import Foundation

enum DurationFormattingSupport {
    static func conciseDuration(ms: Int) -> String {
        if ms < 1000 { return "\(ms)ms" }
        let s = Double(ms) / 1000.0
        if s < 60 { return "\(Int(round(s)))s" }
        let m = s / 60.0
        if m < 60 { return "\(Int(round(m)))m" }
        let h = m / 60.0
        if h < 48 { return "\(Int(round(h)))h" }
        let d = h / 24.0
        return "\(Int(round(d)))d"
    }
}