use tauri::{is_dev, App, AppHandle, LogicalSize, Manager, Runtime, Size, WebviewWindow, Window};

#[cfg(target_os = "macos")]
use cocoa::appkit::{NSWindow, NSWindowButton, NSWindowStyleMask, NSWindowTitleVisibility};

#[cfg(target_os = "macos")]
use objc::runtime::YES;

pub trait WindowExt {
    #[cfg(target_os = "macos")]
    fn set_transparent_titlebar(&self, title_transparent: bool, remove_toolbar: bool);
}

impl<R: Runtime> WindowExt for WebviewWindow<R> {
    #[cfg(target_os = "macos")]
    fn set_transparent_titlebar(&self, title_transparent: bool, remove_tool_bar: bool) {
        use objc::{msg_send, sel, sel_impl};

        unsafe {
            let id = self.ns_window().unwrap() as cocoa::base::id;
            NSWindow::setTitlebarAppearsTransparent_(id, cocoa::base::YES);
            let mut style_mask = id.styleMask();
            style_mask.set(
                NSWindowStyleMask::NSFullSizeContentViewWindowMask,
                title_transparent,
            );

            id.setStyleMask_(style_mask);

            if remove_tool_bar {
                let close_button = id.standardWindowButton_(NSWindowButton::NSWindowCloseButton);
                let _: () = msg_send![close_button, setHidden: YES];
                let min_button =
                    id.standardWindowButton_(NSWindowButton::NSWindowMiniaturizeButton);
                let _: () = msg_send![min_button, setHidden: YES];
                let zoom_button = id.standardWindowButton_(NSWindowButton::NSWindowZoomButton);
                let _: () = msg_send![zoom_button, setHidden: YES];
            }

            id.setTitleVisibility_(if title_transparent {
                NSWindowTitleVisibility::NSWindowTitleHidden
            } else {
                NSWindowTitleVisibility::NSWindowTitleVisible
            });

            id.setTitlebarAppearsTransparent_(if title_transparent {
                cocoa::base::YES
            } else {
                cocoa::base::NO
            });
        }
    }
}