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79 lines
2.3 KiB
C#
79 lines
2.3 KiB
C#
9 months ago
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using System.Text;
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using SqlSugar;
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namespace DS.Module.SqlSugar;
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/// <summary>
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/// sqlsuagr差异帮助类
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/// </summary>
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public static class SqlSugarDiffUtil
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{
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/// <summary>
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/// 比较两个数据对象的修改内容
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/// </summary>
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/// <param name="beforeData"></param>
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/// <param name="afterData"></param>
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/// <returns></returns>
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public static DiffLog GetDiff(List<DiffLogTableInfo> beforeData, List<DiffLogTableInfo> afterData)
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{
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string mianID = null;
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if (beforeData != null)
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{
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var keyCoulumn = beforeData[0].Columns.FirstOrDefault(p => p.IsPrimaryKey == true);
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if (keyCoulumn != null)
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{
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mianID = keyCoulumn.Value.ToString();
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}
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}
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else if (afterData != null)
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{
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var keyCoulumn = afterData[0].Columns.FirstOrDefault(p => p.IsPrimaryKey == true);
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if (keyCoulumn != null)
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{
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mianID = keyCoulumn.Value.ToString();
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}
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}
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StringBuilder sb = new StringBuilder();
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if (beforeData != null && afterData != null)
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{
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var befroeColumns = beforeData[0].Columns;
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var afterCloums = afterData[0].Columns;
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foreach (var item in befroeColumns)
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{
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if (IgnoreColumns.Contains(item.ColumnName))
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continue;
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var afterItem = afterCloums.FirstOrDefault(p => p.ColumnName == item.ColumnName && !p.Value.Equals(item.Value));
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if (afterItem != null)
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{
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sb.Append($"[字段:{item.ColumnDescription},修改前:{item.Value}，修改后:{afterItem.Value}]");
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}
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}
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}
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return new DiffLog { Id = mianID, DiffData = sb.ToString() };
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}
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public class DiffLog
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{
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/// <summary>
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/// 主键Id
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/// </summary>
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public string Id { get; set; }
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/// <summary>
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/// 差异数据
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/// </summary>
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public string DiffData { get; set; }
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}
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/// <summary>
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/// 忽略的字段
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/// </summary>
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private static readonly List<string> IgnoreColumns = new List<string>()
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{
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"CreateTime",
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"CreateBy",
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"UpdateTime",
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"UpdateBy",
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};
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}
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