module TicGitNG
  module Command
    # Assigns a ticket to someone
    #
    # Usage:
    # ti assign             (assign checked out ticket to current user)
    # ti assign {1}         (assign ticket to current user)
    # ti assign -c {1}      (assign ticket to current user and checkout the ticket)
    # ti assign -u {name}   (assign ticket to specified user)
    # ti assign -u {name} {1} (assign specified ticket to specified user)
    module Assign
      def parser(opts)
        opts.banner = "Usage: ti assign [options] [ticket_id]\n"+
                      "Note: to assign to nobody: ti assign -u ''"
        opts.on_head(
          "-u USER", "--user USER", "Assign the ticket to this user"){|v|
          options.user = v
        }
        opts.on_head(
          "-c TICKET", "--checkout TICKET", "Checkout this ticket"){|v|
          options.checkout = v
        }
      end
      def execute
        handle_ticket_assign
      end
      def handle_ticket_assign
        tic.ticket_checkout(options.checkout) if options.checkout
        if ARGV.length == 1  #ti assign
          tic_id=nil
        elsif ARGV.length == 2 #ti assign {ticid}
          tic_id=ARGV[1]
        elsif ARGV.length == 3 #ti assign -u/-c {user/ticid}
          if options.user
            tic_id=nil
          else
            tic_id=options.checkout
          end
        end
        tic.ticket_assign((options.user rescue nil), tic_id)
      end
    end
  end
end