using Autofac;
using FluentValidation;
using GreenTree.Nachtragsmanagement.Core;
using GreenTree.Nachtragsmanagement.Services.Appendix;
using GreenTree.Nachtragsmanagement.Services.Deviation;
using GreenTree.Nachtragsmanagement.Services.Site;
using GreenTree.Nachtragsmanagement.Web.Models.Deviation;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;

namespace GreenTree.Nachtragsmanagement.Web.Validation.Deviation
{
    public class DeviationDataModelValidator : AbstractValidator<DeviationDataModel>
    {
        public DeviationDataModelValidator()
        {
            var siteService = Singleton<IContainer>.Instance.Resolve<ISiteService>();
            var appendixService = Singleton<IContainer>.Instance.Resolve<IAppendixService>();

            RuleFor(m => m.CustomNumber)
                .NotEmpty()
                    .WithMessage("Nummer wird benötigt")
                .MaximumLength(10)
                    .WithMessage("Muss unter 10 Zeichen sein");

            RuleFor(m => m)
                .Must(d1 =>
                   (d1.SiteId.HasValue &&
                        !siteService.GetSiteById(d1.SiteId.Value).Appendices
                            .SelectMany(d2 => d2.Deviations)
                                .Select(d3 => d3.CustomNumber)
                                    .Contains(d1.CustomNumber)) ||
                   (d1.AppendixId.HasValue &&
                        !appendixService.GetAppendixById(d1.AppendixId.Value).Site.Appendices
                            .SelectMany(d2 => d2.Deviations)
                                .Select(d3 => d3.CustomNumber)
                                    .Contains(d1.CustomNumber)))
                    .WithMessage("VA-Nummer in Baustelle bereits vorhanden.");

            RuleFor(m => m.Description)
                .NotEmpty()
                    .WithMessage("Beschreibung wird benötigt");

            RuleFor(m => m.ReceiptDate)
                .NotEmpty()
                    .WithMessage("Einreichdatum wird benötigt");

            RuleFor(m => m.StatusId)
                .NotEmpty()
                    .WithMessage("Ein Status muss gewählt werden");

            RuleFor(m => m.KindId)
                .NotEmpty()
                    .WithMessage("Eine Art muss gewählt werden");
        }
    }
}