#!/usr/bin/env node

// Load required modules
const fs = require('fs')
const path = require('path')
const yaml = require('js-yaml')

// Parse CLI arguments
const args = process.argv.slice(2)
const packId = args[0]
const bumpType = args[1] || 'minor'

// Validate arguments
if (!packId || args.length > 2) {
  console.log('Usage: node bump-expansion-version.js <expansion-pack-id> [major|minor|patch]')
  console.log('Default: minor')
  console.log('Example: node bump-expansion-version.js bmad-creator-tools patch')
  process.exit(1)
}

if (!['major', 'minor', 'patch'].includes(bumpType)) {
  console.error('Error: Bump type must be major, minor, or patch')
  process.exit(1)
}

// Version bump logic
function bumpVersion (currentVersion, type) {
  const [major, minor, patch] = currentVersion.split('.').map(Number)

  switch (type) {
    case 'major': return `${major + 1}.0.0`
    case 'minor': return `${major}.${minor + 1}.0`
    case 'patch': return `${major}.${minor}.${patch + 1}`
    default: return currentVersion
  }
}

// Main function to bump version
async function updateVersion () {
  const configPath = path.join(__dirname, '..', 'expansion-packs', packId, 'config.yaml')

  // Check if config exists
  if (!fs.existsSync(configPath)) {
    console.error(`Error: Expansion pack '${packId}' not found`)
    console.log('\nAvailable expansion packs:')

    const packsDir = path.join(__dirname, '..', 'expansion-packs')
    const entries = fs.readdirSync(packsDir, { withFileTypes: true })

    entries.forEach(entry => {
      if (entry.isDirectory() && !entry.name.startsWith('.')) {
        console.log(`  - ${entry.name}`)
      }
    })

    process.exit(1)
  }

  try {
    const configContent = fs.readFileSync(configPath, 'utf8')
    const config = yaml.load(configContent)

    const oldVersion = config.version || '1.0.0'
    const newVersion = bumpVersion(oldVersion, bumpType)

    config.version = newVersion

    const updatedYaml = yaml.dump(config, { indent: 2 })
    fs.writeFileSync(configPath, updatedYaml)

    console.log(`✓ ${packId}: ${oldVersion} → ${newVersion}`)
    console.log(`\n✓ Successfully bumped ${packId} with ${bumpType} version bump`)
    console.log('\nNext steps:')
    console.log('1. Test the changes')
    console.log(`2. Commit: git add -A && git commit -m "chore: bump ${packId} version (${bumpType})"`)
  } catch (error) {
    console.error('Error updating version:', error.message)
    process.exit(1)
  }
}

updateVersion()