import { execFileSync } from 'node:child_process'
import {
  chmodSync,
  copyFileSync,
  mkdirSync,
  mkdtempSync,
  readFileSync,
  rmSync,
  writeFileSync
} from 'node:fs'
import { tmpdir } from 'node:os'
import path from 'node:path'
import { describe, expect, it } from 'vitest'

const projectDir = path.resolve(import.meta.dirname, '../../../..')
const wrapperPath = path.join(
  projectDir,
  'config',
  'scripts',
  'development',
  'launch',
  'orca-dev.mjs'
)

describe('orca-dev package bin', () => {
  it('finds the built CLI from its installed location when invoked outside the repository', () => {
    const root = mkdtempSync(path.join(tmpdir(), 'orca-dev-installed-'))
    try {
      for (const file of [
        'config/scripts/development/launch/orca-dev.mjs',
        'config/scripts/development/launch/dev-cli-terminal-wrapper.mjs',
        'config/scripts/development/instance-isolation/dev-instance-isolation.mjs'
      ]) {
        const target = path.join(root, file)
        mkdirSync(path.dirname(target), { recursive: true })
        copyFileSync(path.join(projectDir, file), target)
      }
      const cliEntry = path.join(root, 'out', 'cli', 'index.js')
      mkdirSync(path.dirname(cliEntry), { recursive: true })
      writeFileSync(
        cliEntry,
        'console.log(JSON.stringify({argv: process.argv.slice(2), userDataPath: process.env.ORCA_USER_DATA_PATH}))'
      )
      const userDataPath = path.join(root, 'profile')
      const stdout = execFileSync(
        process.execPath,
        [path.join(root, 'config/scripts/development/launch/orca-dev.mjs'), '--help'],
        {
          cwd: path.dirname(root),
          env: {
            ...process.env,
            ORCA_DEV_CLI_ENTRY_PATH: undefined,
            ORCA_DEV_USER_DATA_PATH: userDataPath,
            ORCA_APP_EXECUTABLE: path.join(root, 'Electron')
          },
          encoding: 'utf8'
        }
      )
      expect(JSON.parse(stdout)).toEqual({ argv: ['--help'], userDataPath })
    } finally {
      rmSync(root, { recursive: true, force: true })
    }
  })

  it('runs the dev CLI through Node without requiring Bash', () => {
    const root = mkdtempSync(path.join(tmpdir(), 'orca-dev-bin-'))
    const cliEntry = path.join(root, 'cli-entry.cjs')
    const outputPath = path.join(root, 'output.json')
    writeFileSync(
      cliEntry,
      [
        'const fs = require("node:fs");',
        `fs.writeFileSync(${JSON.stringify(outputPath)}, JSON.stringify({`,
        '  argv: process.argv.slice(2),',
        '  userDataPath: process.env.ORCA_USER_DATA_PATH,',
        '  devCliInvocation: process.env.ORCA_DEV_CLI_INVOCATION,',
        '  appExecutable: process.env.ORCA_APP_EXECUTABLE',
        '}));'
      ].join('\n'),
      'utf8'
    )
    if (process.platform !== 'win32') {
      chmodSync(cliEntry, 0o755)
    }

    execFileSync(process.execPath, [wrapperPath, '--help'], {
      env: {
        ...process.env,
        ORCA_DEV_CLI_ENTRY_PATH: cliEntry,
        ORCA_DEV_USER_DATA_PATH: path.join(root, 'user-data'),
        ORCA_APP_EXECUTABLE: path.join(root, 'Electron')
      },
      stdio: 'ignore'
    })

    expect(JSON.parse(readFileSync(outputPath, 'utf8'))).toEqual({
      argv: ['--help'],
      userDataPath: path.join(root, 'user-data'),
      devCliInvocation: '1',
      appExecutable: path.join(root, 'Electron')
    })
  })
})