import { pbkdf2Sync, randomBytes } from 'node:crypto';
import { rm } from 'node:fs/promises';
import { isAbsolute, join, relative, resolve } from 'node:path';
import { createDatabase } from '../database.mjs';
import { createBaseDatabase } from '../src/data/base.mjs';

const root = resolve(process.cwd());
const databasePath = join(root, 'data', 'exam.sqlite');
const relativePath = relative(root, databasePath);
if (!relativePath || relativePath.startsWith('..') || isAbsolute(relativePath)) throw new Error('拒绝重建工作区以外的数据库');

for (const path of [databasePath, `${databasePath}-shm`, `${databasePath}-wal`]) await rm(path, { force: true });

function hashPassword(password, salt = randomBytes(16).toString('hex')) {
  const hash = pbkdf2Sync(password, salt, 120000, 32, 'sha256').toString('hex');
  return `${salt}:${hash}`;
}

process.env.DATABASE_CLIENT = 'sqlite';
process.env.SQLITE_PATH = databasePath;
const database = await createDatabase({
  root,
  seed: () => createBaseDatabase({
    nowIso: () => new Date().toISOString(),
    hashPassword,
    initialAdmin: {
      username: process.env.INITIAL_ADMIN_USERNAME,
      password: process.env.INITIAL_ADMIN_PASSWORD,
      displayName: process.env.INITIAL_ADMIN_DISPLAY_NAME
    }
  })
});
const state = await database.read();
await database.close();
console.log(`Rebuilt empty ${databasePath} (schema ${state.meta.version}, ${state.candidateProfiles.length} candidates)`);