iot/projects/Platform/Areas/IoTCenter/Controllers/IoTDataController.cs

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

namespace IoT.Shared.Areas.IoTCenter.Controlls
{
    [Authorize]
    [ApiController]
    [Route("IoTCenter/[controller]/[action]")]
    [Area("IoTCenter")]
    [ControllerScope(ControllerScopeType.Platform)]
    public class IoTDataController : IoTSharedController<IoTData, EditPlatformIoTDataModel>
    {
        private readonly IConfiguration _configuration;
        private readonly IRepository<IoTGateway> _nodeRepo;
        private readonly AjaxController _ajax;
        private readonly IRepository<IoTProductCategory> _categoryRepo;
        private readonly IRepository<Organ> _organRepo;
        private readonly IRepository<Building> _buildingRepo;

        public IoTDataController(IConfiguration configuration,
            IRepository<IoTGateway> nodeRepo,
            IRepository<IoTData> repo,
            AjaxController ajax,
            IRepository<IoTProductCategory> categoryRepo,
            IRepository<Organ> organRepo,
            IRepository<Building> buildingRepo,
            IServiceProvider sp) : base(repo, sp)
        {
            this._configuration = configuration;
            this._nodeRepo = nodeRepo;
            this._ajax = ajax;
            this._categoryRepo = categoryRepo;
            this._organRepo = organRepo;
            this._buildingRepo = buildingRepo;
        }

        public override IQueryable<IoTData> Include(IQueryable<IoTData> query)
        {
            return query.Include(o => o.IoTDevice).ThenInclude(o => o.IoTGateway).ThenInclude(o => o.Building).ThenInclude(o => o.Organ)
                .Include(o => o.IoTDevice).ThenInclude(o => o.IoTProduct).ThenInclude(o => o.IoTProductCategory);
        }

        public override IQueryable<IoTData> Query(PagedListModel<EditPlatformIoTDataModel> model, IQueryable<IoTData> query)
        {
            return query
                .WhereIf(model.Query.OrganId.HasValue, o => o.IoTDevice.IoTGateway.Building.OrganId == model.Query.OrganId.Value)
                .WhereIf(model.Query.BuildingId.HasValue, o => o.IoTDevice.IoTGateway.BuildingId == model.Query.BuildingId.Value)
                .WhereIf(model.Query.IoTGatewayId.HasValue, o => o.IoTDevice.IoTGatewayId == model.Query.IoTGatewayId.Value)
                .WhereIf(model.Query.CategoryId.HasValue, o => o.IoTDevice.IoTProduct.IoTProductCategoryId == model.Query.CategoryId.Value)
                .WhereIf(model.Query.IoTProductId.HasValue, o => o.IoTDevice.IoTProductId == model.Query.IoTProductId.Value)
                .WhereIf(model.Query.IoTDeviceId.HasValue, o => o.IoTDeviceId == model.Query.IoTDeviceId.Value)
                .WhereIf(!string.IsNullOrEmpty(model.Query.Name), o => o.Name.Contains(model.Query.Name))
                .WhereIf(!string.IsNullOrEmpty(model.Query.Key), o => o.Key.Contains(model.Query.Key))
                .WhereIf(!string.IsNullOrEmpty(model.Query.Value), o => o.Value.Contains(model.Query.Value))
                .WhereIf(model.Query.DataType.HasValue, o => o.DataType == model.Query.DataType.Value)
                .WhereIf(model.Query.ValueType.HasValue, o => o.ValueType == model.Query.ValueType.Value)
                .WhereIf(!string.IsNullOrEmpty(model.Query.Unit), o => o.Unit.Contains(model.Query.Unit))
                .WhereIf(!string.IsNullOrEmpty(model.Query.Description), o => o.Description.Contains(model.Query.Description))
                .WhereIf(model.Query.Timestamp.HasValue, o => o.Timestamp == model.Query.Timestamp.Value)
                .WhereIf(model.Query.Hidden.HasValue, o => o.Hidden == model.Query.Hidden.Value)
                .OrderBy(o => o.IoTDevice.IoTProductId).ThenBy(o => o.IoTDevice.IoTGatewayId).ThenBy(o => o.IoTDeviceId);
        }

        public override void EntityToModel(IoTData entity, EditPlatformIoTDataModel model)
        {
            model.IoTProductId = entity.IoTDevice?.IoTProductId;
            model.CategoryId = entity.IoTDevice?.IoTProduct?.IoTProductCategoryId;
            model.IoTGatewayId = entity.IoTDevice?.IoTGatewayId;
            model.BuildingId = entity.IoTDevice?.IoTGateway?.BuildingId;
            model.OrganId = entity.IoTDevice?.IoTGateway?.Building?.OrganId;
        }

