71 lines
2.4 KiB
C#
71 lines
2.4 KiB
C#
using Model;
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using Model.Entity;
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using ORM;
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using Service.Interface;
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using SqlSugar;
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using System;
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using System.Collections.Generic;
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using System.Threading.Tasks;
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namespace Service.Implement
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{
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/// <summary>
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/// 监测数值记录服务实现
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/// </summary>
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public class MonitorValueService : BaseService<MonitorValueEntity>, IMonitorValueService
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{
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// 继承父类构造函数，注入 SqlSugar 仓储
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public MonitorValueService(SqlSugarRepository<MonitorValueEntity> repository) : base(repository)
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{
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}
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/// <summary>
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/// 批量插入监测数据
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/// </summary>
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public async Task<Result<bool>> InsertRangeAsync(List<MonitorValueEntity> entities)
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{
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if (entities == null || entities.Count == 0)
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return Result<bool>.Success(true);
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try
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{
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// 使用 SqlSugar 的批量插入，底层会转换为 BulkCopy 或是批量 SQL，速度极快
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var result = await _repository.Context.Insertable(entities).ExecuteCommandAsync();
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return Result<bool>.Success(result > 0);
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}
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catch (Exception ex)
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{
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return Result<bool>.Error("批量插入监测数据失败", ex);
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}
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}
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/// <summary>
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/// 根据监测通道名称，分页查询历史记录
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/// </summary>
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public async Task<Result<List<MonitorValueEntity>>> GetPagedByNameAsync(string monitorName, int pageIndex, int pageSize, RefAsync<int> total)
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{
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try
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{
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var query = _repository.Entities;
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// 如果传了名字则按名字过滤
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if (!string.IsNullOrEmpty(monitorName))
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{
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query = query.Where(x => x.MonitorName == monitorName);
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}
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var list = await query
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.OrderByDescending(d => d.CreateTime) // 监测项通常优先看最新的数据
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.ToPageListAsync(pageIndex, pageSize, total);
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// 计算总页数
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total.Value = (int)Math.Ceiling((double)total.Value / pageSize);
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return Result<List<MonitorValueEntity>>.Success(list);
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}
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catch (Exception ex)
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{
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return Result<List<MonitorValueEntity>>.Error($"根据名称 [{monitorName}] 分页查询数据失败", ex);
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}
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}
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}
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} |