using FluentValidation;
using MealPlan.Api.DTOs.Recipe;

namespace MealPlan.Api.Validators;

public class CreateRecipeValidator : AbstractValidator<CreateRecipeDto>
{
    public CreateRecipeValidator()
    {
        RuleFor(x => x.Name).NotEmpty().MaximumLength(255);
        RuleFor(x => x.MealCategory).InclusiveBetween(0, 3);
        RuleFor(x => x.Calories).GreaterThanOrEqualTo(0).When(x => x.Calories.HasValue);
        RuleFor(x => x.PrepTimeMinutes).GreaterThanOrEqualTo(0).When(x => x.PrepTimeMinutes.HasValue);
        RuleForEach(x => x.Ingredients).SetValidator(new CreateIngredientValidator());
        RuleForEach(x => x.Steps).SetValidator(new CreateRecipeStepValidator());
    }
}

public class CreateIngredientValidator : AbstractValidator<CreateIngredientDto>
{
    public CreateIngredientValidator()
    {
        RuleFor(x => x.Name).NotEmpty().MaximumLength(255);
        RuleFor(x => x.Unit).MaximumLength(50).When(x => x.Unit != null);
        RuleFor(x => x.AmountGrams).GreaterThanOrEqualTo(0).When(x => x.AmountGrams.HasValue);
    }
}

public class CreateRecipeStepValidator : AbstractValidator<CreateRecipeStepDto>
{
    public CreateRecipeStepValidator()
    {
        RuleFor(x => x.StepNumber).GreaterThan(0);
        RuleFor(x => x.Description).NotEmpty();
    }
}