module.fish

#! /usr/bin/env fish

set -g shared_logger_sh_loaded 0

set -q shared_module_loaded; or set -g shared_module_loaded 0
set -q shared_debug; or set -g shared_debug 0
set -q shared_install_location; or set -g shared_install_location "/opt/sascha-andres/shell"

set -g shared_loaded_modules

if test $shared_module_loaded -eq 0
  set -g shared_module_loaded 1
  function pkg_module_loaded -d "list loaded modules"
    if count $argv
      set -l value $argv
      for mod in $shared_loaded_modules
        if [ "$mod" = "$value" ]
          return 0
        end
      end
    end
    return 1
  end

  function pkg_import -d "import a module"
    set -l load_result (pkg_module_loaded $argv)
    if test $load_result -ne 0
      if test -n $argv
        if test -e "$shared_install_location/$argv.fish"
          set -g shared_loaded_modules $shared_loaded_modules $argv
          . "$shared_install_location/$argv.fish"
           return 0
        else
          echo "!! import of module '$argv' failed !!"
        end
      else
        echo "!! you have to give a module !!"
      end
    end
    return 1
  end
end