130 lines
3.3 KiB
Go
130 lines
3.3 KiB
Go
package screens
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import (
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"fmt"
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"strings"
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"github.com/calmcacil/wg-admin/internal/tui/components"
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"github.com/calmcacil/wg-admin/internal/tui/theme"
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"github.com/calmcacil/wg-admin/internal/wireguard"
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tea "github.com/charmbracelet/bubbletea"
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"github.com/charmbracelet/lipgloss"
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"github.com/mdp/qrterminal/v3"
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)
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// QRScreen displays a QR code for a WireGuard client configuration
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type QRScreen struct {
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clientName string
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configContent string
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qrCode string
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inlineMode bool
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width, height int
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errorMsg string
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}
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// NewQRScreen creates a new QR screen for displaying client config QR codes
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func NewQRScreen(clientName string) *QRScreen {
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return &QRScreen{
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clientName: clientName,
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inlineMode: true, // Start in inline mode
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}
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}
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// Init initializes the QR screen
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func (s *QRScreen) Init() tea.Cmd {
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return s.loadConfig
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}
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// Update handles messages for the QR screen
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func (s *QRScreen) Update(msg tea.Msg) (Screen, tea.Cmd) {
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switch msg := msg.(type) {
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case tea.KeyMsg:
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switch msg.String() {
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case "q", "escape":
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// Return to list screen (parent should handle this)
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return nil, nil
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case "f":
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// Toggle between inline and fullscreen mode
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s.inlineMode = !s.inlineMode
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s.generateQRCode()
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}
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case tea.WindowSizeMsg:
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// Handle terminal resize
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s.width = msg.Width
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s.height = msg.Height
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s.generateQRCode()
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case configLoadedMsg:
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s.configContent = msg.content
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s.generateQRCode()
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case ErrMsg:
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s.errorMsg = msg.Err.Error()
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}
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return s, nil
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}
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// View renders the QR screen
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func (s *QRScreen) View() string {
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// Breadcrumb: Clients > Client > QR Code
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breadcrumb := components.RenderBreadcrumb([]components.BreadcrumbItem{{Label: "Clients", ID: "list"}, {Label: s.clientName, ID: "detail"}, {Label: "QR Code", ID: "qr"}})
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if s.errorMsg != "" {
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return s.renderError()
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}
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if s.qrCode == "" {
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return "Loading QR code..."
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}
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return breadcrumb + "\n" + s.renderQR()
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}
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// loadConfig loads the client configuration
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func (s *QRScreen) loadConfig() tea.Msg {
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content, err := wireguard.GetClientConfigContent(s.clientName)
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if err != nil {
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return ErrMsg{Err: err}
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}
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return configLoadedMsg{content: content}
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}
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// generateQRCode generates the QR code based on current mode and terminal size
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func (s *QRScreen) generateQRCode() {
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if s.configContent == "" {
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return
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}
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// Generate QR code and capture output
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var builder strings.Builder
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// Generate ANSI QR code using half-block characters
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qrterminal.GenerateHalfBlock(s.configContent, qrterminal.L, &builder)
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s.qrCode = builder.String()
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}
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// renderQR renders the QR code with styling
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func (s *QRScreen) renderQR() string {
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styleQR := lipgloss.NewStyle().
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MarginLeft(2)
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title := theme.StyleTitle.MarginBottom(1).Render(fmt.Sprintf("QR Code: %s", s.clientName))
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help := "Press [f] to toggle fullscreen • Press [q/Escape] to return"
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return title + "\n\n" + styleQR.Render(s.qrCode) + "\n" + theme.StyleMuted.MarginTop(1).Render(help)
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}
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// renderError renders an error message
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func (s *QRScreen) renderError() string {
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title := theme.StyleError.Bold(true).Render("Error")
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message := s.errorMsg
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help := "Press [q/Escape] to return"
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return title + "\n\n" + message + "\n" + theme.StyleMuted.MarginTop(1).Render(help)
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}
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// Messages
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// configLoadedMsg is sent when the client configuration is loaded
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type configLoadedMsg struct {
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content string
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}
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