using AutobusApi.Application.Common.Interfaces;
using AutobusApi.Domain.Entities;
using AutobusApi.Domain.Enums;
using MediatR;

namespace AutobusApi.Application.Companies.Commands.CreateCompany;

public class CreateCompanyCommandHandler : IRequestHandler<CreateCompanyCommand, int>
{
    private readonly IApplicationDbContext _dbContext;
    private readonly IIdentityService _identityService;

    public CreateCompanyCommandHandler(
        IApplicationDbContext dbContext,
        IIdentityService identityService)
    {
        _dbContext = dbContext;
        _identityService = identityService;
    }

    public async Task<int> Handle(
        CreateCompanyCommand request,
        CancellationToken cancellationToken)
    {
        var company = new Company();

        company.Name = request.Name;
        company.LegalAddress = request.LegalAddress;
        company.ContactPhoneNumber = request.ContactPhoneNumber;
        company.ContactEmail = request.ContactEmail;

        var userId = await _identityService.RegisterAsync(request.OwnerEmail, request.OwnerPassword, cancellationToken);

        company.Employees = new List<Employee>()
        {
            new Employee()
            {
                IdentityId = userId,
                FirstName = request.OwnerFirstName,
                LastName = request.OwnerLastName,
                Patronymic = request.OwnerPatronymic,
                Sex = Enum.Parse<Sex>(request.OwnerSex),
                BirthDate = request.OwnerBirthDate,
                Documents = new List<EmployeeDocument>()
                {
                    new EmployeeDocument()
                    {
                        Type = Enum.Parse<EmployeeDocumentType>(request.OwnerDocumentType),
                        Information = request.OwnerDocumentInformation
                    }
                }
            }
        };

        _dbContext.Companies.Add(company);

        await _dbContext.SaveChangesAsync(cancellationToken);

        return company.Id;
    }
}