Files
clawdbot/apps/macos/Sources/Clawdis/WebChatSwiftUI.swift
2025-12-17 20:31:21 +01:00

260 lines
9.5 KiB
Swift

import AppKit
import ClawdisChatUI
import ClawdisProtocol
import Foundation
import OSLog
import SwiftUI
private let webChatSwiftLogger = Logger(subsystem: "com.steipete.clawdis", category: "WebChatSwiftUI")
private enum WebChatSwiftUILayout {
static let windowSize = NSSize(width: 1120, height: 840)
static let panelSize = NSSize(width: 480, height: 640)
static let anchorPadding: CGFloat = 8
}
struct MacGatewayChatTransport: ClawdisChatTransport, Sendable {
func requestHistory(sessionKey: String) async throws -> ClawdisChatHistoryPayload {
try await GatewayConnection.shared.chatHistory(sessionKey: sessionKey)
}
func sendMessage(
sessionKey: String,
message: String,
thinking: String,
idempotencyKey: String,
attachments: [ClawdisChatAttachmentPayload]) async throws -> ClawdisChatSendResponse
{
try await GatewayConnection.shared.chatSend(
sessionKey: sessionKey,
message: message,
thinking: thinking,
idempotencyKey: idempotencyKey,
attachments: attachments)
}
func requestHealth(timeoutMs: Int) async throws -> Bool {
try await GatewayConnection.shared.healthOK(timeoutMs: timeoutMs)
}
func events() -> AsyncStream<ClawdisChatTransportEvent> {
AsyncStream { continuation in
let task = Task {
do {
try await GatewayConnection.shared.refresh()
} catch {
webChatSwiftLogger.error("gateway refresh failed \(error.localizedDescription, privacy: .public)")
}
let stream = await GatewayConnection.shared.subscribe()
for await push in stream {
if Task.isCancelled { return }
if let evt = Self.mapPushToTransportEvent(push) {
continuation.yield(evt)
}
}
}
continuation.onTermination = { @Sendable _ in
task.cancel()
}
}
}
static func mapPushToTransportEvent(_ push: GatewayPush) -> ClawdisChatTransportEvent? {
switch push {
case let .snapshot(hello):
let ok = (try? JSONDecoder().decode(
ClawdisGatewayHealthOK.self,
from: JSONEncoder().encode(hello.snapshot.health)))?.ok ?? true
return .health(ok: ok)
case let .event(evt):
switch evt.event {
case "health":
guard let payload = evt.payload else { return nil }
let ok = (try? JSONDecoder().decode(
ClawdisGatewayHealthOK.self,
from: JSONEncoder().encode(payload)))?.ok ?? true
return .health(ok: ok)
case "tick":
return .tick
case "chat":
guard let payload = evt.payload else { return nil }
guard let chat = try? JSONDecoder().decode(
ClawdisChatEventPayload.self,
from: JSONEncoder().encode(payload))
else {
return nil
}
return .chat(chat)
default:
return nil
}
case .seqGap:
return .seqGap
}
}
}
// MARK: - Window controller
@MainActor
final class WebChatSwiftUIWindowController {
private let presentation: WebChatPresentation
private let sessionKey: String
private let hosting: NSHostingController<ClawdisChatView>
private var window: NSWindow?
private var dismissMonitor: Any?
var onClosed: (() -> Void)?
var onVisibilityChanged: ((Bool) -> Void)?
