feat: add view mode status bar

internal/tui/model.go

@@ -1,6 +1,7 @@
 package tui
 
 import (
+	"fmt"
 	"hosts-go/internal/core"
 
 	list "github.com/charmbracelet/bubbles/list"
@@ -10,16 +11,31 @@ import (
 // entryItem wraps a HostEntry for display in a list component.
 type entryItem struct{ entry *core.HostEntry }
 
-func (e entryItem) Title() string       { return e.entry.Hostname }
+func (e entryItem) Title() string {
+	prefix := "[ ]"
+	if e.entry.Active {
+		prefix = "[✓]"
+	}
+	return fmt.Sprintf("%s %s", prefix, e.entry.Hostname)
+}
+
 func (e entryItem) Description() string { return e.entry.IP }
 func (e entryItem) FilterValue() string { return e.entry.Hostname }
 
 // Model is the main Bubble Tea model for the application.
+type Mode int
+
+const (
+	ViewMode Mode = iota
+	EditMode
+)
+
 type Model struct {
 	list   list.Model
 	hosts  *core.HostsFile
 	width  int
 	height int
+	mode   Mode
 }
 
 // NewModel constructs the TUI model from a parsed HostsFile.
@@ -38,6 +54,7 @@ func NewModel(hf *core.HostsFile) Model {
 	return Model{
 		list:  l,
 		hosts: hf,
+		mode:  ViewMode,
 	}
 }
 

internal/tui/view.go

@@ -10,6 +10,7 @@ import (
 var (
 	listStyle   = lipgloss.NewStyle().Padding(0, 1)
 	detailStyle = lipgloss.NewStyle().Padding(0, 1)
+	statusStyle = lipgloss.NewStyle().Padding(0, 1).Foreground(lipgloss.Color("240")).Background(lipgloss.Color("236"))
 )
 
 // View renders the two-pane layout.
@@ -36,5 +37,9 @@ func (m Model) View() string {
 
 	left := listStyle.Width(m.width / 2).Height(m.height).Render(listView)
 	right := detailStyle.Width(m.width - m.width/2).Height(m.height).Render(detail.String())
-	return lipgloss.JoinHorizontal(lipgloss.Top, left, right)
+	panes := lipgloss.JoinHorizontal(lipgloss.Top, left, right)
+
+	status := fmt.Sprintf("VIEW MODE • %d entries", len(m.hosts.Entries))
+	bar := statusStyle.Width(m.width).Render(status)
+	return lipgloss.JoinVertical(lipgloss.Left, panes, bar)
 }

memory-bank/activeContext.md

@@ -51,7 +51,8 @@
 
 4. **View Mode Implementation** 🟡
    - Read-only display of `/etc/hosts` entries
-   - Needs status indicators and better styling
+   - Status bar and active/inactive indicators in list implemented
+   - Further styling improvements pending
 
 ### Medium-term (Phase 3)
 1. **Edit Mode Implementation**

memory-bank/progress.md

@@ -49,8 +49,8 @@
 - [x] **Two-pane layout**: Left list + right detail view
 - [x] **Entry list display**: Show IP and hostname columns
 - [x] **Entry selection**: Navigate and select entries with keyboard
-- [ ] **View mode**: Safe browsing with status indicators
-- [ ] **Integration**: Connect TUI with existing parser functionality
+ - [x] **View mode**: Safe browsing with status bar and active/inactive indicators
+ - [ ] **Integration**: Connect TUI with existing parser functionality
 
 ### 🔧 Edit Functionality (Phase 3)
 - [ ] **Edit mode transition**: Explicit mode switching with visual indicators

tests/tui_test.go

@@ -28,3 +28,20 @@ func TestModelSelection(t *testing.T) {
 	m = nm.(tui.Model)
 	assert.Equal(t, "example.com", m.SelectedEntry().Hostname)
 }
+
+func TestViewModeStatusBar(t *testing.T) {
+	sample := `127.0.0.1 localhost
+# 192.168.1.10 example.com`
+	lines := strings.Split(sample, "\n")
+	hf, _, err := core.ParseHostsContent(lines)
+	require.NoError(t, err)
+
+	m := tui.NewModel(hf)
+	nm, _ := m.Update(tea.WindowSizeMsg{Width: 80, Height: 20})
+	m = nm.(tui.Model)
+	view := m.View()
+
+	assert.Contains(t, view, "VIEW MODE")
+	assert.Contains(t, view, "[✓] localhost")
+	assert.Contains(t, view, "[ ] example.com")
+}