@phren/cli/dist/bridge/client.js

Knowledge layer for AI agents - CLI, MCP server, and data layer

import { request } from "node:http";
import { BridgeError, object, socketPath } from "./protocol.js";
export async function hookRequest(route, data, options = { socketPath: socketPath() }, timeout = 75_000) {
    return new Promise((resolve, reject) => {
        const payload = data === undefined ? undefined : JSON.stringify(data);
        const method = options.method ?? (payload === undefined ? "GET" : "POST");
        const req = request({ ...options, path: route, method,
            headers: { Host: "phren.local", Connection: "close", ...(payload ? { "Content-Type": "application/json", "Content-Length": Buffer.byteLength(payload) } : {}) } }, response => {
            const chunks = [];
            let size = 0;
            response.on("data", chunk => {
                size += chunk.length;
                if (size > 1_048_576)
                    req.destroy(new BridgeError(502, "Hook response is too large."));
                else
                    chunks.push(Buffer.from(chunk));
            });
            response.on("error", reject);
            response.on("end", () => {
                try {
                    const value = object(JSON.parse(Buffer.concat(chunks).toString()));
                    // A remote Hook's `code` (why its Herdr is offline, say) travels on with its text.
                    if (response.statusCode !== 200)
                        throw new BridgeError(response.statusCode ?? 502, typeof value.error === "string" ? value.error.slice(0, 500) : "Hook rejected the request.", typeof value.code === "string" && /^[a-z][a-z0-9-]{0,39}$/.test(value.code) ? { code: value.code } : undefined);
                    resolve(value);
                }
                catch (error) {
                    reject(error);
                }
            });
        });
        const timer = setTimeout(() => req.destroy(new BridgeError(504, "Hook did not confirm the request. Do not retry a dispatch automatically.")), timeout);
        req.on("close", () => clearTimeout(timer));
        req.on("error", reject);
        req.end(payload);
    });
}