namespace :myblog do
  desc "Setup the application to support myblog."
  task (:setup => :environment) do
    puts "Checking your application for the necessary components"
    puts "Checking for the database.yml file..."
    unless File.exists?(RAILS_ROOT + '/config/database.yml')
      puts "Error: database.yml is missing: please create this file in the config/ directory and run this task again."
      exit
    end
    puts "Found database.yml, attempting to migrate the database tables..."
    unless ActiveRecord::Base.establish_connection(RAILS_ENV.to_sym)
      puts "Error: Could not connect to the database. Please check your database.yml file in the config/ directory."
      exit
    end
    unless ActiveRecord::Base.connection.supports_migrations?
      puts "Error: Your database does not support migrations. Please ensure that you are using MySQL or another supported database."
      exit
    end
    begin
      ActiveRecord::Migrator.migrate("db/migrate/", 0)
    rescue
      puts "Error: Could not revert the database to version 0."
      exit
    else
      puts "Reverted the database to migration version 0. Now attempting to migrate the current version..."
      ActiveRecord::Migrator.migrate("db/migrate/", nil)
      puts "Database is now in the newest version."
    end
    puts "Attempting to load the fixtures into the database..."
    begin
      Rake::Task["db:fixtures:load"].invoke
    rescue
      puts "Error: Could not load the fixtures into the database."
      exit
    end
    puts "Would you like to add an administrative user? [y/n]"
    response = STDIN.gets
    if response.downcase.include?("y")
      puts "Username:"
      username = STDIN.gets
      puts "Password:"
      password = STDIN.gets
      admin_user = User.new(:name => username, :password => password, :human_name => 'Admin User', :e_mail => 'something@somethingelse.com', :birthdate => Time.at(0))
      admin_user.save
      admin_user.validation_hash = '0'
      admin_user.validated = true
      admin_user.save_without_validation
      puts "Added the administrative user named #{ username }"
    end
    puts "Checking for RMagick..."
    begin
      require 'RMagick'
    rescue LoadError
      puts "Warning: RMagick was not found. You cannot load the registration page."
    else
      puts "RMagick found. You can load the registration page."
    end
    puts "Your install of myblog/rms is now complete. Enjoy this product."
  end
end