/// <summary>
/// Determines if <see cref="AddonBag"/> contains specified addon key.
/// </summary>
/// <param name="addonBag">The <see cref="AddonBag"/>.</param>
/// <param name="key">The key of addon object.</param>
/// <returns><see langword="true" /> if <see cref="AddonBag"/> contains specified addon key, otherwise <see langword="false"/>.</returns>
/// <exception cref="NullReferenceException"><paramref name="key"/> is <see langword="null"/>.</exception>
public static bool ContainsAddon(this AddonBag addonBag, object key)
{
key.VerifyNotNull(nameof(key));
return addonBag.ContainsAddon(key);
}
/// <summary>
/// Removes addon from <see cref="AddonBag"/> by key.
/// </summary>
/// <param name="addonBag">The <see cref="AddonBag"/>.</param>
/// <param name="key">The addon key.</param>
/// <exception cref="NullReferenceException"><paramref name="key"/> is <see langword="null"/>.</exception>
public static void RemoveAddon(this AddonBag addonBag, object key)
{
addonBag.RemoveAddon(key);
}
/// <summary>
/// Adds or update addon in <see cref="AddonBag"/>.
/// </summary>
/// <param name="addonBag">The <see cref="AddonBag"/>.</param>
/// <param name="addon">The addon to be added or updated with by key.</param>
/// <exception cref="NullReferenceException"><paramref name="addon"/> is <see langword="null"/></exception>
public static void AddOrUpdate(this AddonBag addonBag, IAddon addon)
{
addon.VerifyNotNull(nameof(addon));
addonBag.AddOrUpdate(addon);
}
/// <summary>
/// Gets the addon by key.
/// </summary>
/// <param name="addonBag">The <see cref="AddonBag"/>.</param>
/// <param name="key">The key which uniquely identifies the addon.</param>
/// <returns>The addon with specified key. <see langword="null" /> if no addon with specified key found.</returns>
public static IAddon GetAddon(this AddonBag addonBag, object key)
{
return addonBag.GetAddon(key);
}
/// <summary>
/// Get the single or default addon in the <see cref="AddonBag"/> by type.
/// </summary>
/// <typeparam name="T">The type of the addon.</typeparam>
/// <param name="addonBag">The <see cref="AddonBag"/>.</param>
/// <returns>The addon with specified type, <see langword="null"/> if no addon found.</returns>
/// <exception cref="InvalidOperationException">More than one addon of the specified type found.</exception>
public static T GetAddon<T>(this AddonBag addonBag)
where T : class, IAddon
{
return addonBag.GetAddon<T>();
}
/// <summary>
/// Gets the collection of addons in the <see cref="AddonBag" /> by type.
/// </summary>
/// <typeparam name="T">The type of the addon.</typeparam>
/// <param name="addonBag">The <see cref="AddonBag"/>.</param>
/// <returns>The collection of addons with specified type.</returns>
public static ReadOnlyCollection<T> GetAddons<T>(this AddonBag addonBag)
where T : class, IAddon
{
return addonBag.GetAddons<T>();
}
/// <summary>
/// Initializes a new instance of the <see cref="AddonInvoker"/> class.
/// </summary>
/// <param name="addonBag">The <see cref="AddonBag"/>.</param>
protected AddonInvoker(AddonBag addonBag)
{
AddonBag = addonBag.VerifyNotNull(nameof(addonBag));
}