Neon-Vision-Editor/Neon Vision Editor/ContentView.swift
2026-01-17 12:25:50 +01:00

837 lines
38 KiB
Swift

// Simplified: Single-document editor without tabs; removed AIModel references and fixed compile errors
import SwiftUI
import AppKit
enum AIModel: String, CaseIterable, Identifiable {
case appleIntelligence
case grok
var id: String { rawValue }
}
// Extension to calculate string width
extension String {
func width(usingFont font: NSFont) -> CGFloat {
let attributes = [NSAttributedString.Key.font: font]
let size = (self as NSString).size(withAttributes: attributes)
return size.width
}
}
struct ContentView: View {
@EnvironmentObject private var viewModel: EditorViewModel
@Environment(\.colorScheme) private var colorScheme
@Environment(\.showGrokError) private var showGrokError
@Environment(\.grokErrorMessage) private var grokErrorMessage
// Fallback single-document state in case the view model doesn't expose one
@State private var selectedModel: AIModel = .appleIntelligence
@State private var singleContent: String = ""
@State private var singleLanguage: String = "swift"
@State private var caretStatus: String = "Ln 1, Col 1"
@State private var editorFontSize: CGFloat = 14
var body: some View {
NavigationSplitView {
sidebarView
} detail: {
editorView
}
.navigationSplitViewColumnWidth(min: 200, ideal: 250, max: 600)
.frame(minWidth: 600, minHeight: 400)
.alert("AI Error", isPresented: showGrokError) {
Button("OK") { }
} message: {
Text(grokErrorMessage.wrappedValue)
}
.navigationTitle("NeonVision Editor")
}
@ViewBuilder
private var sidebarView: some View {
if viewModel.showSidebar && !viewModel.isBrainDumpMode {
SidebarView(content: currentContent,
language: currentLanguage)
.frame(minWidth: 200, idealWidth: 250, maxWidth: 600)
.animation(.spring(), value: viewModel.showSidebar)
.safeAreaInset(edge: .bottom) {
Divider()
}
}
}
private var currentContentBinding: Binding<String> {
if let tab = viewModel.selectedTab {
return Binding(
get: { tab.content },
set: { newValue in viewModel.updateTabContent(tab: tab, content: newValue) }
)
} else {
return $singleContent
}
}
private var currentLanguageBinding: Binding<String> {
if let selectedID = viewModel.selectedTabID, let idx = viewModel.tabs.firstIndex(where: { $0.id == selectedID }) {
return Binding(
get: { viewModel.tabs[idx].language },
set: { newValue in viewModel.tabs[idx].language = newValue }
)
} else {
return $singleLanguage
}
}
private var currentContent: String { currentContentBinding.wrappedValue }
private var currentLanguage: String { currentLanguageBinding.wrappedValue }
@ViewBuilder
private var editorView: some View {
VStack(spacing: 0) {
// Single editor (no TabView)
CustomTextEditor(
text: currentContentBinding,
language: currentLanguage,
colorScheme: colorScheme,
fontSize: editorFontSize,
isLineWrapEnabled: $viewModel.isLineWrapEnabled
)
.frame(maxWidth: viewModel.isBrainDumpMode ? 800 : .infinity)
.frame(maxHeight: .infinity)
.padding(.horizontal, viewModel.isBrainDumpMode ? 100 : 0)
.padding(.vertical, viewModel.isBrainDumpMode ? 40 : 0)
if !viewModel.isBrainDumpMode {
wordCountView
}
}
.onReceive(NotificationCenter.default.publisher(for: .caretPositionDidChange)) { notif in
if let line = notif.userInfo?["line"] as? Int, let col = notif.userInfo?["column"] as? Int {
caretStatus = "Ln \(line), Col \(col)"
}
}
.toolbar {
ToolbarItemGroup(placement: .primaryAction) {
HStack(spacing: 8) {
Picker("AI Model", selection: $selectedModel) {
Text("Apple Intelligence").tag(AIModel.appleIntelligence)
Text("Grok").tag(AIModel.grok)
}
.labelsHidden()
.controlSize(.large)
.frame(width: 170)
.padding(.vertical, 2)
