sa/Stars Assistant/Views/Helpers/PlanetStyleConverters.cs

using Avalonia.Data.Converters;

namespace StarsAssistant.Views.Helpers;

public static class PlanetStyleConverters
{
    /// <summary>
    /// Check, if the planet pop percentage is in the warning range
    /// </summary>
    public static FuncValueConverter<int?, bool> PopulationPercentWarning { get; }
        = new((value) =>
        {
            return value switch
            {
                null => false,
                > 0 and < 25 or > 33 and <= 50 => true,
                _ => false
            };
        });

    /// <summary>
    /// Check, if the planet pop percentage is in a bad range (overpop)
    /// </summary>
    public static FuncValueConverter<int?, bool> PopulationPercentBad { get; }
        = new((value) =>
        {
            return value switch
            {
                null => false,
                > 100 => true,
                _ => false
            };
        });
     
    /// <summary>
    /// Check, if the planet pop percentage is in a good range (growth-wise)
    /// </summary>
    public static FuncValueConverter<int?, bool> PopulationPercentGood { get; }
        = new((value) =>
        {
            return value switch
            {
                null => false,
                >= 25 and <= 33 => true,
                _ => false
            };
        });
    
    /// <summary>
    /// Check, if the planet pop percentage is not relevant (100%)
    /// </summary>
    public static FuncValueConverter<int?, bool> PopulationPercentInactive { get; }
        = new((value) =>
        {
            return value switch
            {
                null => false,
                > 99 and <= 100 => true,
                _ => false
            };
        });
}