using System.Xml.Serialization;

using SabreTools.Core;
using Newtonsoft.Json;
using Newtonsoft.Json.Converters;

namespace SabreTools.DatItems
{
    /// <summary>
    /// Represents a condition on a machine or other item
    /// </summary>
    [JsonObject("condition"), XmlRoot("condition")]
    public class Condition : DatItem
    {
        #region Fields

        /// <summary>
        /// Condition tag value
        /// </summary>
        [JsonProperty("tag", DefaultValueHandling = DefaultValueHandling.Ignore)]
        [XmlElement("tag")]
        public string Tag { get; set; }

        /// <summary>
        /// Condition mask
        /// </summary>
        [JsonProperty("mask", DefaultValueHandling = DefaultValueHandling.Ignore)]
        [XmlElement("mask")]
        public string Mask { get; set; }

        /// <summary>
        /// Condition relationship
        /// </summary>
        [JsonProperty("relation", DefaultValueHandling = DefaultValueHandling.Ignore)]
        [JsonConverter(typeof(StringEnumConverter))]
        [XmlElement("relation")]
        public Relation Relation { get; set; }

        [JsonIgnore]
        public bool RelationSpecified { get { return Relation != Relation.NULL; } }

        /// <summary>
        /// Condition value
        /// </summary>
        [JsonProperty("value", DefaultValueHandling = DefaultValueHandling.Ignore)]
        [XmlElement("value")]
        public string Value { get; set; }

        #endregion

        #region Constructors

        /// <summary>
        /// Create a default, empty Condition object
        /// </summary>
        public Condition()
        {
            ItemType = ItemType.Condition;
        }

        #endregion

        #region Cloning Methods

        public override object Clone()
        {
            return new Condition()
            {
                ItemType = this.ItemType,
                DupeType = this.DupeType,

                Machine = this.Machine.Clone() as Machine,
                Source = this.Source.Clone() as Source,
                Remove = this.Remove,

                Tag = this.Tag,
                Mask = this.Mask,
                Relation = this.Relation,
                Value = this.Value,
            };
        }

        #endregion

        #region Comparision Methods

        public override bool Equals(DatItem other)
        {
            // If we don't have a Condition, return false
            if (ItemType != other.ItemType)
                return false;

            // Otherwise, treat it as a Condition
            Condition newOther = other as Condition;

            // If the Feature information matches
            return (Tag == newOther.Tag
                && Mask == newOther.Mask
                && Relation == newOther.Relation
                && Value == newOther.Value);
        }

        #endregion
    }
}