internal string GetSaveSql(bool isIdAutoGrow)
{
var pk = IntrospectionManager.GetPrimaryMemberName(TableFullName);
var infos = IntrospectionManager.GetColumns(TableFullName);
string valueSql = "";
string columnSql = "";
if (isIdAutoGrow)
{
var filedsArr = infos.Keys.Where(x => !pk.Contains(x)).Select(GetSqlValue);
valueSql = string.Join(",", filedsArr);
var columnsArr = infos.Keys.Where(x => !pk.Contains(x)).Select(x => Escape(GetColumnName(x)));
columnSql = string.Join(",", columnsArr);
}
else
{
var filedsArr = infos.Keys.Select(GetSqlValue);
valueSql = string.Join(" , ", filedsArr);
var columnsArr = infos.Keys.Select(x => Escape(GetColumnName(x)));
columnSql = string.Join(",", columnsArr);
}
string sql = string.Format("insert into {0}({1}) values ({2});", Escape(TableName), columnSql, valueSql);
return(sql);
}
internal string GetDelSql()
{
var pk = IntrospectionManager.GetPrimaryMemberName(TableFullName);
var sql = string.Format("delete from {0} where {1};", Escape(TableName), GetWhereSql(pk));
return(sql);
}
/// <summary>
/// Delete record from database
/// </summary>
/// <param name="condition">Condition</param>
/// <param name="tran">Transaction</param>
public virtual void Del(Condition condition, DbTransaction tran = null)
{
_entityStatus = "deleted";
string whereSql = "";
if (condition != null)
{
var filedsArr = condition.Fields.Select(GetWhereSql);
whereSql = string.Join(" and ", filedsArr);
}
else
{
var pk = IntrospectionManager.GetPrimaryMemberName(TableFullName);
whereSql = GetWhereSql(pk);
}
string sql = string.Format("delete from {0} where {1}", Escape(TableName), whereSql);
if (tran == null)
{
_sqlHelper.ExecuteNonQuery(sql);
}
else
{
_sqlHelper.ExecuteNonQuery(tran, sql);
}
}
internal string GetUpdateSql()
{
var pk = IntrospectionManager.GetPrimaryMemberName(TableFullName);
string setSql = GetUpdateSetSql();
var sql = string.Format("update {0} set {1} where {2};", Escape(TableName), setSql, GetWhereSql(pk));
return(sql);
}
internal string GetUpdateSetSql()
{
var infos = IntrospectionManager.GetColumns(TableFullName);
var pk = IntrospectionManager.GetPrimaryMemberName(TableFullName);
var filedsArr = infos.Keys.Where(x => !pk.Contains(x) && Resources.Keys.Contains(x)).Select(GetSetSql);
var setSql = string.Join(",", filedsArr);
return(setSql);
}
public virtual void Update(Partly partly, Condition condition, DbTransaction tran = null)
{
_entityStatus = "updated";
string setSql = "";
string whereSql = "";
if (partly != null)
{
var filedsArr = partly.Fields.Where(x => Resources.Keys.Contains(x)).Select(GetSetSql);
setSql = partly.Fields.Any() ? string.Join(",", filedsArr) : "*";
}
else
{
setSql = GetUpdateSetSql();
}
if (condition != null)
{
var filedsArr = condition.Fields.Select(GetWhereSql);
whereSql = string.Join(" and ", filedsArr);
}
else
{
var pk = IntrospectionManager.GetPrimaryMemberName(TableFullName);
whereSql = GetWhereSql(pk);
}
string sql = string.Format("update {0} set {1} where {2}", Escape(TableName), setSql, whereSql);
if (tran == null)
{
_sqlHelper.ExecuteNonQuery(sql);
}
else
{
_sqlHelper.ExecuteNonQuery(tran, sql);
}
}
/// <summary>
/// Betch insert
/// </summary>
/// <typeparam name="T">Entity</typeparam>
/// <param name="list">Entity list</param>
/// <param name="isIdAutoGrow">Is id auto grow?</param>
/// <param name="trans">Transaction</param>
public virtual void Save <T>(List <T> list, bool isIdAutoGrow = true, DbTransaction trans = null) where T : Entity
{
var sql = new StringBuilder();
var typeName = typeof(T).FullName;
var pk = IntrospectionManager.GetPrimaryMemberName(typeName);
