import AppKitimport CodexBarCoreimport WebKit @MainActorfinal class OpenAICreditsPurchaseWindowController: NSWindowController, WKNavigationDelegate, WKScriptMessageHandler {    private static let defaultSize = NSSize(width: 980, height: 760)    private static let logHandlerName = "codexbarLog"    private static let debugLogURL = URL(fileURLWithPath: NSTemporaryDirectory())        .appendingPathComponent("codexbar-buy-credits.log")    private static let autoStartScript = """    (() => {      if (window.__codexbarAutoBuyCreditsStarted) return 'already';      const log = (...args) => {        try {          window.webkit?.messageHandlers?.codexbarLog?.postMessage(args);        } catch {}      };      const buttonSelector = 'button, a, [role="button"], input[type="button"], input[type="submit"]';      const isVisible = (el) => {        if (!el || !el.getBoundingClientRect) return false;        const rect = el.getBoundingClientRect();        if (rect.width < 2 || rect.height < 2) return false;        const style = window.getComputedStyle ? window.getComputedStyle(el) : null;        if (style) {          if (style.display === 'none' || style.visibility === 'hidden') return false;          if (parseFloat(style.opacity || '1') === 0) return false;        }        return true;      };      const textOf = el => {        const raw = el && (el.innerText || el.textContent) ? String(el.innerText || el.textContent) : '';        return raw.trim();      };      const matches = text => {        const lower = String(text || '').toLowerCase();        if (!lower.includes('credit')) return false;        return (          lower.includes('buy') ||          lower.includes('add') ||          lower.includes('purchase') ||          lower.includes('top up') ||          lower.includes('top-up')        );      };      const matchesAddMore = text => {        const lower = String(text || '').toLowerCase();        return lower.includes('add more');      };      const labelFor = el => {        if (!el) return '';        return textOf(el) || el.getAttribute('aria-label') || el.getAttribute('title') || el.value || '';      };      const summarize = el => {        if (!el) return null;        return {          tag: el.tagName,          type: el.getAttribute('type'),          role: el.getAttribute('role'),          label: labelFor(el),          aria: el.getAttribute('aria-label'),          disabled: isDisabled(el),          href: el.getAttribute('href'),          testId: el.getAttribute('data-testid'),          className: (el.className && String(el.className).slice(0, 120)) || ''        };      };      const collectButtons = () => {        const results = new Set();        const addAll = (root) => {          if (!root || !root.querySelectorAll) return;          root.querySelectorAll(buttonSelector).forEach(el => results.add(el));        };        addAll(document);        document.querySelectorAll('*').forEach(el => {          if (el.shadowRoot) addAll(el.shadowRoot);        });        document.querySelectorAll('iframe').forEach(frame => {          try {            const doc = frame.contentDocument;            if (!doc) return;            addAll(doc);            doc.querySelectorAll('*').forEach(el => {              if (el.shadowRoot) addAll(el.shadowRoot);            });          } catch {}        });        return Array.from(results);      };      const findDialogNextButton = () => {        const dialog = document.querySelector('[role=\"dialog\"], dialog, [aria-modal=\"true\"]');        if (!dialog) return null;        const buttons = Array.from(dialog.querySelectorAll(buttonSelector));        const labeled = buttons.filter(btn => labelFor(btn).toLowerCase().startsWith('next'));        const visible = labeled.find(isVisible);        return visible || labeled[0] || null;      };      const clickButton = (el) => {        if (!el) return false;        try {          el.dispatchEvent(new MouseEvent('click', { bubbles: true, cancelable: true, view: window }));        } catch {          try {            el.click();          } catch {            return false;          }        }        return true;      };      const triggerPointerClick = (el) => {        if (!el) return false;        const rect = el.getBoundingClientRect ? el.getBoundingClientRect() : null;        if (!rect) return false;        const x = rect.left + rect.width / 2;        const y = rect.top + rect.height / 2;        const events = ['pointerdown', 'mousedown', 'pointerup', 'mouseup', 'click'];        for (const type of events) {          try {            el.dispatchEvent(new MouseEvent(type, {              bubbles: true,              cancelable: true,              view: window,              clientX: x,              clientY: y            }));          } catch {            return false;          }        }        return true;      };      