Picker("Language", selection: currentLanguageBinding) {
ForEach(["swift", "python", "javascript", "html", "css", "c", "cpp", "json", "markdown"], id: \.self) { lang in
Text(lang.capitalized).tag(lang)
}
}
.labelsHidden()
.controlSize(.large)
.frame(width: 140)
.padding(.vertical, 2)
Divider()
Button(action: { editorFontSize = max(8, editorFontSize - 1) }) {
Image(systemName: "textformat.size.smaller")
}
.help("Decrease Font Size")
Button(action: { editorFontSize = min(48, editorFontSize + 1) }) {
Image(systemName: "textformat.size.larger")
}
.help("Increase Font Size")
}
}
ToolbarItemGroup(placement: .automatic) {
Button(action: { viewModel.openFile() }) {
Image(systemName: "folder")
}
Button(action: {
if let tab = viewModel.selectedTab { viewModel.saveFile(tab: tab) }
}) {
Image(systemName: "square.and.arrow.down")
}
.disabled(viewModel.selectedTab == nil)
Button(action: { viewModel.showSidebar.toggle() }) {
Image(systemName: viewModel.showSidebar ? "sidebar.left" : "sidebar.right")
}
Button(action: { viewModel.isBrainDumpMode.toggle() }) {
Image(systemName: "note.text")
}
}
}
.toolbarBackground(.visible, for: .windowToolbar)
.toolbarBackground(Color(nsColor: .windowBackgroundColor), for: .windowToolbar)
}
@ViewBuilder
private var wordCountView: some View {
HStack {
Spacer()
Text("\(caretStatus) • Words: \(viewModel.wordCount(for: currentContent))")
.font(.system(size: 12))
.foregroundColor(.secondary)
.padding(.bottom, 8)
.padding(.trailing, 16)
}
}
}
struct SidebarView: View {
let content: String
let language: String
@State private var selectedTOCItem: String?
var body: some View {
List(generateTableOfContents(), id: \.self, selection: $selectedTOCItem) { item in
Button(action: {
// Expect item format: "... (Line N)"
if let startRange = item.range(of: "(Line "),
let endRange = item.range(of: ")", range: startRange.upperBound..<item.endIndex) {
let numberStr = item[startRange.upperBound..<endRange.lowerBound]
if let lineOneBased = Int(numberStr.trimmingCharacters(in: .whitespaces)), lineOneBased > 0 {
DispatchQueue.main.async {
NotificationCenter.default.post(name: .moveCursorToLine, object: lineOneBased)
}
}
}
}) {
Text(item)
.font(.system(size: 13))
.foregroundColor(.primary)
.padding(.vertical, 4)
.padding(.horizontal, 8)
.tag(item)
}
.buttonStyle(.plain)
}
.listStyle(.sidebar)
.frame(maxWidth: .infinity, alignment: .leading)
.onChange(of: selectedTOCItem) { oldValue, newValue in
guard let item = newValue else { return }
if let startRange = item.range(of: "(Line "),
let endRange = item.range(of: ")", range: startRange.upperBound..<item.endIndex) {
let numberStr = item[startRange.upperBound..<endRange.lowerBound]
if let lineOneBased = Int(numberStr.trimmingCharacters(in: .whitespaces)), lineOneBased > 0 {
DispatchQueue.main.async {
NotificationCenter.default.post(name: .moveCursorToLine, object: lineOneBased)
}
}
}
}
}
func generateTableOfContents() -> [String] {
guard !content.isEmpty else { return ["No content available"] }
let lines = content.components(separatedBy: .newlines)
var toc: [String] = []
switch language {
case "swift":
toc = lines.enumerated().compactMap { index, line in
let trimmed = line.trimmingCharacters(in: .whitespaces)
if trimmed.hasPrefix("func ") || trimmed.hasPrefix("struct ") ||
trimmed.hasPrefix("class ") || trimmed.hasPrefix("enum ") {
return "\(trimmed) (Line \(index + 1))"
}
return nil
}
case "python":
toc = lines.enumerated().compactMap { index, line in
let trimmed = line.trimmingCharacters(in: .whitespaces)
if trimmed.hasPrefix("def ") || trimmed.hasPrefix("class ") {
return "\(trimmed) (Line \(index + 1))"
}
return nil
}
case "javascript":
toc = lines.enumerated().compactMap { index, line in
