#!/usr/bin/env ruby

# Prepare ARGV
ARGS = ARGV.map {|a| a.strip.chomp }

if !(DIRNAME = ARGS[0])
  puts "Usage: serious DIRNAME (--views) (--public) (--heroku) (--no-git)"
  puts "Note: Only lowercase letters and dashes ('-') are allowed for DIRNAME"
  puts "Options:"
  puts "  --views:    Copies the default views into your site so you can modify them and sets"
  puts "              config accordingly. By default your site will use the views supplied with"
  puts "              the serious gem"
  puts "  --public:   Copies the default public folder into your site and sets config accordingly"
  puts "              By default your site will use the public folder supplied with the serious gem"
  puts "  --no-git:   Will not create a new git repository (by default, it does)"
  puts "  --heroku:   Creates a heroku app named with dirname and pushes your site to it."
  puts "              Requires the heroku gem to be installed"
  exit 1
end

if File.exist?(DIRNAME)
  puts "#{DIRNAME} exists!"
  exit 1
end

unless DIRNAME =~ /^[a-z][a-z\-]*$/
  puts "Only lowercase-letters and '-' allowed in dirname!"
  exit 1
end


require 'fileutils'
puts "Creating directory #{DIRNAME}"
ORIGINAL_DIR = Dir.getwd
FileUtils.mkdir_p(File.join(DIRNAME, 'articles'))
FileUtils.mkdir_p(File.join(DIRNAME, 'pages'))
Dir.chdir(DIRNAME)

GEM_ROOT = File.join(File.dirname(__FILE__), '..')

def copy_public
  puts 'Copying public dir'
  FileUtils.cp_r File.join(GEM_ROOT, 'lib', 'site', 'public'), './'
end

def copy_views
  puts 'Copying views dir'
  FileUtils.cp_r File.join(GEM_ROOT, 'lib', 'site', 'views'), './'
end

def views?
  ARGS.include?('--views')
end

def public?
  ARGS.include?('--public')
end

def heroku?
  ARGS.include?('--heroku')
end

def git?
  !ARGS.include?('--no-git')
end

copy_views if views?
copy_public if public?

puts "Writing about page"

File.open('pages/about.txt', "w+") do |about|
  about.puts "title: About"
  about.puts
  about.puts "Something about you"
end

puts "Writing config.ru"
File.open('config.ru', 'w+') do |config|
  config.puts "require 'serious'"
  config.puts "Serious.set :title, '#{DIRNAME}'"
  config.puts "Serious.set :author, 'Your Name here'"
  config.puts "Serious.set :url, 'http://#{DIRNAME}.heroku.com'"
  
  if public? and views?
    config.puts "Serious.set :root, Dir.getwd"
  elsif public?
    config.puts "Serious.set :public, File.join(Dir.getwd, 'public')"
  elsif views?
    config.puts "Serious.set :views, File.join(Dir.getwd, 'views')"
  end
  config.puts 'run Serious'
end

puts "Creating bundler Gemfile"
File.open("Gemfile", "w+") do |gems|
  gems.puts "source :rubygems"
  gems.puts 'gem "serious"'
end

puts "Creating Rakefile"
File.open('Rakefile', "w+") do |rake|
  rake.puts "require 'serious'"
  rake.puts "require 'serious/tasks'"
end

if git?
  puts "Creating git repo"
  system "git init"
  system "git add . && git commit -m 'Initial commit'"
end

if heroku?
  if git?
    puts "Creating heroku app"
    if system "heroku create #{DIRNAME} --stack bamboo-mri-1.9.1"
      puts "Pushing to heroku - in 5 seconds"
      sleep 5
      if system 'git push heroku master'
        puts "Your app now lives at http://#{DIRNAME}.heroku.com"
      else
        puts "Failed to push to heroku!"
      end
    else
      puts "ERROR: Failed to create heroku app"
    end
    
  else
    puts "ERROR: Can't create heroku app without git!"
  end
end

puts "Done!"

Dir.chdir(ORIGINAL_DIR)