using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;

namespace EnVisage.Models.ProjectDependencies
{
    public class DependencyChain<T> : Dictionary<Guid, T>
    {
        public static DependencyChain<T> CreateFrom(Dictionary<Guid, T> obj)
        {
            if (obj == null)
                return null;
            var result = new DependencyChain<T>();
            foreach (var item in obj)
            {
                result.Add(item.Key, item.Value);
            }
            return result;
        }
    }
    public class DependencyChainItem
    {
        public Guid Id { get; set; }
        public Guid SourceProjectId { get; set; }
        public Guid TargetProjectId { get; set; }
        public int Level { get; set; }
        public short Type { get; set; }
        public string SourceProjectName { get; set; }
        public string TargetProjectName { get; set; }
        public DateTime? SourceStartDate { get; set; }
        public DateTime? SourceEndDate { get; set; }
        public DateTime? TargetStartDate { get; set; }
        public DateTime? TargetEndDate { get; set; }
        public DateTime? SourceDeadline { get; set; }
        public DateTime? TargetDeadline { get; set; }
        public bool SourceHasActuals { get; set; }
        public bool TargetHasActuals { get; set; }
        public bool IsReversed { get; set; }

        public static explicit operator DependencyChainItem(VW_ProjectDependencies obj)
        {
            if (obj == null)
                return null;
            return new DependencyChainItem
            {
                Id = obj.Id,
                SourceProjectId = obj.SourceProjectId,
                TargetProjectId = obj.TargetProjectId,
                Type = obj.Type,
                Level = 0,
                SourceStartDate = obj.SourceStartDate,
                SourceEndDate = obj.SourceEndDate,
                SourceProjectName = obj.SourceProjectName,
                TargetStartDate = obj.TargetStartDate,
                TargetEndDate = obj.TargetEndDate,
                TargetProjectName = obj.TargetProjectName,
                SourceDeadline = obj.SourceDeadline,
                TargetDeadline = obj.TargetDeadline,
                SourceHasActuals = obj.SourceHasActuals,
                TargetHasActuals = obj.TargetHasActuals
            };
        }

		public static DependencyChainItem CreateFrom(VW_ProjectDependencies obj, int level, bool isReversed)
		{
			if (obj == null)
				return null;
			return new DependencyChainItem
			{
				Id = obj.Id,
				SourceProjectId = obj.SourceProjectId,
				TargetProjectId = obj.TargetProjectId,
				Type = obj.Type,
				Level = level,
				SourceStartDate = obj.SourceStartDate,
				SourceEndDate = obj.SourceEndDate,
				SourceProjectName = obj.SourceProjectName,
				TargetStartDate = obj.TargetStartDate,
				TargetEndDate = obj.TargetEndDate,
				TargetProjectName = obj.TargetProjectName,
				IsReversed = isReversed,
                SourceDeadline = obj.SourceDeadline,
                TargetDeadline = obj.TargetDeadline,
                SourceHasActuals = obj.SourceHasActuals,
                TargetHasActuals = obj.TargetHasActuals
            };
		}
	}
}