public string AsSqlString()
{
var toInsert = InsertAbleAttributes.Select(attr => attr.DataBaseColumn)
.Aggregate("", (acc, next) => acc == "" ? next : acc + ", " + next);
var insertPositions = InsertAbleAttributes.Aggregate("", (acc, next) => acc == "" ? $"@{next.DataBaseColumn}?" : acc + ", " + $"@{next.DataBaseColumn}?");
var insertPlaceHolder = InsertedObjects.Select((s, i) => (i, s)).Aggregate("",
(acc, next) => acc == "" ? $"({insertPositions.Replace("?", ""+next.i)})" : acc + $", ({insertPositions.Replace("?", ""+next.i)})");
var returnValues = ReturnAttributes
.Select(attr => attr.DataBaseColumn)
.Aggregate("", (acc, next) => acc == "" ? next : acc + ", " + next);
return($"INSERT INTO {Entity.TableName} ({toInsert}) " +
$"VALUES {insertPlaceHolder} " +
$"RETURNING {returnValues}");
}
public string AsSqlString()
{
var toInsert = InsertAbleAttributes.Select(attr => attr.DataBaseColumn)
.Aggregate("", (acc, next) => acc == "" ? next : acc + ", " + next);
var insertPositions = InsertAbleAttributes.Aggregate("", (acc, next) => acc == "" ? $"@{next.DataBaseColumn}?" : acc + ", " + $"@{next.DataBaseColumn}?");
var insertPlaceHolder = _toInsert.Select((s, i) => (i, s)).Aggregate("",
(acc, next) => acc == "" ? $"({insertPositions.Replace("?", ""+next.i)})" : acc + $", ({insertPositions.Replace("?", ""+next.i)})");
var autoIncReturn = AutoIncAttributes
.Select(attr => attr.DataBaseColumn)
.Aggregate("", (acc, next) => acc == "" ? next : acc + ", " + next);
return($"INSERT INTO {Entity.TableName} ({toInsert}) " +
$"VALUES {insertPlaceHolder} " +
(string.IsNullOrWhiteSpace(autoIncReturn) ? "" : $"Returning {autoIncReturn}"));
}