moving the UI into a package

internal/ui/mode.go

@@ -1,13 +1,13 @@
-package main
+package ui
 
 import (
 	"github.com/gdamore/tcell/v2"
 	"github.com/jordanorelli/astro-domu/internal/wire"
 )
 
-type uiMode interface {
-	handleEvent(*ui, tcell.Event) bool
-	draw(*ui)
+type Mode interface {
+	handleEvent(*UI, tcell.Event) bool
+	draw(*UI)
 }
 
 type boxWalker struct {
@@ -16,7 +16,7 @@ type boxWalker struct {
 	position point
 }
 
-func (m *boxWalker) handleEvent(ui *ui, e tcell.Event) bool {
+func (m *boxWalker) handleEvent(ui *UI, e tcell.Event) bool {
 	switch v := e.(type) {
 	case *tcell.EventKey:
 		key := v.Key()
@@ -47,7 +47,7 @@ func (m *boxWalker) move(dx, dy int) {
 	m.position.y = clamp(m.position.y+dy, 0, m.height-1)
 }
 
-func (m *boxWalker) draw(ui *ui) {
+func (m *boxWalker) draw(ui *UI) {
 	offset := point{1, 1}
 
 	// fill in background dots first

internal/ui/point.go

@@ -1,4 +1,4 @@
-package main
+package ui
 
 type point struct{ x, y int }
 

internal/ui/ui.go

@@ -1,4 +1,4 @@
-package main
+package ui
 
 import (
 	"context"
@@ -10,15 +10,14 @@ import (
 	"github.com/jordanorelli/blammo"
 )
 
-// ui represents our terminal-based user interface
-type ui struct {
+type UI struct {
 	*blammo.Log
 	screen tcell.Screen
-	mode   uiMode
+	mode   Mode
 	client *wire.Client
 }
 
-func (ui *ui) run() {
+func (ui *UI) Run() {
 	ui.client = &wire.Client{
 		Log:  ui.Child("client"),
 		Host: "127.0.0.1",
@@ -75,7 +74,7 @@ func (ui *ui) run() {
 // writeString writes a string in the given style from left to right beginning
 // at the location (x, y). Writing of the screen just fails silently so don't
 // do that.
-func (ui *ui) writeString(x, y int, s string, style tcell.Style) {
+func (ui *UI) writeString(x, y int, s string, style tcell.Style) {
 	width, height := ui.screen.Size()
 	if y > height {
 		return
@@ -89,7 +88,7 @@ func (ui *ui) writeString(x, y int, s string, style tcell.Style) {
 	}
 }
 
-func (ui *ui) menu() {
+func (ui *UI) menu() {
 	ui.screen.Clear()
 	_, height := ui.screen.Size()
 	ui.writeString(0, height-1, "fart", tcell.StyleDefault)

main.go

@@ -7,6 +7,7 @@ import (
 
 	"github.com/jordanorelli/astro-domu/internal/exit"
 	"github.com/jordanorelli/astro-domu/internal/server"
+	"github.com/jordanorelli/astro-domu/internal/ui"
 	"github.com/jordanorelli/blammo"
 )
 
@@ -61,8 +62,8 @@ func runClient() {
 		log.Info("total play time: %v", finished.Sub(start))
 	}()
 
-	ui := ui{
+	ui := ui.UI{
 		Log: log.Child("ui"),
 	}
-	ui.run()
+	ui.Run()
 }