feat: add publisher and browser client SDK (#9)

Closes #9
2026-07-16 06:27:44 +02:00
parent a9a2b3db35
commit 06c3973ce7
13 changed files with 1534 additions and 1 deletions
@@ -0,0 +1,110 @@
+using FinalFactory.Rendezvous.Contracts;
+
+namespace FinalFactory.Rendezvous.Client;
+
+public sealed class RendezvousSessionBrowserClient : IRendezvousSessionBrowserClient
+{
+    private readonly RendezvousHttpTransport _transport;
+
+    public RendezvousSessionBrowserClient(
+        HttpClient httpClient,
+        RendezvousClientOptions? options = null,
+        IRendezvousDelay? delay = null)
+    {
+        _transport = new(httpClient, options, delay);
+    }
+
+    public Task<RendezvousClientResult<BrowseSessionsResponse>> BrowseAsync(
+        BrowseSessionsRequest request,
+        CancellationToken cancellationToken = default)
+    {
+        if (request is null)
+        {
+            throw new ArgumentNullException(nameof(request));
+        }
+
+        string query = $"v1/sessions?contractVersion={request.ContractVersion}"
+            + $"&gameId={Escape(request.GameId.Value)}"
+            + $"&environmentId={Escape(request.EnvironmentId.Value)}"
+            + $"&protocolVersion={request.ProtocolVersion}"
+            + $"&pageSize={request.PageSize}"
+            + $"&excludeFull={request.ExcludeFull.ToString().ToLowerInvariant()}"
+            + (request.RegionId.HasValue ? $"&regionId={Escape(request.RegionId.Value.Value)}" : string.Empty)
+            + (request.Cursor is not null ? $"&cursor={Escape(request.Cursor)}" : string.Empty);
+        return _transport.SendSafeAsync<BrowseSessionsResponse>(
+            () => new HttpRequestMessage(HttpMethod.Get, query),
+            cancellationToken);
+    }
+
+    public async Task<RendezvousClientResult<IReadOnlyList<SessionListing>>> BrowseAllAsync(
+        BrowseSessionsRequest request,
+        int maximumPages = 100,
+        CancellationToken cancellationToken = default)
+    {
+        if (request is null)
+        {
+            throw new ArgumentNullException(nameof(request));
+        }
+
+        if (maximumPages is < 1 or > 1000)
+        {
+            throw new ArgumentOutOfRangeException(nameof(maximumPages));
+        }
+
+        List<SessionListing> items = [];
+        string? cursor = request.Cursor;
+        for (int page = 0; page < maximumPages; page++)
+        {
+            BrowseSessionsRequest pageRequest = new()
+            {
+                ContractVersion = request.ContractVersion,
+                GameId = request.GameId,
+                EnvironmentId = request.EnvironmentId,
+                ProtocolVersion = request.ProtocolVersion,
+                RegionId = request.RegionId,
+                PageSize = request.PageSize,
+                ExcludeFull = request.ExcludeFull,
+                Cursor = cursor,
+            };
+            RendezvousClientResult<BrowseSessionsResponse> result = await BrowseAsync(
+                pageRequest,
+                cancellationToken).ConfigureAwait(false);
+            if (!result.IsSuccess || result.Value is null)
+            {
+                return RendezvousClientResult.Failure<IReadOnlyList<SessionListing>>(
+                    result.Error,
+                    result.Message,
+                    result.RetryAfterSeconds);
+            }
+
+            items.AddRange(result.Value.Items);
+            cursor = result.Value.NextCursor;
+            if (string.IsNullOrEmpty(cursor))
+            {
+                return RendezvousClientResult.Success<IReadOnlyList<SessionListing>>(items.AsReadOnly());
+            }
+        }
+
+        return RendezvousClientResult.Failure<IReadOnlyList<SessionListing>>(
+            RendezvousErrorCode.CapacityExceeded,
+            $"Browsing exceeded the configured {maximumPages}-page limit.");
+    }
+
+    public Task<RendezvousClientResult<GetSessionResponse>> GetAsync(
+        SessionListingId listingId,
+        GameId gameId,
+        EnvironmentId environmentId,
+        uint protocolVersion,
+        CancellationToken cancellationToken = default)
+    {
+        string query = $"v1/sessions/{listingId}?contractVersion={ContractLimits.ContractVersion}"
+            + $"&gameId={Escape(gameId.Value)}"
+            + $"&environmentId={Escape(environmentId.Value)}"
+            + $"&protocolVersion={protocolVersion}";
+        return _transport.SendSafeAsync<GetSessionResponse>(
+            () => new HttpRequestMessage(HttpMethod.Get, query),
+            cancellationToken);
+    }
+
+    private static string Escape(string value) => Uri.EscapeDataString(value ?? string.Empty);
+}