private string GetDeleteQuery(string tableName, string whichColumnForWhereCondition, string value)
{
if (string.IsNullOrEmpty(value))
{
return(string.Empty);
}
var queryBuilder = new DeleteQueryBuilder();
queryBuilder.SelectFromTable(tableName);
queryBuilder.AddWhere(whichColumnForWhereCondition, Comparison.Equals, value, 1);
var query = queryBuilder.BuildQuery();
return(query);
}
public static bool deleteValue(int id)
{
DeleteQueryBuilder query = new DeleteQueryBuilder();
query.Table = _table;
query.AddWhere("id", Comparison.Equals, id);
string cmd = query.BuildQuery();
bool result = Utils.Mysql.execute(cmd);
if (result)
{
UpdateQueryBuilder update = new UpdateQueryBuilder();
update.Table = "users";
update.addSet("faculty", "0");
update.AddWhere("faculty", Comparison.Equals, id);
cmd = update.BuildQuery();
Utils.Mysql.execute(cmd);
}
return(result);
}
public bool AddRelations(Guid tenantId, string relationEntityName, string parentEntityName, Guid parentId, string childEntityName, List <Guid> childIds)
{
IMetadataManager _metadaManager = new VPC.Framework.Business.MetadataManager.Contracts.MetadataManager();
var tableName = _metadaManager.GetTableNameByEntityname(relationEntityName);
var primaryKey = _metadaManager.GetPrimaryKeyByEntityname(relationEntityName);
var fields = _metadaManager.GetColumnNameByEntityName(relationEntityName, null);
if (fields.Any())
{
var parentTableName = _metadaManager.GetTableNameByEntityname(parentEntityName);
var parentField = fields.FirstOrDefault(t => t.ReferenceTableName.Equals(parentTableName));
var childTableName = _metadaManager.GetTableNameByEntityname(childEntityName);
var childField = fields.FirstOrDefault(t => t.ReferenceTableName.Equals(childTableName));
//delete and create....
var queryBuilder = new DeleteQueryBuilder();
queryBuilder.SelectFromTable(tableName);
queryBuilder.AddWhere(parentField.ColumnName, Comparison.Equals, parentId.ToString(), 1);
var deleteQuery = queryBuilder.BuildQuery();
//----------------------------------------------------------------------------------------
IRelationQueryAdmin deleteAdmin = new RelationQueryAdmin();
var res = deleteAdmin.DeleteResult(tenantId, relationEntityName, deleteQuery);
//need to change this logic....
foreach (var childId in childIds)
{
var insertQueryBuilder = new InsertQueryBuilder();
var insertColumns = GetNecessaryColumns(tenantId, parentId, fields, parentField);
insertColumns.Add(childField.ColumnName, childId.ToString());
insertQueryBuilder.InsertIntoTable(tableName, insertColumns, false);
var insertQuery = insertQueryBuilder.BuildQuery();
IRelationQueryAdmin saveAdmin = new RelationQueryAdmin();
saveAdmin.SaveResult(tenantId, relationEntityName, insertQuery);
}
}
return(true);
}
