restructured projectHEADmain

1 files changed, 142 insertions, 0 deletions

diff --git a/internal/tui/view.go b/internal/tui/view.go
new file mode 100644
index 0000000..fd8acdc
--- /dev/null
+++ b/internal/tui/view.go
@@ -0,0 +1,142 @@
+package tui
+
+import (
+	"fmt"
+	"strings"
+
+	"tui-ascii-mapper/internal/model"
+
+	"github.com/charmbracelet/lipgloss"
+)
+
+func (m *AppModel) View() string {
+	if m.quitting {
+		return ""
+	}
+
+	if m.mode == model.ModeDialog {
+		return m.renderDialogFullscreen()
+	}
+	if m.colorPicker != nil && m.colorPicker.Active {
+		return m.renderColorPickerFullscreen()
+	}
+	return m.baseView()
+}
+
+func (m *AppModel) baseView() string {
+	gridAreaW := m.width - sidebarW
+	gridH := m.height - 1
+	showStatusHelp := m.height > 6
+	if showStatusHelp {
+		gridH -= 2
+	}
+	if gridAreaW < 1 {
+		gridAreaW = 1
+	}
+	if gridH < 1 {
+		gridH = 1
+	}
+	m.scrollToCursor(gridAreaW, gridH)
+
+	var sb strings.Builder
+	sb.WriteString(m.renderToolbar())
+	sb.WriteByte('\n')
+
+	gridLines := strings.Split(m.renderGrid(gridAreaW, gridH), "\n")
+	sidebarLines := strings.Split(m.renderSidebar(gridH), "\n")
+	n := max(len(gridLines), len(sidebarLines))
+	for i := 0; i < n; i++ {
+		if i < len(gridLines) {
+			sb.WriteString(padRight(gridLines[i], gridAreaW))
+		} else {
+			sb.WriteString(strings.Repeat(" ", gridAreaW))
+		}
+		if i < len(sidebarLines) {
+			sb.WriteString(sidebarLines[i])
+		}
+		sb.WriteByte('\n')
+	}
+	if showStatusHelp {
+		sb.WriteString(m.renderStatus())
+		sb.WriteByte('\n')
+		sb.WriteString(m.renderHelp())
+	}
+	return sb.String()
+}
+
+func (m *AppModel) showFeedback(msg string) {
+	m.dialogMsg = msg
+}
+
+func (m *AppModel) scrollToCursor(gw, gh int) {
+	if m.cursor.X < m.offset.X {
+		m.offset.X = m.cursor.X
+	}
+	if m.cursor.X >= m.offset.X+gw {
+		m.offset.X = m.cursor.X - gw + 1
+	}
+	if m.cursor.Y < m.offset.Y {
+		m.offset.Y = m.cursor.Y
+	}
+	if m.cursor.Y >= m.offset.Y+gh {
+		m.offset.Y = m.cursor.Y - gh + 1
+	}
+	m.offset.X = model.Clamp(m.offset.X, 0, max(0, m.curMap().Width-gw))
+	m.offset.Y = model.Clamp(m.offset.Y, 0, max(0, m.curMap().Height-gh))
+}
+
+func (m *AppModel) centeredFullscreen(content string) string {
+	return lipgloss.Place(m.width, m.height,
+		lipgloss.Center, lipgloss.Center,
+		content)
+}
+
+func renderPopup(title, label, value string) string {
+	lines := []string{
+		lipgloss.NewStyle().Bold(true).Foreground(lipgloss.Color("33")).Render(title),
+		"",
+		label + " " + value,
+	}
+	w := 40
+	for i, l := range lines {
+		lines[i] = lipgloss.NewStyle().Width(w).Render(l)
+	}
+	return lipgloss.NewStyle().
+		Border(lipgloss.RoundedBorder()).
+		Background(lipgloss.Color("234")).
+		Padding(1, 2).
+		Width(w + 4).
+		Render(strings.Join(lines, "\n"))
+}
+
+func padRight(s string, w int) string {
+	for lipgloss.Width(s) < w {
+		s += " "
+	}
+	return s
+}
+
+func formatSize(size int64) string {
+	const unit = 1024
+	if size < unit {
+		return fmt.Sprintf("%4dB", size)
+	}
+	div, exp := int64(unit), 0
+	for n := size / unit; n >= unit; n /= unit {
+		div *= unit
+		exp++
+	}
+	return fmt.Sprintf("%3.0f%c", float64(size)/float64(div), "KMGTPE"[exp])
+}
+
+func shortFilename(path string) string {
+	if path == "" {
+		return "(unsaved)"
+	}
+	for i := len(path) - 1; i >= 0; i-- {
+		if path[i] == '/' || path[i] == '\\' {
+			return path[i+1:]
+		}
+	}
+	return path
+}