#!/usr/bin/env ruby
# Add qwandry's library to the load path
$:.unshift File.dirname(__FILE__) + '/../lib'
# Require it
require "qwandry.rb"

# Create launcher
@qwandry = Qwandry::Launcher.new

opts = OptionParser.new do |opts|    
  opts.banner = "Usage: qwandry [options] name"
  opts.separator ""
  
  opts.on("-r", "--repo LABELS", Array, "Search in LABELS, default: #{@qwandry.active.to_a.join(',')}","Available Repositories:", *@qwandry.repositories.keys.map{|k| "  #{k}"}) do |labels|
    @qwandry.active.replace(labels)
  end
  
  opts.separator ""
  opts.on("-e", "--editor EDITOR", "Use EDITOR to open the package") do |editor|
    @editor = editor
  end
  
  opts.separator "Additional Commands"
  
  opts.on("--paths", "Prints all repositories and their paths") do
    @qwandry.repositories.each do |label, entries|
      puts "#{label} #{"[default]" if @qwandry.active.include? label}"
      entries.each do |repo|
        puts "\t#{repo.path} (#{repo.class.to_s.split('::').last})"
      end
      puts ""
    end
    exit(0)
  end
  
  opts.on("--customize", "Create and edit files for customizing Qwandry") do
    dir = ENV['HOME'] && ENV['HOME'] + '/.qwandry/'
    if !dir
      puts "Home directory must be defined."
      exit(1)
    else
      FileUtils.mkdir(dir, :verbose=>true) unless File.exist?(dir)
      Dir[File.dirname(__FILE__) + '/../templates/*'].each do |path|
        FileUtils.cp(path, dir, :verbose=>true, :preserve=>true)
      end
      @qwandry.launch dir
    end
    exit(0)
  end
  
  opts.on_tail("-h", "--help", "Show this message") do
    puts opts
    exit
  end
end

opts.parse! ARGV
if ARGV.length == 0
  puts opts
  exit(1)
end

# Configure default values
@qwandry.editor = @editor if @editor

name = ARGV.join(' ')
packages = @qwandry.find(*ARGV)
ARGV.clear # for the gets below

package = nil
case packages.length
when 0
  puts "No packages matched '#{name}'"
  exit 404 # Package not found -- hehe, super lame.
when 1
  package = packages.first
else
  packages.each_with_index do |package, index|
    puts "%3d. %s" % [index+1, package.name]
  end

  print ">> "
  index = gets.to_i - 1
  package = packages[index]
end

@qwandry.launch(package) if package