using FluentValidation;
using ExpenseTracker.Domain.Enums;

namespace ExpenseTracker.Application.Transactions.Commands.Update;

public class UpdateTransactionCommandValidator : AbstractValidator<UpdateTransactionCommand>
{
    public UpdateTransactionCommandValidator()
    {
        RuleFor(e => e.Id)
            .NotEmpty();

        RuleFor(e => e.Amount);

        RuleFor(e => e.Category)
            .Must(c => 
                Category.Enumerations.Any(e => e.Value.Equals(Category.FromName(c))) || 
                c == null)
            .WithMessage(c => $"'{nameof(c.Category)}' must be one of the following: '{String.Join("', ", Category.Enumerations.Values.Select(v => v.Name))}'.");

        RuleFor(e => e.Time);

        RuleFor(e => e.Description)
            .Length(0, 256);

        RuleFor(e => e.AccountId)
            .NotEmpty();
    }
}