using System.Text.RegularExpressions;
using SnowMaidenContracts.Exceptions;
using SnowMaidenContracts.Extensions;
using SnowMaidenContracts.Infrastructure;

namespace SnowMaidenContracts.DataModels;

// 1. Работник (Worker -> 2. Sale)  фигурирует затем в продажах,
// имеет определенную должность (Post -> Worker), имеет отношение к зачислению з/п (Worker -> Salary)

public class WorkerDataModel(string id, string fio, string postId, string phoneNumber, DateTime birthDate, DateTime employmentDate, bool isDeleted) : IValidation
{
	public string Id { get; private set; } = id;

	public string FIO { get; private set; } = fio;

    public string PhoneNumber { get; private set; } = phoneNumber;

    public string PostId { get; private set; } = postId;

	public DateTime BirthDate { get; private set; } = birthDate;

	public DateTime EmploymentDate { get; private set; } = employmentDate;

	public bool IsDeleted { get; private set; } = isDeleted;

	public void Validate()
	{
		if (Id.IsEmpty())
			throw new ValidationException("Field ID is empty");

		if (!Id.IsGuid())
			throw new ValidationException("The ID value is NOT a unique identifier");

		if (FIO.IsEmpty())
			throw new ValidationException("Field FIO is empty");

		if (PostId.IsEmpty())
			throw new ValidationException("Field Post ID is empty");

		if (!PostId.IsGuid())
			throw new ValidationException("The Post ID value is not a unique identifier");

		if (BirthDate.Date > DateTime.Now.AddYears(-16).Date)
			throw new ValidationException($"Minors cannot be hired (BirthDate = {BirthDate.ToShortDateString()})");

		if (EmploymentDate.Date < BirthDate.Date)
			throw new ValidationException("The date of employment cannot be less than the date of birth");

		if ((EmploymentDate - BirthDate).TotalDays / 365 < 16) // EmploymentDate.Year - BirthDate.Year
			throw new ValidationException($"Minors cannot be hired (EmploymentDate - {EmploymentDate.ToShortDateString()}, BirthDate - {BirthDate.ToShortDateString()})");

        if (PhoneNumber.IsEmpty())
            throw new ValidationException("Field PhoneNumber is empty");

        if (!Regex.IsMatch(PhoneNumber, @"^(8|\+7)\(?\d{3}\)?[-.\s]?\d{3}[-.\s]?\d{2}[-.\s]?\d{2}")) // *
            throw new ValidationException("Field PhoneNumber is NOT a phone number");
    }
}