// cell add <locator> [alias] - Add a dependency to the current package
//
// Usage:
//   cell add <locator>         Add a dependency using default alias
//   cell add <locator> <alias> Add a dependency with custom alias
//
// This adds the dependency to cell.toml and installs it to the shop.

var shop = use('internal/shop')
var pkg = use('package')
var build = use('build')
var fd = use('fd')

var locator = null
var alias = null

array(args, function(arg) {
  if (arg == '--help' || arg == '-h') {
    log.console("Usage: cell add <locator> [alias]")
    log.console("")
    log.console("Add a dependency to the current package.")
    log.console("")
    log.console("Examples:")
    log.console("  cell add gitea.pockle.world/john/prosperon")
    log.console("  cell add gitea.pockle.world/john/cell-image image")
    log.console("  cell add ../local-package")
    $stop()
  } else if (!starts_with(arg, '-')) {
    if (!locator) {
      locator = arg
    } else if (!alias) {
      alias = arg
    }
  }
})

if (!locator) {
  log.console("Usage: cell add <locator> [alias]")
  $stop()
}

// Resolve relative paths to absolute paths
if (locator == '.' || starts_with(locator, './') || starts_with(locator, '../') || fd.is_dir(locator)) {
  var resolved = fd.realpath(locator)
  if (resolved) {
    locator = resolved
  }
}

// Generate default alias from locator
if (!alias) {
  // Use the last component of the locator as alias
  var parts = array(locator, '/')
  alias = parts[length(parts) - 1]
  // Remove any version suffix
  if (search(alias, '@') != null) {
    alias = array(alias, '@')[0]
  }
}

// Check we're in a package directory
var cwd = fd.realpath('.')
if (!fd.is_file(cwd + '/cell.toml')) {
  log.error("Not in a package directory (no cell.toml found)")
  $stop()
}

log.console("Adding " + locator + " as '" + alias + "'...")

// Add to local project's cell.toml
try {
  pkg.add_dependency(null, locator, alias)
  log.console("  Added to cell.toml")
} catch (e) {
  log.error("Failed to update cell.toml: " + e)
  $stop()
}

// Install to shop
try {
  shop.get(locator)
  shop.extract(locator)

  // Build scripts
  shop.build_package_scripts(locator)

  // Build C code if any
  try {
    var target = build.detect_host_target()
    build.build_dynamic(locator, target, 'release')
  } catch (e) {
    // Not all packages have C code
  }

  log.console("  Installed to shop")
} catch (e) {
  log.error("Failed to install: " + e)
  $stop()
}

log.console("Added " + alias + " (" + locator + ")")

$stop()