#if os(macOS)
import AppKit

extension SheetModel {
    /// Fits the loaded grid (the same visible rows used by the editor).
    func fitColumn(_ column: Int) async {
        guard (0..<cols).contains(column), mayWrite, !busy, !hasUnconfirmedChanges else { return }
        var width: CGFloat = 40
        for (point, cell) in cells where point.c == column {
            let style = styles[cell.f ?? ""]
            var font = NSFont.systemFont(ofSize: 13, weight: style?.b == true ? .bold : .regular)
            if style?.i == true { font = NSFontManager.shared.convert(font, toHaveTrait: .italicFontMask) }
            width = max(width, (cell.display as NSString).size(withAttributes: [.font: font]).width + 14)
        }
        await resize(axis: "col", size: min(1000, Int(ceil(width))), index: column)
    }
}
#endif