fix terminal freezing

app/editor.go

@@ -2,6 +2,7 @@ package app
 
 import (
 	"fmt"
+	"os"
 	"os/exec"
 	"os/user"
 
@@ -10,7 +11,9 @@ import (
 	"git.tilde.town/nbsp/welcome/ui"
 )
 
-type Editor struct{}
+type Editor struct {
+	loaded bool
+}
 
 func (view *Editor) Draw(state *ui.State) {
 	win := state.Window()
@@ -52,11 +55,16 @@ like before, when you're done, type `},
 }
 
 func (view *Editor) Event(state *ui.State, event vaxis.Event) (processed bool) {
-	win := state.Window()
+	if view.loaded {
+		return
+	}
+	view.loaded = true
+
+	win := state.Window().New(0, 16, 80, 80)
 	view.Draw(state)
 
 	vt := term.New()
-	vt.Draw(win.New(0, 16, 80, 80))
+	vt.TERM = os.Getenv("TERM")
 	vt.Attach(state.PostEvent())
 	vt.Focus()
 	err := vt.Start(exec.Command("bash", "-l"))
@@ -76,7 +84,7 @@ func (view *Editor) Event(state *ui.State, event vaxis.Event) (processed bool) {
 			return
 		case vaxis.Redraw:
 			view.Draw(state)
-			vt.Draw(win.New(0, 16, 80, 80))
+			vt.Draw(win)
 			state.Render()
 			continue
 		}

app/shell.go

@@ -1,6 +1,7 @@
 package app
 
 import (
+	"os"
 	"os/exec"
 
 	"git.sr.ht/~rockorager/vaxis"
@@ -8,7 +9,9 @@ import (
 	"git.tilde.town/nbsp/welcome/ui"
 )
 
-type Shell struct{}
+type Shell struct {
+	loaded bool
+}
 
 func (view *Shell) Draw(state *ui.State) {
 	win := state.Window()
@@ -43,11 +46,16 @@ you're ready.`},
 }
 
 func (view *Shell) Event(state *ui.State, event vaxis.Event) (processed bool) {
+	if view.loaded {
+		return
+	}
+	view.loaded = true
+
 	win := state.Window().New(0, 16, 80, 80)
 	view.Draw(state)
 
 	vt := term.New()
-	vt.Draw(win)
+	vt.TERM = os.Getenv("TERM")
 	vt.Attach(state.PostEvent())
 	vt.Focus()
 	err := vt.Start(exec.Command("bash", "-l"))