Init

Signed-off-by: Hadi <112569860+anotherhadi@users.noreply.github.com>

internal/ui/app/sidebar.go

@@ -0,0 +1,88 @@
+package app
+
+import (
+	"strconv"
+	"strings"
+
+	"charm.land/lipgloss/v2"
+	"github.com/anotherhadi/spilltea/internal/style"
+)
+
+type sidebarState string
+
+const (
+	sidebarHidden    sidebarState = "hidden"
+	sidebarCollapsed sidebarState = "collapsed"
+	sidebarExpanded  sidebarState = "expanded"
+)
+
+func (m *Model) cycleSidebarState() {
+	switch m.sidebarState {
+	case sidebarHidden:
+		m.sidebarState = sidebarCollapsed
+	case sidebarCollapsed:
+		m.sidebarState = sidebarExpanded
+	default:
+		m.sidebarState = sidebarHidden
+	}
+}
+
+func (m Model) getSidebarWidth() int {
+	switch m.sidebarState {
+	case sidebarHidden:
+		return 0
+	case sidebarCollapsed:
+		return 8
+	default:
+		return 18
+	}
+}
+
+func (m *Model) renderSidebar() string {
+	if m.sidebarState == sidebarHidden {
+		return ""
+	}
+	s := style.S
+	// content width inside bordered panel
+	inner := m.getSidebarWidth() - 2
+
+	titleText := "SPILLTEA"
+	if m.sidebarState == sidebarCollapsed {
+		titleText = "SPLT"
+	}
+	title := lipgloss.NewStyle().Width(inner).Bold(true).Foreground(s.Primary).Padding(0, 1).Render(titleText)
+	divider := strings.Repeat("─", inner)
+
+	badgeSelected := lipgloss.NewStyle().Foreground(s.Primary).Bold(true)
+	badgeNormal := lipgloss.NewStyle().Foreground(s.Subtle)
+	textSelected := lipgloss.NewStyle().Foreground(s.Primary)
+	textNormal := lipgloss.NewStyle().Foreground(s.Text)
+	lineStyle := lipgloss.NewStyle().Width(inner).Padding(0, 1)
+
+	var items strings.Builder
+	for i, entry := range sidebarEntries {
+		selected := entry.id == m.page
+		badgeStyle, textStyle := badgeNormal, textNormal
+		if selected {
+			badgeStyle, textStyle = badgeSelected, textSelected
+		}
+		icon := ""
+		if entry.icon != nil {
+			icon = entry.icon()
+		}
+		label := " " + icon
+		if m.sidebarState != sidebarCollapsed {
+			label += string(entry.id)
+		}
+		line := lineStyle.Render(badgeStyle.Render(strconv.Itoa(i+1)) + textStyle.Render(label))
+		items.WriteString(line + "\n")
+	}
+
+	body := lipgloss.JoinVertical(lipgloss.Left,
+		title,
+		lipgloss.NewStyle().Foreground(s.Subtle).Render(divider),
+		items.String(),
+	)
+
+	return s.Panel.Width(m.getSidebarWidth()).Height(m.height).Render(body)
+}