using Aitex.Core.Util;
using DocumentFormat.OpenXml.Bibliography;
using DocumentFormat.OpenXml.Drawing.Diagrams;
using DocumentFormat.OpenXml.Wordprocessing;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.InteropServices.ComTypes;
using System.Runtime.Serialization;
using System.ServiceModel;
using System.Text;
using System.Threading.Tasks;

namespace MECF.Framework.Common.Aitex.Core.RT.EMS
{
    /// <summary>
    /// 维护项相关信息
    /// </summary>
    [Serializable]
    [DataContract]
    public class MaintainanceItem:ICloneable
    {
        #region Constructors

        /// <summary>
        /// 此构造函数无法添加子项，Add函数不可用
        /// </summary>
        public MaintainanceItem()
        {

        }

        /// <summary>
        /// 此构造函数用于构造有子项的维护项
        /// </summary>
        /// <param name="mname"></param>
        /// <param name="description"></param>
        /// <param name="enable"></param>
        /// <param name="latest"></param>
        /// <param name="subitems"></param>
        /// <param name="filepath"></param>
        public MaintainanceItem(string mname,int id,int index,string description,string defaultrecord,bool enable,DateTime latest,List<MaintainanceItem> subitems,string filepath = "")
        {
            Name = mname;
            Id = id;
            Index = index;
            Description = description;
            DefaultRecord = defaultrecord;
            _maintaineddate = latest;
            _subitems = subitems;
            Enable = enable;
            FilePath = filepath;
        }
        #endregion

        #region Properties

        DateTime _maintaineddate;
        bool _ismaintained = false;
        [DataMember]
        List<MaintainanceItem> _subitems = null;

        [DataMember]
        public string Name { get; set; }

        [DataMember]
        public int Id { get; set; }

        [DataMember]
        public int Index { get; set; }

        [DataMember]
        public string Description { get; set; }

        [DataMember]
        public string DefaultRecord { get; set; }

        [DataMember]
        public string FilePath { get; set; }

        [DataMember]
        public bool Enable { get; set; }

        [Subscription("IsMaintained")]
        public bool IsMaintained => _ismaintained;

        [Subscription("MaintainedDate")]
        public DateTime MaintainedDate => _maintaineddate;

        #endregion

        #region Methods

        public List<MaintainanceItem> GetAllMaintainanceItems()
        {
            return _subitems == null ? new List<MaintainanceItem>() : _subitems;
        }

        /// <summary>
        /// 更新项目及子项目的维护时间
        /// </summary>
        public bool Maintained(DateTime date,bool isMaintainSubItem = true)
        {
            if (Enable)
            {
                _maintaineddate = date;
                if (_subitems!=null&&isMaintainSubItem)
                {
                    _subitems.ForEach(i => {
                        if (i.Enable)
                        {
                            _maintaineddate = date;
                        }
                    });
                }
                return true;
            }
            return false;
        }

        public bool CheckMaintained(DateTime start)
        {
            _ismaintained = _maintaineddate.CompareTo(start) > 0;//晚于起始时间即为已保养
            return IsMaintained;
        }

        public object Clone()
        {
            if (_subitems == null)
            {
                return new MaintainanceItem(Name, Id, Index, Description,DefaultRecord ,Enable, MaintainedDate, null, FilePath);
            }
            var clonelist = new List<MaintainanceItem>();
            foreach (var item in GetAllMaintainanceItems())
            {
                clonelist.Add((MaintainanceItem)item.Clone());
            }
            return new MaintainanceItem(Name, Id, Index, Description, DefaultRecord, Enable, MaintainedDate, clonelist, FilePath);
        }

        public void Add(MaintainanceItem item)
        {
            _subitems?.Add(item);
        }
        #endregion


    }
}