62 lines
1.9 KiB
C#
62 lines
1.9 KiB
C#
using Infrastructure;
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using Infrastructure.Model;
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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.Text.RegularExpressions;
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namespace ZR.CodeGenerator
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{
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/// <summary>
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/// 代码生成数据库连接
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/// </summary>
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public class DbProvider
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{
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protected static SqlSugarClient CodeDb;
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/// <summary>
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/// 获取动态连接字符串
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/// </summary>
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/// <param name="dbName">数据库名</param>
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/// <returns></returns>
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public SqlSugarClient GetSugarDbContext(string dbName = "")
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{
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DbConfigs configs = AppSettings.Get<DbConfigs>("CodeGenDbConfig");
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string connStr = configs.Conn;
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if (!string.IsNullOrEmpty(dbName))
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{
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configs.DbName = dbName;
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}
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connStr = connStr.Replace("{dbName}", configs.DbName, StringComparison.OrdinalIgnoreCase);
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var db = new SqlSugarClient(new List<ConnectionConfig>()
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{
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new ConnectionConfig(){
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ConnectionString = connStr,
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DbType = (DbType)configs.DbType,
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IsAutoCloseConnection = true,//开启自动释放模式和EF原理一样
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InitKeyType = InitKeyType.Attribute,//从特性读取主键和自增列信息
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},
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});
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CodeDb = db;
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return db;
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}
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/// <summary>
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/// 获得字符串中开始和结束字符串中间得值
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/// </summary>
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/// <param name="str">字符串</param>
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/// <param name="s">开始</param>
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/// <param name="e">结束</param>
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/// <returns></returns>
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public static string GetValue(string str, string s, string e)
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{
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Regex rg = new("(?<=(" + s + "))[.\\s\\S]*?(?=(" + e + "))", RegexOptions.Multiline | RegexOptions.Singleline);
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return rg.Match(str).Value;
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}
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}
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}
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