using LCU.Library.Internal.IncentiveApiModels.Common;
using LCU.Library.Internal.IncentiveApiModels.Entities;

namespace LCU.API.Internal.Operations.IncentiveApi.Models;

public class EmployeeGoals
{
    public EmployeeGoals(AppUser employee, MonthRange monthRange)
    {
        Employee = employee;
        MonthRange = monthRange;
        Goals = new Dictionary<int, PerProductGoal>();
        Departments = employee.Departments.Where(dept => dept.StartDate.Date < monthRange.EndTime.Date &&
                (dept.EndDate == null || monthRange.StartTime.Date < dept.EndDate.Value.Date)).ToList();
        foreach (var department in Departments)
        {
            Goals[department.DepartmentId] = new PerProductGoal();
        }

        GoalAudit = new List<Goal>();
    }

    public AppUser Employee { get; }
    public MonthRange MonthRange { get; }
    public ICollection<UserDepartment> Departments { get; }
    public IDictionary<int, PerProductGoal> Goals { get; }
    public IEnumerable<Goal> GoalAudit { get; set; }

    public void ApplyAll(ICollection<Goal> goals)
    {
        GoalAudit = GoalAudit.Concat(goals);
        foreach (var goal in goals)
        {
            if (Goals.Keys.Contains(goal.DepartmentId))
            {
                Goals[goal.DepartmentId].ProductGoals[goal.Product] += goal.Value;
            }
        }
    }

}