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

namespace ODCWeb.Models.ViewModels
{
    public class ProjectSummaryyViewModel
    {
        public ODCProject Project { get; set; }
        public List<Floor> Floors { get; set; }
        public List<FloorAction> Actions { get; set; }
        public List<ActionTask> Tasks { get; set; }

        // Statistics
        public int TotalFloors { get; set; }
        public int TotalActions { get; set; }
        public int TotalTasks { get; set; }

        // Financial Summary
        public double TotalMaterialCost { get; set; }
        public double TotalLaborCost { get; set; }
        public double TotalProjectedBudget { get; set; }

        // Modified Budget
        public double TotalModifiedLaborCost { get; set; }
        public double TotalModifiedMaterialCost { get; set; }
        public double TotalModifiedBudget { get; set; }

        // Actual Costs
        public double TotalActualLaborCost { get; set; }
        public double TotalActualMaterialCost { get; set; }
        public double TotalBudgetLeft { get; set; }
        public double TotalProfitLoss { get; set; }

        // Completion Statistics
        public double AverageCompletion { get; set; }
        public int CompletedTasks { get; set; }
        public int InProgressTasks { get; set; }
        public int NotStartedTasks { get; set; }

        // Date Information
        public DateOnly? EarliestStartDate { get; set; }
        public DateOnly? LatestEndDate { get; set; }

        // Calculated Properties
        public int TotalProjectDuration
        {
            get
            {
                if (EarliestStartDate.HasValue && LatestEndDate.HasValue)
                {
                    return LatestEndDate.Value.DayNumber - EarliestStartDate.Value.DayNumber;
                }
                return 0;
            }
        }

        public double CompletionPercentage => AverageCompletion;

        public string ProjectStatus
        {
            get
            {
                if (AverageCompletion >= 100) return "Completed";
                if (AverageCompletion > 0) return "In Progress";
                return "Not Started";
            }
        }

        public double BudgetVariance => TotalModifiedBudget - TotalProjectedBudget;

        public double ActualVariance => TotalActualLaborCost + TotalActualMaterialCost - TotalModifiedBudget;
    }
}