let trimmed = line.trimmingCharacters(in: .whitespaces)
if trimmed.hasPrefix("function ") || trimmed.hasPrefix("class ") {
return "\(trimmed) (Line \(index + 1))"
}
return nil
}
case "c", "cpp":
toc = lines.enumerated().compactMap { index, line in
let trimmed = line.trimmingCharacters(in: .whitespaces)
if trimmed.contains("(") && !trimmed.contains(";") && (trimmed.hasPrefix("void ") || trimmed.hasPrefix("int ") || trimmed.hasPrefix("float ") || trimmed.hasPrefix("double ") || trimmed.hasPrefix("char ") || trimmed.contains("{")) {
return "\(trimmed) (Line \(index + 1))"
}
return nil
}
case "html", "css", "json", "markdown":
toc = lines.enumerated().compactMap { index, line in
let trimmed = line.trimmingCharacters(in: .whitespaces)
if !trimmed.isEmpty && (trimmed.hasPrefix("#") || trimmed.hasPrefix("<h")) {
return "\(trimmed) (Line \(index + 1))"
}
return nil
}
default:
return ["Unsupported language"]
}
return toc.isEmpty ? ["No headers found"] : toc
}
}
final class AcceptingTextView: NSTextView {
override var acceptsFirstResponder: Bool { true }
override var mouseDownCanMoveWindow: Bool { false }
override var isOpaque: Bool { false }
override func insertText(_ insertString: Any, replacementRange: NSRange) {
guard let s = insertString as? String else {
super.insertText(insertString, replacementRange: replacementRange)
return
}
if s == "\n" {
// Auto-indent: copy leading whitespace from current line
let ns = (string as NSString)
let sel = selectedRange()
let lineRange = ns.lineRange(for: NSRange(location: sel.location, length: 0))
let currentLine = ns.substring(with: NSRange(location: lineRange.location, length: sel.location - lineRange.location))
let indent = currentLine.prefix { $0 == " " || $0 == "\t" }
super.insertText("\n" + indent, replacementRange: replacementRange)
return
}
// Bracket/quote pairing
let pairs: [String: String] = ["(": ")", "[": "]", "{": "}", "\"": "\"", "'": "'"]
if let closing = pairs[s] {
let sel = selectedRange()
super.insertText(s + closing, replacementRange: replacementRange)
setSelectedRange(NSRange(location: sel.location + 1, length: 0))
return
}
super.insertText(insertString, replacementRange: replacementRange)
}
}
struct CustomTextEditor: NSViewRepresentable {
@Binding var text: String
let language: String
let colorScheme: ColorScheme
let fontSize: CGFloat
@Binding var isLineWrapEnabled: Bool
private func applyWrapMode(isWrapped: Bool, textView: NSTextView, scrollView: NSScrollView) {
if isWrapped {
// Wrap: track the text view width, no horizontal scrolling
textView.isHorizontallyResizable = false
textView.textContainer?.widthTracksTextView = true
textView.textContainer?.heightTracksTextView = false
scrollView.hasHorizontalScroller = false
// Ensure the container width matches the visible content width
let contentWidth = scrollView.contentSize.width
let width = contentWidth > 0 ? contentWidth : scrollView.frame.size.width
textView.textContainer?.containerSize = NSSize(width: width, height: CGFloat.greatestFiniteMagnitude)
} else {
// No wrap: allow horizontal expansion and horizontal scrolling
textView.isHorizontallyResizable = true
textView.textContainer?.widthTracksTextView = false
textView.textContainer?.heightTracksTextView = false
scrollView.hasHorizontalScroller = true
textView.textContainer?.containerSize = NSSize(width: CGFloat.greatestFiniteMagnitude, height: CGFloat.greatestFiniteMagnitude)
}
}
func makeNSView(context: Context) -> NSScrollView {
// Use AppKit's factory to get a correctly configured scrollable plain text editor
let scrollView = NSTextView.scrollablePlainDocumentContentTextView()
scrollView.drawsBackground = false
