// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence. // See the LICENCE file in the repository root for full licence text. using System; using Humanizer; using osu.Framework.Extensions.LocalisationExtensions; using osu.Framework.Localisation; namespace osu.Game.Utils { public static class FormatUtils { /// <summary> /// Turns the provided accuracy into a percentage with 2 decimal places. /// </summary> /// <param name="accuracy">The accuracy to be formatted.</param> /// <returns>formatted accuracy in percentage</returns> public static LocalisableString FormatAccuracy(this double accuracy) { // for the sake of display purposes, we don't want to show a user a "rounded up" percentage to the next whole number. // ie. a score which gets 89.99999% shouldn't ever show as 90%. // the reasoning for this is that cutoffs for grade increases are at whole numbers and displaying the required // percentile with a non-matching grade is confusing. accuracy = Math.Floor(accuracy * 10000) / 10000; return accuracy.ToLocalisableString("0.00%"); } /// <summary> /// Formats the supplied rank/leaderboard position in a consistent, simplified way. /// </summary> /// <param name="rank">The rank/position to be formatted.</param> public static string FormatRank(this int rank) => rank.ToMetric(decimals: rank < 100_000 ? 1 : 0); /// <summary> /// Finds the number of digits after the decimal. /// </summary> /// <param name="d">The value to find the number of decimal digits for.</param> /// <returns>The number decimal digits.</returns> public static int FindPrecision(decimal d) { int precision = 0; while (d != Math.Round(d)) { d *= 10; precision++; } return precision; } } }