BirthdayBot/BackgroundServices/ExternalStatisticsReporting.cs

48 lines
2 KiB
C#

using System.Text;
namespace BirthdayBot.BackgroundServices;
/// <summary>
/// Reports user count statistics to external services on a shard by shard basis.
/// </summary>
class ExternalStatisticsReporting : BackgroundService {
readonly int ProcessInterval;
readonly int ProcessOffset;
private static readonly HttpClient _httpClient = new();
public ExternalStatisticsReporting(ShardInstance instance) : base(instance) {
ProcessInterval = 1200 / Shard.Config.BackgroundInterval; // Process every ~20 minutes
ProcessOffset = 300 / Shard.Config.BackgroundInterval; // No processing until ~5 minutes after shard start
}
public override async Task OnTick(int tickCount, CancellationToken token) {
if (tickCount < ProcessOffset) return;
if (tickCount % ProcessInterval != 0) return;
var botId = Shard.DiscordClient.CurrentUser.Id;
if (botId == 0) return;
var count = Shard.DiscordClient.Guilds.Count;
var dbotsToken = Shard.Config.DBotsToken;
if (dbotsToken != null) await SendDiscordBots(dbotsToken, count, botId, token);
}
private async Task SendDiscordBots(string apiToken, int userCount, ulong botId, CancellationToken token) {
try {
const string dBotsApiUrl = "https://discord.bots.gg/api/v1/bots/{0}/stats";
const string Body = "{{ \"guildCount\": {0}, \"shardCount\": {1}, \"shardId\": {2} }}";
var uri = new Uri(string.Format(dBotsApiUrl, botId));
var post = new HttpRequestMessage(HttpMethod.Post, uri);
post.Headers.Add("Authorization", apiToken);
post.Content = new StringContent(string.Format(Body,
userCount, Shard.Config.ShardTotal, Shard.ShardId),
Encoding.UTF8, "application/json");
await _httpClient.SendAsync(post, token);
Log("Discord Bots: Update successful.");
} catch (Exception ex) {
Log("Discord Bots: Exception encountered during update: " + ex.Message);
}
}
}