# -------------------------------------------------------------------
# Copyright (c) 2009-2010 Sem4r sem4ruby@gmail.com
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
# -------------------------------------------------------------------

# stdlib

module Sem4r

  class CliSem

    def self.run
      cli = self.new
      cli.parse_and_run(ARGV)
    end

    def parse_and_run( argv )
      common_args, command, command_args = CliCommand.split_args(argv)

      #      $stderr.puts "debug -------------------"
      #      $stderr.puts "common_args:  #{common_args}"
      #      $stderr.puts "command:      #{command}"
      #      $stderr.puts "command_args: #{command_args}"
      #      $stderr.puts "debug -------------------"

      cli_common_args = CliCommonArgs.new
      success = cli_common_args.parse_and_run(common_args)
      return false unless success

      if command.nil?
        puts "missing command try sem -h for help"
        return false
      end

      begin
        cmd = CliCommand.commands[command].new(cli_common_args)
        return cmd.parse_and_run(command_args)
      rescue Sem4rError
        puts "I am so sorry! Something went wrong! (exception #{$!.to_s})"
        return false
      end
    end

  end

end