39 lines
1.3 KiB
39 lines
1.3 KiB
using Entity.Ammeter;
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using HybirdFrameworkCore.Autofac.Attribute;
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using OfficeOpenXml.FormulaParsing.Excel.Functions.DateTime;
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using Repository.Ammeter;
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using SqlSugar;
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namespace Service.Ammeter;
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[Scope("SingleInstance")]
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public class EmeterEnergyChangeService : BaseServices<EmeterEnergyChange>
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{
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private readonly EmeterEnergyChangeRepository _emeterEnergyChangeRep;
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public EmeterEnergyChangeService(EmeterEnergyChangeRepository emeterEnergyChangeRep)
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{
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_emeterEnergyChangeRep = emeterEnergyChangeRep;
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BaseDal = emeterEnergyChangeRep;
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}
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/// <summary>
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/// 获取交流电表实时数据
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/// </summary>
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/// <returns></returns>
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public async Task<List<EmeterEnergyChange>> GetEnergyMeterRealTime(string endTime)
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{
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// 将传入的时间参数转换为DateTime类型
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DateTime endDateTime = DateTime.Parse(endTime);
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// 根据传入的时间参数计算1分钟的时间
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DateTime startDateTime = endDateTime.AddMinutes(-1);
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List<EmeterEnergyChange> list = await _emeterEnergyChangeRep.QueryListByClauseAsync(i => i.UploadTime>=startDateTime);
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return list
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.GroupBy(e => e.Code)
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.Select(g => g.OrderByDescending(e => e.UploadTime).First())
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.ToList();
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}
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} |