using MedicalDatabaseContracts;
using MedicalDatabaseContracts.Models;
using MedicalDatabaseContracts.SearchModels;
using MedicalDatabaseContracts.ViewModels;
using Microsoft.Extensions.Logging;

namespace MedicalBusinessLogic.BusinessLogics
{
    public class DiagnoseLogic : AbstractLogic<Diagnose, DiagnoseViewModel, DiagnoseSearchModel>
    {
        public DiagnoseLogic(
            ILogger<AbstractLogic<Diagnose, DiagnoseViewModel, DiagnoseSearchModel>> logger,
            IStorage<Diagnose> storage) : base(logger, storage) { }

        protected override bool CheckModelBySearchModel(Diagnose model, DiagnoseSearchModel searchModel)
        {
            if (searchModel.Id != null && searchModel.Id != model.Id)
                return false;
            if (!string.IsNullOrEmpty(searchModel.Name) && searchModel.Name != model.Name)
                return false;
            return true;
        }

        protected override void CheckModelIsValid(Diagnose model)
        {
            if (model == null)
            {
                throw new ArgumentNullException(nameof(model));
            }
            else if (string.IsNullOrEmpty(model.Name))
            {
                throw new ArgumentNullException(nameof(model.Name));
            }
            else if (ReadList(new DiagnoseSearchModel { Name = model.Name }).Count != 0)
            {
                throw new InvalidOperationException($"Диагноз с таким названием уже есть: \"{model.Name}\"");
            }
        }

        protected override DiagnoseViewModel GetViewModel(Diagnose model)
        {
            return new DiagnoseViewModel { 
                Id = model.Id,
                Name = model.Name
            };
        }
    }
}