using WPFluent.Controls;

using System.Text;

namespace WPFluent.Extensions;

/// <summary>
/// Set of extensions for the enumeration of icons to facilitate their management and replacement.
/// </summary>
public static class SymbolExtensions
{
    /// <summary>
    /// Converts <see cref="SymbolRegular"/> to <see langword="string"/> based on the ID.
    /// </summary>
    public static string GetString(this SymbolRegular icon)
    { return Encoding.Unicode.GetString(BitConverter.GetBytes((int)icon)).TrimEnd('\0'); }

    /// <summary>
    /// Converts <see cref="SymbolFilled"/> to <see langword="string"/> based on the ID.
    /// </summary>
    public static string GetString(this SymbolFilled icon)
    { return Encoding.Unicode.GetString(BitConverter.GetBytes((int)icon)).TrimEnd('\0'); }

    /// <summary>
    /// Replaces <see cref="SymbolRegular"/> with <see cref="SymbolFilled"/>.
    /// </summary>
    public static SymbolFilled Swap(this SymbolRegular icon)
    {
        // It is possible that the alternative icon does not exist
        return SymbolGlyph.ParseFilled(icon.ToString());
    }

    /// <summary>
    /// Replaces <see cref="SymbolFilled"/> with <see cref="SymbolRegular"/>.
    /// </summary>
    public static SymbolRegular Swap(this SymbolFilled icon)
    {
        // It is possible that the alternative icon does not exist
        return SymbolGlyph.Parse(icon.ToString());
    }
}