using Indotalent.ConfigBackEnd.Exceptions;
using Indotalent.ConfigBackEnd.Extensions;
using Indotalent.Infrastructure.Database;
using MediatR;
using Microsoft.EntityFrameworkCore;

namespace Indotalent.Features.Organization.Branch.Cqrs;

public class CreateBranchRequest
{
    public string? Code { get; set; }
    public string? Name { get; set; }
    public string? Description { get; set; }
    public string StreetAddress { get; set; } = string.Empty;
    public string City { get; set; } = string.Empty;
    public string StateProvince { get; set; } = string.Empty;
    public string ZipCode { get; set; } = string.Empty;
    public string Phone { get; set; } = string.Empty;
    public string Email { get; set; } = string.Empty;
    public string OtherInformation1 { get; set; } = string.Empty;
    public string OtherInformation2 { get; set; } = string.Empty;
    public string OtherInformation3 { get; set; } = string.Empty;
}

public class CreateBranchResponse
{
    public string? Id { get; set; }
    public string? Code { get; set; }
}

public record CreateBranchCommand(CreateBranchRequest Data) : IRequest<CreateBranchResponse>;

public class CreateBranchHandler : IRequestHandler<CreateBranchCommand, CreateBranchResponse>
{
    private readonly AppDbContext _context;

    public CreateBranchHandler(AppDbContext context) => _context = context;

    public async Task<CreateBranchResponse> Handle(CreateBranchCommand request, CancellationToken cancellationToken)
    {
        var isExists = await _context.Branch
            .AnyAsync(x => x.Code == request.Data.Code, cancellationToken);

        if (isExists)
        {
            throw new AlreadyExistsException("Branch", request.Data.Code ?? string.Empty);
        }

        var entityName = nameof(Data.Entities.Branch);

        var autoNo = await _context.GenerateAutoNumberAsync(
            entityName: entityName,
            prefixTemplate: $"{entityName.ToShortNameConsonant(3)}/{{Year}}/",
            ct: cancellationToken
        );

        var entity = new Data.Entities.Branch
        {
            AutoNumber = autoNo,
            Code = request.Data.Code,
            Name = request.Data.Name,
            Description = request.Data.Description,
            StreetAddress = request.Data.StreetAddress,
            City = request.Data.City,
            StateProvince = request.Data.StateProvince,
            ZipCode = request.Data.ZipCode,
            Phone = request.Data.Phone,
            Email = request.Data.Email,
            OtherInformation1 = request.Data.OtherInformation1,
            OtherInformation2 = request.Data.OtherInformation2,
            OtherInformation3 = request.Data.OtherInformation3
        };

        _context.Branch.Add(entity);
        await _context.SaveChangesAsync(cancellationToken);

        return new CreateBranchResponse
        {
            Id = entity.Id,
            Code = entity.Code
        };
    }
}