// Copyright (c) 2026 Adin Kwok <adin@adin.dev>
import { ResourceTemplate } from "@modelcontextprotocol/sdk/server/mcp.js";
import type { McpServer } from "@modelcontextprotocol/sdk/server/mcp.js";
import type { AbletonOSC } from "../osc-client.js";
export function registerTrackResources(server: McpServer, osc: AbletonOSC) {
server.resource(
"track",
new ResourceTemplate("ableton://track/{trackIndex}", {
list: async () => {
const [numTracks] = await osc.query("/live/song/get/num_tracks");
const resources: { uri: string; name: string }[] = [];
for (let i = 0; i < (numTracks as number); i++) {
const [name] = await osc.query("/live/track/get/name", i);
resources.push({ uri: `ableton://track/${i}`, name: name as string });
}
return { resources };
},
}),
{ description: "Ableton track details", mimeType: "application/json" },
async (uri, { trackIndex }) => {
const idx = Number(trackIndex);
const [name] = await osc.query("/live/track/get/name", idx);
const [volume] = await osc.query("/live/track/get/volume", idx);
const [pan] = await osc.query("/live/track/get/panning", idx);
const [mute] = await osc.query("/live/track/get/mute", idx);
const [solo] = await osc.query("/live/track/get/solo", idx);
const [arm] = await osc.query("/live/track/get/arm", idx);
const track = {
index: idx,
name,
volume,
pan,
mute: !!mute,
solo: !!solo,
arm: !!arm,
};
return {
contents: [{ uri: uri.href, mimeType: "application/json", text: JSON.stringify(track, null, 2) }],
};
},
);
}
