#!/usr/bin/env ruby

require 'optparse'
require 'ostruct'

# dat set private git://repo
# dat init private
# dat install
# dat reinstall

options = OpenStruct.new

# take the first so OptionParser will not see it
subcommand = ARGV.shift&.to_sym

OptionParser.new do |opt|
  opt.on('-i', '--install', 'Install dat for the user') { |o| options.type = :install }
  opt.on('-u', '--update', 'Update') do |o| 
    options.type = :update
  end

  opt.on('-n', '--name NAME', 'Make the recipe') do |o| 
    options.name = o
  end

  opt.on('--cache', 'Use cache') do |o| 
    options.use_cache = true
  end

  opt.on('-t', '--target TARGET', ['user', 'usr', 'package', 'pkg', 'system', 'sys'], 'Target type (user, package, system)') do |target|
    
    normalized = case target.downcase
                 when 'user', 'usr'
                   :user
                 when 'package', 'pkg'
                   :package
                 when 'system', 'sys'
                   :system
                 end
    options.target = normalized
  end
end.parse!


case subcommand
when :install
  puts "installing...."
  require 'install'
  Install.base_install
when :update
  puts "updating...."
  require 'install'
  Install.base_update
when :make
  puts "making..."
  require 'make'
  Make.command(options)
when :goto
  Dir.chdir(ENV["DAT_ROOT"])
when :vm
  puts 'vm command'
  # dat vm --create name
  # dat vm --run name --graphic (default no graphic)
  # Idea ===========
  # dat vm --pool --execute script.sh
else
  puts "Error not found #{options.type}"
end

# install locally for the user
# dat install

# dat set git://repo
# dat init

# dat deinit
# dat reinstall