34 lines
1022 B
C#
34 lines
1022 B
C#
using FATrace.Com;
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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 FATrace.App
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{
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public class FSqlContext
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{
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private static readonly Lazy<IFreeSql> LazyFreeSql = new Lazy<IFreeSql>(() =>
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{
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var connectionString = ConfigHelper.GetRequiredConnectionString("connecting");
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try
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{
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return new FreeSql.FreeSqlBuilder()
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.UseConnectionString(FreeSql.DataType.SqlServer, connectionString)
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.UseAutoSyncStructure(false)
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.Build();
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}
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catch (Exception ex)
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{
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throw new InvalidOperationException("初始化数据库连接失败，请检查连接字符串与数据库网络连通性。", ex);
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}
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});
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/// <summary>
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/// 获取单例数据库实例。
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/// </summary>
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public static IFreeSql FDb => LazyFreeSql.Value;
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}
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}
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