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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 zzz.Services
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{
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/// <summary>
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/// 分页共同画面
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/// </summary>
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public class PageInputBase
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{
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/// <summary>
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/// 当前页码
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/// </summary>
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public virtual int PageIndex { get; set; } = 1;
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/// <summary>
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/// 页码容量
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/// </summary>
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public virtual int PageSize { get; set; } = 20;
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/// <summary>
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/// 排序字段
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/// </summary>
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public virtual string SortField { get; set; } = "Id";
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/// <summary>
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/// 排序方法,默认升序,前端传入的值是 descending ascending elementUI默认固定值
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/// </summary>
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public virtual string SortOrder { get; set; } = "descending";
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/// <summary>
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/// 拼接好的sql 排序
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/// </summary>
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public string SortSql
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{
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get
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{
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if (string.IsNullOrWhiteSpace(SortField) || string.IsNullOrWhiteSpace(SortOrder))
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{
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return string.Empty;
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}
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else
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{
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switch (SortOrder)
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{
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case "ascending":
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return SortField;
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case "descending":
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return SortField + " desc";
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default:
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return string.Empty;
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}
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}
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}
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}
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}
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}
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