fix: settings abstracted a bit

internal/action/action.go

@@ -1,6 +1,8 @@
 package action
 
-import tea "github.com/charmbracelet/bubbletea"
+import (
+	tea "github.com/charmbracelet/bubbletea"
+)
 
 // Mode constants for editor mode
 type Mode int
@@ -46,8 +48,7 @@ type Model interface {
 	SetInsertKeys(keys []string)
 
 	// Settings
-	TabSize() int
+	Settings() Settings
-	ScrollOff() int
 
 	// Mode
 	Mode() Mode

internal/action/insert.go

@@ -204,7 +204,7 @@ type InsertTab struct{}
 func (a InsertTab) Execute(m Model) tea.Cmd {
 	x, y := m.CursorX(), m.CursorY()
 	l := m.Line(y)
-	tabs := strings.Repeat(" ", m.TabSize())
+	tabs := strings.Repeat(" ", m.Settings().TabSize)
 	if x < len(l) {
 		m.SetLine(y, l[:x]+tabs+l[x:])
 	} else {

internal/action/settings.go

@@ -0,0 +1,7 @@
+package action
+
+type Settings struct {
+	GutterSize int
+	TabSize    int
+	ScrollOff  int
+}

internal/editor/model.go

@@ -30,9 +30,7 @@ type Model struct {
 	insertAction action.Action
 
 	// Settings
-	gutterSize int
+	settings action.Settings
-	tabSize    int
-	scrollOff  int
 }
 
 func NewModel(lines []string, pos action.Position) Model {
@@ -46,10 +44,11 @@ func NewModel(lines []string, pos action.Position) Model {
 		mode:    action.NormalMode,
 		command: "",
 		input:   input.NewHandler(),
-
+		settings: action.Settings{
-		gutterSize: 5,
+			GutterSize: 5,
-		tabSize:    2,
+			TabSize:    2,
-		scrollOff:  8,
+			ScrollOff:  8,
+		},
 	}
 }
 
@@ -139,12 +138,8 @@ func (m *Model) SetInsertKeys(keys []string) {
 }
 
 // Settings
-func (m *Model) TabSize() int {
+func (m *Model) Settings() action.Settings {
-	return m.tabSize
+	return m.settings
-}
-
-func (m *Model) ScrollOff() int {
-	return m.scrollOff
 }
 
 // Window
@@ -174,7 +169,7 @@ func (m *Model) AdjustScroll() {
 	}
 
 	// Effective scrollOff (can't be more than half the viewport)
-	off := min(m.ScrollOff(), viewportHeight/2)
+	off := min(m.Settings().ScrollOff, viewportHeight/2)
 
 	// Cursor too close to top — scroll up
 	if m.CursorY() < m.ScrollY()+off {
@@ -290,7 +285,7 @@ func (m *Model) processInsertKey(key string) {
 		}
 
 	case "tab":
-		tabs := strings.Repeat(" ", m.tabSize)
+		tabs := strings.Repeat(" ", m.Settings().TabSize)
 		if x < len(l) {
 			m.SetLine(y, l[:x]+tabs+l[x:])
 		} else {

internal/editor/style.go

@@ -36,7 +36,7 @@ func (m Model) gutterStyle(currentLine bool) lipgloss.Style {
 		fg = lipgloss.Color("#d69d00")
 	}
 	return lipgloss.NewStyle().
-		Width(m.gutterSize).
+		Width(m.Settings().GutterSize).
 		Background(bg).
 		Foreground(fg)
 }

internal/editor/view.go

@@ -74,17 +74,17 @@ func (m Model) View() string {
 			)
 			if i > m.CursorY() {
 				lineNumber = i - m.CursorY()
-				gutter = fmt.Sprintf("%*d ", m.gutterSize-1, lineNumber)
+				gutter = fmt.Sprintf("%*d ", m.Settings().GutterSize-1, lineNumber)
 			} else if i < m.CursorY() {
 				lineNumber = m.CursorY() - i
-				gutter = fmt.Sprintf("%*d ", m.gutterSize-1, lineNumber)
+				gutter = fmt.Sprintf("%*d ", m.Settings().GutterSize-1, lineNumber)
 			} else {
 				lineNumber = i + 1
 				currentLine = true
 				if lineNumber < 100 {
-					gutter = fmt.Sprintf("%*d  ", m.gutterSize-2, lineNumber)
+					gutter = fmt.Sprintf("%*d  ", m.Settings().GutterSize-2, lineNumber)
 				} else {
-					gutter = fmt.Sprintf("%*d ", m.gutterSize-1, lineNumber)
+					gutter = fmt.Sprintf("%*d ", m.Settings().GutterSize-1, lineNumber)
 				}
 			}
 			view.WriteString(m.gutterStyle(currentLine).Render(gutter))
@@ -111,7 +111,7 @@ func (m Model) View() string {
 				}
 			}
 		} else {
-			format := fmt.Sprintf("%%-%ds ", m.gutterSize-1)
+			format := fmt.Sprintf("%%-%ds ", m.Settings().GutterSize-1)
 			fmt.Fprintf(&view, format, "~")
 		}