#!/usr/bin/env node
import fs from "node:fs";
import path from "node:path";
import { fileURLToPath } from "node:url";

const ROOT = path.join(path.dirname(fileURLToPath(import.meta.url)), "..");
const APP = path.join(ROOT, "app", "workspace");
const MODULE = path.join(ROOT, "modules", "workspace");
const MAX_LINES = 25;
const errors = [];

const ROUTES = [
  "hub",
  "hubs",
  "hubs/[id]",
  "projects",
  "projects/[id]",
  "tasks",
  "teams",
  "teams/[id]",
  "content",
  "content/[id]",
  "content/calendar",
  "content/board",
  "approvals",
  "assets",
  "reports",
];

const FEATURE_FILES = [
  "hub.tsx",
  "hubs.tsx",
  "hubDashboard.tsx",
  "projects.tsx",
  "projectDetail.tsx",
  "tasks.tsx",
  "teams.tsx",
  "teamDetail.tsx",
  "contentStudio.tsx",
  "contentDetail.tsx",
  "contentCalendar.tsx",
  "contentBoard.tsx",
  "approvals.tsx",
  "assets.tsx",
  "reports.tsx",
];

function walkPages(dir) {
  for (const ent of fs.readdirSync(dir, { withFileTypes: true })) {
    const p = path.join(dir, ent.name);
    if (ent.isDirectory()) walkPages(p);
    else if (ent.name === "page.tsx") checkPage(p);
  }
}

function checkPage(file) {
  const rel = path.relative(APP, file);
  const content = fs.readFileSync(file, "utf8");
  const lines = content.split("\n").length;
  if (rel !== "page.tsx" && lines > MAX_LINES) errors.push(`${rel}: ${lines} lines (max ${MAX_LINES})`);
  if (rel !== "page.tsx" && !content.includes("@/modules/workspace/")) {
    errors.push(`${rel}: must import from @/modules/workspace/`);
  }
}

for (const route of ROUTES) {
  for (const file of ["page.tsx", "loading.tsx", "error.tsx"]) {
    const p = path.join(APP, route, file);
    if (!fs.existsSync(p)) errors.push(`missing app/workspace/${route}/${file}`);
  }
}

for (const file of FEATURE_FILES) {
  if (!fs.existsSync(path.join(MODULE, "features", file))) {
    errors.push(`missing modules/workspace/features/${file}`);
  }
}

for (const file of [
  path.join(MODULE, "index.ts"),
  path.join(MODULE, "services", "workspace-api.ts"),
  path.join(MODULE, "labels.ts"),
  path.join(ROOT, "app", "api", "workspace", "[...path]", "route.ts"),
  path.join(APP, "layout.tsx"),
  path.join(APP, "page.tsx"),
]) {
  if (!fs.existsSync(file)) errors.push(`missing ${path.relative(ROOT, file)}`);
}

if (fs.existsSync(APP)) walkPages(APP);
else errors.push("app/workspace not found");

if (errors.length) {
  console.error("Workspace route validation failed:\n" + errors.map((e) => "  - " + e).join("\n"));
  process.exit(1);
}
console.log(`Workspace routes OK (${ROUTES.length} routes, ${FEATURE_FILES.length} features)`);