import { existsSync, mkdtempSync, readdirSync, realpathSync, rmSync } from 'node:fs'
import { tmpdir } from 'node:os'
import { basename, dirname, join, resolve, sep } from 'node:path'
import { spawnSync } from 'node:child_process'
import { fileURLToPath } from 'node:url'

const repoRoot = resolve(dirname(fileURLToPath(import.meta.url)), '..')
const testPrefix = 'yyd-notification-center-test-'
const testRoot = mkdtempSync(join(tmpdir(), testPrefix))
const databasePath = join(testRoot, 'notifications.db')
const databaseUrl = `file:${databasePath}`
const childEnv = { ...process.env, DATABASE_URL: databaseUrl }
// Prisma 5.22 的 Windows schema-engine 在部分主机未初始化 Rust 日志时会无细节提前退出。
// 只在 Windows 测试子进程中启用；Linux/Docker 不受影响，也不会记录数据库内容或密钥。
if (process.platform === 'win32' && !childEnv.RUST_LOG) childEnv.RUST_LOG = 'trace'

const runNode = (args) => {
  const result = spawnSync(process.execPath, args, {
    cwd: repoRoot,
    env: childEnv,
    stdio: 'inherit',
  })
  if (result.error) throw result.error
  return result.status ?? 1
}

const removeTestRoot = () => {
  const resolvedTemp = realpathSync(tmpdir())
  const resolvedTestRoot = realpathSync(testRoot)
  const isTempChild = resolvedTestRoot.startsWith(`${resolvedTemp}${sep}`)
  if (!isTempChild || !basename(resolvedTestRoot).startsWith(testPrefix)) {
    throw new Error(`拒绝清理非测试临时目录: ${resolvedTestRoot}`)
  }
  rmSync(resolvedTestRoot, { recursive: true, force: true })
  if (existsSync(resolvedTestRoot)) throw new Error('测试临时目录清理失败')
}

let exitCode = 0
try {
  const prismaCli = resolve(repoRoot, 'node_modules', 'prisma', 'build', 'index.js')
  const schema = resolve(repoRoot, 'prisma', 'schema.prisma')
  exitCode = runNode([prismaCli, 'migrate', 'deploy', '--schema', schema])
  if (exitCode === 0) {
    const tsxCli = resolve(repoRoot, 'node_modules', 'tsx', 'dist', 'cli.mjs')
    const testsDirectory = resolve(repoRoot, 'src', '__tests__')
    const testFiles = readdirSync(testsDirectory)
      .filter((name) => name.endsWith('.test.ts'))
      .sort()
      .map((name) => resolve(testsDirectory, name))
    if (testFiles.length === 0) throw new Error('未找到测试文件')
    exitCode = runNode([tsxCli, '--test', '--test-concurrency=1', ...testFiles])
  }
} catch (error) {
  console.error('[test-runner]', error instanceof Error ? error.message : String(error))
  exitCode = 1
} finally {
  try {
    removeTestRoot()
  } catch (error) {
    console.error('[test-runner-cleanup]', error instanceof Error ? error.message : String(error))
    exitCode = 1
  }
}

process.exitCode = exitCode