scrollView.autohidesScrollers = true
scrollView.hasVerticalScroller = true
scrollView.contentView.postsBoundsChangedNotifications = true
guard let textView = scrollView.documentView as? NSTextView else {
return scrollView
}
// Configure the text view
textView.isEditable = true
textView.isRichText = false
textView.usesFindBar = true
textView.isVerticallyResizable = true
textView.isHorizontallyResizable = false
textView.font = NSFont.monospacedSystemFont(ofSize: fontSize, weight: .regular)
textView.backgroundColor = .textBackgroundColor
textView.textContainerInset = NSSize(width: 12, height: 12)
textView.minSize = NSSize(width: 0, height: 0)
textView.maxSize = NSSize(width: CGFloat.greatestFiniteMagnitude, height: CGFloat.greatestFiniteMagnitude)
textView.isSelectable = true
textView.allowsUndo = true
textView.textColor = .labelColor
textView.insertionPointColor = .controlAccentColor
textView.drawsBackground = true
textView.isAutomaticTextCompletionEnabled = false
// Disable smart substitutions/detections that can interfere with selection when recoloring
textView.isAutomaticQuoteSubstitutionEnabled = false
textView.isAutomaticDashSubstitutionEnabled = false
textView.isAutomaticDataDetectionEnabled = false
textView.isAutomaticLinkDetectionEnabled = false
textView.isGrammarCheckingEnabled = false
textView.isContinuousSpellCheckingEnabled = false
textView.smartInsertDeleteEnabled = false
textView.delegate = context.coordinator
// Add line number ruler
scrollView.hasVerticalRuler = true
scrollView.rulersVisible = true
scrollView.verticalRulerView = LineNumberRulerView(textView: textView)
// Apply wrapping mode configuration
applyWrapMode(isWrapped: isLineWrapEnabled, textView: textView, scrollView: scrollView)
// Seed initial text
textView.string = text
DispatchQueue.main.async { [weak scrollView, weak textView] in
guard let sv = scrollView, let tv = textView else { return }
sv.window?.makeFirstResponder(tv)
}
context.coordinator.scheduleHighlightIfNeeded(currentText: text)
NotificationCenter.default.addObserver(forName: NSView.boundsDidChangeNotification, object: scrollView.contentView, queue: .main) { [weak textView, weak scrollView] _ in
guard let tv = textView, let sv = scrollView else { return }
if tv.textContainer?.widthTracksTextView == true {
tv.textContainer?.containerSize.width = sv.contentSize.width
if let container = tv.textContainer {
tv.layoutManager?.ensureLayout(for: container)
}
}
}
context.coordinator.textView = textView
return scrollView
}
func updateNSView(_ nsView: NSScrollView, context: Context) {
if let textView = nsView.documentView as? NSTextView {
if textView.string != text {
textView.string = text
}
if textView.font?.pointSize != fontSize {
textView.font = NSFont.monospacedSystemFont(ofSize: fontSize, weight: .regular)
}
// Keep the text container width in sync & relayout
applyWrapMode(isWrapped: isLineWrapEnabled, textView: textView, scrollView: nsView)
if let container = textView.textContainer {
textView.layoutManager?.ensureLayout(for: container)
}
textView.invalidateIntrinsicContentSize()
// Only schedule highlight if needed (e.g., language/color scheme changes or external text updates)
context.coordinator.scheduleHighlightIfNeeded()
}
}
func makeCoordinator() -> Coordinator {
Coordinator(self)
}
class Coordinator: NSObject, NSTextViewDelegate {
var parent: CustomTextEditor
weak var textView: NSTextView?
private let highlightQueue = DispatchQueue(label: "NeonVision.SyntaxHighlight", qos: .userInitiated)
private var pendingHighlight: DispatchWorkItem?
private var lastHighlightedText: String = ""
private var lastLanguage: String?
private var lastColorScheme: ColorScheme?
