90 lines
2.9 KiB
C#
90 lines
2.9 KiB
C#
using JSMachine.WMS.Domain.IRepository;
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using JSMachine.WMS.Domain.Repository;
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using System.Collections.Generic;
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namespace JSMachine.WMS.Domain.Entity
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{
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/// <summary>
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/// 通用分页查询结果，封装分页统计信息和当前页数据。
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/// </summary>
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/// <typeparam name="T">页数据的元素类型。</typeparam>
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public class PagedResult<T>
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{
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public static readonly PagedResult<T> EmptyPagedResult = new PagedResult<T>(0, 0, 0, 0, null);
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#region Public Properties
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/// <summary>
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/// 总记录数
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/// </summary>
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public int TotalRecords { get; set; }
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/// <summary>
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/// 总页数
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/// </summary>
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public int TotalPages { get; set; }
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/// <summary>
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/// 每页的记录数
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/// </summary>
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public int PageSize { get; set; }
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/// <summary>
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/// 当前页码
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/// </summary>
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public int PageNumber { get; set; }
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/// <summary>
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/// 获取或设置当前页码的记录
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/// </summary>
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public List<T> PageData { get; set; }
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#endregion
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/// <summary>
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/// 创建空的分页结果，页数据初始化为空集合。
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/// </summary>
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public PagedResult()
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{
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this.PageData = new List<T>();
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}
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/// <summary>
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/// 使用完整分页统计信息创建结果。
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/// </summary>
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/// <param name="totalRecords">符合条件的总记录数。</param>
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/// <param name="totalPages">总页数。</param>
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/// <param name="pageSize">每页记录数。</param>
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/// <param name="pageNumber">当前页码。</param>
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/// <param name="data">当前页数据。</param>
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public PagedResult(int totalRecords, int totalPages, int pageSize, int pageNumber, List<T> data)
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{
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this.TotalPages = totalPages;
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this.TotalRecords = totalRecords;
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this.PageSize = pageSize;
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this.PageNumber = pageNumber;
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this.PageData = data;
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}
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/// <summary>
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/// 根据总记录数和分页参数计算总页数并创建结果。
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/// </summary>
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/// <param name="totalRecords">符合条件的总记录数。</param>
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/// <param name="pageSize">每页记录数。</param>
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/// <param name="pageNumber">当前页码。</param>
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/// <param name="data">当前页数据。</param>
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public PagedResult(int totalRecords, int pageSize, int pageNumber, List<T> data)
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{
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if (pageSize > 0)
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{
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this.TotalPages = totalRecords % pageSize == 0 ? totalRecords / pageSize : totalRecords / pageSize + 1;
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}
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this.TotalRecords = totalRecords;
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this.PageSize = pageSize;
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this.PageNumber = pageNumber;
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this.PageData = data;
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}
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}
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}
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