public ActionResult AddColumn(string appName, string tableName, DBColumn column)
{
DBApp app = new DBApp()
{
Name = appName,
ConnectionString = (new Entities()).Database.Connection.ConnectionString
};
DBTable table = app.GetTable(tableName);
if (table.Select().ToList().Count != 0 && column.canBeNull == false)//condition for not null column, which can be created only in empty table
{
TempData["message-error"] = "Table " + tableName + " must be empty if you want to add NOT NULL column.";
return RedirectToAction("Details", new { @appName = appName, @tableName = tableName });
}
else if (table.columns.SingleOrDefault(x => x.Name == column.Name) != null)//condition for column name, column name can not be equal with other names in table
{
TempData["message-error"] = "Table " + tableName + " has already column with name " + column.Name + ".";
return RedirectToAction("Details", new { @appName = appName, @tableName = tableName });
}
table.columns.AddToDB(column);
app.SaveChanges();
TempData["message-success"] = "Column " + column.Name + " was successfully added.";
return RedirectToAction("Details", new { @appName = appName, @tableName = tableName });
}
public ActionResult AddCheck(string appName, string tableName, FormCollection fc)
{
DBApp app = new DBApp()
{
Name = appName,
ConnectionString = (new Entities()).Database.Connection.ConnectionString
};
DBTable table = app.GetTable(tableName);
foreach (string checkConstraint in table.GetCheckConstraints()) //constraint name control in table
{
if (checkConstraint == "CHK_" + appName + "_" + tableName + "_" + fc["checkName"])
{
TempData["message-error"] = "Check constraint with name " + checkConstraint + " is already exist.";
return RedirectToAction("Index", new { @appName = appName });
}
}
int i = 0;
Conditions con = new Conditions(new SqlQuery());
Condition_Operators ope = new Condition_Operators(con);
Condition_concat concat = new Condition_concat(con);
while (fc["column[" + i + "]"] != null)
{
DBColumn col = table.columns.SingleOrDefault(x => x.Name == fc["column[" + i + "]"]);
object val = table.ConvertValue(col, fc["value[" + i + "]"]);
con.column(col.Name);
con.isCheck = true;
if (i != 0) concat.and();
ope = table.GetConditionOperators(con, fc["conOperator[" + i + "]"], val);
i++;
}
table.AddCheck(fc["checkName"], con);
app.SaveChanges();
TempData["message-success"] = "Check constraint " + fc["checkName"] + " was successfully added into table " + tableName + ".";
return RedirectToAction("Index", new { @appName = appName });
}
public ActionResult UpdateRow(string appName, string tableName, FormCollection fc)
{
DBApp app = new DBApp()
{
Name = appName,
ConnectionString = (new Entities()).Database.Connection.ConnectionString
};
DBTable table = app.GetTable(tableName);
DBItem changes = new DBItem();
DBItem oldVal = new DBItem();
foreach (DBColumn c in table.columns)//converting to right data type
{
changes.createProperty(c.ColumnId, c.Name, table.ConvertValue(c, fc.Get("col" + c.Name)));
oldVal.createProperty(c.ColumnId, c.Name, TempData[c.Name]);
}
table.Update(changes, oldVal);
app.SaveChanges();
TempData["message-success"] = "Row was successfully updated.";
return RedirectToAction("Data", new { @appName = appName, @tableName = tableName });
}
public ActionResult RenameTable(string appName, DBTable model)
{
string tableName = TempData["oldTableName"].ToString();
if (!string.IsNullOrWhiteSpace(tableName))
{
DBApp app = new DBApp()
{
Name = appName,
ConnectionString = (new Entities()).Database.Connection.ConnectionString
};
DBTable table = app.GetTable(tableName);
table.Rename(model.tableName);
app.SaveChanges();
TempData["message-success"] = "Table " + tableName + " was successfully renamed to " + model.tableName + ".";
