import Cocoa

public final class StatusBarController {
    private var statusItem: NSStatusItem?
    public var onToggleRecording: (() -> Void)?
    
    public init() {
        setupStatusItem()
    }
    
    private func setupStatusItem() {
        statusItem = NSStatusBar.system.statusItem(withLength: NSStatusItem.variableLength)
        updateIcon(state: .idle)
        buildMenu()
    }
    
    public enum State {
        case idle
        case recording
        case transcribing
    }
    
    public func updateIcon(state: State) {
        guard let button = statusItem?.button else { return }
        
        switch state {
        case .idle:
            if let image = NSImage(systemSymbolName: "mic", accessibilityDescription: "Soniox Voice") {
                image.isTemplate = true
                button.image = image
            }
            button.toolTip = "Soniox Voice (آماده)"
        case .recording:
            if let image = NSImage(systemSymbolName: "mic.fill", accessibilityDescription: "Recording") {
                image.isTemplate = false
                button.image = image
                button.contentTintColor = NSColor.systemRed
            }
            button.toolTip = "در حال ضبط صدا..."
        case .transcribing:
            if let image = NSImage(systemSymbolName: "waveform", accessibilityDescription: "Transcribing") {
                image.isTemplate = false
                button.image = image
                button.contentTintColor = NSColor.systemOrange
            }
            button.toolTip = "در حال تبدیل به متن..."
        }
    }
    
    public func buildMenu(isRecording: Bool = false) {
        let menu = NSMenu()
        menu.autoenablesItems = false
        
        // 1. Record Action
        let recordTitle = isRecording ? "⏹️ توقف ضبط و درج متن" : "🎙️ شروع ضبط صدا (\(HotkeyManager.shared.currentPreset.rawValue))"
        let recordItem = NSMenuItem(title: recordTitle, action: #selector(toggleRecordAction), keyEquivalent: "")
        recordItem.target = self
        menu.addItem(recordItem)
        
        menu.addItem(NSMenuItem.separator())
        
        // 2. Mode Submenu
        let modeMenu = NSMenu()
        for mode in DictationMode.allCases {
            let item = NSMenuItem(title: mode.localizedTitle, action: #selector(selectModeAction(_:)), keyEquivalent: "")
            item.target = self
            item.representedObject = mode
            item.state = (HotkeyManager.shared.currentMode == mode) ? .on : .off
            modeMenu.addItem(item)
        }
        let modeMenuItem = NSMenuItem(title: "⚙️ حالت کارکرد", action: nil, keyEquivalent: "")
        modeMenuItem.submenu = modeMenu
        menu.addItem(modeMenuItem)
        
        // 3. Hotkey Submenu
        let hotkeyMenu = NSMenu()
        for preset in HotkeyPreset.allCases {
            let item = NSMenuItem(title: preset.rawValue, action: #selector(selectHotkeyAction(_:)), keyEquivalent: "")
            item.target = self
            item.representedObject = preset
            item.state = (HotkeyManager.shared.currentPreset == preset) ? .on : .off
            hotkeyMenu.addItem(item)
        }
        let hotkeyMenuItem = NSMenuItem(title: "⌨️ کلید میانبر (Hotkey)", action: nil, keyEquivalent: "")
        hotkeyMenuItem.submenu = hotkeyMenu
        menu.addItem(hotkeyMenuItem)
        
        menu.addItem(NSMenuItem.separator())
        
        // 4. Sound Effects Toggle
        let soundsEnabled = UserDefaults.standard.bool(forKey: "SonioxPlaySounds")
        let soundItem = NSMenuItem(title: "🔊 پخش افکت صوتی", action: #selector(toggleSoundsAction(_:)), keyEquivalent: "")
        soundItem.target = self
        soundItem.state = soundsEnabled ? .on : .off
        menu.addItem(soundItem)
        
        // 5. Accessibility Permission Check
        let isAxTrusted = AXIsProcessTrusted()
        let axTitle = isAxTrusted ? "✅ دسترسی Accessibility فعال است" : "🔑 اعطای دسترسی Accessibility..."
        let axItem = NSMenuItem(title: axTitle, action: #selector(openAccessibilitySettings), keyEquivalent: "")
        axItem.target = self
        menu.addItem(axItem)
        
        // 6. Launch at Login
        let launchLogin = UserDefaults.standard.bool(forKey: "SonioxLaunchAtLogin")
        let launchItem = NSMenuItem(title: "🚀 اجرا هنگام بالا آمدن سیستم", action: #selector(toggleLaunchAtLoginAction(_:)), keyEquivalent: "")
        launchItem.target = self
        launchItem.state = launchLogin ? .on : .off
        menu.addItem(launchItem)
        
        menu.addItem(NSMenuItem.separator())
        
        // 7. About & Quit
        let aboutItem = NSMenuItem(title: "ℹ️ درباره Soniox Voice", action: #selector(aboutAction), keyEquivalent: "")
        aboutItem.target = self
        menu.addItem(aboutItem)
        
        let quitItem = NSMenuItem(title: "❌ خروج", action: #selector(quitAction), keyEquivalent: "q")
        quitItem.target = self
        menu.addItem(quitItem)
        
        statusItem?.menu = menu
    }
    
    @objc private func toggleRecordAction() {
        onToggleRecording?()
    }
    
    @objc private func selectModeAction(_ sender: NSMenuItem) {
        if let mode = sender.representedObject as? DictationMode {
            HotkeyManager.shared.currentMode = mode
            buildMenu()
        }
    }
    
    @objc private func selectHotkeyAction(_ sender: NSMenuItem) {
        if let preset = sender.representedObject as? HotkeyPreset {
            HotkeyManager.shared.currentPreset = preset
            buildMenu()
        }
    }
    
    @objc private func toggleSoundsAction(_ sender: NSMenuItem) {
        let current = UserDefaults.standard.bool(forKey: "SonioxPlaySounds")
        UserDefaults.standard.set(!current, forKey: "SonioxPlaySounds")
        buildMenu()
    }
    
    @objc private func toggleLaunchAtLoginAction(_ sender: NSMenuItem) {
        let current = UserDefaults.standard.bool(forKey: "SonioxLaunchAtLogin")
        UserDefaults.standard.set(!current, forKey: "SonioxLaunchAtLogin")
        buildMenu()
    }
    
    @objc private func openAccessibilitySettings() {
        let url = URL(string: "x-apple.systempreferences:com.apple.preference.security?Privacy_Accessibility")!
        NSWorkspace.shared.open(url)
    }
    
    @objc private func aboutAction() {
        let alert = NSAlert()
        alert.messageText = "Soniox Voice v1.0"
        alert.informativeText = "تبدیل بلادرنگ گفتار به متن فارسی و انگلیسی با موتور ابری فوق سریع Soniox.\n\nتوسعه یافته برای macOS."
        alert.alertStyle = .informational
        alert.addButton(withTitle: "باشه")
        alert.runModal()
    }
    
    @objc private func quitAction() {
        NSApplication.shared.terminate(nil)
    }
}