init(_ parent: CustomTextEditor) {
self.parent = parent
super.init()
NotificationCenter.default.addObserver(self, selector: #selector(moveToLine(_:)), name: .moveCursorToLine, object: nil)
NotificationCenter.default.addObserver(self, selector: #selector(streamSuggestion(_:)), name: .streamSuggestion, object: nil)
}
deinit {
NotificationCenter.default.removeObserver(self)
}
func scheduleHighlightIfNeeded(currentText: String? = nil) {
guard textView != nil else { return }
// Defer highlighting while a modal panel is presented (e.g., NSSavePanel)
if NSApp.modalWindow != nil {
pendingHighlight?.cancel()
let work = DispatchWorkItem { [weak self] in
self?.scheduleHighlightIfNeeded(currentText: currentText)
}
pendingHighlight = work
highlightQueue.asyncAfter(deadline: .now() + 0.3, execute: work)
return
}
let lang = parent.language
let scheme = parent.colorScheme
let text = currentText ?? textView?.string ?? ""
if text == lastHighlightedText && lastLanguage == lang && lastColorScheme == scheme {
return
}
rehighlight()
}
func rehighlight() {
guard let textView = textView else { return }
// Snapshot current state
let textSnapshot = textView.string
let language = parent.language
let scheme = parent.colorScheme
let selected = textView.selectedRange()
let colors = SyntaxColors.fromVibrantLightTheme(colorScheme: scheme)
let patterns = getSyntaxPatterns(for: language, colors: colors)
// Cancel any in-flight work
pendingHighlight?.cancel()
let work = DispatchWorkItem { [weak self] in
// Compute matches off the main thread
let nsText = textSnapshot as NSString
let fullRange = NSRange(location: 0, length: nsText.length)
var coloredRanges: [(NSRange, Color)] = []
for (pattern, color) in patterns {
guard let regex = try? NSRegularExpression(pattern: pattern, options: [.anchorsMatchLines]) else { continue }
let matches = regex.matches(in: textSnapshot, range: fullRange)
for match in matches {
coloredRanges.append((match.range, color))
}
}
DispatchQueue.main.async { [weak self] in
guard let self = self, let tv = self.textView else { return }
// Discard if text changed since we started
guard tv.string == textSnapshot else { return }
tv.textStorage?.beginEditing()
// Clear previous coloring and apply base color
tv.textStorage?.removeAttribute(.foregroundColor, range: fullRange)
tv.textStorage?.addAttribute(.foregroundColor, value: tv.textColor ?? NSColor.labelColor, range: fullRange)
// Apply colored ranges
for (range, color) in coloredRanges {
tv.textStorage?.addAttribute(.foregroundColor, value: NSColor(color), range: range)
}
tv.textStorage?.endEditing()
// Restore selection only if it hasn't changed since we started
if NSEqualRanges(tv.selectedRange(), selected) {
tv.setSelectedRange(selected)
}
// Update last highlighted state
self.lastHighlightedText = textSnapshot
self.lastLanguage = language
self.lastColorScheme = scheme
}
}
pendingHighlight = work
// Debounce slightly to avoid thrashing while typing
highlightQueue.asyncAfter(deadline: .now() + 0.12, execute: work)
}
func textDidChange(_ notification: Notification) {
guard let textView = notification.object as? NSTextView else { return }
parent.text = textView.string
updateCaretStatusAndHighlight()
scheduleHighlightIfNeeded(currentText: parent.text)
}
func textViewDidChangeSelection(_ notification: Notification) {
updateCaretStatusAndHighlight()
}
private func updateCaretStatusAndHighlight() {
guard let tv = textView else { return }
let ns = tv.string as NSString
let sel = tv.selectedRange()
let location = sel.location
let prefix = ns.substring(to: min(location, ns.length))
let line = prefix.reduce(1) { $1 == "\n" ? $0 + 1 : $0 }
let col: Int = {
if let lastNL = prefix.lastIndex(of: "\n") {
return prefix.distance(from: lastNL, to: prefix.endIndex) - 1
} else {
return prefix.count
}
}()
NotificationCenter.default.post(name: .caretPositionDidChange, object: nil, userInfo: ["line": line, "column": col])