var setValue = IntrospectionManager.GetSetDelegate(typeName);
var isNeedCommit = false;
var isSupportBatch = ProviderManager.GetProvider(ProviderName).IsSupportBatch;
if (isSupportBatch && ProviderName != DataBaseNames.Oracle)
{
sql.Append(ProviderManager.GetProvider(ProviderName).BatchBegin);
}
else if (trans == null)
{
var conn = NativeSql.GetConn();
conn.Open();
trans = conn.BeginTransaction();
isNeedCommit = true;
}
foreach (var item in list)
{
item.Key = Key;
var sqlT = item.GetSaveSql(isIdAutoGrow);
if (isSupportBatch && ProviderName != DataBaseNames.Oracle)
{
sql.Append(sqlT);
if (isIdAutoGrow)
{
sql.Append(item.GetLastInsertIdSql());
}
}
else
{
if (ProviderName == DataBaseNames.Oracle)
{
sqlT = sqlT.Remove(sqlT.LastIndexOf(";"), 1);
}
NativeSql.ExecuteNonQuery(trans, sqlT);
if (isIdAutoGrow)
{
object idValue = NativeSql.ExecuteScalar(trans, item.GetLastInsertIdSql());
if (idValue != null)
{
var pkType = IntrospectionManager.GetPrimaryKeyType(typeName);
setValue(item, pk, idValue.ChangeType(pkType));
}
}
}
}
if (isSupportBatch && ProviderName != DataBaseNames.Oracle)
{
sql.Append(ProviderManager.GetProvider(ProviderName).BatchEnd);
DataSet ds;
if (trans == null)
{
ds = NativeSql.ExecuteDataSet(sql.ToString());
}
else
{
ds = NativeSql.ExecuteDataSet(trans, sql.ToString());
}
if (isIdAutoGrow)
{
var pkType = IntrospectionManager.GetPrimaryKeyType(typeName);
for (int i = 0; i < list.Count; i++)
{
object idValue = ds.Tables[i].Rows[0][0];
setValue(list[i], pk, idValue.ChangeType(pkType));
}
}
}
if (!isSupportBatch && isNeedCommit)
{
var conn = trans.Connection;
trans.Commit();
trans.Dispose();
conn.Close();
conn.Dispose();
}
}
/// <summary>
/// Insert entity to database
/// </summary>
/// <param name="isIdAutoGrow">Id is or isn't auto grow </param>
/// <param name="transaction">Transaction</param>
public virtual void Save(bool isIdAutoGrow = true, DbTransaction transaction = null)
{
_entityStatus = "saved";
var isNeedCommit = false;
var isSupportBatch = ProviderManager.GetProvider(ProviderName).IsSupportBatch;
var pk = IntrospectionManager.GetPrimaryMemberName(TableFullName);
var sql = "";
if (isSupportBatch && ProviderName != DataBaseNames.Oracle)
{
sql += ProviderManager.GetProvider(ProviderName).BatchBegin;
}
else if (transaction == null)
{
DbConnection conn = _sqlHelper.GetConn();
conn.Open();
transaction = conn.BeginTransaction();
isNeedCommit = true;
}
if (isSupportBatch && ProviderName != DataBaseNames.Oracle)
{
sql += GetSaveSql(isIdAutoGrow);
if (isIdAutoGrow)
{
sql += GetLastInsertIdSql();
}
}
else
{
var sqlT = GetSaveSql(isIdAutoGrow);
if (ProviderName == DataBaseNames.Oracle)
{
sqlT = sqlT.Remove(sqlT.LastIndexOf(";"), 1);
}
_sqlHelper.ExecuteNonQuery(transaction, sqlT);
if (isIdAutoGrow)
{
var idValue = _sqlHelper.ExecuteScalar(transaction, GetLastInsertIdSql());
if (idValue != null)
{
var pkType = IntrospectionManager.GetPrimaryKeyType(TableFullName);
SetValue(pk, idValue.ChangeType(pkType));
}
}
}
if (isSupportBatch && ProviderName != DataBaseNames.Oracle)
{
sql += ProviderManager.GetProvider(ProviderName).BatchEnd;
}
if (isSupportBatch && ProviderName != DataBaseNames.Oracle)
{
object idValue;
if (transaction == null)
{
idValue = _sqlHelper.ExecuteScalar(sql);
}
else
{
idValue = _sqlHelper.ExecuteScalar(transaction, sql);
}
if (isIdAutoGrow && idValue != null)
{
var pkType = IntrospectionManager.GetPrimaryKeyType(TableFullName);
SetValue(pk, idValue.ChangeType(pkType));
}
}
if (!isSupportBatch && isNeedCommit)
{
var conn = transaction.Connection;
transaction.Commit();
transaction.Dispose();
conn.Close();
conn.Dispose();
}
}
