64 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			C#
		
	
	
	
			
		
		
	
	
			64 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			C#
		
	
	
	
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace BLL
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{
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    /// <summary>
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    /// 天气记录
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    /// </summary>
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    public class WeatherService
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    {
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        public static Model.SGGLDB db = Funs.DB;
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        /// <summary>
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        /// 根据主键获取事故类型
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        /// </summary>
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        /// <param name="weatherId"></param>
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        /// <returns></returns>
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        public static Model.Weather GetWeatherByDateAndCity(DateTime date, string city)
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        {
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            return Funs.DB.Weather.FirstOrDefault(e => e.Date == date && e.City == city);
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        }
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        /// <summary>
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        /// 添加事故类型
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        /// </summary>
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        /// <param name="weather"></param>
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        public static void AddWeather(Model.Weather weather)
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        {
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            using (Model.SGGLDB db = new Model.SGGLDB(Funs.ConnString))
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            {
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                Model.Weather newWeather = new Model.Weather
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                {
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                    WeatherId = weather.WeatherId,
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                    City = weather.City,
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                    Date = weather.Date,
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                    WeatherRef = weather.WeatherRef,
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                    CurrTem = weather.CurrTem,
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                    AllTem = weather.AllTem
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                };
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                db.Weather.InsertOnSubmit(newWeather);
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                db.SubmitChanges();
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            }
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        }
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        /// <summary>
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        /// 根据主键删除事故类型
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        /// </summary>
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        /// <param name="weatherId"></param>
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        public static void DeleteWeatherById(string weatherId)
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        {
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            Model.SGGLDB db = Funs.DB;
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            Model.Weather weather = db.Weather.FirstOrDefault(e => e.WeatherId == weatherId);
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            if (weather != null)
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            {
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                db.Weather.DeleteOnSubmit(weather);
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                db.SubmitChanges();
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            }
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        }
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    }
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}
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