using System;
using JD.Kernel.StaticHelpers;

namespace JD.TeaBoxAddinSystem.Addins.Description.Conditions
{
    /// <summary>
    /// Describes a condition and its target.
    /// </summary>
    public class ConditionInfo : AddinObject
    {
        #region Variables

        private readonly Condition m_condition;
        private string m_target;

        #endregion

        #region Constructor

        /// <summary>
        /// Constructor.
        /// </summary>
        /// <param name="condition"></param>
        public ConditionInfo(Condition condition)
        {
            Throw.IfNull(condition, "condition");
            m_condition = condition;
        }

        /// <summary>
        /// Constructor.
        /// </summary>
        /// <param name="condition"></param>
        /// <param name="target"></param>
        public ConditionInfo(Condition condition, string target)
            : this(condition)
        {
            Target = target;
        }

        #endregion

        #region Properties

        /// <summary>
        /// Condition.
        /// </summary>
        public Condition Condition
        {
            get
            {
                return m_condition;
            }
        }

        /// <summary>
        /// Target to apply the condition to.
        /// </summary>
        public string Target
        {
            get
            {
                return m_target;
            }
            set
            {
                ThrowIfLoaded();
                m_target = value;
            }
        }

        #endregion

        #region Methods

        internal override void OnModuleChanged(EventArgs e)
        {
            Condition.Module = Module;
            base.OnModuleChanged(e);
        }

        /// <summary>
        /// Overriden.
        /// </summary>
        /// <returns></returns>
        public override string ToString()
        {
            return $"[ConditionInfo: Condition={Condition} Target={(string.IsNullOrEmpty(Target) ? "None" : Target)}]";
        }

        #endregion
    }
}