        public override void ToDisplayModel(IoTData entity, EditPlatformIoTDataModel model)
        {
            if (model.BuildingId.HasValue)
            {
                var name = this._buildingRepo.ReadOnlyTable()
                    .Where(o => o.ParentId != null)
                    .Where(o => o.Left <= entity.IoTDevice.IoTGateway.Building.Left && o.Right >= entity.IoTDevice.IoTGateway.Building.Right)
                    .ToList()
                    .ToTree()
                    .FirstOrDefault(o => o.Id == model.BuildingId.Value)?.GetDisplayName();
                ViewData.Add(model.BuildingId.Value, name);
            }
            if (model.OrganId.HasValue)
            {
                var name = this._organRepo.ReadOnlyTable()
                    .Where(o => o.ParentId != null)
                    .Where(o => o.Left <= entity.IoTDevice.IoTGateway.Building.Organ.Left && o.Right >= entity.IoTDevice.IoTGateway.Building.Organ.Right)
                    .ToList()
                    .ToTree()
                    .FirstOrDefault(o => o.Id == entity.IoTDevice.IoTGateway.Building.OrganId)?.GetDisplayName();
                ViewData.Add(model.OrganId, name);
            }
            if (model.IoTProductId.HasValue)
            {
                ViewData.Add(model.IoTProductId, entity.IoTDevice.IoTProduct.Name);
            }
            if (model.CategoryId.HasValue)
            {
                var name = this._categoryRepo.ReadOnlyTable()
                    .Where(o => o.ParentId != null)
                    .Where(o => o.Left <= entity.IoTDevice.IoTProduct.IoTProductCategory.Left && o.Right >= entity.IoTDevice.IoTProduct.IoTProductCategory.Right)
                    .ToList()
                    .ToTree()
                    .FirstOrDefault(o => o.Id == model.CategoryId.Value)?.GetDisplayName();
                ViewData.Add(model.CategoryId, name);
            }
            if (model.IoTDeviceId.HasValue)
            {
                ViewData.Add(model.IoTDeviceId, entity.IoTDevice.Name);
            }
            if (model.IoTGatewayId.HasValue)
            {
                ViewData.Add(model.IoTGatewayId, entity.IoTDevice.IoTGateway.Name);
            }
        }

        public override void ToEditModel(IoTData entity, EditPlatformIoTDataModel model)
        {
            ViewData.SelectList(o => model.OrganId, () => this._ajax.GetOrgan(model.OrganId).SelectList());
            ViewData.SelectList(o => model.BuildingId, () => this._ajax.GetBuilding(model.OrganId.Value, model.BuildingId).SelectList(), model.OrganId.HasValue);
            ViewData.SelectList(o => model.IoTGatewayId, () => this._ajax.GetIoTGatewayByBuilding(model.BuildingId.Value, model.IoTGatewayId).SelectList(), model.BuildingId.HasValue);
            ViewData.SelectList(o => model.IoTDeviceId, () => this._ajax.GetIoTDevice(model.IoTGatewayId.Value, model.IoTDeviceId).SelectList(), model.IoTGatewayId.HasValue);
            ViewData.SelectList(o => model.CategoryId, () => this._ajax.GetIoTProductCategory(model.CategoryId).SelectList());
            ViewData.SelectList(o => model.IoTProductId, () => this._ajax.GetIoTProductByCategory(model.CategoryId.Value, model.IoTProductId).SelectList(), model.CategoryId.HasValue);
        }

        public override string GetNodeNumber(EditPlatformIoTDataModel model)
        {
            return this._nodeRepo.ReadOnlyTable().Where(o => o.Id == model.IoTGatewayId).Select(o => o.Number).FirstOrDefault();
        }

        [HttpGet]
        public IActionResult DataHistory(Guid id, SearchDataHistoryModel model)
        {
            var data = this.Repo.ReadOnlyTable()
                .Include(o => o.IoTDevice).ThenInclude(o => o.IoTGateway)
                .Include(o => o.IoTDevice).ThenInclude(o => o.IoTProduct)
                .FirstOrDefault(o => o.Id == id);
            var url = this._configuration["influxdb:url"];
            var usr = this._configuration["influxdb:usr"];
            var pwd = this._configuration["influxdb:pwd"];
            var dbName = "iot";
            var measurementName = "data";
            using var client = new InfluxClient(new Uri(url), usr, pwd);
            var parameters = new
            {
                start = model.Start,
                end = model.End.AddDays(1)
            };
            var query = $"from {measurementName} where time>=$start and time<$end and DeviceNumber = '{data.IoTDevice.Number}'";

            var dataQuery = $"select {data.Key} {query} limit {model.PageSize} offset {(model.PageIndex - 1) * model.PageSize}";
            var result = client.ReadAsync<DynamicInfluxRow>(dbName, dataQuery, parameters: parameters).Result;
            var rows = result.Results.FirstOrDefault()?
                .Series.FirstOrDefault()?
                .Rows;
            model.List.AddRange(rows.Select(o => new DisplayDataHistoryModel
            {
                DeviceName = data.IoTDevice.DisplayName,
                DeviceNumber = data.IoTDevice.Number,
                Name = data.Name,
                Unit = data.Unit,
                Value = o.GetField(data.Key).ToString(),
                Date = o.Timestamp
            }));

            var countQuery = $"select count({data.Key}) {query}";
            var countResult = client.ReadAsync<DynamicInfluxRow>(dbName, countQuery, parameters: parameters).Result;
            model.TotalCount = Convert.ToInt32(countResult.Results.FirstOrDefault().Series.FirstOrDefault().Rows.FirstOrDefault().GetField("count"));

            ViewBag.HtmlTitle = data.Name;
            return View(model);
        }
    }
}