// Highlight current line
let lineRange = ns.lineRange(for: NSRange(location: location, length: 0))
let fullRange = NSRange(location: 0, length: ns.length)
tv.textStorage?.beginEditing()
tv.textStorage?.removeAttribute(.backgroundColor, range: fullRange)
tv.textStorage?.addAttribute(.backgroundColor, value: NSColor.selectedTextBackgroundColor.withAlphaComponent(0.12), range: lineRange)
tv.textStorage?.endEditing()
}
@objc func moveToLine(_ notification: Notification) {
guard let lineOneBased = notification.object as? Int,
let textView = textView else { return }
// If there's no text, nothing to do
let currentText = textView.string
guard !currentText.isEmpty else { return }
// Cancel any in-flight highlight to prevent it from restoring an old selection
pendingHighlight?.cancel()
// Work with NSString/UTF-16 indices to match NSTextView expectations
let ns = currentText as NSString
let totalLength = ns.length
// Clamp target line to available line count (1-based input)
let linesArray = currentText.components(separatedBy: .newlines)
let clampedLineIndex = max(1, min(lineOneBased, linesArray.count)) - 1 // 0-based index
// Compute the UTF-16 location by summing UTF-16 lengths of preceding lines + newline characters
var location = 0
if clampedLineIndex > 0 {
for i in 0..<(clampedLineIndex) {
let lineNSString = linesArray[i] as NSString
location += lineNSString.length
// Add one for the newline that separates lines, as components(separatedBy:) drops separators
location += 1
}
}
// Safety clamp
location = max(0, min(location, totalLength))
// Move caret and scroll into view on the main thread
DispatchQueue.main.async { [weak self] in
guard let self = self, let tv = self.textView else { return }
tv.window?.makeFirstResponder(tv)
// Ensure layout is up-to-date before scrolling
if let container = tv.textContainer {
tv.layoutManager?.ensureLayout(for: container)
}
tv.setSelectedRange(NSRange(location: location, length: 0))
tv.scrollRangeToVisible(NSRange(location: location, length: 0))
// Stronger highlight for the entire target line
let lineRange = ns.lineRange(for: NSRange(location: location, length: 0))
let fullRange = NSRange(location: 0, length: totalLength)
tv.textStorage?.beginEditing()
tv.textStorage?.removeAttribute(.backgroundColor, range: fullRange)
tv.textStorage?.addAttribute(.backgroundColor, value: NSColor.selectedTextBackgroundColor.withAlphaComponent(0.18), range: lineRange)
tv.textStorage?.endEditing()
}
}
@objc func streamSuggestion(_ notification: Notification) {
guard let stream = notification.object as? AsyncStream<String>,
let textView = textView else { return }
Task {
for await chunk in stream {
textView.textStorage?.append(NSAttributedString(string: chunk))
textView.scrollToEndOfDocument(nil)
parent.text = textView.string
}
}
}
}
}
final class LineNumberRulerView: NSRulerView {
private weak var textView: NSTextView?
private let font = NSFont.monospacedSystemFont(ofSize: 11, weight: .regular)
private let textColor = NSColor.secondaryLabelColor
private let inset: CGFloat = 4
init(textView: NSTextView) {
self.textView = textView
super.init(scrollView: textView.enclosingScrollView, orientation: .verticalRuler)
self.clientView = textView
self.ruleThickness = 44
NotificationCenter.default.addObserver(self, selector: #selector(redraw), name: NSText.didChangeNotification, object: textView)
NotificationCenter.default.addObserver(self, selector: #selector(redraw), name: NSView.boundsDidChangeNotification, object: scrollView?.contentView)
}
required init(coder: NSCoder) { fatalError("init(coder:) has not been implemented") }
@objc private func redraw() { needsDisplay = true }
override func drawHashMarksAndLabels(in rect: NSRect) {
guard let tv = textView, let lm = tv.layoutManager, let tc = tv.textContainer else { return }
