@phren/cli/dist/link/checksums.js

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

import * as fs from "fs";
import * as path from "path";
import * as crypto from "crypto";
import { getProjectDirs } from "../shared.js";
import { TASK_FILE_ALIASES } from "../data/tasks.js";
import { FINDINGS_FILENAME } from "../data/access.js";
import { errorMessage } from "../utils.js";
import { logger } from "../logger.js";
function fileChecksum(filePath) {
    const content = fs.readFileSync(filePath);
    return crypto.createHash("sha256").update(content).digest("hex");
}
function checksumStorePath(phrenPath) {
    return path.join(phrenPath, ".config", "file-checksums.json");
}
function loadChecksums(phrenPath) {
    const file = checksumStorePath(phrenPath);
    if (!fs.existsSync(file))
        return {};
    try {
        return JSON.parse(fs.readFileSync(file, "utf8"));
    }
    catch (err) {
        logger.debug("checksums", `loadChecksums: ${errorMessage(err)}`);
        return {};
    }
}
function saveChecksums(phrenPath, store) {
    const file = checksumStorePath(phrenPath);
    fs.mkdirSync(path.dirname(file), { recursive: true });
    fs.writeFileSync(file, JSON.stringify(store, null, 2) + "\n");
}
export function updateFileChecksums(phrenPath, profileName) {
    const store = loadChecksums(phrenPath);
    const now = new Date().toISOString();
    const tracked = [];
    const dirs = getProjectDirs(phrenPath, profileName);
    for (const dir of dirs) {
        for (const name of [FINDINGS_FILENAME, ...TASK_FILE_ALIASES, "truths.md"]) {
            const full = path.join(dir, name);
            if (!fs.existsSync(full))
                continue;
            const rel = path.relative(phrenPath, full).replace(/\\/g, "/");
            store[rel] = { sha256: fileChecksum(full), updatedAt: now };
            tracked.push(rel);
        }
    }
    saveChecksums(phrenPath, store);
    return { updated: tracked.length, files: tracked };
}
export function verifyFileChecksums(phrenPath) {
    const store = loadChecksums(phrenPath);
    const results = [];
    for (const [rel, entry] of Object.entries(store)) {
        const full = path.join(phrenPath, rel);
        if (!fs.existsSync(full)) {
            results.push({ file: rel, status: "missing" });
            continue;
        }
        const current = fileChecksum(full);
        results.push({ file: rel, status: current === entry.sha256 ? "ok" : "mismatch" });
    }
    return results;
}