private static string GetConnectionString(FreeSqlBuilder builder)
{
Type type = builder.GetType();
FieldInfo fieldInfo =
type.GetField("_masterConnectionString", BindingFlags.NonPublic | BindingFlags.Instance);
if (fieldInfo is null)
{
throw new ArgumentException("_masterConnectionString is null");
}
return(fieldInfo.GetValue(builder).ToString());
}
public void FreeSqlBuilderTest()
{
FreeSqlBuilder fsql = new FreeSqlBuilder()
.UseConnectionString(DataType.MySql, "Data Source=localhost;Port=3306;User ID=root;Password=root;Initial Catalog=lincms2;Charset=utf8mb4;SslMode=none;Max pool size=1;Connection LifeTime=20")
.UseAutoSyncStructure(true)
.UseNoneCommandParameter(true);
Type type = fsql.GetType();
FieldInfo fieldInfo = type.GetField("_masterConnectionString", BindingFlags.NonPublic | BindingFlags.Instance);
string value = (string)fieldInfo.GetValue(fsql);
FieldInfo _dataTypeFieldInfo = type.GetField("_dataType", BindingFlags.NonPublic | BindingFlags.Instance);
DataType dataType = (DataType)_dataTypeFieldInfo.GetValue(fsql);
}
/// <summary>
/// 请在UseConnectionString配置后调用此方法
/// </summary>
/// <param name="this"></param>
/// <returns></returns>
public static FreeSqlBuilder CreateDatabaseIfNotExists(this FreeSqlBuilder builder)
{
FieldInfo dataTypeFieldInfo = builder.GetType().GetField("_dataType", BindingFlags.NonPublic | BindingFlags.Instance);
if (dataTypeFieldInfo is null)
{
throw new ArgumentException("_dataType is null");
}
string connectionString = GetConnectionString(builder);
DataType dbType = (DataType)dataTypeFieldInfo.GetValue(builder);
switch (dbType)
{
case DataType.MySql:
return(builder.CreateDatabaseIfNotExistsMySql(connectionString));
case DataType.SqlServer:
return(builder.CreateDatabaseIfNotExistsSqlServer(connectionString));
case DataType.PostgreSQL:
break;
case DataType.Oracle:
break;
case DataType.Sqlite:
return(builder);
case DataType.OdbcOracle:
break;
case DataType.OdbcSqlServer:
break;
case DataType.OdbcMySql:
break;
case DataType.OdbcPostgreSQL:
break;
case DataType.Odbc:
break;
case DataType.OdbcDameng:
break;
case DataType.MsAccess:
break;
case DataType.Dameng:
break;
case DataType.OdbcKingbaseES:
break;
case DataType.ShenTong:
break;
case DataType.KingbaseES:
break;
case DataType.Firebird:
break;
default:
break;
}
Log.Error($"不支持创建数据库");
return(builder);
}