using System;
using System.Linq;
using System.Collections.Generic;
using EnVisage.Models;
using EnVisage.Code.DAL.Mongo;

namespace EnVisage.Models
{
    /// <summary>
    /// Represents a data model for the Mix entity. This model is used to communicat between server and client.
    /// </summary>
    public class MixCalendarModel
    {
        /// <summary>Contains ends of all working weeks</summary>
        public List<long> FiscalCalendarWeekEndings { get; set; }

        /// <summary>Contains Years->Months->Days</summary>
        public Dictionary<string, Dictionary<string, List<int>>> WeekEndings { get; set; }

        public Dictionary<string, MixProjectModel> Projects { get; set; }
        public List<Guid> ManagedProjects { get; set; }
        public List<Guid> UnscheduledProjects { get; set; }
        public List<Guid> QueuedProjects { get; set; }
		public List<CategoryExpenditureInProject> UnassignedExpendituresProjects { get; set; } // SA. ENV-1210
        public List<MixTeamLayoutRowItem> Layout { get; set; }

        /// <summary>
        /// Selected in the filter teams
        /// </summary>
        public List<MixTeamModel> Teams { get; set; }
        public Dictionary<string, Dictionary<string, int>> Vacations { get; set; }
        public Dictionary<string, Dictionary<string, int>> Trainings { get; set; }


        public MixCalendarModel()
        {
            FiscalCalendarWeekEndings = new List<long>();
            WeekEndings = new Dictionary<string, Dictionary<string, List<int>>>();
            Teams = new List<MixTeamModel>();
            Projects = new Dictionary<string, MixProjectModel>();
            Vacations = new Dictionary<string, Dictionary<string, int>>();
            Trainings = new Dictionary<string, Dictionary<string, int>>();

            ManagedProjects = new List<Guid>();
            UnscheduledProjects = new List<Guid>();
            QueuedProjects = new List<Guid>();
			UnassignedExpendituresProjects = new List<CategoryExpenditureInProject>(); // SA. ENV-1210
            Layout = new List<MixTeamLayoutRowItem>();
        }

        public void AssignFrom(Mix mongoMix)
        {
            if (mongoMix.Projects != null)
            {
                Projects = mongoMix.Projects.Select(p => new MixProjectModel()
                {
                    Id = p.Value.Id,
                    Name = p.Value.Name,
                    Pinned = p.Value.Pinned,
                    Scenario = (ScenarioCalendarMixModel)p.Value.Scenario,
                    Teams = p.Value.Teams.Select(t => t).ToList()
                }).ToDictionary(k => k.Id.ToString());
            }

            if (mongoMix.Teams != null)
            {
                Teams = mongoMix.Teams.Select(x => new MixTeamModel
                {
                    Id = x.Id,
                    Name = x.Name,
                    IsNew = x.IsNew,
					CompanyId = x.CompanyId,
					CostCenterId = x.CostCenterId,
					UserId = (x.UserId != null) ? x.UserId : null,
					PlannedCapacity = (x.PlannedCapacity != null) ? x.PlannedCapacity.ToList() : new List<MixTeamCapacity>(),
					ExpCategories = (x.ExpCategories != null) ? x.ExpCategories.Select(ec => new ActivityExpCategoryFooterModel()
					{
						Id = ec.Value.Id,
						Name = ec.Value.Name,
						NeedCapacity = ec.Value.NeedCapacity,
						ActualCapacityValues = ec.Value.ActualCapacityValues,
						AllocatedCapacity = ec.Value.AllocatedCapacity,
						PlannedCapacityValues = ec.Value.PlannedCapacityValues,
						UomValue = ec.Value.UomValue,
						Resources = (ec.Value.Resources != null) ? ec.Value.Resources.Select(r => new ActivityResourceFooterModel()
						{
							Id = r.Value.Id,
							Name = r.Value.Name,
							AllocatedCapacity = r.Value.AllocatedCapacity,
							TotalCapacity = r.Value.TotalCapacity
						}).ToDictionary(k => k.Id.ToString(), v => v) : new Dictionary<string, ActivityResourceFooterModel>()
					}).ToDictionary(k => k.Id.ToString(), v => v) : new Dictionary<string, ActivityExpCategoryFooterModel>()
                }).ToList();
            }

            ManagedProjects = new List<Guid>();
            UnscheduledProjects = new List<Guid>();
            QueuedProjects = new List<Guid>();
			UnassignedExpendituresProjects = new List<CategoryExpenditureInProject>(); // SA. ENV-1210

            if (mongoMix.ManagedProjects != null)
                ManagedProjects.AddRange(mongoMix.ManagedProjects);

            if (mongoMix.UnscheduledProjects != null)
                UnscheduledProjects.AddRange(mongoMix.UnscheduledProjects);

            if (mongoMix.QueuedProjects != null)
                QueuedProjects.AddRange(mongoMix.QueuedProjects);

			// SA. ENV-1210
			if (mongoMix.UnassignedExpProjects != null)
				UnassignedExpendituresProjects = mongoMix.UnassignedExpProjects.Select(i => 
					new CategoryExpenditureInProject
					{
						ProjectId = i.ProjectId,
						ExpCatId = i.ExpCatId,
						TargetTeamId = i.TargetTeamId,
						Name = i.Name
					}).ToList();
					
			
			Layout = mongoMix.Layout.Select(l => new MixTeamLayoutRowItem()
            {
                Index = l.Index,
                Row = l.Row,
                ProjectId = l.ProjectId,
                TeamId = l.TeamId
            }).ToList();
        }
    }

	// SA. ENV-1210.
	public class CategoryExpenditureInProject
	{
		public CategoryExpenditureInProject()
		{
		}
		
		public Guid ProjectId { get; set; }
		public Guid ExpCatId { get; set; }
		public Guid? TargetTeamId { get; set; }
		public string Name { get; set; }
	}
}