let ctx = NSString(string: tv.string)
let visibleGlyphRange = lm.glyphRange(forBoundingRect: tv.visibleRect, in: tc)
var lineNumber = 1
if visibleGlyphRange.location > 0 {
let charIndex = lm.characterIndexForGlyph(at: visibleGlyphRange.location)
let prefix = ctx.substring(to: charIndex)
lineNumber = prefix.reduce(1) { $1 == "\n" ? $0 + 1 : $0 }
}
var glyphIndex = visibleGlyphRange.location
while glyphIndex < visibleGlyphRange.upperBound {
var effectiveRange = NSRange(location: 0, length: 0)
let lineRect = lm.lineFragmentRect(forGlyphAt: glyphIndex, effectiveRange: &effectiveRange, withoutAdditionalLayout: true)
let y = (lineRect.minY - tv.visibleRect.origin.y) + 2 - tv.textContainerInset.height
let numberString = "\(lineNumber)" as NSString
let attributes: [NSAttributedString.Key: Any] = [.font: font, .foregroundColor: textColor]
let size = numberString.size(withAttributes: attributes)
let drawPoint = NSPoint(x: bounds.maxX - size.width - inset, y: y)
numberString.draw(at: drawPoint, withAttributes: attributes)
glyphIndex = effectiveRange.upperBound
lineNumber += 1
}
}
}
struct SyntaxColors {
let keyword: Color
let string: Color
let number: Color
let comment: Color
let attribute: Color
let variable: Color
let def: Color
let property: Color
let meta: Color
let tag: Color
let atom: Color
let builtin: Color
let type: Color
static func fromVibrantLightTheme(colorScheme: ColorScheme) -> SyntaxColors {
let baseColors: [String: (light: Color, dark: Color)] = [
"keyword": (light: Color(red: 251/255, green: 0/255, blue: 186/255), dark: Color(red: 251/255, green: 0/255, blue: 186/255)),
"string": (light: Color(red: 190/255, green: 0/255, blue: 255/255), dark: Color(red: 190/255, green: 0/255, blue: 255/255)),
"number": (light: Color(red: 28/255, green: 0/255, blue: 207/255), dark: Color(red: 28/255, green: 0/255, blue: 207/255)),
"comment": (light: Color(red: 93/255, green: 108/255, blue: 121/255), dark: Color(red: 150/255, green: 160/255, blue: 170/255)),
"attribute": (light: Color(red: 57/255, green: 0/255, blue: 255/255), dark: Color(red: 57/255, green: 0/255, blue: 255/255)),
"variable": (light: Color(red: 19/255, green: 0/255, blue: 255/255), dark: Color(red: 19/255, green: 0/255, blue: 255/255)),
"def": (light: Color(red: 29/255, green: 196/255, blue: 83/255), dark: Color(red: 29/255, green: 196/255, blue: 83/255)),
"property": (light: Color(red: 29/255, green: 196/255, blue: 83/255), dark: Color(red: 29/255, green: 0/255, blue: 160/255)),
"meta": (light: Color(red: 255/255, green: 16/255, blue: 0/255), dark: Color(red: 255/255, green: 16/255, blue: 0/255)),
"tag": (light: Color(red: 170/255, green: 0/255, blue: 160/255), dark: Color(red: 170/255, green: 0/255, blue: 160/255)),
"atom": (light: Color(red: 28/255, green: 0/255, blue: 207/255), dark: Color(red: 28/255, green: 0/255, blue: 207/255)),
"builtin": (light: Color(red: 255/255, green: 130/255, blue: 0/255), dark: Color(red: 255/255, green: 130/255, blue: 0/255)),
"type": (light: Color(red: 170/255, green: 0/255, blue: 160/255), dark: Color(red: 170/255, green: 0/255, blue: 160/255))
]
return SyntaxColors(
keyword: colorScheme == .dark ? baseColors["keyword"]!.dark : baseColors["keyword"]!.light,
string: colorScheme == .dark ? baseColors["string"]!.dark : baseColors["string"]!.light,
number: colorScheme == .dark ? baseColors["number"]!.dark : baseColors["number"]!.light,
comment: colorScheme == .dark ? baseColors["comment"]!.dark : baseColors["comment"]!.light,
attribute: colorScheme == .dark ? baseColors["attribute"]!.dark : baseColors["attribute"]!.light,
variable: colorScheme == .dark ? baseColors["variable"]!.dark : baseColors["variable"]!.light,
def: colorScheme == .dark ? baseColors["def"]!.dark : baseColors["def"]!.light,
property: colorScheme == .dark ? baseColors["property"]!.dark : baseColors["property"]!.light,
