using System.Collections.Generic;
using System.Xml.Serialization;

using SabreTools.Core;
using Newtonsoft.Json;

namespace SabreTools.DatItems
{
    /// <summary>
    /// Represents which DIP Switch(es) is associated with a set
    /// </summary>
    [JsonObject("dipswitch"), XmlRoot("dipswitch")]
    public class DipSwitch : DatItem
    {
        #region Fields

        #region Common

        /// <summary>
        /// Name of the item
        /// </summary>
        [JsonProperty("name")]
        [XmlElement("name")]
        public string Name { get; set; }

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

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

        /// <summary>
        /// Conditions associated with the dipswitch
        /// </summary>
        [JsonProperty("conditions", DefaultValueHandling = DefaultValueHandling.Ignore)]
        [XmlElement("conditions")]
        public List<Condition> Conditions { get; set; }

        [JsonIgnore]
        public bool ConditionsSpecified { get { return Conditions != null && Conditions.Count > 0; } }

        /// <summary>
        /// Locations associated with the dipswitch
        /// </summary>
        [JsonProperty("locations", DefaultValueHandling = DefaultValueHandling.Ignore)]
        [XmlElement("locations")]
        public List<Location> Locations { get; set; }

        [JsonIgnore]
        public bool LocationsSpecified { get { return Locations != null && Locations.Count > 0; } }

        /// <summary>
        /// Settings associated with the dipswitch
        /// </summary>
        [JsonProperty("values", DefaultValueHandling = DefaultValueHandling.Ignore)]
        [XmlElement("values")]
        public List<Setting> Values { get; set; }

        [JsonIgnore]
        public bool ValuesSpecified { get { return Values != null && Values.Count > 0; } }

        #endregion

        #region SoftwareList

        /// <summary>
        /// Original hardware part associated with the item
        /// </summary>
        [JsonProperty("part", DefaultValueHandling = DefaultValueHandling.Ignore)]
        [XmlElement("part")]
        public Part Part { get; set; } = null;

        [JsonIgnore]
        public bool PartSpecified
        {
            get
            {
                return Part != null
                    && (!string.IsNullOrEmpty(Part.Name)
                        || !string.IsNullOrEmpty(Part.Interface));
            }
        }

        #endregion

        #endregion // Fields

        #region Accessors

        /// <inheritdoc/>
        public override string GetName() => Name;

        /// <inheritdoc/>
        public override void SetName(string name) => Name = name;

        #endregion

        #region Constructors

        /// <summary>
        /// Create a default, empty DipSwitch object
        /// </summary>
        public DipSwitch()
        {
            Name = string.Empty;
            ItemType = ItemType.DipSwitch;
        }

        #endregion

        #region Cloning Methods

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

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

                Name = this.Name,
                Tag = this.Tag,
                Mask = this.Mask,
                Conditions = this.Conditions,
                Locations = this.Locations,
                Values = this.Values,

                Part = this.Part,
            };
        }

        #endregion

        #region Comparision Methods

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

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

            // If the DipSwitch information matches
            bool match = (Name == newOther.Name
                && Tag == newOther.Tag
                && Mask == newOther.Mask);
            if (!match)
                return match;

            // If the part matches
            if (PartSpecified)
                match &= (Part == newOther.Part);

            // If the conditions match
            if (ConditionsSpecified)
            {
                foreach (Condition condition in Conditions)
                {
                    match &= newOther.Conditions.Contains(condition);
                }
            }

            // If the locations match
            if (LocationsSpecified)
            {
                foreach (Location location in Locations)
                {
                    match &= newOther.Locations.Contains(location);
                }
            }

            // If the values match
            if (ValuesSpecified)
            {
                foreach (Setting value in Values)
                {
                    match &= newOther.Values.Contains(value);
                }
            }

            return match;
        }

        #endregion
    }
}