lg_backend/langguanApi/Service/HomeService.cs

using langguanApi.Common.Redis;
using langguanApi.Common;
using langguanApi.Extensions.AutoDI;
using langguanApi.Model;
using System.Linq.Expressions;

namespace langguanApi.Service
{
    /// <summary>
    /// HomeService
    /// </summary>
    [ServiceInjection(InjectionType.Singleton)]
    public class HomeService
    {
        private DeviceService _deviceService;
        private Hj212Service _hj212Service;
        private readonly IConfiguration _configuration;
        private CacheManager _cacheManager;
        private readonly WeatherService _weatherService;
        private readonly AlertService _alertService;
        private readonly DetectionService _detectionService;
        /// <summary>
        /// HomeService
        /// </summary>
        /// <param name="device"></param>
        /// <param name="hj212Service"></param>
        public HomeService(DeviceService device, Hj212Service hj212Service,
            IConfiguration configuration, CacheManager cacheManager,
            WeatherService weatherService, AlertService alertService,
            DetectionService detectionService)
        {
            _deviceService = device;
            _hj212Service = hj212Service;
            _configuration = configuration;
            _cacheManager = cacheManager;
            _weatherService = weatherService;
            _alertService = alertService;
            _detectionService = detectionService;
        }
        /// <summary>
        /// view
        /// </summary>
        /// <returns></returns>
        public async Task<ApiResult> View()
        {
            var devices = await _deviceService.GetAsync();
            var cleanData = new
            {
                Yesterday = 0.8,
                LastWeek = 0.6,
            };
            Expression<Func<Model.HJ212, bool>> filter = exp => true;
            // 首页设备报警数据
            var alerts = await _alertService.IndexData();
            // 首页设备检测数据
            var detections = await _detectionService.GetIndexData();
            // 获取天气信息，缓存1小时，如果不存在，则调用WeatherService获取
            Func<Task<object>> getWeatherFunc = async () => await _weatherService.GetWeather();
            var weather = await _cacheManager.GetConvertVale(RedisKeylist.Weather, getWeatherFunc, 60 * 60);
            // 获取空气质量，缓存2小时，如果不存在，则调用WeatherService获取
            Func<Task<object>> getAriQualityFunc = async () => await _weatherService.GetAirQuality();
            var ariQuality = await _cacheManager.GetConvertVale(RedisKeylist.AriQuality, getAriQualityFunc, 60 * 120);
            Func<Task<object>> getTrendFunc = async () => await _hj212Service.GetIndexData();
            var trend = await _cacheManager.GetConvertVale(RedisKeylist.Trend, getTrendFunc, 60 * new Random().Next(70));
            //首页清洁运输比例
            var cleaData = new
            {
                yesterday = 0.8,
                lastWeek = 0.6
            };
            var d1 = await _hj212Service.GetTodayData();
            Func<Task<object>> getTodayFunc = async () => await _hj212Service.GetTodayData();
            var today = await _cacheManager.GetConvertVale(RedisKeylist.Today, getTodayFunc, 60 * 30);
            return new ApiResult
            {
                code = 0,
                data = new
                {
                    home = new
                    {
                        center = new
                        {
                            lon = _configuration.GetValue<double>("Home:Center:Lon"),
                            lat = _configuration.GetValue<double>("Home:Center:Lat"),
                        },
                        title = _configuration.GetValue<string>("Home:Title"),
                    },

                    devices,
                    weather,
                    ariQuality,
                    rate = new[] {
                        new { key = "cems", val = 0.7 } ,
                        new { key = "VOC", val = 0.6 }
                    },
                    trend,
                    alerts,
                    cleanData,
                    today,
                    getViewTop = "",
                    detections
                }
            };
        }
    }
}