const pickLikelyButton = (buttons) => {        if (!buttons || buttons.length === 0) return null;        const labeled = buttons.find(btn => {          const label = labelFor(btn);          if (matches(label) || matchesAddMore(label)) return true;          const aria = String(btn.getAttribute('aria-label') || '').toLowerCase();          return aria.includes('credit') || aria.includes('buy') || aria.includes('add');        });        return labeled || buttons[0];      };      const findAddMoreButton = () => {        const buttons = collectButtons();        return buttons.find(btn => matchesAddMore(labelFor(btn))) || null;      };      const findNextButton = () => {        const dialogNext = findDialogNextButton();        if (dialogNext) return dialogNext;        const buttons = collectButtons();        const labeled = buttons.filter(btn => {          const label = labelFor(btn).toLowerCase();          return label === 'next' || label.startsWith('next ');        });        const visible = labeled.find(isVisible);        if (visible) return visible;        const submit = buttons.find(btn => btn.type && String(btn.type).toLowerCase() === 'submit' && isVisible(btn));        return submit || labeled[0] || null;      };      const isDisabled = (el) => {        if (!el) return true;        if (el.disabled) return true;        const ariaDisabled = String(el.getAttribute('aria-disabled') || '').toLowerCase();        if (ariaDisabled === 'true') return true;        if (el.classList && (el.classList.contains('disabled') || el.classList.contains('is-disabled'))) {          return true;        }        return false;      };      const forceClickElement = (el) => {        if (!el) return false;        const rect = el.getBoundingClientRect ? el.getBoundingClientRect() : null;        if (rect) {          const x = rect.left + rect.width / 2;          const y = rect.top + rect.height / 2;          const target = document.elementFromPoint(x, y);          if (target) {            try {              target.dispatchEvent(new MouseEvent('click', { bubbles: true, cancelable: true, view: window }));              return true;            } catch {              return false;            }          }        }        return false;      };      const requestSubmit = (el) => {        if (!el || !el.closest) return false;        const form = el.closest('form');        if (!form) return false;        if (typeof form.requestSubmit === 'function') {          form.requestSubmit(el);          return true;        }        if (typeof form.submit === 'function') {          form.submit();          return true;        }        return false;      };      const clickNextIfReady = (attempts) => {        const nextButton = findNextButton();        if (!nextButton) {          if (attempts && attempts % 5 === 0) log('next_missing', { attempts });          return false;        }        if (isDisabled(nextButton)) {          if (attempts && attempts % 5 === 0) log('next_disabled', summarize(nextButton));          return false;        }        if (!isVisible(nextButton)) {          if (attempts && attempts % 5 === 0) log('next_hidden', summarize(nextButton));          return false;        }        nextButton.focus?.();        if (requestSubmit(nextButton)) {          log('next_submit', summarize(nextButton));          return true;        }        if (triggerPointerClick(nextButton)) {          log('next_pointer', summarize(nextButton));          return true;        }        if (clickButton(nextButton)) {          log('next_click', summarize(nextButton));          return true;        }        return forceClickElement(nextButton);      };      const startNextPolling = (initialDelay = 500, interval = 500, maxAttempts = 90) => {        if (window.__codexbarNextPolling) return;        window.__codexbarNextPolling = true;        log('start_next_poll', { initialDelay, interval, maxAttempts });        setTimeout(() => {          let attempts = 0;          const nextTimer = setInterval(() => {            attempts += 1;            if (attempts % 5 === 0) {              const nextButton = findNextButton();              log('next_poll', {                attempts,                found: Boolean(nextButton),                summary: summarize(nextButton)              });            }            if (clickNextIfReady(attempts) || attempts >= maxAttempts) {              clearInterval(nextTimer);            }          }, interval);        }, initialDelay);      };      const observeNextButton = () => {        if (window.__codexbarNextObserver || !window.MutationObserver) return;        const observer = new MutationObserver(() => {          if (clickNextIfReady(1)) {            observer.disconnect();            window.__codexbarNextObserver = null;          }        });        observer.observe(document.body, { subtree: true, childList: true, attributes: true });        window.