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Added Rainbet bet history scraping. Uses FlareSolverr to grab Cloudflare cookies then retrieves from the bet feed. Not perfect but mostly works.

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barelyprofessional
2024-08-06 00:07:08 +08:00
parent 508df3163b
commit a67641a14d
12 changed files with 575 additions and 7 deletions
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120
KfChatDotNetBot/Services/Rainbet.cs Normal file
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@@ -0,0 +1,120 @@
using System.Net;
using System.Net.Http.Json;
using FlareSolverrSharp;
using FlareSolverrSharp.Exceptions;
using KfChatDotNetBot.Models;
using KfChatDotNetBot.Settings;
using NLog;
namespace KfChatDotNetBot.Services;
public class Rainbet : IDisposable
{
private Logger _logger = LogManager.GetCurrentClassLogger();
public delegate void OnRainbetBetEventHandler(object sender, List<RainbetBetHistoryModel> bets);
public event OnRainbetBetEventHandler OnRainbetBet;
private CancellationToken _cancellationToken = CancellationToken.None;
private CancellationTokenSource _gameHistoryCts = new();
private Task? _gameHistoryTask;
private TimeSpan _gameHistoryInterval = TimeSpan.FromSeconds(60);
public Rainbet(CancellationToken? cancellationToken = null)
{
if (cancellationToken != null) _cancellationToken = cancellationToken.Value;
_logger.Info("Rainbet client created");
}
public void StartGameHistoryTimer()
{
_gameHistoryTask = GameHistoryTimer();
}
private async Task GameHistoryTimer()
{
using var timer = new PeriodicTimer(_gameHistoryInterval);
while (await timer.WaitForNextTickAsync(_gameHistoryCts.Token))
{
try
{
_logger.Info("Retrieving game history from Rainbet");
var bets = await GetGameHistory(1000);
OnRainbetBet?.Invoke(this, bets);
}
catch (FlareSolverrException e)
{
_logger.Error("Caught a FlareSolverrException, probably that retarded cookie bug that has been unfixed for 3+ years");
_logger.Error("Trying again immediately as it's pretty rare it happens twice in a row");
_logger.Error(e);
try
{
var bets = await GetGameHistory(1000);
OnRainbetBet?.Invoke(this, bets);
}
catch (Exception ee)
{
_logger.Error("Fuck my life, failed again. We'll just wait until the next tick");
_logger.Error(ee);
}
}
catch (Exception e)
{
_logger.Error("Caught error when retrieving bets and invoking the event");
_logger.Error(e);
}
}
}
// FlareSolverr C# client does not support POSTing application/json so this method involves
// 1. Getting the home page (as you're unlikely to get a CF challenge checkbox. Probably due to some config to limit
// friction for degens on VPNs, which is like 99% of the traffic for these shit casinos)
// 2. Using the cookies from that request to do the actual POST
// Cookies and UA must match or the trannies at Cloudflare will reject your cookies
// take = 10 is the default, but it can go higher
public async Task<List<RainbetBetHistoryModel>> GetGameHistory(int take = 10)
{
var settings =
await Helpers.GetMultipleValues([BuiltIn.Keys.FlareSolverrApiUrl, BuiltIn.Keys.FlareSolverrProxy]);
var flareSolverrUrl = settings[BuiltIn.Keys.FlareSolverrApiUrl];
var flareSolverrProxy = settings[BuiltIn.Keys.FlareSolverrProxy];
var handler = new ClearanceHandler(flareSolverrUrl.Value)
{
// Generally takes <5 seconds
MaxTimeout = 30000,
};
_logger.Debug($"Configured clearance handler to use FlareSolverr endpoint: {flareSolverrUrl.Value}");
// I would suggest not using a proxy. It's pretty much a miracle this works at all.
if (flareSolverrProxy.Value != null)
{
handler.ProxyUrl = flareSolverrProxy.Value;
_logger.Debug($"Configured clearance handler to use {flareSolverrProxy.Value} for proxying the request");
}
var gameHistoryUrl = "https://sportsbook.rainbet.com/v1/game-history";
var client = new HttpClient(handler);
var jsonBody = new Dictionary<string, int> { {"take", take} };
var postData = JsonContent.Create(jsonBody);
// You get CF checkbox'd if you go directly to sportsbook.rainbet.com but works ok for root
var getResponse = await client.GetAsync("https://rainbet.com/", _cancellationToken);
var postClientHandler = new HttpClientHandler();
if (flareSolverrProxy.Value != null)
{
postClientHandler.Proxy = new WebProxy(flareSolverrProxy.Value);
postClientHandler.UseProxy = true;
_logger.Debug($"Configured API request to use {flareSolverrProxy.Value}");
}
var postClient = new HttpClient(postClientHandler);
postClient.DefaultRequestHeaders.Add("Cookie", getResponse.Headers.GetValues("Set-Cookie"));
postClient.DefaultRequestHeaders.UserAgent.Clear();
postClient.DefaultRequestHeaders.UserAgent.ParseAdd(getResponse.RequestMessage.Headers.UserAgent.ToString());
var response = await postClient.PostAsync(gameHistoryUrl, postData, _cancellationToken);
var bets = await response.Content.ReadFromJsonAsync<List<RainbetBetHistoryModel>>(cancellationToken: _cancellationToken);
return bets;
}
public void Dispose()
{
_gameHistoryCts.Cancel();
_gameHistoryCts.Dispose();
_gameHistoryTask?.Dispose();
GC.SuppressFinalize(this);
}
}

11
KfChatDotNetBot/Services/Shuffle.cs
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@@ -207,7 +207,16 @@ public class Shuffle : IDisposable
public void Dispose()
{
_wsClient.Dispose();
_pingCts.Cancel();
// Rare bug but has happened at least once
try
{
_pingCts.Cancel();
}
catch (ObjectDisposedException e)
{
_logger.Error("Caught object disposed exception when trying to send a cancellation to the ping task");
_logger.Error(e);
}
_pingCts.Dispose();
_pingTask.Dispose();
GC.SuppressFinalize(this);