"use strict";
/**
 * Docs — Commands for the docs-update workflow
 *
 * Provides `cmdDocsInit` which returns project signals, existing doc inventory
 * with GSD marker detection, doc tooling detection, monorepo awareness, and
 * model resolution. Used by Phase 2 to route doc generation appropriately.
 *
 * ADR-457 build-at-publish: the hand-written bin/lib/docs.cjs collapsed
 * to a TypeScript source of truth. Behaviour is preserved byte-for-behaviour
 * from the prior hand-written .cjs; only strict types are added.
 */
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
const node_fs_1 = __importDefault(require("node:fs"));
const node_path_1 = __importDefault(require("node:path"));
// eslint-disable-next-line @typescript-eslint/no-require-imports
const io = require("./io.cjs");
const { output } = io;
// eslint-disable-next-line @typescript-eslint/no-require-imports
const configLoader = require("./config-loader.cjs");
const { loadConfig } = configLoader;
// eslint-disable-next-line @typescript-eslint/no-require-imports
const modelResolver = require("./model-resolver.cjs");
const { resolveModelInternal } = modelResolver;
// eslint-disable-next-line @typescript-eslint/no-require-imports
const coreUtils = require("./core-utils.cjs");
const { pathExistsInternal, toPosixPath } = coreUtils;
// eslint-disable-next-line @typescript-eslint/no-require-imports
const agentInstallCheck = require("./agent-install-check.cjs");
const { checkAgentsInstalled } = agentInstallCheck;
const shell_command_projection_cjs_1 = require("./shell-command-projection.cjs");
// ─── Constants ────────────────────────────────────────────────────────────────
const GSD_MARKER = '<!-- generated-by: gsd-doc-writer -->';
const SKIP_DIRS = new Set([
    'node_modules', '.git', '.planning', '.claude', '__pycache__',
    'target', 'dist', 'build', '.next', '.nuxt', 'coverage',
    '.vscode', '.idea',
]);
// ─── Private helpers ──────────────────────────────────────────────────────────
/**
 * Check whether a file begins with the GSD doc writer marker.
 * Reads the first 500 bytes only — avoids loading large files.
 */
function hasGsdMarker(filePath) {
    try {
        const buf = Buffer.alloc(500);
        const fd = node_fs_1.default.openSync(filePath, 'r');
        const bytesRead = node_fs_1.default.readSync(fd, buf, 0, 500, 0);
        node_fs_1.default.closeSync(fd);
        return buf.slice(0, bytesRead).toString('utf-8').includes(GSD_MARKER);
    }
    catch {
        return false;
    }
}
/**
 * Recursively scan the project root (immediate .md files) and docs/ directory
 * (up to 4 levels deep) for Markdown files, excluding dirs in SKIP_DIRS.
 */
function scanExistingDocs(cwd) {
    const MAX_DEPTH = 4;
    const results = [];
    function walkDir(dir, depth) {
        if (depth > MAX_DEPTH)
            return;
        try {
            const entries = node_fs_1.default.readdirSync(dir, { withFileTypes: true });
            for (const entry of entries) {
                if (SKIP_DIRS.has(entry.name))
                    continue;
                const abs = node_path_1.default.join(dir, entry.name);
                if (entry.isDirectory()) {
                    walkDir(abs, depth + 1);
                }
                else if (entry.isFile() && entry.name.toLowerCase().endsWith('.md')) {
                    const rel = toPosixPath(node_path_1.default.relative(cwd, abs));
                    results.push({ path: rel, has_gsd_marker: hasGsdMarker(abs) });
                }
            }
        }
        catch { /* directory may not exist — best-effort */ }
    }
    // Scan root-level .md files (non-recursive)
    try {
        const entries = node_fs_1.default.readdirSync(cwd, { withFileTypes: true });
        for (const entry of entries) {
            if (entry.isFile() && entry.name.toLowerCase().endsWith('.md')) {
                const abs = node_path_1.default.join(cwd, entry.name);
                const rel = toPosixPath(node_path_1.default.relative(cwd, abs));
                results.push({ path: rel, has_gsd_marker: hasGsdMarker(abs) });
            }
        }
    }
    catch { /* best-effort */ }
    // Recursively scan docs/ directory
    const docsDir = node_path_1.default.join(cwd, 'docs');
    walkDir(docsDir, 1);
    // Fallback: if docs/ does not exist, try documentation/ or doc/
    try {
        node_fs_1.default.statSync(docsDir);
    }
    catch {
        const alternatives = ['documentation', 'doc'];
        for (const alt of alternatives) {
            const altDir = node_path_1.default.join(cwd, alt);
            try {
                const stat = node_fs_1.default.statSync(altDir);
                if (stat.isDirectory()) {
                    walkDir(altDir, 1);
                    break;
                }
            }
            catch { /* not present */ }
        }
    }
    return results.sort((a, b) => a.path.localeCompare(b.path));
}
/**
 * Detect project type signals from the filesystem and package.json.
 * All checks are best-effort and never throw.
