using IStation.Common;
using IStation.Dto;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net;
using System.Net.Http;
using System.Security.Permissions;
using System.Text;
using System.Threading.Tasks;
using System.Web;
using System.Web.Http; 

namespace IStation.WebApi.Controllers
{
    /// <summary>
    /// 水库水位
    /// </summary>
    [RoutePrefix("ReservoirWaterLevel")]
    public class ReservoirWaterLevelController : ApiController
    {

        /// <summary>
        /// 获取实时值 
        /// </summary> 
        /// <returns></returns>
        [Route("GetRealValue")]
        [HttpGet]
        public async Task<IStation.Dto.ApiResult> GetRealValue()
        {
            var d = await  ZyConnectHelper.GetRealReservoirWaterLevel();

            return new IStation.Dto.ApiResult<double>(d);
        }

        /// <summary>
        /// 获取今日预测值(24点时) 
        /// </summary> 
        /// <returns></returns>
        [Route("GetTodayEndPredictiveValue")]
        [HttpGet]
        public async Task<IStation.Dto.ApiResult> GetTodayEndPredictiveValue()
        {
            var now_value = await ZyConnectHelper.GetRealReservoirWaterLevel();

            var today_prj = Common.HistoryAnaPrjFileHelper.GetPrj(DateTime.Today);

            if(today_prj == null || today_prj.BlockTimes == null || today_prj.PointTimes == null)
            {
                return new IStation.Dto.ApiResult<double>(-100);
            }

            var now = DateTime.Now;
            double predictiveValue = now_value;

            foreach(var pt in today_prj.PointTimes)
            {
                if (now > pt.Time)
                {
                    predictiveValue = now_value + today_prj.PointTimes.Last().WaterLevelH - pt.WaterLevelH;
                    return new IStation.Dto.ApiResult<double>(predictiveValue);
                }
            }


            return new IStation.Dto.ApiResult<double>(now_value);
        }
    }
}