abstract class TodoInputPort

• TodoInputPort
• Reference
• Object

Overview

Abstract class representing a Todo Input Port.

This abstract class defines a set of abstract methods for managing todos.

Example Usage:

# Create a concrete implementation of TodoInputPort
class TodoInputPortImpl < TodoInputPort
  def get_all_todos : Array(Todo)
    # implementation goes here
  end

  def get_todo_by_id(id : Int32) : Todo?
    # implementation goes here
  end

  def create_todo(title : String) : Todo
    # implementation goes here
  end

  def mark_todo_as_completed(todo : Todo) : Todo
    # implementation goes here
  end
end

Inputs: None

Flow:

• The abstract class 'TodoInputPort' defines four abstract methods:
  1. get_all_todos - This method returns an array of all todos.
  2. #get_todo_by_id - This method takes an integer id as input and returns the corresponding todo object, or nil if not found.
  3. #create_todo - This method takes a string title as input and creates a new todo object with the given title.
  4. #mark_todo_as_completed - This method takes a todo object as input and marks it as completed.

Outputs:

• The get_all_todos method returns an array of todos.
• The #get_todo_by_id method returns a todo object or nil.
• The #create_todo method returns a newly created todo object.
• The #mark_todo_as_completed method returns the updated todo object.

Direct Known Subclasses

• ConsoleTodoInputPort

Defined in:

domain/ports/todo_input.cr

Instance Method Summary

• #all_todos : Array(Todo)
• #create_todo(title : String) : Todo
• #get_todo_by_id(id : String) : Todo | Nil
• #mark_todo_as_completed(todo : Todo) : Todo

Instance Method Detail