 */
function detectProjectType(cwd) {
    const exists = (rel) => {
        try {
            return pathExistsInternal(cwd, rel);
        }
        catch {
            return false;
        }
    };
    // Read package.json once — used by has_cli_bin, is_monorepo, has_tests checks.
    const pkgRaw = (0, shell_command_projection_cjs_1.platformReadSync)(node_path_1.default.join(cwd, 'package.json'));
    let pkg = null;
    if (pkgRaw) {
        try {
            pkg = JSON.parse(pkgRaw);
        }
        catch { /* invalid JSON */ }
    }
    // has_cli_bin: package.json has a `bin` field
    const binField = pkg?.['bin'];
    const has_cli_bin = !!(binField && (typeof binField === 'string' ||
        (typeof binField === 'object' && Object.keys(binField).length > 0)));
    // is_monorepo: pnpm-workspace.yaml, lerna.json, or package.json workspaces
    let is_monorepo = exists('pnpm-workspace.yaml') || exists('lerna.json');
    if (!is_monorepo && pkg) {
        is_monorepo = Array.isArray(pkg['workspaces']) && pkg['workspaces'].length > 0;
    }
    // has_tests: common test directories or test frameworks in devDependencies
    let has_tests = exists('test') || exists('tests') || exists('__tests__') || exists('spec');
    if (!has_tests && pkg) {
        const devDeps = Object.keys(pkg['devDependencies'] || {});
        has_tests = devDeps.some(d => ['vitest', 'jest', 'mocha', 'jasmine', 'ava'].includes(d));
    }
    // has_deploy_config: various deployment config files
    const deployFiles = [
        'Dockerfile', 'docker-compose.yml', 'docker-compose.yaml',
        'fly.toml', 'render.yaml', 'vercel.json', 'netlify.toml', 'railway.json',
        '.github/workflows/deploy.yml', '.github/workflows/deploy.yaml',
    ];
    const has_deploy_config = deployFiles.some(f => exists(f));
    return {
        has_package_json: exists('package.json'),
        has_api_routes: (exists('src/app/api') || exists('routes') || exists('src/routes') ||
            exists('api') || exists('server')),
        has_cli_bin,
        is_open_source: exists('LICENSE') || exists('LICENSE.md'),
        has_deploy_config,
        is_monorepo,
        has_tests,
    };
}
/**
 * Detect known documentation tooling in the project.
 */
function detectDocTooling(cwd) {
    const exists = (rel) => {
        try {
            return pathExistsInternal(cwd, rel);
        }
        catch {
            return false;
        }
    };
    return {
        docusaurus: exists('docusaurus.config.js') || exists('docusaurus.config.ts'),
        vitepress: (exists('.vitepress/config.js') ||
            exists('.vitepress/config.ts') ||
            exists('.vitepress/config.mts')),
        mkdocs: exists('mkdocs.yml'),
        storybook: exists('.storybook'),
    };
}
/**
 * Extract monorepo workspace globs from pnpm-workspace.yaml, package.json
 * workspaces, or lerna.json.
 */
function detectMonorepoWorkspaces(cwd) {
    // pnpm-workspace.yaml
    const pnpmRaw = (0, shell_command_projection_cjs_1.platformReadSync)(node_path_1.default.join(cwd, 'pnpm-workspace.yaml'));
    if (pnpmRaw) {
        const workspaces = [];
        for (const line of pnpmRaw.split('\n')) {
            const m = line.match(/^\s*-\s+['"]?(.+?)['"]?\s*$/);
            if (m)
                workspaces.push(m[1].trim());
        }
        if (workspaces.length > 0)
            return workspaces;
    }
    // package.json workspaces
    const pkgRaw = (0, shell_command_projection_cjs_1.platformReadSync)(node_path_1.default.join(cwd, 'package.json'));
    if (pkgRaw) {
        try {
            const pkg = JSON.parse(pkgRaw);
            if (Array.isArray(pkg['workspaces']) && pkg['workspaces'].length > 0) {
                return pkg['workspaces'];
            }
        }
        catch { /* invalid JSON */ }
    }
    // lerna.json
    const lernaRaw = (0, shell_command_projection_cjs_1.platformReadSync)(node_path_1.default.join(cwd, 'lerna.json'));
    if (lernaRaw) {
        try {
            const lerna = JSON.parse(lernaRaw);
            if (Array.isArray(lerna['packages']) && lerna['packages'].length > 0) {
                return lerna['packages'];
            }
        }
        catch { /* invalid JSON */ }
    }
    return [];
}
// ─── Public commands ──────────────────────────────────────────────────────────
/**
 * Return JSON context for the docs-update workflow: project signals, existing
 * doc inventory, doc tooling detection, monorepo workspaces, and model
 * resolution. Follows the cmdInitMapCodebase pattern.
 *
 * @example
 * node gsd-tools.cjs docs-init --raw
 */
function cmdDocsInit(cwd, raw) {
    const config = loadConfig(cwd);
    const result = {
        doc_writer_model: resolveModelInternal(cwd, 'gsd-doc-writer'),
        commit_docs: config.commit_docs,
        existing_docs: scanExistingDocs(cwd),
        project_type: detectProjectType(cwd),
        doc_tooling: detectDocTooling(cwd),
        monorepo_workspaces: detectMonorepoWorkspaces(cwd),
        planning_exists: pathExistsInternal(cwd, '.planning'),
    };
    // Inject project_root and agent installation status (mirrors withProjectRoot in init.cjs)
    result['project_root'] = cwd;
    const agentStatus = checkAgentsInstalled();
    result['agents_installed'] = agentStatus.agents_installed;
    result['missing_agents'] = agentStatus.missing_agents;
    output(result, raw, undefined);
}
module.exports = { cmdDocsInit };