return RedirectToAction("Index", new { @appName = appName });
}
return View();
}
public ActionResult InsertSelect(string appName, string tableName)
{
DBApp app = new DBApp()
{
Name = appName,
ConnectionString = (new Entities()).Database.Connection.ConnectionString
};
DBTable table = app.GetTable(tableName);
ViewBag.Operators = table.GetOperators();
return View(table);
}
public JsonResult getTableColumns(string tableName, string appName)
{
DBApp app = new DBApp()
{
Name = appName,
ConnectionString = (new Entities()).Database.Connection.ConnectionString
};
DBTable table = app.GetTable(tableName);
List<string> tableColumns = table.columns.Select(x => x.Name).ToList();
return Json(tableColumns, JsonRequestBehavior.AllowGet);
}
public ActionResult DropTable(string appName, string tableName)
{
DBApp app = new DBApp()
{
Name = appName,
ConnectionString = (new Entities()).Database.Connection.ConnectionString
};
app.GetTable(tableName).Drop();
app.SaveChanges();
TempData["message-success"] = "Table " + tableName + " was successfully dropped.";
return RedirectToAction("Index", new { @appName = appName });
}
public ActionResult DropIndex(string appName, string tableName)
{
DBApp app = new DBApp()
{
Name = appName,
ConnectionString = (new Entities()).Database.Connection.ConnectionString
};
DBTable table = app.GetTable(tableName);
List<string> indexNames = new List<string>();
foreach (DBIndex index in table.indices) //user can not drop cluster index, this foreach add every indexName into the list except cluster index´s name
{
if (index.indexName != "index_" + appName + tableName)
{
indexNames.Add(index.indexName);
}
}
if (indexNames.Count != 0)
{
ViewBag.indeces = indexNames;
return View(table);
}
TempData["message-error"] = "Table has no index to drop.";
return RedirectToAction("Index", new { @appName = appName });
}
public ActionResult Data(string appName, string tableName)
{
DBApp app = new DBApp()
{
Name = appName,
ConnectionString = (new Entities()).Database.Connection.ConnectionString
};
return View(app.GetTable(tableName));
}
public ActionResult CreateUnique(string appName, string tableName)
{
DBApp app = new DBApp()
{
Name = appName,
ConnectionString = (new Entities()).Database.Connection.ConnectionString
};
DBTable table = app.GetTable(tableName);
return View(table);
}
public ActionResult CreatePrimaryKey(string appName, string tableName)
{
DBApp app = new DBApp()
{
Name = appName,
ConnectionString = (new Entities()).Database.Connection.ConnectionString
};
DBTable table = app.GetTable(tableName);
ViewBag.Columns = table.columns.Select(x => x.Name);
return View(table);
}
public ActionResult CreateForeignKey(string appName, string tableName)
{
DBApp app = new DBApp()
{
Name = appName,
ConnectionString = (new Entities()).Database.Connection.ConnectionString
};
DBTable table = app.GetTable(tableName);
ViewBag.tables = app.GetTables().Select(t => t.tableName);
ViewBag.Columns = table.columns.Select(x => x.Name);
return View(new DBForeignKey() { sourceTable = table });
}
public ActionResult CreateCheck(string appName, string tableName)
{
DBApp app = new DBApp()
{
Name = appName,
ConnectionString = (new Entities()).Database.Connection.ConnectionString
};
DBTable table = app.GetTable(tableName);
ViewBag.Column = table.columns.Select(x => x.Name);
ViewBag.Operators = table.GetOperators();
return View("AddCheck", table);
}
public ActionResult Constraint(string appName, string tableName, bool isDisable)
{
DBApp app = new DBApp()
{
Name = appName,
ConnectionString = (new Entities()).Database.Connection.ConnectionString
};
DBTable table = app.GetTable(tableName);
ViewBag.Constraints = table.getConstraints(isDisable);
if (isDisable)
{
if (table.getConstraints(isDisable).Count != 0)
{
return View("DisableConstraint", table);
