164 lines
6.2 KiB
C#
164 lines
6.2 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Data;
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using System.Data.Common;
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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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using System.Data.OscarClient;
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namespace SqlSugar
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{
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public partial class OscarProvider : AdoProvider
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{
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public OscarProvider() { }
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public override IDbConnection Connection
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{
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get
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{
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if (base._DbConnection == null)
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{
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try
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{
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var OscarConnectionString = base.Context.CurrentConnectionConfig.ConnectionString;
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base._DbConnection = new OscarConnection(OscarConnectionString);
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}
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catch (Exception ex)
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{
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Check.Exception(true, ErrorMessage.ConnnectionOpen, ex.Message);
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}
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}
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return base._DbConnection;
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}
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set
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{
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base._DbConnection = value;
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}
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}
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public override void BeginTran(string transactionName)
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{
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base.BeginTran();
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}
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/// <summary>
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/// Only SqlServer
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/// </summary>
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/// <param name="iso"></param>
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/// <param name="transactionName"></param>
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public override void BeginTran(IsolationLevel iso, string transactionName)
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{
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base.BeginTran(iso);
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}
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public override IDataAdapter GetAdapter()
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{
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return new OscarDataAdapter();
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}
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public override DbCommand GetCommand(string sql, SugarParameter[] parameters)
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{
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OscarCommand sqlCommand = new OscarCommand(sql, (OscarConnection)this.Connection);
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sqlCommand.CommandType = this.CommandType;
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sqlCommand.CommandTimeout = this.CommandTimeOut;
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if (this.Transaction != null)
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{
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sqlCommand.Transaction = (OscarTransaction)this.Transaction;
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}
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if (parameters.HasValue())
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{
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IDataParameter[] ipars = ToIDbDataParameter(parameters);
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sqlCommand.Parameters.AddRange((OscarParameter[])ipars);
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}
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CheckConnection();
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return sqlCommand;
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}
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public override void SetCommandToAdapter(IDataAdapter dataAdapter, DbCommand command)
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{
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((OscarDataAdapter)dataAdapter).SelectCommand = (OscarCommand)command;
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}
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/// <summary>
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/// if mysql return MySqlParameter[] pars
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/// if sqlerver return SqlParameter[] pars ...
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/// </summary>
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/// <param name="parameters"></param>
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/// <returns></returns>
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public override IDataParameter[] ToIDbDataParameter(params SugarParameter[] parameters)
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{
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if (parameters == null || parameters.Length == 0) return null;
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OscarParameter[] result = new OscarParameter[parameters.Length];
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int index = 0;
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var isVarchar = this.Context.IsVarchar();
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foreach (var parameter in parameters)
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{
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if (parameter.Value == null) parameter.Value = DBNull.Value;
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var sqlParameter = new OscarParameter();
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sqlParameter.ParameterName = parameter.ParameterName;
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sqlParameter.Size = parameter.Size;
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sqlParameter.Value = parameter.Value;
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sqlParameter.DbType = parameter.DbType;
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sqlParameter.Direction = parameter.Direction;
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if (parameter.IsJson)
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{
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sqlParameter.OscarDbType = OscarDbType.Text;
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}
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if (parameter.IsArray)
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{
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// sqlParameter.Value = this.Context.Utilities.SerializeObject(sqlParameter.Value);
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var type = sqlParameter.Value.GetType();
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if (ArrayMapping.ContainsKey(type))
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{
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sqlParameter.OscarDbType = ArrayMapping[type] | OscarDbType.Array;
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}
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else
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{
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Check.Exception(true, sqlParameter.Value.GetType().Name + " No Support");
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}
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}
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if (sqlParameter.Direction == 0)
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{
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sqlParameter.Direction = ParameterDirection.Input;
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}
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result[index] = sqlParameter;
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if (sqlParameter.Direction.IsIn(ParameterDirection.Output, ParameterDirection.InputOutput, ParameterDirection.ReturnValue))
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{
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if (this.OutputParameters == null) this.OutputParameters = new List<IDataParameter>();
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this.OutputParameters.RemoveAll(it => it.ParameterName == sqlParameter.ParameterName);
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this.OutputParameters.Add(sqlParameter);
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}
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if (isVarchar && sqlParameter.DbType == System.Data.DbType.String)
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{
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sqlParameter.DbType = System.Data.DbType.AnsiString;
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}
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++index;
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}
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return result;
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}
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static readonly Dictionary<Type, OscarDbType> ArrayMapping = new Dictionary<Type, OscarDbType>()
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{
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{ typeof(int[]),OscarDbType.Integer},
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{ typeof(short[]),OscarDbType.SmallInt},
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{ typeof(long[]),OscarDbType.BigInt},
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{ typeof(decimal[]),OscarDbType.Numeric},
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{ typeof(char[]),OscarDbType.Text},
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{ typeof(byte[]),OscarDbType.Bytea},
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{ typeof(bool[]),OscarDbType.Boolean},
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{typeof(DateTime[]),OscarDbType.Date},
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{typeof(float[]),OscarDbType.Real},
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{ typeof(int?[]),OscarDbType.Integer},
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{ typeof(short?[]),OscarDbType.SmallInt},
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{ typeof(long?[]),OscarDbType.BigInt},
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{ typeof(decimal?[]),OscarDbType.Numeric},
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{ typeof(char?[]),OscarDbType.Text},
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{ typeof(byte?[]),OscarDbType.Bytea},
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{ typeof(bool?[]),OscarDbType.Boolean},
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{typeof(DateTime?[]),OscarDbType.Date},
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{ typeof(string[]), OscarDbType.Text},
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{typeof(float?[]),OscarDbType.Real},
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};
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}
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}
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