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feat: stream-keys

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kieran
2024-08-28 10:02:49 +01:00
parent 015b75f894
commit 97e43c8cbd
27 changed files with 1723 additions and 87 deletions
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48
NostrStreamer/Extensions.cs
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@ -3,6 +3,7 @@ using Amazon.Runtime;
using Amazon.S3;
using Igdb;
using MaxMind.GeoIP2;
using Microsoft.EntityFrameworkCore;
using Newtonsoft.Json;
using Nostr.Client.Identifiers;
using Nostr.Client.Json;
@ -49,10 +50,11 @@ public static class Extensions
});
}
public static string[] SplitTags(this User user)
public static string[] SplitTags(this UserStream stream)
{
return !string.IsNullOrEmpty(user.Tags) ?
user.Tags.Split(",", StringSplitOptions.RemoveEmptyEntries | StringSplitOptions.TrimEntries) : Array.Empty<string>();
return !string.IsNullOrEmpty(stream.Tags)
? stream.Tags.Split(",", StringSplitOptions.RemoveEmptyEntries | StringSplitOptions.TrimEntries)
: Array.Empty<string>();
}
public static (double lat, double lon)? GetLocation(this HttpContext ctx, IGeoIP2DatabaseReader db)
@ -90,14 +92,16 @@ public static class Extensions
var num1 = longitude * (Math.PI / 180.0);
var d2 = otherLatitude * (Math.PI / 180.0);
var num2 = otherLongitude * (Math.PI / 180.0) - num1;
var d3 = Math.Pow(Math.Sin((d2 - d1) / 2.0), 2.0) + Math.Cos(d1) * Math.Cos(d2) * Math.Pow(Math.Sin(num2 / 2.0), 2.0);
var d3 = Math.Pow(Math.Sin((d2 - d1) / 2.0), 2.0) +
Math.Cos(d1) * Math.Cos(d2) * Math.Pow(Math.Sin(num2 / 2.0), 2.0);
return 6376500.0 * (2.0 * Math.Atan2(Math.Sqrt(d3), Math.Sqrt(1.0 - d3)));
}
public static string GetHost(this NostrEvent ev)
{
var hostTag = ev.Tags!.FirstOrDefault(a => a.TagIdentifier == "p" && a.AdditionalData[2] == "host")?.AdditionalData[0];
var hostTag = ev.Tags!.FirstOrDefault(a => a.TagIdentifier == "p" && a.AdditionalData[2] == "host")
?.AdditionalData[0];
if (!string.IsNullOrEmpty(hostTag))
{
return hostTag;
@ -105,7 +109,7 @@ public static class Extensions
return ev.Pubkey!;
}
public static NostrIdentifier ToIdentifier(this NostrEvent ev)
{
if ((long)ev.Kind is >= 30_000 and < 40_000)
@ -132,6 +136,33 @@ public static class Extensions
Genres = a.Genres.Select(b => b.Name).ToList()
};
}
public static async Task CopyLastStreamDetails(this UserStream stream, StreamerContext db)
{
var lastStream = await db.Streams
.AsNoTracking()
.Where(a => a.PubKey == stream.PubKey)
.OrderByDescending(a => a.Starts)
.FirstOrDefaultAsync();
stream.Title = lastStream?.Title;
stream.Summary = lastStream?.Summary;
stream.Image = lastStream?.Image;
stream.ContentWarning = lastStream?.ContentWarning;
stream.Tags = lastStream?.Tags;
stream.Goal = lastStream?.Goal;
}
public static void PatchStream(this UserStream stream, PatchEvent ev)
{
stream.Title = ev.Title;
stream.Summary = ev.Summary;
stream.Image = ev.Image;
stream.ContentWarning = ev.ContentWarning;
stream.Tags = ev.Tags.Length > 0 ? string.Join(',', ev.Tags) : null;
stream.Goal = ev.Goal;
}
}
public class Variant
@ -161,7 +192,8 @@ public class Variant
}
var strSplit = str.Split(":");
if (strSplit.Length != 3 || !int.TryParse(strSplit[1][..^1], out var h) || !int.TryParse(strSplit[2], out var b))
if (strSplit.Length != 3 || !int.TryParse(strSplit[1][..^1], out var h) ||
!int.TryParse(strSplit[2], out var b))
{
throw new FormatException();
}
@ -203,4 +235,4 @@ public class Variant
return $"BANDWIDTH={Bandwidth * 1000}";
}
}
}