}
TempData["message-error"] = "Table has no constraint to disable.";
return RedirectToAction("Index", new { @appName = appName });
}
else
{
if (table.getConstraints(isDisable).Count != 0)
{
return View("EnableConstraint", table);
}
TempData["message-error"] = "Table has no constraint to enable.";
return RedirectToAction("Index", new { @appName = appName });
}
}
public ActionResult AlterColumn(string appName, string tableName, DBColumn column)
{
DBApp app = new DBApp()
{
Name = appName,
ConnectionString = (new Entities()).Database.Connection.ConnectionString
};
DBTable table = app.GetTable(tableName);
foreach (string s in TempData.Keys)//column names control with other names in table
{
if (s == column.Name)
{
TempData["message-error"] = "Table " + tableName + " has already column with name " + column.Name + ".";
ViewBag.ColName = column.Name;
return RedirectToAction("Details", new { @appName = appName, @tableName = tableName });
}
}
if (column.canBeNull != true)//column can not has NULL in definition, if it has null values
{
foreach (DBItem i in table.Select().ToList())
{
foreach (DBColumn c in table.columns)
{
if (c.Name == column.Name)
{
if (i.GetIdProperty(column.ColumnId).ToString() == null || i.GetIdProperty(column.ColumnId).ToString() == "")
{
TempData["message-error"] = "Column " + column.Name + " can not be null. It has null values.";
return RedirectToAction("Details", new { @appName = appName, @tableName = tableName });
}
}
}
}
}
if (column.Name != TempData["oldColumnName"].ToString()) //rename column is not part of ModifyInDB operation, that why is this condition used
{
table.columns.RenameInDB(TempData["oldColumnName"].ToString(), column.Name);
}
table.columns.ModifyInDB(column);
app.SaveChanges();
TempData["message-success"] = "Column " + column.Name + " was successfully altered.";
return RedirectToAction("Details", new { @appName = appName, @tableName = tableName });
}
public ActionResult DropDefault(string tableName, string appName)
{
DBApp app = new DBApp()
{
Name = appName,
ConnectionString = (new Entities()).Database.Connection.ConnectionString
};
DBTable table = app.GetTable(tableName);
if (table.columns.GetDefaults().Count == 0) //is there some default value to drop?
{
TempData["message-error"] = "Table has no default value to drop.";
return RedirectToAction("Index", new { @appName = appName });
}
ViewBag.Defaults = table.columns.GetDefaults();
return View(table);
}
public ActionResult DropForeignKey(string appName, string tableName)
{
DBApp app = new DBApp()
{
Name = appName,
ConnectionString = (new Entities()).Database.Connection.ConnectionString
};
DBTable table = app.GetTable(tableName);
if (table.foreignKeys.GetForeignKeyForDrop().Count != 0) //if there are not foreign keys, is no need to continue into the view for drop
{
ViewBag.foreignKeys = table.foreignKeys.GetForeignKeyForDrop();
return View(table);
}
TempData["message-error"] = "Table has no foreign key to drop.";
return RedirectToAction("Index", new { @appName = appName });
}
public ActionResult DeleteIndex(string appName, string tableName, string indexName)
{
DBApp app = new DBApp()
{
Name = appName,
ConnectionString = (new Entities()).Database.Connection.ConnectionString
};
DBTable table = app.GetTable(tableName);
table.indices.DropFromDB(indexName);
app.SaveChanges();
TempData["message-success"] = "Index " + indexName + " of table " + tableName + " was successfully dropped.";
return RedirectToAction("Index", new { @appName = appName });
}
public ActionResult DeleteOrUpdate(string appName, string tableName, FormCollection fc)
{
DBApp app = new DBApp()
{
Name = appName,
ConnectionString = (new Entities()).Database.Connection.ConnectionString
};
DBTable table = app.GetTable(tableName);
