Terminal-Bugfix: In-App-PTY-Terminal im Dracula-Theme, .command-Fallback, ANSI-Parser-Fix, Doku
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import SwiftUI
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import AppKit
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/// In-App-Terminal im Dracula-Look: Ausgabe (NSTextView, read-only) + Eingabezeile.
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/// Zeilenumbruch ist an, Autoscroll ans Ende, Passwort-Modus via Auge-Icon.
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struct EmbeddedTerminalView: View {
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@ObservedObject var term: PTYSession
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var canConnect: Bool
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@State private var input = ""
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@State private var secureInput = false
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var body: some View {
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VStack(spacing: 0) {
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// Statuszeile
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HStack(spacing: 8) {
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statusDot
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Text(statusText).font(.caption).foregroundStyle(.secondary)
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Spacer()
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if term.isRunning {
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Button("Trennen") { term.stop() }.buttonStyle(.link).font(.caption)
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} else if canConnect {
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Button("Verbinden") { term.start() }.buttonStyle(.link).font(.caption)
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}
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Button("Leeren") { term.clear() }.buttonStyle(.link).font(.caption)
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}
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.padding(.horizontal, 10)
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.padding(.vertical, 6)
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.background(Dracula.currentLine.opacity(0.35))
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// Ausgabe im Dracula-Theme
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DraculaTextView(lines: term.lines)
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.frame(maxWidth: .infinity, maxHeight: .infinity)
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// Eingabezeile
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HStack(spacing: 6) {
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Text("❯").font(.system(.body, design: .monospaced)).foregroundStyle(Dracula.green)
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if secureInput {
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SecureField("Eingabe (versteckt, z. B. Passwort) …", text: $input, onCommit: submit)
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.textFieldStyle(.plain)
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.font(.system(.body, design: .monospaced))
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.foregroundStyle(Dracula.foreground)
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} else {
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TextField("Eingabe …", text: $input, onCommit: submit)
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.textFieldStyle(.plain)
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.font(.system(.body, design: .monospaced))
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.foregroundStyle(Dracula.foreground)
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}
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Button(action: { secureInput.toggle() }) {
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Image(systemName: secureInput ? "eye.slash" : "eye")
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}
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.buttonStyle(.plain).foregroundStyle(Dracula.comment)
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.help("Passwort-Modus (versteckte Eingabe)")
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Button("Senden") { submit() }
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.disabled(input.isEmpty || !term.isRunning)
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ControlButton(label: "^C", tip: "SIGINT (Strg+C)") { term.send("\u{03}") }
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ControlButton(label: "^D", tip: "EOF (Strg+D)") { term.send("\u{04}") }
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}
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.padding(8)
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.background(Dracula.background)
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}
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.background(Dracula.background)
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.cornerRadius(10)
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.overlay(RoundedRectangle(cornerRadius: 10).stroke(Dracula.currentLine, lineWidth: 1))
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.onAppear {
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if case .never = term.state, canConnect {
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term.start() // Auto-Connect beim Öffnen des Tabs (Bugfix: kein externes Terminal mehr nötig)
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}
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}
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}
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func submit() {
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guard term.isRunning, !input.isEmpty else { return }
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term.send(input + "\n")
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input = ""
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}
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var statusDot: some View {
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Group {
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if term.isRunning { Image(systemName: "circle.fill").foregroundStyle(Dracula.green) }
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else if case .done = term.state { Image(systemName: "circle.fill").foregroundStyle(Dracula.red) }
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else { Image(systemName: "circle.fill").foregroundStyle(Dracula.comment) }
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}.font(.caption2)
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}
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var statusText: String {
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switch term.state {
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case .never: return canConnect ? "Bereit — verbindet beim Öffnen." : "Host/Benutzer fehlt."
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case .running: return "Verbunden (PTY, TERM=xterm-256color)."
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case .done(_, let msg): return msg
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}
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}
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}
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struct ControlButton: View {
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var label: String
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var tip: String
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var action: () -> Void
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var body: some View {
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Button(label, action: action)
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.font(.system(.caption, design: .monospaced))
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.foregroundStyle(Dracula.orange)
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.buttonStyle(.plain)
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.padding(.horizontal, 6)
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.padding(.vertical, 2)
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.background(Dracula.currentLine.opacity(0.6), in: RoundedRectangle(cornerRadius: 5))
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.help(tip)
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}
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}
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/// Read-only NSTextView mit Dracula-Farben, baut NSAttributedString aus StyledText-Zeilen.
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struct DraculaTextView: NSViewRepresentable {
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var lines: [[StyledText]]
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func makeNSView(context: Context) -> NSScrollView {
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let scroll = NSScrollView()
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scroll.hasVerticalScroller = true
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scroll.drawsBackground = true
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scroll.backgroundColor = Dracula.nsBackground
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let tv = NSTextView()
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tv.isEditable = false
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tv.isSelectable = true
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tv.backgroundColor = Dracula.nsBackground
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tv.textColor = Dracula.nsColor(for: nil)
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tv.font = .monospacedSystemFont(ofSize: 12, weight: .regular)
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tv.textContainerInset = NSSize(width: 8, height: 8)
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tv.isAutomaticQuoteSubstitutionEnabled = false
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scroll.documentView = tv
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return scroll
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}
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func updateNSView(_ scroll: NSScrollView, context: Context) {
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guard let tv = scroll.documentView as? NSTextView else { return }
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let attr = NSMutableAttributedString()
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let font = NSFont.monospacedSystemFont(ofSize: 12, weight: .regular)
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let boldFont = NSFontManager.shared.convert(font, toHaveTrait: .boldFontMask)
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for (idx, row) in lines.enumerated() {
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if row.isEmpty {
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attr.append(NSAttributedString(string: idx < lines.count - 1 ? "\n" : ""))
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continue
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}
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for seg in row {
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let attrs: [NSAttributedString.Key: Any] = [
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.font: seg.style.bold ? boldFont : font,
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.foregroundColor: Dracula.nsColor(for: seg.style.fg),
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.backgroundColor: seg.style.bg.map { Dracula.nsColor(for: $0) } ?? Dracula.nsBackground
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]
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attr.append(NSAttributedString(string: seg.text, attributes: attrs))
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}
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if idx < lines.count - 1 { attr.append(NSAttributedString(string: "\n")) }
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}
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// Nur neu setzen wenn geändert (Performance bei viel Output)
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if tv.textStorage?.string != attr.string {
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tv.textStorage?.setAttributedString(attr)
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}
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tv.scrollToEndOfDocument(nil)
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}
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}
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