__codexbarNextObserver = observer;      };      const findCreditsCardButton = () => {        const nodes = Array.from(document.querySelectorAll('h1,h2,h3,div,span,p'));        const labelMatch = nodes.find(node => {          const lower = textOf(node).toLowerCase();          return lower === 'credits remaining' || (lower.includes('credits') && lower.includes('remaining'));        });        if (!labelMatch) return null;        let cur = labelMatch;        for (let i = 0; i < 6 && cur; i++) {          const buttons = Array.from(cur.querySelectorAll(buttonSelector));          const picked = pickLikelyButton(buttons);          if (picked) return picked;          cur = cur.parentElement;        }        return null;      };      const findAndClick = () => {        const addMoreButton = findAddMoreButton();        if (addMoreButton) {          log('add_more_click', summarize(addMoreButton));          clickButton(addMoreButton);          return true;        }        const cardButton = findCreditsCardButton();        if (!cardButton) return false;        log('credits_card_click', summarize(cardButton));        return clickButton(cardButton);      };      const logDialogButtons = () => {        const dialog = document.querySelector('[role=\"dialog\"], dialog, [aria-modal=\"true\"]');        if (dialog) {          const buttons = Array.from(dialog.querySelectorAll(buttonSelector)).map(summarize).filter(Boolean);          if (buttons.length) {            log('dialog_buttons', { count: buttons.length, buttons: buttons.slice(0, 6) });          }          const nextButton = findDialogNextButton();          if (nextButton) {            log('dialog_next', summarize(nextButton));            setTimeout(() => clickNextIfReady(1), 100);          }          return;        }        const candidates = collectButtons()          .map(summarize)          .filter(Boolean)          .filter(entry => {            const label = (entry.label || '').toLowerCase();            return label.includes('next')              || label.includes('continue')              || label.includes('confirm')              || label.includes('buy');          });        if (candidates.length) {          log('button_candidates', { count: candidates.length, buttons: candidates.slice(0, 8) });        }      };      log('auto_start', { href: location.href, ready: document.readyState });      const iframeSources = Array.from(document.querySelectorAll('iframe'))        .map(frame => frame.getAttribute('src') || '')        .filter(Boolean)        .slice(0, 6);      if (iframeSources.length) {        log('iframes', iframeSources);      }      const shadowHostCount = Array.from(document.querySelectorAll('*')).filter(el => el.shadowRoot).length;      if (shadowHostCount > 0) {        log('shadow_roots', { count: shadowHostCount });      }      if (findAndClick()) {        window.__codexbarAutoBuyCreditsStarted = true;        startNextPolling();        observeNextButton();        logDialogButtons();        return 'clicked';      }      startNextPolling(500);      observeNextButton();      logDialogButtons();      let attempts = 0;      const maxAttempts = 14;      const timer = setInterval(() => {        attempts += 1;        if (findAndClick()) {          logDialogButtons();          startNextPolling();          clearInterval(timer);          return;        }        if (attempts >= maxAttempts) {          clearInterval(timer);        }      }, 500);      window.__codexbarAutoBuyCreditsStarted = true;      return 'scheduled';    })();    """     private let logger = CodexBarLog.logger(LogCategories.creditsPurchase)    private var webView: WKWebView?    private var accountEmail: String?    private var pendingAutoStart = false    private let logHandler = WeakScriptMessageHandler()     init() {        super.init(window: nil)        self.logHandler.delegate = self    }     @available(*, unavailable)    required init?(coder: NSCoder) {        fatalError("init(coder:) has not been implemented")    }     func show(purchaseURL: URL, accountEmail: String?, autoStartPurchase: Bool) {        let normalizedEmail = Self.normalizeEmail(accountEmail)        if self.window == nil || normalizedEmail != self.accountEmail {            self.accountEmail = normalizedEmail            self.buildWindow()        }        Self.resetDebugLog()        let accountValue = normalizedEmail == nil ? "none" : "set"        let sanitizedURL = Self.sanitizedURLString(purchaseURL)        Self.appendDebugLog(            "show autoStart=\(autoStartPurchase) url=\(sanitizedURL) account=\(accountValue)")        self.logger.info("Buy credits window opened")        self.logger.debug("Auto-start purchase", metadata: ["enabled": autoStartPurchase ? "1" : "0"])        self.logger.debug("Purchase URL", metadata: ["url": sanitizedURL])        