1 files changed, 44 insertions, 0 deletions
diff --git a/LibMatrix/Services/WellKnownResolver/WellKnownResolvers/SupportWellKnownResolver.cs b/LibMatrix/Services/WellKnownResolver/WellKnownResolvers/SupportWellKnownResolver.cs
new file mode 100644
index 0000000..99313db
--- /dev/null
+++ b/LibMatrix/Services/WellKnownResolver/WellKnownResolvers/SupportWellKnownResolver.cs
@@ -0,0 +1,44 @@
+using System.Diagnostics;
+using System.Net.Http.Json;
+using System.Text.Json.Serialization;
+using Microsoft.Extensions.Logging;
+using WellKnownType = LibMatrix.Services.WellKnownResolver.WellKnownResolvers.SupportWellKnown;
+using ResultType = LibMatrix.Services.WellKnownResolver.WellKnownResolverService.WellKnownResolutionResult<
+    LibMatrix.Services.WellKnownResolver.WellKnownResolvers.SupportWellKnown?
+>;
+
+namespace LibMatrix.Services.WellKnownResolver.WellKnownResolvers;
+
+public class SupportWellKnownResolver(ILogger<SupportWellKnownResolver> logger, WellKnownResolverConfiguration configuration) : BaseWellKnownResolver<WellKnownType> {
+    public Task<ResultType> TryResolveWellKnown(string homeserver, WellKnownResolverConfiguration? config = null) {
+        config ??= configuration;
+        return WellKnownCache.TryGetOrAdd(homeserver, async () => {
+            logger.LogTrace($"Resolving support well-known: {homeserver}");
+
+            ResultType result = await TryGetWellKnownFromUrl($"https://{homeserver}/.well-known/matrix/support", WellKnownResolverService.WellKnownSource.Https);
+            if (result.Content != null) 
+                return result;
+
+            return null;
+        });
+    }
+}
+
+public class SupportWellKnown {
+    [JsonPropertyName("contacts")]
+    public List<WellKnownContact>? Contacts { get; set; }
+
+    [JsonPropertyName("support_page")]
+    public Uri? SupportPage { get; set; }
+
+    public class WellKnownContact {
+        [JsonPropertyName("email_address")]
+        public string? EmailAddress { get; set; }
+
+        [JsonPropertyName("matrix_id")]
+        public string? MatrixId { get; set; }
+
+        [JsonPropertyName("role")]
+        public required string Role { get; set; }
+    }
+}
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