string FirebaseDatabaseService.SetChildValueByAutoId(string nodeKey, object obj, Action onSuccess, Action <string> onError)
{
DatabaseReference rootRef = Database.DefaultInstance.GetRootReference();
DatabaseReference nodeRef = rootRef.GetChild(nodeKey);
string objectJsonString = JsonConvert.SerializeObject(obj);
NSError jsonError = null;
NSData nsData = NSData.FromString(objectJsonString);
NSObject nsObj = NSJsonSerialization.Deserialize(nsData, NSJsonReadingOptions.AllowFragments, out jsonError);
DatabaseReference newChildRef = nodeRef.GetChildByAutoId();
newChildRef.SetValue(nsObj, (NSError error, DatabaseReference reference) =>
{
if (error == null)
{
if (onSuccess != null)
{
onSuccess();
}
}
else if (onError != null)
{
onError(error.Description);
}
});
return(newChildRef.Key);
}
public void Save(BaseShow show)
{
var dictionnary = GetDictionnaryFromObject(show);
showRefence.GetChildByAutoId().SetValue(dictionnary);
// favoriteService.AddItem(show);
}
void InsertarEnFireBase()
{
object[] alcoholKeys = { "Nombre", "Edad", "Correo", "Password", "Sexo", "rutaImagen" };
object[] alcoholValues = { txtNombreRegistro.Text, txtEdadRegistro.Text, txtCorreoRegistro.Text, txtContraRegistro.Text, txtSexoRegistro.Text, "holis" };
var qs2 = NSDictionary.FromObjectsAndKeys(alcoholValues, alcoholKeys, alcoholKeys.Length);
DatabaseReference rootNode = Database.DefaultInstance.GetRootReference();
DatabaseReference productosNode = rootNode.GetChild("0").GetChild("Usuarios");
DatabaseReference productoNode = productosNode.GetChildByAutoId();
productoNode.SetValue <NSDictionary>(qs2);
}
public string Create(T obj)
{
DatabaseReference objNode;
if (string.IsNullOrEmpty(obj.Id))
{
objNode = _dbGroupNode.GetChildByAutoId();
obj.Id = objNode.Key;
}
else
{
objNode = _dbGroupNode.GetChild(obj.Id);
}
var updates = Encoder.EncodeObject(obj);
objNode.UpdateChildValues(updates);
return(obj.Id);
}
void SetOrderInFireBase()
{
object[] alcoholKeys = { "Fecha", "TotalProductos", "TotalPrecio", "Repartidor", "Status", "Direccion", "Descripcion" };
object[] alcoholValues = { DateTime.Now.Date.ToString(), TotalProducts().ToString(), CalcularPrecioTotal(), "Martin Franciso Jimenez Sanchez", 0, "Cima del Sol 153, Lomas del Sol,37150, Leon GTO", ProductsDesc() };
var qs2 = NSDictionary.FromObjectsAndKeys(alcoholValues, alcoholKeys, alcoholKeys.Length);
DatabaseReference rootNode = Database.DefaultInstance.GetRootReference();
DatabaseReference productosNode = rootNode.GetChild("0").GetChild("Pedidos").GetChild(DataPersistanceClass.persona.Id);
DatabaseReference productoNode = productosNode.GetChildByAutoId();
pedido = new Pedido();
pedido.Id = productoNode.Key;
pedido.Repartidor = "Martin Franciso Jimenez Sanchez";
pedido.IdUser = DataPersistanceClass.persona.Id;
pedido.Date = DateTime.Now.ToString();
pedido.Address = "Cima del Sol 153, Lomas del Sol,37150, Leon GTO";
pedido.IdStatus = 0;
pedido.TotalPrice = double.Parse(CalcularPrecioTotal());
pedido.TotalProducts = TotalProducts();
pedido.Products = productos;
productoNode.SetValue <NSDictionary>(qs2);
}
public string Push()
{
return(databaseReference.GetChildByAutoId().Key);
}
partial void AddUser_TouchUpInside(NSObject sender)
{
double fare = 0;
if (lblPassword.ToString() == null || lblPassword.ToString().Length <= 0)
{
