JonKazama-Hellion
699d4ede1d
Add .prettierrc.json, .markdownlint.json, .yamllint.yaml, .gitattributes Run CSharpier, Prettier and markdownlint across the entire codebase. No logic changes — formatting, using order and line endings only.
97 lines
3.3 KiB
C#
97 lines
3.3 KiB
C#
using Dalamud.Plugin.Ipc;
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namespace HellionChat.Ipc;
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public sealed class ExtraChat : IDisposable
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{
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#pragma warning disable CS0649 // Assigned through IPC
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[Serializable]
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private struct OverrideInfo
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{
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public string? Channel;
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public ushort UiColour;
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public uint Rgba;
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}
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#pragma warning restore CS0649
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private ICallGateSubscriber<OverrideInfo, object> OverrideChannelGate { get; }
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private ICallGateSubscriber<
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Dictionary<string, uint>,
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Dictionary<string, uint>
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> ChannelCommandColoursGate { get; }
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private ICallGateSubscriber<
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Dictionary<Guid, string>,
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Dictionary<Guid, string>
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> ChannelNamesGate { get; }
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internal (string, uint)? ChannelOverride { get; set; }
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// Volatile reference: IPC callbacks (OnChannelCommandColours/OnChannelNames) fire on a
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// Dalamud-dispatcher thread while the ImGui thread reads the IReadOnlyDictionary projections.
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// Reference assignment is atomic on x64, but the JIT (especially Mono on Wine/Linux) needs
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// the volatile barrier to guarantee visibility across threads. See AUDIT-2026-05-05 [SEC-01].
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private volatile Dictionary<string, uint> ChannelCommandColoursInternal = new();
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internal IReadOnlyDictionary<string, uint> ChannelCommandColours =>
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ChannelCommandColoursInternal;
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private volatile Dictionary<Guid, string> ChannelNamesInternal = new();
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internal IReadOnlyDictionary<Guid, string> ChannelNames => ChannelNamesInternal;
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internal ExtraChat()
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{
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OverrideChannelGate = Plugin.Interface.GetIpcSubscriber<OverrideInfo, object>(
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"ExtraChat.OverrideChannelColour"
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);
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ChannelCommandColoursGate = Plugin.Interface.GetIpcSubscriber<
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Dictionary<string, uint>,
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Dictionary<string, uint>
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>("ExtraChat.ChannelCommandColours");
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ChannelNamesGate = Plugin.Interface.GetIpcSubscriber<
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Dictionary<Guid, string>,
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Dictionary<Guid, string>
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>("ExtraChat.ChannelNames");
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OverrideChannelGate.Subscribe(OnOverrideChannel);
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ChannelCommandColoursGate.Subscribe(OnChannelCommandColours);
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ChannelNamesGate.Subscribe(OnChannelNames);
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try
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{
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ChannelCommandColoursInternal = ChannelCommandColoursGate.InvokeFunc(null!);
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ChannelNamesInternal = ChannelNamesGate.InvokeFunc(null!);
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}
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catch (Exception ex)
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{
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// ExtraChat is optional; missing IPC peer is normal when the plugin isn't loaded.
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Plugin.Log.Verbose(ex, "ExtraChat IPC initial state query failed (peer not loaded?)");
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}
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}
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public void Dispose()
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{
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OverrideChannelGate.Unsubscribe(OnOverrideChannel);
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ChannelCommandColoursGate.Unsubscribe(OnChannelCommandColours);
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ChannelNamesGate.Unsubscribe(OnChannelNames);
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}
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private void OnOverrideChannel(OverrideInfo info)
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{
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if (info.Channel == null)
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{
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ChannelOverride = null;
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return;
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}
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ChannelOverride = (info.Channel, info.Rgba);
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}
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private void OnChannelCommandColours(Dictionary<string, uint> obj)
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{
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ChannelCommandColoursInternal = obj;
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}
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private void OnChannelNames(Dictionary<Guid, string> obj)
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{
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ChannelNamesInternal = obj;
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}
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}
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