using EleWise.ELMA.CRM.Models;
using EleWise.ELMA.Services;
using Yambr.Dadata.Exceptions;
using Yambr.Dadata.Services;
using Yambr.Dadata.Settings;

namespace Yambr.Dadata.Models.Scripts
{
    /// <summary>
    /// Модуль сценариев объекта "Контрагент"
    /// </summary>
    public class ContractorLegalExtScripts : EleWise.ELMA.Model.Scripts.Entities.EntityScriptModule<IContractorLegalExt>
    {
        /// <summary>
        /// Обновление контрагента с формы при заполненных полях наименование - инн, огрн
        /// </summary>
        /// <param name="entity"></param>
        /// <param name="form"></param>
        public virtual void UpdateContractorLegalBySuggestion(IContractorLegalExt entity, EleWise.ELMA.Model.Views.FormViewBuilder<IContractorLegalExt> form)
        {
            var contractorUpdaterService = Locator.GetService<IContractorUpdaterService>();
            contractorUpdaterService.UpdateContractorLegalBySuggestion(entity);
            NameValidationForDuplicateCheck(entity, form);
        }

        private static void NameValidationForDuplicateCheck(IContractor entity, EleWise.ELMA.Model.Views.FormViewBuilder<IContractorLegalExt> form)
        {
            var nameInput = form.For(c => c.Name);
            try
            {
                CheckDuplicate(entity);
                nameInput.Validation.Ok();
            }
            catch (ContractorDuplicateException e)
            {
                var exception = e.Message;
                nameInput.Validation.Error(exception);
            }
        }

        private static void CheckDuplicate(IContractor entity)
        {
            var settings = Locator.GetServiceNotNull<DadataSettingsModule>().Settings;
            if (!(settings.CheckDuplicateOnSaveContractor ?? false)) return;
            var contractorUpdaterService = Locator.GetServiceNotNull<IContractorUpdaterService>();
            var duplicateContractor = contractorUpdaterService.GetDuplicateContractor(entity);
            if (duplicateContractor != null)
            {
                throw new ContractorDuplicateException(
                    duplicateContractor,
                    $"Нельзя создавать дубль {duplicateContractor} #{duplicateContractor.Id} - ответственный {duplicateContractor.Responsible} {duplicateContractor.Responsible?.EMail}");
            }
        }
    }
}