DBItem row = new DBItem();
foreach (DBColumn c in table.columns)//converting to right data type
{
row.createProperty(c.ColumnId, c.Name, table.ConvertValue(c, fc.Get("col" + c.Name)));
TempData.Remove(c.Name);
TempData.Add(c.Name, row[c.Name]);
}
if (fc.Get("Update") != null)
{
ViewBag.Row = row.getAllProperties();
return View("UpdateView", table);
}
else
{
table.Remove(row);
app.SaveChanges();
TempData["message-success"] = "Row was successfully deleted.";
return RedirectToAction("Data", new { @appName = appName, @tableName = tableName });
}
}
public ActionResult Details(string appName, string tableName)
{
DBApp app = new DBApp()
{
Name = appName,
ConnectionString = (new Entities()).Database.Connection.ConnectionString
};
TempData.Remove("oldTableName");
TempData.Add("oldTableName", tableName);
return View(app.GetTable(tableName));
}
public ActionResult DropUnique(string appName, string tableName)
{
DBApp app = new DBApp()
{
Name = appName,
ConnectionString = (new Entities()).Database.Connection.ConnectionString
};
DBTable table = app.GetTable(tableName);
if (table.columns.GetUniqueConstrainst().Count == 0) //if there are not unique constraints, is no need to continue into the view for drop
{
TempData["message-error"] = "Table has no unique constraint.";
return RedirectToAction("Index", new { @appName = appName });
}
ViewBag.Unique = table.columns.GetUniqueConstrainst();
return View(table);
}
public ActionResult DisableOrEnableConstraint(string appName, string tableName, FormCollection fc, bool isDisable)
{
DBApp app = new DBApp()
{
Name = appName,
ConnectionString = (new Entities()).Database.Connection.ConnectionString
};
DBTable table = app.GetTable(tableName);
string constraintName = (fc["all"] != null) ? "ALL" : fc["constraintName"];
if (isDisable)
{
table.DisableConstraint(constraintName);
TempData["message-success"] = "Constraint of table " + tableName + " was successfully disabled.";
}
else
{
table.EnableConstraint(constraintName);
TempData["message-success"] = "Constraint of table " + tableName + " was successfully enabled.";
}
app.SaveChanges();
return RedirectToAction("Index", new { @appName = appName });
}
public ActionResult InsertRow(string appName, string tableName, FormCollection fc)
{
DBApp app = new DBApp()
{
Name = appName,
ConnectionString = (new Entities()).Database.Connection.ConnectionString
};
DBTable table = app.GetTable(tableName);
bool isClusterIndex = false;
foreach (DBIndex index in table.indices) //looking for cluster index between all indeces
{
if (index.indexName == "index_" + appName + tableName)
{
isClusterIndex = true;
break;
}
}
if (!isClusterIndex)//condition for cluster, you can not insert/update/delete without cluster in Azure
{
TempData["message-error"] = "Row can not be inserted, because table does not have a cluster index. The cluster index is created when you first create a primary key.";
return RedirectToAction("Data", new { @appName = appName, @tableName = tableName });
}
DBItem row = new DBItem();
foreach (DBColumn c in table.columns) //converting to right data type
{
if (fc.Get("col" + c.Name) == "")
{
row.createProperty(c.ColumnId, c.Name, null);
}
else
{
row.createProperty(c.ColumnId, c.Name, table.ConvertValue(c, fc.Get("col" + c.Name)));
}
}
table.Add(row);
app.SaveChanges();
TempData["message-success"] = "Row was successfully inserted.";
return RedirectToAction("Data", new { @appName = appName, @tableName = tableName });
}
public ActionResult DropCheck(string tableName, string appName)
{
DBApp app = new DBApp()
{
Name = appName,
ConnectionString = (new Entities()).Database.Connection.ConnectionString
};
DBTable table = app.GetTable(tableName);
if (table.GetCheckConstraints().Count == 0)//is there some check constraint to drop?
