import fs from 'fs'
import os from 'os'
import path from 'path'
import { spawnSync } from 'child_process'

describe('scripts/docker-entrypoint.sh', () => {
  const entrypoint = fs.readFileSync(
    path.join(process.cwd(), 'scripts/docker-entrypoint.sh'),
    'utf8'
  )

  it('数据库迁移失败时必须停止容器启动', () => {
    expect(entrypoint).toContain('npx prisma migrate deploy')
    expect(entrypoint).toContain('数据库迁移失败')
    expect(entrypoint).toMatch(/数据库迁移失败[\s\S]*exit 1/)
    expect(entrypoint).not.toContain('数据库迁移失败，尝试继续启动')
  })

  it('迁移命令真实失败时不会继续启动 server.js', () => {
    if (process.platform !== 'linux') {
      return
    }

    const tmpDir = fs.mkdtempSync(path.join(os.tmpdir(), 'flnxi-entrypoint-'))
    const binDir = path.join(tmpDir, 'bin')
    fs.mkdirSync(binDir)

    fs.writeFileSync(
      path.join(binDir, 'npx'),
      [
        '#!/bin/sh',
        'if [ "$1 $2 $3" = "prisma db execute" ]; then',
        '  exit 0',
        'fi',
        'if [ "$1 $2 $3" = "prisma migrate deploy" ]; then',
        '  exit 42',
        'fi',
        'exit 1',
        '',
      ].join('\n'),
      { mode: 0o755 }
    )

    fs.writeFileSync(
      path.join(binDir, 'node'),
      [
        '#!/bin/sh',
        `echo started > "${path.join(tmpDir, 'server-started').replace(/\\/g, '/')}"`,
        'exit 0',
        '',
      ].join('\n'),
      { mode: 0o755 }
    )

    const scriptPath = path.join(process.cwd(), 'scripts/docker-entrypoint.sh')
    const result = spawnSync('sh', [scriptPath], {
      cwd: tmpDir,
      env: {
        ...process.env,
        PATH: `${binDir}${path.delimiter}${process.env.PATH || ''}`,
      },
      encoding: 'utf8',
    })

    expect(result.status).toBe(1)
    expect(`${result.stdout}\n${result.stderr}`).toContain('数据库迁移失败')
    expect(fs.existsSync(path.join(tmpDir, 'server-started'))).toBe(false)
  })
})