require 'lib/ssh_recipes'

class DeployApplication < SSHRecipes::Recipe

  private

  def execute!
    release = Time.now.utc.strftime("%Y%m%d%H%M%S")
    puts "Release is: #{release}"

    ## create the structure if it doesn't exist yet
    #remove_directory(self.options[:path])
    unless file_exist?(self.options[:path])

      ## create directories
      %w{ releases shared shared/log shared/configs shared/tmp }.each do |dir|
        make_directory(File.join(self.options[:path], dir))
      end

      ## add a known host for the codebase server
      puts "Adding known host for the Codebase server (if appropriate)..."
      add_known_host "gitbase.com", "94.76.230.38", "ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEAqafgFtYVquYfReJa3MGIyGz0RZoc1kfnXHFDjprY4Uy0lwia+35rRa9Aycrf4eySa55JXsg7rOosqpNOi2hSFWHQ/FfKzMH077Vu1X6d5gNBzxR3aJq/zaAJSiRbrUM20NgEHzBiT8x+32zM71E4qjKnGG8AdEqV9AmROXHWddLSs3e5Tsr2+Dkc/lu+Ko4eVjFjW3ZUgTRE3VTd+PDSRGOfmimgBpcuhkBbEyK4+dq7NJKxLbUl9zC7jKPddkWpbonR9CYWj+c8R8MimKLhhSilNRUKuQBNYydol3eX8VNi+PTzAYtB/w8/jl3+BWzj6xAyfMRdeJDyhhTYX+/s+w=="

      ## clone the repository
      puts "Cloning remote repository for the first time..."
      git_clone File.join(self.options[:path], 'repository'), self.options[:repository]
    else
      puts "Fetching latest repository to remote cached copy..."
      git_fetch File.join(self.options[:path], 'repository')
    end

    ## checkout a copy...
    puts "Cloning from remote cache..."
    git_clone File.join(self.options[:path], 'releases', release), File.join(self.options[:path], 'repository')
    puts "Checking out..."
    git_checkout File.join(self.options[:path], 'releases', release), 'deploy', '3d9d9c2e0f3f31082aecc9594debedc5cf567655'

    ## symlink
    current_path = File.join(self.options[:path], 'current')
    remove(current_path, true)
    puts "Symlinking to #{current_path}..."
    symlink(File.join(self.options[:path], 'releases', release), current_path)

    ## TODO: cleanup after itself...
  end

end

server = SSHRecipes::Server.new('router.atechmedia.lan', 'adam')
deployment = DeployApplication.new(server, :path => "/home/adam/deploytest", :repository => "git@gitbase.com:atech/ssh-recipes/lib")


begin
  deployment.perform!
  puts deployment.full_output
rescue SSHRecipes::Error => e
  puts e.inspect
end