Implemented side tree to devices and rountines screen

lib/pages/routines/bloc/functions_bloc/functions_bloc_event.dart

@@ -0,0 +1,41 @@
+part of 'functions_bloc_bloc.dart';
+
+abstract class FunctionBlocEvent extends Equatable {
+  const FunctionBlocEvent();
+
+  @override
+  List<Object?> get props => [];
+}
+
+class AddFunction extends FunctionBlocEvent {
+  final DeviceFunctionData functionData;
+
+  const AddFunction({
+    required this.functionData,
+  });
+
+  @override
+  List<Object?> get props => [functionData];
+}
+
+class SelectFunction extends FunctionBlocEvent {
+  final String functionCode;
+  final String operationName;
+
+  const SelectFunction({
+    required this.functionCode,
+    required this.operationName,
+  });
+
+  @override
+  List<Object?> get props => [functionCode, operationName];
+}
+
+class InitializeFunctions extends FunctionBlocEvent {
+  final List<DeviceFunctionData> functions;
+
+  const InitializeFunctions(this.functions);
+
+  @override
+  List<Object?> get props => [functions];
+}