public async Task WatchlistTimerTick()
{
// adjust timer & start it again
var _watchlistTimerInterval = Convert.ToInt32(TimeSpan.FromMinutes(10).TotalMilliseconds) + _rng.Next(-60000, 60000);
Logger.Log(LogLevel.Debug, $"Watchlist timer ticked. Next tick at {DateTime.Now.AddMilliseconds(_watchlistTimerInterval):hh:mm:ss tt}");
_watchlistTimer.Change(_watchlistTimerInterval, Timeout.Infinite);
if (_apiHeartbeatService.ApiStatus != CustomApiStatus.OK)
{
Logger.Log(LogLevel.Info, "Heartbeat service reports API is down, skipping watchlist check.");
return;
}
// Don't do anything if the watchlist is muted
if (WatchlistMuted)
{
Logger.Log(LogLevel.Debug, "Watchlist is muted, skipping.");
return;
}
// grab list of items to check
var watchlist = await _databaseMarketWatchlist.GetWatchlist();
if (watchlist.Count == 0)
{
return;
}
// grab market analyses for items on watchlist
List <MarketItemAnalysisModel> WatchlistDifferentials = new List <MarketItemAnalysisModel>();
var itemTasks = Task.Run(() => Parallel.ForEach(watchlist, parallelOptions, watchlistEntry =>
{
var apiResponse =
_marketService.CreateMarketAnalysis(watchlistEntry.ItemName, watchlistEntry.ItemID, worldsToSearch).Result;
var analysis = apiResponse[2]; // overall analysis
if (watchlistEntry.HQOnly)
{
analysis = apiResponse[0]; // overwrite with hq analysis if needed
}
WatchlistDifferentials.Add(analysis);
}));
Task.WaitAll(itemTasks);
// build embed & format data to send to my server's watchlist channel
// should we implement a null check here?
// var dm = await _discord.GetUser(ulong.Parse(_config["discordBotOwnerId"])).GetOrCreateDMChannelAsync();
var channel = _discord.GetChannel(848651281069113354) as ITextChannel;
var embed = new EmbedBuilder();
foreach (var entry in WatchlistDifferentials)
{
if (entry.DifferentialLowest > DifferentialCutoff)
{
var sb = new StringBuilder();
sb.AppendLine($"lowest diff: **{entry.DifferentialLowest}%** (avg diff: {entry.Differential}%) - avg sold: {entry.AvgSalePrice:N0} - avg mrkt: {entry.AvgMarketPrice:N0}");
foreach (var lowestPrices in entry.LowestPrices.Take(3))
{
sb.Append($"• {lowestPrices.Price:N0} on {lowestPrices.Server} ");
}
embed.AddField(new EmbedFieldBuilder()
{
Name = entry.Name,
Value = sb.ToString()
});
}
}
if (embed.Fields.Any())
{
await channel.SendMessageAsync(null, false, embed.Build());
}
else
{
Logger.Log(LogLevel.Debug, $"No items on watchlist met differential cutoff of {DifferentialCutoff}.");
}
}
