using System.Collections.Generic;

namespace Umbraco.Cms.Core.Events
{
    /// <summary>
    /// Provides a base class for classes representing event data, for events that support cancellation, and expose an impacted object.
    /// </summary>
    public abstract class CancellableObjectEventArgs : CancellableEventArgs
    {
        protected CancellableObjectEventArgs(object? eventObject, bool canCancel, EventMessages messages, IDictionary<string, object> additionalData)
            : base(canCancel, messages, additionalData)
        {
            EventObject = eventObject;
        }

        protected CancellableObjectEventArgs(object? eventObject, bool canCancel, EventMessages eventMessages)
            : base(canCancel, eventMessages)
        {
            EventObject = eventObject;
        }

        protected CancellableObjectEventArgs(object? eventObject, EventMessages eventMessages)
            : this(eventObject, true, eventMessages)
        {
        }

        protected CancellableObjectEventArgs(object? eventObject, bool canCancel)
            : base(canCancel)
        {
            EventObject = eventObject;
        }

        protected CancellableObjectEventArgs(object? eventObject)
            : this(eventObject, true)
        {
        }

        /// <summary>
        /// Gets or sets the impacted object.
        /// </summary>
        /// <remarks>
        /// This is protected so that inheritors can expose it with their own name
        /// </remarks>
        public object? EventObject { get; set; }
    }
}