self.logger.debug("Account email", metadata: ["state": accountValue])        self.pendingAutoStart = autoStartPurchase        self.load(url: purchaseURL)        self.window?.center()        self.showWindow(nil)        NSApp.activate(ignoringOtherApps: true)    }     private func buildWindow() {        let config = WKWebViewConfiguration()        config.userContentController.add(self.logHandler, name: Self.logHandlerName)        config.websiteDataStore = OpenAIDashboardWebsiteDataStore.store(forAccountEmail: self.accountEmail)         let webView = WKWebView(frame: .zero, configuration: config)        webView.navigationDelegate = self        webView.allowsBackForwardNavigationGestures = true        webView.translatesAutoresizingMaskIntoConstraints = false         let container = NSView(frame: .zero)        container.addSubview(webView)        NSLayoutConstraint.activate([            webView.leadingAnchor.constraint(equalTo: container.leadingAnchor),            webView.trailingAnchor.constraint(equalTo: container.trailingAnchor),            webView.topAnchor.constraint(equalTo: container.topAnchor),            webView.bottomAnchor.constraint(equalTo: container.bottomAnchor),        ])         let window = NSWindow(            contentRect: Self.defaultFrame(),            styleMask: [.titled, .closable, .resizable],            backing: .buffered,            defer: false)        window.title = "Buy Credits"        window.isReleasedWhenClosed = false        window.collectionBehavior = [.moveToActiveSpace, .fullScreenAuxiliary]        window.contentView = container        window.center()        window.delegate = self         self.window = window        self.webView = webView    }     private func load(url: URL) {        guard let webView else { return }        let request = URLRequest(url: url)        webView.load(request)    }     func webView(_ webView: WKWebView, didFinish navigation: WKNavigation!) {        guard self.pendingAutoStart else { return }        self.pendingAutoStart = false        let currentURL = webView.url?.absoluteString ?? "unknown"        Self.appendDebugLog("didFinish url=\(currentURL)")        self.logger.debug("Buy credits navigation finished", metadata: ["url": currentURL])        webView.evaluateJavaScript(Self.autoStartScript) { [logger] result, error in            if let error {                Self.appendDebugLog("autoStart error=\(error.localizedDescription)")                logger.error("Auto-start purchase failed", metadata: ["error": error.localizedDescription])                return            }            if let result {                Self.appendDebugLog("autoStart result=\(String(describing: result))")                logger.debug("Auto-start purchase result", metadata: ["result": String(describing: result)])            }        }    }     func userContentController(_ userContentController: WKUserContentController, didReceive message: WKScriptMessage) {        guard message.name == Self.logHandlerName else { return }        let payload = String(describing: message.body)        Self.appendDebugLog("js \(payload)")        self.logger.debug("Auto-buy log", metadata: ["payload": payload])    }     private static func normalizeEmail(_ email: String?) -> String? {        guard let raw = email?.trimmingCharacters(in: .whitespacesAndNewlines), !raw.isEmpty else { return nil }        return raw.lowercased()    }     private static func defaultFrame() -> NSRect {        let visible = NSScreen.main?.visibleFrame ?? NSRect(x: 0, y: 0, width: 1200, height: 900)        let width = min(Self.defaultSize.width, visible.width * 0.92)        let height = min(Self.defaultSize.height, visible.height * 0.88)        let origin = NSPoint(x: visible.midX - width / 2, y: visible.midY - height / 2)        return NSRect(origin: origin, size: NSSize(width: width, height: height))    }     private static func appendDebugLog(_ message: String) {        let timestamp = ISO8601DateFormatter().string(from: Date())        let line = "[\(timestamp)] \(LogRedactor.redact(message))\n"        guard let data = line.data(using: .utf8) else { return }        if FileManager.default.fileExists(atPath: Self.debugLogURL.path) {            if let handle = try? FileHandle(forWritingTo: Self.debugLogURL) {                handle.seekToEndOfFile()                handle.write(data)                try? handle.close()            }        } else {            try? data.write(to: Self.debugLogURL, options: .atomic)        }    }     private static func resetDebugLog() {        try? FileManager.default.removeItem(at: self.debugLogURL)    }     private static func sanitizedURLString(_ url: URL) -> String {        guard var components = URLComponents(url: url, resolvingAgainstBaseURL: false) else {            return url.absoluteString

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