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// installed by herdr
// safe to edit. this plugin only activates inside herdr-managed panes.
// HERDR_INTEGRATION_ID=opencode
// HERDR_INTEGRATION_VERSION=2
import net from "node:net";
const SOURCE = "herdr:opencode";
let reportSeq = Date.now() * 1000;
function nextReportSeq() {
reportSeq += 1;
return reportSeq;
}
function sessionIDFromProperties(properties) {
return typeof properties?.sessionID === "string" && properties.sessionID
? properties.sessionID
: undefined;
}
function reportState(action, sessionID) {
const paneId = process.env.HERDR_PANE_ID;
const socketPath = process.env.HERDR_SOCKET_PATH;
if (!paneId || !socketPath) {
return Promise.resolve();
}
const requestId = `${SOURCE}:${Date.now()}:${Math.floor(Math.random() * 1_000_000)
.toString()
.padStart(6, "0")}`;
const params =
action === "release"
? {
pane_id: paneId,
source: SOURCE,
agent: "opencode",
seq: nextReportSeq(),
}
: {
pane_id: paneId,
source: SOURCE,
agent: "opencode",
state: action,
seq: nextReportSeq(),
...(sessionID ? { agent_session_id: sessionID } : {}),
};
const request = {
id: requestId,
method: action === "release" ? "pane.release_agent" : "pane.report_agent",
params,
};
return new Promise((resolve) => {
const client = net.createConnection(socketPath, () => {
client.write(`${JSON.stringify(request)}\n`);
});
const finish = () => {
client.destroy();
resolve();
};
client.setTimeout(500, finish);
client.on("data", finish);
client.on("error", finish);
client.on("end", finish);
client.on("close", resolve);
});
}
export const HerdrAgentStatePlugin = async () => {
if (
process.env.HERDR_ENV !== "1" ||
!process.env.HERDR_SOCKET_PATH ||
!process.env.HERDR_PANE_ID
) {
return {};
}
return {
event: async ({ event }) => {
const type = event?.type;
const properties = event?.properties ?? {};
const sessionID = sessionIDFromProperties(properties);
switch (type) {
case "permission.asked":
case "question.asked":
await reportState("blocked", sessionID);
break;
case "permission.replied": {
const reply = properties.reply ?? properties.response;
if (reply === "reject") {
await reportState("idle", sessionID);
} else if (reply === "once" || reply === "always") {
await reportState("working", sessionID);
}
break;
}
case "question.replied":
await reportState("working", sessionID);
break;
case "question.rejected":
await reportState("idle", sessionID);
break;
case "session.created":
case "session.updated":
if (sessionID) {
await reportState("idle", sessionID);
}
break;
case "session.status": {
const status =
typeof properties.status === "string"
? properties.status
: properties.status?.type;
if (status === "busy" || status === "retry") {
await reportState("working", sessionID);
} else if (status === "idle") {
await reportState("idle", sessionID);
}
break;
}
case "session.idle":
await reportState("idle", sessionID);
break;
default:
break;
}
},
};
};
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