CallAlert("Error adding the user", "Do not leave the password in blank.");
}
else if (lblEmail.ToString() == null || lblEmail.ToString().Length <= 0)
{
CallAlert("Error adding the user", "Do not leave the email in blank.");
}
if (Double.TryParse(lblAmount.Text, out fare))
{
fare = Double.Parse(lblAmount.Text);
}
string position = lblPosition.Text;
string name = lblName.Text;
string rfid = lblRfid.Text;
string role = "user";
if (switchAdmin.On)
{
role = "administrator";
}
if (fare <= 0 || fare.ToString() == null || fare.ToString().Length <= 0)
{
CallAlert("Error adding the user", "The amount can't be lower than one.");
}
else if (rfid == null || rfid.Length <= 0)
{
CallAlert("Error adding the user", "The rfid can't be in blank.");
}
else if (position.Length <= 0 || position == null || name == null || name.Length <= 0)
{
CallAlert("Error adding the user", "Do not leave empty fields.");
}
else
{
Auth.DefaultInstance.CreateUser(lblEmail.Text, lblPassword.Text, HandleAuthResult);
}
void HandleAuthResult(User user, NSError error)
{
if (error != null)
{
AuthErrorCode errorCode;
if (IntPtr.Size == 8) // 64 bits devices
{
errorCode = (AuthErrorCode)((long)error.Code);
}
else // 32 bits devices
{
errorCode = (AuthErrorCode)((int)error.Code);
}
// Posible error codes that CreateUser method could throw
switch (errorCode)
{
case AuthErrorCode.InvalidEmail:
CallAlert("Error", "Please insert a valid email");
break;
case AuthErrorCode.EmailAlreadyInUse:
CallAlert("Error", "Email is already in use");
break;
case AuthErrorCode.OperationNotAllowed:
CallAlert("Error", "Operation not allowed");
break;
case AuthErrorCode.WeakPassword:
CallAlert("Error", "Insecure password, please try again");
break;
default:
// Print error
break;
}
}
else
{
//Generates a auto id for the team members node.
DatabaseReference adduserNode = userNode.GetChildByAutoId();
//Generates an auto id for the rfid node.
DatabaseReference addrfidNode = rfidNode.GetChildByAutoId();
//Sets the keys and values for the node.
object[] rfid_keys = { "id", "status", "tag" };
object[] rfid_val = { addrfidNode.Key, 0, lblRfid.Text };
//Join the key with the nodes.
var rfid_data = NSDictionary.FromObjectsAndKeys(rfid_val, rfid_keys, rfid_keys.Length);
addrfidNode.SetValue(rfid_data);
//Sets the keys and values for the node.
object[] keys = { "authid", "fare", "id", "name", "position", "rfid", "roles" };
object[] values = { user.Uid, fare, adduserNode.Key, name, position, addrfidNode.Key, role };
var data = NSDictionary.FromObjectsAndKeys(values, keys, keys.Length);
adduserNode.SetValue(data);
//Return to the main view.
this.NavigationController.PopViewController(true);
}
}
}
/// <summary>
/// Method that initialize all the buttons contained in the cell.
/// All the buttons work with anonymous functions or delegates.
/// </summary>
/// <param name="cell">Cell.</param>
public void initilizeButton(CollectionCellViewController cell)
{
//Event that delete an employee. It prompts an alert as confirmation to proceed with the delete.
cell.BtnDelete.TouchUpInside += delegate {
try
{
var alert = UIAlertController.Create("Delete employee", "Are you sure you want to delete this employee?", UIAlertControllerStyle.Alert);
alert.AddAction(UIAlertAction.Create("Delete", UIAlertActionStyle.Destructive, delegate
{
//Looks for a user in the team_members node.
