using System;
using System.Collections.Generic;
using System.Linq;
using Luticate2.Auth.Auth.DataAccess;
using Luticate2.Auth.Auth.DataAccess.Models;
using Luticate2.Auth.Auth.Dbo;
using Luticate2.Auth.Utils.Business.Crud;
using Luticate2.Auth.Utils.Business.Fields;
using Luticate2.Auth.Utils.Dbo.Fields;
using Luticate2.Auth.Utils.Dbo.Result;
using Microsoft.EntityFrameworkCore;

namespace Luticate2.Auth.Auth.Business
{
    public class LuGroupsBusiness : LuEfCrudBusiness<LuGroupDbo, LuGroups, Luticate2DbContext>
    {
        public LuGroupsBusiness(IServiceProvider serviceProvider) : base(serviceProvider)
        {
        }

        protected override LuResult<IQueryable<LuGroups>> Include(LuPartialFieldsDbo partialResponse, IQueryable<LuGroups> queryable)
        {
            var included = queryable;
            if (partialResponse.Fields.IsIncluded<LuGroupDbo>(x => x.Metadata))
            {
                included = included.Include(x => x.IdNavigation);
            }

            return LuResult<IQueryable<LuGroups>>.Ok(included);
        }

//        protected override LuResult<IQueryable<LuGroups>> Filter(LuFilterDbo filter, IQueryable<LuGroups> queryable)
//        {
//            return LuResult<IQueryable<LuGroups>>.Ok(queryable.Where(groups => groups.LuGroupsObjects.Any(objects => objects.Priority == 0)));
//        }

        public override LuResult<IList<LuGroupDbo>> Create(LuPartialFieldsDbo partialResponse,
            LuPartialFieldsDbo partialInput, IEnumerable<LuGroupDbo> dbos)
        {
            var addedDbos = new List<LuGroupDbo>();
            var addedModels = new List<LuGroups>();
            var createResult = Execute((context, set) =>
            {
                foreach (var dbo in dbos)
                {
                    var model = new LuGroups();
                    var addResult = ConvertDboToModel(partialInput, dbo, model);
                    if (!addResult)
                    {
                        return addResult.To<bool>();
                    }
                    model.IdNavigation = new LuObjectsMetadata();
                    set.Add(model);
                    addedModels.Add(model);
                }

                context.SaveChanges();

                return LuResult<bool>.Ok(true);
            });

            if (!createResult)
            {
                return createResult.To<IList<LuGroupDbo>>();
            }

            var ids = addedModels.Select(x => x.Id);

            foreach (var addedModel in addedModels)
            {
                var addedDbo = new LuGroupDbo();
                var convertResult = ConvertModelToDbo(partialResponse, addedModel, addedDbo);
                if (!convertResult)
                {
                    return convertResult.To<IList<LuGroupDbo>>();
                }
                addedDbos.Add(addedDbo);
            }

            return LuResult<IList<LuGroupDbo>>.Ok(addedDbos);
        }
    }
}