using Infrastructure.Application;
using Infrastructure.Data;
using Infrastructure.Extensions;
using Infrastructure.Web.Mvc;
using IoT.Shared.Application.Domain.Entities;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Mvc;
using Microsoft.EntityFrameworkCore;
using Platform.Application.Models.IoTCenter;
using Platform.Areas.IoTCenter.Controllers;
using System;
using System.Linq;

namespace IoT.Shared.Areas.IoTCenter.Controlls
{
    [Authorize]
    [ApiController]
    [Route("IoTCenter/[controller]/[action]")]
    [Area("IoTCenter")]
    [ControllerScope(ControllerScopeType.Platform)]
    public class IoTGatewayController : IoTSharedController<IoTGateway, EditPlatformIoTGatewayModel>
    {
        private readonly IRepository<Organ> _organRepo;
        private readonly IRepository<Building> _buildingRepo;
        private readonly IRepository<BuildingIoTGateway> _buildingGatewayRepo;
        private readonly AjaxController _ajax;

        public IoTGatewayController(IRepository<IoTGateway> repo, 
            IServiceProvider sp, IRepository<Organ> organRepo, 
            IRepository<Building> buildingRepo, 
            IRepository<BuildingIoTGateway> buildingGatewayRepo,
            AjaxController ajax) : base(repo, sp)
        {
            this._organRepo = organRepo;
            this._buildingRepo = buildingRepo;
            this._buildingGatewayRepo = buildingGatewayRepo;
            this._ajax = ajax;
        }

        public override IQueryable<IoTGateway> Query(PagedListModel<EditPlatformIoTGatewayModel> model, IQueryable<IoTGateway> query)
        {
            query = this._buildingGatewayRepo.ReadOnlyTable()
                .WhereIf(model.Query.BuildingId.HasValue, o => o.BuildingId == model.Query.BuildingId.Value)
                .WhereIf(model.Query.OrganId.HasValue, o => o.Building.OrganId == model.Query.OrganId.Value)
                .Select(o => o.IoTGateway);
            return query
                .WhereIf(!string.IsNullOrEmpty(model.Query.Name), o => o.Name.Contains(model.Query.Name))
                .WhereIf(!string.IsNullOrEmpty(model.Query.Number), o => o.Number.Contains(model.Query.Number))
                .WhereIf(!string.IsNullOrEmpty(model.Query.Version), o => o.Version.Contains(model.Query.Version))
                .WhereIf(model.Query.IsOnline.HasValue, o => o.IsOnline == model.Query.IsOnline.Value)
                .WhereIf(model.Query.Hidden.HasValue, o => o.Hidden == model.Query.Hidden.Value);
        }

        public override void ToDisplayModel(IoTGateway entity, EditPlatformIoTGatewayModel model)
        {
            var building = this._buildingGatewayRepo.ReadOnlyTable()
                .Where(o => o.IoTGatewayId == model.Id)
                .Include(o=>o.Building).ThenInclude(o=>o.Organ)
                .Select(o=>o.Building)
                .FirstOrDefault();
            model.BuildingId = building?.Id;
            model.OrganId = building?.OrganId;
            if (model.OrganId.HasValue)
            {
                var organ = building?.Organ;
                var name = this._organRepo.ReadOnlyTable()
                    .Where(o => o.ParentId != null)
                    .Where(o => o.Left <= organ.Left && o.Right >= organ.Right).ToList()
                    .ToList()
                    .ToTree()
                    .FirstOrDefault(o => o.Id == model.OrganId.Value)?.GetDisplayName();
                ViewData.Add(model.OrganId, name);
            }
            if(model.BuildingId.HasValue)
            {
                var name = this._buildingRepo.ReadOnlyTable()
                    .Where(o => o.ParentId != null)
                    .Where(o => o.Left <= building.Left && o.Right >= building.Right).ToList()
                    .ToList()
                    .ToTree()
                    .FirstOrDefault(o => o.Id == model.BuildingId.Value)?.GetDisplayName();
                ViewData.Add(model.BuildingId, name);
            }
        }

        public override void ToEditModel(IoTGateway entity, EditPlatformIoTGatewayModel model)
        {
            if(entity!=null)
            {
                var building = this._buildingGatewayRepo.ReadOnlyTable()
                    .Where(o => o.IoTGatewayId == model.Id)
                    .Include(o => o.Building)
                    .Select(o => o.Building)
                    .FirstOrDefault();
                model.BuildingId = building?.Id;
                model.OrganId = building?.OrganId;
            }
            ViewData.SelectList(o => model.OrganId, () => this._ajax.GetOrgan(model.OrganId).SelectList());
            if(model.OrganId.HasValue)
            {
                ViewData.SelectList(o => model.BuildingId, () => this._ajax.GetBuilding(model.OrganId.Value, model.BuildingId).SelectList());
            }
        }

        public override void ToEntity(EditPlatformIoTGatewayModel model, IoTGateway entity)
        {
            if (model.BuildingId.HasValue)
            {
                var buildingGateway = this._buildingGatewayRepo.Table().FirstOrDefault(o => o.IoTGatewayId == model.Id);
                if (model.BuildingId.HasValue)
                {
                    if (buildingGateway == null)
                    {
                        buildingGateway = new BuildingIoTGateway { BuildingId = model.BuildingId.Value, IoTGatewayId = model.Id };
                        this._buildingGatewayRepo.Add(buildingGateway);
                    }
                    else
                    {
                        if (buildingGateway.BuildingId != model.BuildingId.Value)
                        {
                            buildingGateway.BuildingId = model.BuildingId.Value;
                        }
                    }
                }
                else
                {
                    if (buildingGateway != null)
                    {
                        this._buildingGatewayRepo.Delete(buildingGateway);
                    }
                }
                if(this.ControllerContext.ActionDescriptor.ActionName=="Edit")
                {
                    this._buildingGatewayRepo.SaveChanges();
                }
            }
        }

        public override string GetNodeNumber(EditPlatformIoTGatewayModel model)
        {
            return model.Number;
        }
    }
}