using DataServer.api;
using DataServer.api.EnergyEfficiency;
using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.Configuration;
using System.Linq;
using System.Net;
using System.Net.Http;
using System.Text;
using System.Web.Http;

namespace DongYingAPI.Controllers.api.EnergyEfficiency
{
    public class GetUnitConsumptionController : ApiController
    {
        DataServer.BLL.device_info device_bll = new DataServer.BLL.device_info();

        DataServer.BLL.electricity_data bll = new DataServer.BLL.electricity_data();

        DataServer.BLL.water_data water_bll = new DataServer.BLL.water_data();

        DataServer.BLL.gas_data gas_bll = new DataServer.BLL.gas_data();

        /// <summary>
        /// 获取单耗接口
        /// </summary>
        /// <returns></returns>
        public HttpResponseMessage Get()
        {
            var res = new get_unit_consumption_response();
            try
            {
                var now = DateTime.Now;
                var start_time = DateTime.Parse(now.ToString("yyyy-MM-dd") + " 00:00:00");
                var end_time = DateTime.Parse(now.ToString("yyyy-MM-dd HH") + ":00:00");
                //今日用水量
                decimal water = 0;
                //人均用水量
                decimal avg_water_consumption = 0;
                //根据事件查询两条数据，然后值相减为用水量
                var water_list = water_bll.GetModelList(" EntireTime='" + start_time + "' or EntireTime='" + end_time + "' ");
                if (water_list.Count >= 2)
                {
                    var start_data = water_list.Where(a => a.EntireTime.Value == start_time).FirstOrDefault();
                    var end_data = water_list.Where(a => a.EntireTime.Value == end_time).FirstOrDefault();
                    if (start_data != null && end_data != null)
                    {
                        if (start_data.WaterYield != null && end_data.WaterYield != null)
                        {
                            decimal water_yield = end_data.WaterYield.Value - start_data.WaterYield.Value;
                            avg_water_consumption = Math.Round(water_yield / 3300, 2);
                            water = water_yield;
                        }
                    }
                }
                //今日天然气
                decimal natural_gas = 0;
                var gas_list = gas_bll.GetModelList(" EntireTime='" + start_time + "' or EntireTime='" + end_time + "' ");
                if (gas_list.Count >= 2)
                {
                    var start_data = gas_list.Where(a => a.EntireTime.Value == start_time).FirstOrDefault();
                    var end_data = gas_list.Where(a => a.EntireTime.Value == end_time).FirstOrDefault();
                    if (start_data != null && end_data != null)
                    {
                        if (start_data.GasConsumption != null && end_data.GasConsumption != null)
                        {
                            decimal gas_consumption = end_data.GasConsumption.Value - start_data.GasConsumption.Value;
                            natural_gas = gas_consumption;
                        }
                    }
                }
                var end_time1 = DateTime.Parse(now.AddHours(-1).ToString("yyyy-MM-dd HH") + ":00:00");
                //今日电量
                decimal electricity = 0;
                //判断表是否存在，不存在就创建
                var date_base = ConfigurationManager.AppSettings["MySQLDataBase"].ToString();
                var time = now.ToString("yyyyMM");
                if (!bll.IsExistsTable(date_base, "electricity_data_" + time))
                {
                    bll.CreateTable(time);
                }
                var list = bll.GetModelListDate(" EntireTime='" + start_time + "' or EntireTime='" + end_time1 + "' ", time);
                var device_list = device_bll.GetModelList("");
                foreach (var item in device_list)
                {
                    var start_data = list.Where(a => a.DeviceId == item.DeviceId && a.EntireTime.Value == start_time).FirstOrDefault();
                    var end_data = list.Where(a => a.DeviceId == item.DeviceId && a.EntireTime.Value == end_time1).FirstOrDefault();
                    if (start_data != null && end_data != null)
                    {
                        if (start_data.EH != null && end_data.EH != null)
                        {
                            decimal eh = end_data.EH.Value - start_data.EH.Value;
                            electricity += eh;
                        }
                    }
                }
                //人均综合能耗
                decimal avg_energy_consumption = Math.Round((water + natural_gas + electricity) / 3300, 2);
                //单位建筑面积综合能耗
                decimal unit_building_area = Math.Round((water + natural_gas + electricity) / 59000, 2);
                res.code = 200;
                res.msg = "成功";
                res.data = new unit_consumption() { avg_energy_consumption = avg_energy_consumption, avg_water_consumption = avg_water_consumption, unit_building_area = unit_building_area };
            }
            catch (Exception ex)
            {
                res.code = 500;
                res.msg = "失败，" + ex.Message;
            }
            HttpResponseMessage result = new HttpResponseMessage { Content = new StringContent(JsonConvert.SerializeObject(res), Encoding.GetEncoding("UTF-8"), "application/json") };
            return result;
        }
    }
}