using System.Collections.Generic;

namespace MicaSetup.Shell.Dialogs;

#pragma warning disable CS8618

internal class ShellPropertyDescriptionsCache
{
    private static ShellPropertyDescriptionsCache cacheInstance;

    private readonly IDictionary<PropertyKey, ShellPropertyDescription> propsDictionary;

    private ShellPropertyDescriptionsCache() => propsDictionary = new Dictionary<PropertyKey, ShellPropertyDescription>();

    public static ShellPropertyDescriptionsCache Cache
    {
        get
        {
            if (cacheInstance == null)
            {
                cacheInstance = new ShellPropertyDescriptionsCache();
            }
            return cacheInstance;
        }
    }

    public ShellPropertyDescription GetPropertyDescription(PropertyKey key)
    {
        if (!propsDictionary.ContainsKey(key))
        {
            propsDictionary.Add(key, new ShellPropertyDescription(key));
        }
        return propsDictionary[key];
    }
}