using Infrastructure.Data;
using Infrastructure.Extensions;
using Infrastructure.Web;
using IoT.Shared.Application.Domain.Entities;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Mvc;
using Microsoft.EntityFrameworkCore;
using Platform.ViewModels;
using System.Collections.Generic;
using System.Linq;

namespace Platform.Controllers
{
    [Authorize]
    [ApiExplorerSettings(IgnoreApi = true)]
    public class HomeController : BaseController
    {
        private readonly IUserService _useService;

        private readonly IRepository<User> _userRepo;

        private readonly IRepository<Area> _areaRepo;

        private readonly IRepository<Organ> _organRepo;

        private readonly IRepository<Building> _buildingRepo;

        public HomeController(IUserService userService, IRepository<User> userRepo, IRepository<Area> areaRepo, IRepository<Organ> organRepo, IRepository<Building> buildingRepo)
        {
            this._useService = userService;
            this._userRepo = userRepo;
            this._areaRepo = areaRepo;
            this._organRepo = organRepo;
            this._buildingRepo = buildingRepo;
        }

        public IActionResult Index()
        {
            var area = this._areaRepo.ReadOnlyTable()
                .Where(o => o.Name == "南关区")
                .Include(o => o.Parent).ThenInclude(o => o.Parent).First();
            return View();
        }

        public IActionResult Building(HomeModel model)
        {
            var userOrganId = User.GetOrganId().Value;//当前用户机构Id
            var userOrgans = this._userRepo.ReadOnlyTable()
                .Where(o=>o.UserName==User.Identity.Name)
                .SelectMany(o => o.OrganUsers)
                .Select(o => o.Organ)
                .ToList();
            var organList = new List<Organ>();
            foreach (var item in userOrgans)
            {
                var userOrganList = this._organRepo.ReadOnlyTable()//当前用户机构及下级机构
               .Where(o => o.ParentId != null)
               .Where(o => o.Left >= item.Left && o.Right <= item.Right)
               .Include(o => o.Buildings)
               .ToList();
                organList.AddRange(userOrganList);
            }
            var currentUserOrgan = this._organRepo.ReadOnlyTable().FirstOrDefault(o => o.Id == userOrganId);//当前用户机构
            //var organList = this._organRepo.ReadOnlyTable()//当前用户机构及下级机构
            //    .Where(o => o.ParentId != null)
            //    .Where(o => o.Left >= currentUserOrgan.Left && o.Right <= currentUserOrgan.Right)
            //    .Include(o => o.Buildings)
            //    .ToList();
            organList.ToTree();
            var rootOrganId = this._organRepo.ReadOnlyTable().Where(o => o.Number == "root").Select(o => o.Id).FirstOrDefault();
            model.Organs = organList.Where(o => o.Parent == null).ToList();
            if (model.BuildingId.HasValue)//选中建筑，则建筑所属机构为当前机构
            {
                model.Organ = organList.SelectMany(o => o.Buildings).FirstOrDefault(o => o.Id == model.BuildingId.Value).Organ;
                model.Scenes = this._buildingRepo.ReadOnlyTable()
                    .Where(o => o.Id == model.BuildingId.Value)
                    .SelectMany(o => o.Scenes)
                    .Where(o => o.Hidden == false)
                    .ToList();
            }
            else
            {
                if (model.OrganId.HasValue)
                {
                    model.Organ = organList.FirstOrDefault(o => o.Id == model.OrganId.Value);
                }
                else
                {//即未选中建筑也未选中机构，则用户所在机构为当前机构
                    model.Organ = organList.FirstOrDefault(o => o.Id == userOrganId);
                }
                model.Scenes = this._organRepo.ReadOnlyTable()
                    .Where(o => o.Id == model.Organ.Id)
                    .SelectMany(o => o.OrganScenes)
                    .Where(o => o.Hidden == false)
                    .Where(o => o.BuildingId == null)
                    .ToList();
            }
            model.OrganId = model.Organ.Id;

            var rootBuildingId = this._buildingRepo.ReadOnlyTable().Where(o => o.Number == "root").Select(o => o.Id).FirstOrDefault();
            if (model.BuildingId.HasValue)
            {
                model.Building = model.Organ.Buildings.FirstOrDefault(o => o.Id == model.BuildingId.Value);
                model.Buildings = model.Organ.Buildings.Where(o => o.ParentId == model.BuildingId.Value).ToList();
            }
            else
            {
                model.Buildings = model.Organ.Buildings.Where(o => o.ParentId == rootBuildingId).ToList();
            }

            var currentBuilding = model.BuildingId.HasValue ?
                this._buildingRepo.ReadOnlyTable().FirstOrDefault(o => o.Id == model.BuildingId.Value) :
                null;
            var query = this._buildingRepo.ReadOnlyTable()
                .Where(o => o.ParentId != null)
                .Where(o => o.OrganId == model.OrganId.Value)
                .WhereIf(!model.ShowAll && model.BuildingId.HasValue, o => o.Id == model.BuildingId.Value)
                .WhereIf(!model.ShowAll && !model.BuildingId.HasValue, o => false)
                .WhereIf(model.ShowAll && model.BuildingId.HasValue, o => o.Left >= currentBuilding.Left && o.Right <= currentBuilding.Right)
                .SelectMany(o => o.IoTGateways)
                .SelectMany(o => o.Devices);
            model.TotalCount = query.Count();
            model.Deviceses = query
                .Include(o => o.Data)
                .Skip(model.PageSize * (model.PageIndex - 1))
                .Take(model.PageSize).ToList();

            foreach (var item in organList)
            {
                item.Buildings = item.Buildings.ToTree().Where(o => o.ParentId == rootBuildingId).ToList();
            }
            return View(model);
        }

        public IActionResult Alarm()
        {
            return View();
        }

        public IActionResult Product()
        {
            return View();
        }

        public IActionResult Device()
        {
            return View();
        }

        public IActionResult Organ()
        {
            return View();
        }

        public IActionResult Nodes()
        {
            return View();
        }

        public IActionResult Node()
        {
            return View();
        }

        public IActionResult Index3()
        {
            return View();
        }

        public IActionResult Index4()
        {
            return View();
        }

        private object Convert(Organ root)
        {
            return new
            {
                title = root.Name,
                key = root.Number,
                children = root.Children.Select(o => Convert(o))
            };
        }

        public string Mac(string id)
        {
            return Helper.Instance.MacEncrypt(id);
        }
    }
}