DatabaseReference userNode_temp = userNode.GetChild(cell.Id);
userNode_temp.RemoveValue();
//Sets the value to null.
userNode_temp.SetValue <NSObject>(null);
object[] nodes = { $"team_members/{cell.Id} " };
object[] nodesValues = { null };
var childUpdates = NSDictionary.FromObjectsAndKeys(nodesValues, nodes, nodes.Length);
//Updates the child to delete the information from the firebase database.
root.UpdateChildValues(childUpdates);
InitializeFirebase();
}));
alert.AddAction(UIAlertAction.Create("Cancel", UIAlertActionStyle.Cancel, null));
PresentViewController(alert, true, null);
}
catch (Exception ex) {}
};
//Method to check if the user is online or offline.
cell.BtnGoOnline.TouchUpInside += delegate {
try
{
if (cell.Status == "Online")
{
//If the user is online then it looks for the child related to the user id.
DatabaseReference onlineNode = tempNode.GetChild(cell.Id);
//Executes a single event to try to get the value from that node.
onlineNode.ObserveSingleEvent(DataEventType.Value, (snapshot) =>
{
string fecha = DateTime.Now.ToString();
if (snapshot.ChildrenCount > 0)
{
//Gets the value of the response from firebase.
var onlineUser = snapshot.GetValue <NSDictionary>();
//tt_values gets the values of the child node from onlineUser.
var tt_values = onlineUser.Values;
//Creates a node in timetracking with the following information /timetracking/{user.id}/{autogenkey}/
DatabaseReference tt_node = timetrackingNode.GetChild(cell.Id).GetChild(onlineUser.Keys[0].ToString());
//Create an object with the fields that the node must have.
object[] timetracking_key = { "end_date", "start_date", "status", "uid_worker" };
//Gets the information from the temp_entrance.
var start_date = tt_values[0].ValueForKey(new NSString("start_date"));
var status = tt_values[0].ValueForKey(new NSString("status"));
var uid_worker = tt_values[0].ValueForKey(new NSString("uid_worker"));
//Adds the information from temp_entrance to the object timetracking_value.
object[] timetracking_value = { fecha, start_date, 1, uid_worker };
//Create a dictonary containing the keys, values and the length of the object.
var data = NSDictionary.FromObjectsAndKeys(timetracking_value, timetracking_key, timetracking_key.Length);
//Adds the information to the timetracking node.
tt_node.SetValue <NSDictionary>(data);
//Deletes the information from the temp_entrance node.
tempNode.GetChild(cell.Id).SetValue <NSDictionary>(null);
int index = lst_employees.FindIndex(x => x.Id.Contains(cell.Id));
lst_employees[index].Status = "Offline";
CheckIfOnline();
}
else
{
int index = lst_employees.FindIndex(x => x.Id.Contains(cell.Id));
lst_employees[index].Status = "Offline";
CheckIfOnline();
}
});
}
if (cell.Status == "Offline")
{
string fecha = DateTime.Now.ToString();
//Create a key object containing the user_id as key.
object[] k = { cell.Id };
object[] vs = { null };
var da = NSDictionary.FromObjectsAndKeys(vs, k, k.Length);
//Adds the child node to the temp_entrance table.
tempNode.UpdateChildValues(da);
//Obtained the information from the created node.
DatabaseReference subNode = tempNode.GetChild(cell.Id);
//Generated an autoid as child of the node created with the user id.
DatabaseReference subNode2 = subNode.GetChildByAutoId();
//Created objects with the required fields, and information.
object[] keys = { "end_date", "start_date", "status", "uid_worker" };
object[] values = { "", new NSString(fecha), 0, cell.Id };
//Created a dictionary with the value, keys and its length.
var data = NSDictionary.FromObjectsAndKeys(values, keys, keys.Length);
//Adds the value to the child node.
subNode2.SetValue <NSDictionary>(data);
int index = lst_employees.FindIndex(x => x.Id.Contains(cell.Id));
lst_employees[index].Status = "Online";
CheckIfOnline();
}
}
catch (Exception ex)
{
}
};
}
