From 0640eba992f95cc45873330b76fadf123202d1cd Mon Sep 17 00:00:00 2001
From: Rory& <root@rory.gay>
Date: Sun, 11 Jan 2026 16:16:21 +0100
Subject: More federation work

---
 .../FederationTypes/FederationBackfillResponse.cs  | 14 +++++++++
 .../FederationTypes/FederationEvent.cs             | 30 +++++++++++++++++++
 .../FederationGetMissingEventsRequest.cs           | 34 ++++++++++++++++++++++
 .../FederationTypes/FederationTransaction.cs       | 26 +++++++++++++++++
 LibMatrix.Federation/FederationTypes/RoomInvite.cs | 14 +++++++++
 5 files changed, 118 insertions(+)
 create mode 100644 LibMatrix.Federation/FederationTypes/FederationBackfillResponse.cs
 create mode 100644 LibMatrix.Federation/FederationTypes/FederationEvent.cs
 create mode 100644 LibMatrix.Federation/FederationTypes/FederationGetMissingEventsRequest.cs
 create mode 100644 LibMatrix.Federation/FederationTypes/FederationTransaction.cs
 create mode 100644 LibMatrix.Federation/FederationTypes/RoomInvite.cs

(limited to 'LibMatrix.Federation/FederationTypes')

diff --git a/LibMatrix.Federation/FederationTypes/FederationBackfillResponse.cs b/LibMatrix.Federation/FederationTypes/FederationBackfillResponse.cs
new file mode 100644
index 0000000..0fe72bd
--- /dev/null
+++ b/LibMatrix.Federation/FederationTypes/FederationBackfillResponse.cs
@@ -0,0 +1,14 @@
+using System.Text.Json.Serialization;
+
+namespace LibMatrix.Federation.FederationTypes;
+
+public class FederationBackfillResponse {
+    [JsonPropertyName("origin")]
+    public required string Origin { get; set; }
+
+    [JsonPropertyName("origin_server_ts")]
+    public required long OriginServerTs { get; set; }
+
+    [JsonPropertyName("pdus")]
+    public required List<SignedFederationEvent> Pdus { get; set; }
+}
\ No newline at end of file
diff --git a/LibMatrix.Federation/FederationTypes/FederationEvent.cs b/LibMatrix.Federation/FederationTypes/FederationEvent.cs
new file mode 100644
index 0000000..05bdcc9
--- /dev/null
+++ b/LibMatrix.Federation/FederationTypes/FederationEvent.cs
@@ -0,0 +1,30 @@
+using System.Text.Json.Serialization;
+
+namespace LibMatrix.Federation.FederationTypes;
+
+public class FederationEvent : MatrixEventResponse {
+    [JsonPropertyName("auth_events")]
+    public required List<string> AuthEvents { get; set; } = [];
+
+    [JsonPropertyName("prev_events")]
+    public required List<string> PrevEvents { get; set; } = [];
+
+    [JsonPropertyName("depth")]
+    public required int Depth { get; set; }
+}
+
+public class SignedFederationEvent : FederationEvent {
+    [JsonPropertyName("signatures")]
+    public required Dictionary<string, Dictionary<string, string>> Signatures { get; set; } = new();
+
+    [JsonPropertyName("hashes")]
+    public required Dictionary<string, string> Hashes { get; set; } = new();
+}
+
+public class FederationEphemeralEvent {
+    [JsonPropertyName("edu_type")]
+    public required string Type { get; set; }
+
+    [JsonPropertyName("content")]
+    public required Dictionary<string, object> Content { get; set; } = new();
+}
\ No newline at end of file
diff --git a/LibMatrix.Federation/FederationTypes/FederationGetMissingEventsRequest.cs b/LibMatrix.Federation/FederationTypes/FederationGetMissingEventsRequest.cs
new file mode 100644
index 0000000..f43dd49
--- /dev/null
+++ b/LibMatrix.Federation/FederationTypes/FederationGetMissingEventsRequest.cs
@@ -0,0 +1,34 @@
+using System.Text.Json.Serialization;
+
+namespace LibMatrix.Federation.FederationTypes;
+
+public class FederationGetMissingEventsRequest {
+    /// <summary>
+    /// Latest event IDs we already have (aka earliest to return)
+    /// </summary>
+    [JsonPropertyName("earliest_events")]
+    public required List<string> EarliestEvents { get; set; }
+
+    /// <summary>
+    /// Events we want to get events before
+    /// </summary>
+    [JsonPropertyName("latest_events")]
+    public required List<string> LatestEvents { get; set; }
+
+    /// <summary>
+    /// 10 by default
+    /// </summary>
+    [JsonPropertyName("limit")]
+    public int Limit { get; set; }
+
+    /// <summary>
+    /// 0 by default
+    /// </summary>
+    [JsonPropertyName("min_depth")]
+    public long MinDepth { get; set; }
+}
+
+public class FederationGetMissingEventsResponse {
+    [JsonPropertyName("events")]
+    public required List<SignedFederationEvent> Events { get; set; }
+}
\ No newline at end of file
diff --git a/LibMatrix.Federation/FederationTypes/FederationTransaction.cs b/LibMatrix.Federation/FederationTypes/FederationTransaction.cs
new file mode 100644
index 0000000..0581a08
--- /dev/null
+++ b/LibMatrix.Federation/FederationTypes/FederationTransaction.cs
@@ -0,0 +1,26 @@
+using System.Text.Json.Serialization;
+
+namespace LibMatrix.Federation.FederationTypes;
+
+/// <summary>
+/// This only covers v12 rooms for now?
+/// </summary>
+public class FederationTransaction {
+    /// <summary>
+    /// Up to 100 EDUs per transaction
+    /// </summary>
+    [JsonPropertyName("edus")]
+    public List<FederationEvent>? EphemeralEvents { get; set; }
+
+    [JsonPropertyName("origin")]
+    public required string Origin { get; set; }
+
+    [JsonPropertyName("origin_server_ts")]
+    public required long OriginServerTs { get; set; }
+
+    /// <summary>
+    /// Up to 50 PDUs per transaction
+    /// </summary>
+    [JsonPropertyName("pdus")]
+    public List<SignedFederationEvent>? PersistentEvents { get; set; }
+}
\ No newline at end of file
diff --git a/LibMatrix.Federation/FederationTypes/RoomInvite.cs b/LibMatrix.Federation/FederationTypes/RoomInvite.cs
new file mode 100644
index 0000000..dc550f3
--- /dev/null
+++ b/LibMatrix.Federation/FederationTypes/RoomInvite.cs
@@ -0,0 +1,14 @@
+using System.Text.Json.Serialization;
+
+namespace LibMatrix.Federation.FederationTypes;
+
+public class RoomInvite {
+    [JsonPropertyName("event")]
+    public required SignedFederationEvent Event { get; set; }
+
+    [JsonPropertyName("invite_room_state")]
+    public required List<MatrixEventResponse> InviteRoomState { get; set; } = [];
+
+    [JsonPropertyName("room_version")]
+    public required string RoomVersion { get; set; }
+}
\ No newline at end of file
-- 
cgit 1.5.1