refactor(help): use setter/getter for help width

Author: aymanbagabas

help/help.go

@@ -75,7 +75,6 @@ func DefaultLightStyles() Styles {
 
 // Model contains the state of the help view.
 type Model struct {
-	Width   int
 	ShowAll bool // if true, render the "full" help menu
 
 	ShortSeparator string
@@ -86,6 +85,8 @@ type Model struct {
 	Ellipsis string
 
 	Styles Styles
+
+	width int
 }
 
 // New creates a new help view with some useful defaults.
@@ -111,6 +112,16 @@ func (m Model) View(k KeyMap) string {
 	return m.ShortHelpView(k.ShortHelp())
 }
 
+// SetWidth sets the maximum width for the help view.
+func (m *Model) SetWidth(w int) {
+	m.width = w
+}
+
+// Width returns the maximum width for the help view.
+func (m Model) Width() int {
+	return m.width
+}
+
 // ShortHelpView renders a single line help view from a slice of keybindings.
 // If the line is longer than the maximum width it will be gracefully
 // truncated, showing only as many help items as possible.
@@ -223,10 +234,10 @@ func (m Model) FullHelpView(groups [][]key.Binding) string {
 
 func (m Model) shouldAddItem(totalWidth, width int) (tail string, ok bool) {
 	// If there's room for an ellipsis, print that.
-	if m.Width > 0 && totalWidth+width > m.Width {
+	if m.width > 0 && totalWidth+width > m.width {
 		tail = " " + m.Styles.Ellipsis.Inline(true).Render(m.Ellipsis)
 
-		if totalWidth+lipgloss.Width(tail) < m.Width {
+		if totalWidth+lipgloss.Width(tail) < m.width {
 			return tail, false
 		}
 	}

help/help_test.go

@@ -30,7 +30,7 @@ func TestFullHelp(t *testing.T) {
 
 	for _, w := range []int{20, 30, 40} {
 		t.Run(fmt.Sprintf("full help %d width", w), func(t *testing.T) {
-			m.Width = w
+			m.SetWidth(w)
 			s := m.FullHelpView(kb)
 			s = ansi.Strip(s)
 			golden.RequireEqual(t, []byte(s))

list/list.go

@@ -697,7 +697,7 @@ func (m *Model) SetSize(width, height int) {
 
 	m.width = width
 	m.height = height
-	m.Help.Width = width
+	m.Help.SetWidth(width)
 	m.FilterInput.SetWidth(width - promptWidth - lipgloss.Width(m.spinnerView()))
 	m.updatePagination()
 	m.updateKeybindings()