using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.ComponentModel.DataAnnotations.Schema;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using VeterinaryClinicContracts.BindingModels;
using VeterinaryClinicContracts.ViewModels;
using VeterinaryClinicDataModels.Models;

namespace VeterinaryClinicDatabaseImplement.Models
{
    public class Medication : IMedicationModel
    {
        public int Id { get; private set; }
        [Required]
        public string MedicationName { get; private set; } = string.Empty;
        [Required]
        public double Cost { get; set; }

        [ForeignKey("MedicationId")]
        public virtual List<MedicineMedication> MedicineMedications { get; set; } = new();
        public static Medication? Create(MedicationBindingModel model)
        {
            if (model == null)
            {
                return null;
            }
            return new Medication()
            {
                Id = model.Id,
                MedicationName = model.MedicationName,
                Cost = model.Cost
            };
        }
        public static Medication Create(MedicationViewModel model)
        {
            return new Medication
            {
                Id = model.Id,
                MedicationName = model.MedicationName,
                Cost = model.Cost
            };
        }
        public void Update(MedicationBindingModel model)
        {
            if (model == null)
            {
                return;
            }
            MedicationName = model.MedicationName;
            Cost = model.Cost;
        }
        public MedicationViewModel GetViewModel => new()
        {
            Id = Id,
            MedicationName = MedicationName,
            Cost = Cost
        };
    }
}