Proxy playlist/segments

NostrStreamer/Controllers/NostrController.cs

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+using System.Security.Claims;
+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.EntityFrameworkCore;
+using NostrStreamer.ApiModel;
+using NostrStreamer.Database;
+
+namespace NostrStreamer.Controllers;
+
+[Authorize]
+[Route("/api/nostr")]
+public class NostrController : Controller
+{
+    private readonly StreamerContext _db;
+    private readonly Config _config;
+
+    public NostrController(StreamerContext db, Config config)
+    {
+        _db = db;
+        _config = config;
+    }
+
+    [HttpGet("account")]
+    public async Task<ActionResult> GetAccount()
+    {
+        var user = await GetUser();
+        if (user == default)
+        {
+            var pk = GetPubKey();
+            user = new()
+            {
+                PubKey = pk,
+                Balance = 0,
+                StreamKey = Guid.NewGuid().ToString()
+            };
+
+            _db.Users.Add(user);
+
+            await _db.SaveChangesAsync();
+        }
+
+        return Json(new Account
+        {
+            Url = new Uri(_config.RtmpHost, _config.App).ToString(),
+            Key = user.StreamKey
+        });
+    }
+
+    private async Task<User?> GetUser()
+    {
+        var pk = GetPubKey();
+        return await _db.Users.FirstOrDefaultAsync(a => a.PubKey == pk);
+    }
+
+    private string GetPubKey()
+    {
+        var claim = HttpContext.User.Claims.FirstOrDefault(a => a.Type == ClaimTypes.Name);
+        return claim!.Value;
+    }
+}