package argvpb

import (
	"fmt"
	"os"

	"go.wit.com/lib/cobol"
)

func Version() string {
	if PB == nil || PB.AppInfo == nil {
		return fmt.Sprintf("argv was not initialized by your application %v", os.Args)
	}
	return PB.AppInfo.getVersion()
}

func (pb *Argv) Version() string {
	return pb.AppInfo.getVersion()
}

func doVersion(pb *Argv) {
	fmt.Println(pb.AppInfo.getVersion())
	os.Exit(0)
}

func (info *App) getVersion() string {
	var s string
	timeString, t, err := cobol.TimeCheck(info.BUILDTIME)
	if t != nil {
		// fmt.Printf("TIME getVersion(t != nil) ERR=(%v) t=(%v) AppInfo.BUILTIME is=(%v)\n", err, t, info.BUILDTIME)
		return fmt.Sprintf("%s %s    Built on %s", info.APPNAME, info.VERSION, cobol.Time(t))
	} else if err == nil {
		s = fmt.Sprintf("%s %s    Built on %s (argv.had(%s))", info.APPNAME, info.VERSION, timeString, info.BUILDTIME)
	} else {
		// fmt.Printf("TIME getVersion() ERR=(%v) timeString=(%v) AppInfo.BUILTIME was=(%v)\n", err, timeString, info.BUILDTIME)
		s = fmt.Sprintf("%s %s    Built on raw(%v) (argv had %s)", info.APPNAME, info.VERSION, timeString, info.BUILDTIME)
	}
	return s
}

// deprecate ?
func GetAPPNAME() string {
	return me.pb.AppInfo.APPNAME
}