require File.expand_path(File.dirname(__FILE__) + "/../lib/darcs")
@root = File.expand_path(File.dirname(__FILE__) + "/../../../../")
@darcs = Darcs.new

namespace :darcs do

  desc "Prepare a fresh rails environment for usage with darcs"
  task :bootstrap do
    @darcs.init
  end

  desc "Get the latest patches from the default remote repository"
  task :pull do  
    puts @darcs.pull  
  end
  
  desc "Show all changes and new files (pending addition)"
  task :new do
    puts @darcs.changes_and_new_files
  end
  
  desc "Add all new files"  
  task :add do
    puts @darcs.add_all_new_files
  end
  
  desc "Record all available changes for a new patch"
  task :record do
    name = get_value_and_set_name_if_needed("What's the name for the new patch?")
    puts @darcs.record(name)
  end  

  namespace :record do
    desc "Add all files (pending addition) and create a patch for all changes"
    task :smart do
      Rake::Task['darcs:add'].invoke
      Rake::Task['darcs:record'].invoke
    end
  end  
    
  desc "Ignore default files for a rails project"
  task :ignore do
    Rake::Task['darcs:ignore:db'].invoke
    Rake::Task['darcs:ignore:log'].invoke
    Rake::Task['darcs:ignore:tmp'].invoke
  end
  
  namespace :ignore do
    desc "Setup database.example.yml and ignore database.yml"
    task :db do
      @darcs.ignore(@root, :db)
    end
    
    desc "Ignore contents of LOG directory"
    task :log do
      @darcs.ignore(@root, :log)
    end
    
    desc "Ignore contents of TMP directory"
    task :tmp do
      @darcs.ignore(@root, :tmp)      
    end
  end
  
  desc "Create a TAG patch including checkpoint"
  task :tag do
    name = get_value_and_set_name_if_needed("What's the version name?")
    puts @darcs.tag(name)
  end
  
  
  def get_value_and_set_name_if_needed(question)
    unless @darcs.get_author(@root)
      puts "What's your email address?"
      email = STDIN.gets.chomp
      @darcs.set_author(@root, email)
    end
    puts question
    STDIN.gets.chomp    
  end
end