convenience init(sessionKey: String, presentation: WebChatPresentation) {
self.init(sessionKey: sessionKey, presentation: presentation, transport: MacGatewayChatTransport())
}
init(sessionKey: String, presentation: WebChatPresentation, transport: any ClawdisChatTransport) {
self.sessionKey = sessionKey
self.presentation = presentation
let vm = ClawdisChatViewModel(sessionKey: sessionKey, transport: transport)
self.hosting = NSHostingController(rootView: ClawdisChatView(viewModel: vm))
self.hosting.view.wantsLayer = true
self.hosting.view.layer?.cornerCurve = .continuous
self.hosting.view.layer?.cornerRadius = 16
self.hosting.view.layer?.masksToBounds = true
self.window = Self.makeWindow(for: presentation, contentViewController: self.hosting)
}
deinit {}
var isVisible: Bool {
self.window?.isVisible ?? false
}
func show() {
guard let window else { return }
window.makeKeyAndOrderFront(nil)
NSApp.activate(ignoringOtherApps: true)
self.onVisibilityChanged?(true)
}
func presentAnchored(anchorProvider: () -> NSRect?) {
guard case .panel = self.presentation, let window else { return }
self.reposition(using: anchorProvider)
self.installDismissMonitor()
window.makeKeyAndOrderFront(nil)
NSApp.activate(ignoringOtherApps: true)
self.onVisibilityChanged?(true)
}
func close() {
self.window?.orderOut(nil)
self.onVisibilityChanged?(false)
self.onClosed?()
self.removeDismissMonitor()
}
private func reposition(using anchorProvider: () -> NSRect?) {
guard let window else { return }
guard let anchor = anchorProvider() else {
window.setFrame(
WindowPlacement.topRightFrame(
size: WebChatSwiftUILayout.panelSize,
padding: WebChatSwiftUILayout.anchorPadding),
display: false)
return
}
let screen = NSScreen.screens.first { screen in
screen.frame.contains(anchor.origin) || screen.frame.contains(NSPoint(x: anchor.midX, y: anchor.midY))
} ?? NSScreen.main
var frame = window.frame
if let screen {
let bounds = screen.visibleFrame.insetBy(
dx: WebChatSwiftUILayout.anchorPadding,
dy: WebChatSwiftUILayout.anchorPadding)
let desiredX = round(anchor.midX - frame.width / 2)
let desiredY = anchor.minY - frame.height - WebChatSwiftUILayout.anchorPadding
let maxX = bounds.maxX - frame.width
let maxY = bounds.maxY - frame.height
frame.origin.x = maxX >= bounds.minX ? min(max(desiredX, bounds.minX), maxX) : bounds.minX
frame.origin.y = maxY >= bounds.minY ? min(max(desiredY, bounds.minY), maxY) : bounds.minY
} else {
frame.origin.x = round(anchor.midX - frame.width / 2)
frame.origin.y = anchor.minY - frame.height
}
window.setFrame(frame, display: false)
}
private func installDismissMonitor() {
guard self.dismissMonitor == nil, self.window != nil else { return }
self.dismissMonitor = NSEvent.addGlobalMonitorForEvents(
matching: [.leftMouseDown, .rightMouseDown, .otherMouseDown])
{ [weak self] _ in
guard let self, let win = self.window else { return }
let pt = NSEvent.mouseLocation
if !win.frame.contains(pt) {
self.close()
}
}
}
private func removeDismissMonitor() {
if let monitor = self.dismissMonitor {
NSEvent.removeMonitor(monitor)
self.dismissMonitor = nil
}
}
private static func makeWindow(
for presentation: WebChatPresentation,
contentViewController: NSViewController) -> NSWindow
{
switch presentation {
case .window:
let window = NSWindow(
contentRect: NSRect(origin: .zero, size: WebChatSwiftUILayout.windowSize),
styleMask: [.titled, .closable, .resizable, .miniaturizable],
backing: .buffered,
defer: false)
window.title = "Clawdis Chat (SwiftUI)"
window.contentViewController = contentViewController
window.isReleasedWhenClosed = false
window.titleVisibility = .visible
window.titlebarAppearsTransparent = false
window.backgroundColor = .windowBackgroundColor
window.isOpaque = true
window.center()
WindowPlacement.ensureOnScreen(window: window, defaultSize: WebChatSwiftUILayout.windowSize)
window.minSize = NSSize(width: 880, height: 680)
return window
case .panel:
let panel = WebChatPanel(
contentRect: NSRect(origin: .zero, size: WebChatSwiftUILayout.panelSize),
styleMask: [.borderless],
backing: .buffered,
defer: false)
panel.level = .statusBar
panel.hidesOnDeactivate = true
panel.hasShadow = true
panel.isMovable = false
panel.collectionBehavior = [.canJoinAllSpaces, .fullScreenAuxiliary]
panel.titleVisibility = .hidden
panel.titlebarAppearsTransparent = true
panel.backgroundColor = .clear
panel.isOpaque = false
panel.contentViewController = contentViewController
panel.becomesKeyOnlyIfNeeded = true
panel.setFrame(
WindowPlacement.topRightFrame(
size: WebChatSwiftUILayout.panelSize,
padding: WebChatSwiftUILayout.anchorPadding),
display: false)
return panel
}
}
}