Add CLI mode and show version as command line args.

1 files changed, 20 insertions, 6 deletions

diff --git a/poe.go b/poe.go
index e7fff73..2a869cf 100644
--- a/poe.go
+++ b/poe.go
@@ -10,20 +10,34 @@ import (
 	"github.com/prodhe/poe/ui"
 )
 
+const poeVersion = "0.0.0"
+
 func main() {
+	version := flag.Bool("v", false, "prints current version of poe")
+	cli := flag.Bool("c", false, "prints current version of poe")
+
 	flag.Parse()
 
-	e := editor.New()
+	if *version {
+		fmt.Println(poeVersion)
+		os.Exit(0)
+	}
 
+	// new editor with loaded files
+	e := editor.New()
 	e.LoadBuffers(flag.Args())
 
-	ui := ui.NewTcell()
-	//ui := ui.NewCli()
-	ui.Init(e)
+	// load client user interface
+	cui := ui.NewTcell()
+	if *cli {
+		cui = ui.NewCli()
+	}
+
+	cui.Init(e)
 
 	// close ui and show stack trace on panic
 	defer func() {
-		ui.Close()
+		cui.Close()
 
 		if err := recover(); err != nil {
 			buf := make([]byte, 1<<16)
@@ -35,5 +49,5 @@ func main() {
 	}()
 
 	// This will loop and listen on chosen UI.
-	ui.Listen()
+	cui.Listen()
 }