meta: colorScheme == .dark ? baseColors["meta"]!.dark : baseColors["meta"]!.light,
tag: colorScheme == .dark ? baseColors["tag"]!.dark : baseColors["tag"]!.light,
atom: colorScheme == .dark ? baseColors["atom"]!.dark : baseColors["atom"]!.light,
builtin: colorScheme == .dark ? baseColors["builtin"]!.dark : baseColors["builtin"]!.light,
type: colorScheme == .dark ? baseColors["type"]!.dark : baseColors["type"]!.light
)
}
}
func getSyntaxPatterns(for language: String, colors: SyntaxColors) -> [String: Color] {
switch language {
case "swift":
return [
// Keywords (extended to include `import`)
"\\b(func|struct|class|enum|protocol|extension|if|else|for|while|switch|case|default|guard|defer|throw|try|catch|return|init|deinit|import)\\b": colors.keyword,
// Strings and Characters
"\"[^\"]*\"": colors.string,
"'[^'\\](?:\\.[^'\\])*'": colors.string,
// Numbers
"\\b([0-9]+(\\.[0-9]+)?)\\b": colors.number,
// Comments (single and multi-line)
"//.*": colors.comment,
"/\\*([^*]|(\\*+[^*/]))*\\*+/": colors.comment,
// Documentation markup (triple slash and doc blocks)
"(?m)^(///).*$": colors.comment,
"/\\*\\*([\\s\\S]*?)\\*+/": colors.comment,
// Documentation keywords inside docs (e.g., - Parameter:, - Returns:)
"(?m)\\-\\s*(Parameter|Parameters|Returns|Throws|Note|Warning|See\\salso)\\s*:": colors.meta,
// Marks / TODO / FIXME
"(?m)//\\s*(MARK|TODO|FIXME)\\s*:.*$": colors.meta,
// URLs
"https?://[A-Za-z0-9._~:/?#@!$&'()*+,;=%-]+": colors.atom,
"file://[A-Za-z0-9._~:/?#@!$&'()*+,;=%-]+": colors.atom,
// Preprocessor statements (conditionals and directives)
"(?m)^#(if|elseif|else|endif|warning|error|available)\\b.*$": colors.keyword,
// Attributes like @available, @MainActor, etc.
"@\\w+": colors.attribute,
// Variable declarations
"\\b(var|let)\\b": colors.variable,
// Common Swift types
"\\b(String|Int|Double|Bool)\\b": colors.type,
// Regex literals and components (Swift //)
"/[^/\\n]*/": colors.builtin, // whole regex literal
"\\(\\?<([A-Za-z_][A-Za-z0-9_]*)>": colors.def, // named capture start (?<name>
"\\[[^\\]]*\\]": colors.property, // character classes
"[|*+?]": colors.meta, // regex operators
// Common SwiftUI property names like `body`
"\\bbody\\b": colors.property,
// Project-specific identifier you mentioned: `viewModel`
"\\bviewModel\\b": colors.property
]
case "python":
return [
"\\b(def|class|if|else|for|while|try|except|with|as|import|from)\\b": colors.keyword,
"\\b(int|str|float|bool|list|dict)\\b": colors.type,
"\"[^\"]*\"|'[^']*'": colors.string,
"\\b([0-9]+(\\.[0-9]+)?)\\b": colors.number,
"#.*": colors.comment
]
case "javascript":
return [
"\\b(function|var|let|const|if|else|for|while|do|try|catch)\\b": colors.keyword,
"\\b(Number|String|Boolean|Object|Array)\\b": colors.type,
"\"[^\"]*\"|'[^']*'|\\`[^\\`]*\\`": colors.string,
"\\b([0-9]+(\\.[0-9]+)?)\\b": colors.number,
"//.*|/\\*([^*]|(\\*+[^*/]))*\\*+/": colors.comment
]
case "html":
return ["<[^>]+>": colors.tag]
case "css":
return ["\\b([a-zA-Z-]+\\s*:\\s*[^;]+;)": colors.property]
case "c", "cpp":
return [
"\\b(int|float|double|char|void|if|else|for|while|do|switch|case|return)\\b": colors.keyword,
"\\b(int|float|double|char)\\b": colors.type,
"\"[^\"]*\"": colors.string,
"\\b([0-9]+(\\.[0-9]+)?)\\b": colors.number,
"//.*|/\\*([^*]|(\\*+[^*/]))*\\*+/": colors.comment
]
case "json":
return [
"\"[^\"]+\"\\s*:": colors.property,
"\"[^\"]*\"": colors.string,
"\\b([0-9]+(\\.[0-9]+)?)\\b": colors.number,
"\\b(true|false|null)\\b": colors.keyword
]
case "markdown":
return [
"^#+\\s*[^#]+": colors.keyword,
"\\*\\*[^\\*\\*]+\\*\\*": colors.def,
"\\_[^\\_]+\\_": colors.def
]
default:
return [:]
}
}
extension Notification.Name {
static let moveCursorToLine = Notification.Name("moveCursorToLine")
static let streamSuggestion = Notification.Name("streamSuggestion")
static let caretPositionDidChange = Notification.Name("caretPositionDidChange")
}