{
TempData["message-error"] = "Table has no check constraint to drop.";
return RedirectToAction("Index", new { @appName = appName });
}
ViewBag.Check = table.GetCheckConstraints();
return View(table);
}
public ActionResult InsertSelect(string appName, string tableName, List<string> columnsA, List<string> columnsB, string tableB, FormCollection fc)
{
DBApp app = new DBApp()
{
Name = appName,
ConnectionString = (new Entities()).Database.Connection.ConnectionString
};
DBTable table = app.GetTable(tableName);
Conditions con = new Conditions(new SqlQuery());
if (fc["conOperator[0]"] != "")
{
Condition_Operators ope = new Condition_Operators(con);
Condition_concat concat = new Condition_concat(con);
int i = 0;
while (fc["column[" + i + "]"] != null)
{
DBColumn col = table.columns.SingleOrDefault(x => x.Name == fc["column[" + i + "]"]);
object val = table.ConvertValue(col, fc["value[" + i + "]"]);
con.column(col.Name);
if (i != 0) concat.and();
ope = table.GetConditionOperators(con, fc["conOperator[" + i + "]"], val);
i++;
}
}
table.InsertSelect(columnsA, tableB, columnsB, con.ToString());
app.SaveChanges();
TempData["message-success"] = "Row(s) was successfully inserted.";
return RedirectToAction("Data", new { @appName = appName, @tableName = tableName });
}
public ActionResult DropColumn(string appName, string tableName, string columnName)
{
DBApp app = new DBApp()
{
Name = appName,
ConnectionString = (new Entities()).Database.Connection.ConnectionString
};
app.GetTable(tableName)
.columns.DropFromDB(columnName);
app.SaveChanges();
TempData["message-success"] = "Column " + columnName + " was successfully dropped.";
return RedirectToAction("Details", new { @appName = appName, @tableName = tableName });
}
public ActionResult TruncateTable(string appName, string tableName)
{
DBApp app = new DBApp()
{
Name = appName,
ConnectionString = (new Entities()).Database.Connection.ConnectionString
};
DBTable table = app.GetTable(tableName);
table.Truncate();
app.SaveChanges();
return RedirectToAction("Data", new { @appName = appName, @tableName = tableName });
}
public ActionResult DropConstraint(string tableName, string appName, string constraintName, bool? isPrimaryKey)
{
DBApp app = new DBApp()
{
Name = appName,
ConnectionString = (new Entities()).Database.Connection.ConnectionString
};
DBTable table = app.GetTable(tableName);
if (isPrimaryKey == true)
{
if (table.primaryKeys.Count == 0) //is there some primary key to drop?
{
TempData["message-error"] = "Table has no primary key to drop.";
return RedirectToAction("Index", new { @appName = appName });
}
}
table.DropConstraint(constraintName, isPrimaryKey);
app.SaveChanges();
TempData["message-success"] = "Constraint was successfully dropped.";
return RedirectToAction("Index", new { @appName = appName });
}
public ActionResult AddDefault(string appName, string tableName, string value, string defaultColumn)
{
DBApp app = new DBApp()
{
Name = appName,
ConnectionString = (new Entities()).Database.Connection.ConnectionString
};
DBTable table = app.GetTable(tableName);
DBColumn c = table.columns.SingleOrDefault(s => s.Name == defaultColumn);
object val = table.ConvertValue(c, value);
table.columns.AddDefaultValue(defaultColumn, val);
app.SaveChanges();
return RedirectToAction("Index", new { @appName = appName });
}
public ActionResult AlterColumn(string appName, string tableName, string columnName)
{
DBApp app = new DBApp()
{
Name = appName,
ConnectionString = (new Entities()).Database.Connection.ConnectionString
};
DBTable table = app.GetTable(tableName);
DBColumn col = table.columns.SingleOrDefault(c => c.Name == columnName);
TempData.Remove("oldColumnName");//remove old value (if exist)
TempData.Add("oldColumnName", columnName);
foreach (DBColumn c in table.columns) //create collection for columns name, collection does not contain column name of altering column
{
TempData.Remove(c.Name);
if (col != c)
{
TempData.Add(c.Name, c.Name);
}
}
return View(col);
}