package prep

// initializes logging and command line options

import (
	"strings"

	"go.wit.com/dev/alexflint/arg"
)

/*
This struct can be used with the go-arg package. These
are the generic default command line arguments for the 'GUI' package
*/
var argBash ArgsBash

type ArgsBash struct {
	Bash bool `arg:"--bash"                               help:"generate bash completion"`
}

// try this struct out (?)
var myAuto *AutoArgs

// this is a work in progress
type AutoArgs struct {
	id        int                     // should be unique
	hidden    bool                    // don't update the toolkits when it's hidden
	Auto      func([]string)          // the function for shell autocomplete
	appName   string                  // a good way to track the name of the binary ?
	examples  func() string           // some examples
	appExit   func()                  // app Exit()
	buildtime func() (string, string) // some examples
	pp        *arg.Parser             // for parsing the command line args.  Yay to alexf lint!
	autoFunc  func(*Auto)             // also a function for autocomplete
}

// returns the last command (is blank if the current arg is not blank)
func GetLast(cur string, argv []string) string {
	if cur != "''" {
		return ""
	}
	for _, s := range argv {
		if strings.HasPrefix(s, "-") {
			continue
		}
		return s
	}
	return ""
}

// returns the name of the executable registered for shell autocomplete
func AppName() string {
	return myAuto.appName
}