.SendMessageAsync("❎ Stream probably doesn't exist.").ConfigureAwait(false);
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return;
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}
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using (var uow = DbHandler.UnitOfWork())
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{
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uow.GuildConfigs.For(channel.Guild.Id, set => set.Include(gc => gc.FollowedStreams))
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.FollowedStreams
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.Add(stream);
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await uow.CompleteAsync().ConfigureAwait(false);
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}
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var msg = $"ℹ️ Stream is currently **{(data.IsLive ? "ONLINE" : "OFFLINE")}** with **{data.Views}** viewers";
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if (data.IsLive)
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msg += stream.GetLink();
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msg = $"🆗 I will notify this channel when status changes.\n{msg}";
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await channel.SendMessageAsync(msg).ConfigureAwait(false);
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}
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}
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}
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public static class FollowedStreamExtensions
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{
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public static string GetLink(this FollowedStream fs)
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{
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//todo C#7
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if (fs.Type == FollowedStream.FollowedStreamType.Hitbox)
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return $"\n`Here is the Link:`【 http://www.hitbox.tv/{fs.Username}/ 】";
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else if (fs.Type == FollowedStream.FollowedStreamType.Twitch)
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return $"\n`Here is the Link:`【 http://www.twitch.tv/{fs.Username}/ 】";
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else if (fs.Type == FollowedStream.FollowedStreamType.Beam)
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return $"\n`Here is the Link:`【 https://beam.pro/{fs.Username}/ 】";
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return "???";
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}
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}
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}
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