public static TodosState ReduceDeleteTodoSuccessAction(TodosState state, DeleteTodoSuccessAction action)
{
// Return the default state if no list of todos is found
if (state.CurrentTodos is null)
{
return(new TodosState(false, null, null, state.CurrentTodo));
}
// Create a new list with all todo items excluding the todo with the deleted ID
var updatedTodos = state.CurrentTodos.Where(t => t.Id != action.Id);
return(new TodosState(false, null, updatedTodos, state.CurrentTodo));
}
public static TodosState ReduceCreateTodoSuccessAction(TodosState state, CreateTodoSuccessAction action)
{
// Grab a reference to the current todo list, or initialize one if we do not currently have any loaded
var currentTodos = state.CurrentTodos is null ?
new List <TodoDto>() :
state.CurrentTodos.ToList();
// Add the newly created todo to our list and sort by ID
currentTodos.Add(action.Todo);
currentTodos = currentTodos
.OrderBy(t => t.Id)
.ToList();
return(new TodosState(false, null, currentTodos, state.CurrentTodo));
}
public static TodosState ReduceUpdateTodoSuccessAction(TodosState state, UpdateTodoSuccessAction action)
{
// If the current todos list is null, set the state with a new list containing the updated todo
if (state.CurrentTodos is null)
{
return(new TodosState(false, null, new List <TodoDto> {
action.Todo
}, state.CurrentTodo));
}
// Rather than mutating in place, let's construct a new list and add our updated item
var updatedList = state.CurrentTodos
.Where(t => t.Id != action.Todo.Id)
.ToList();
// Add the todo and sort the list
updatedList.Add(action.Todo);
updatedList = updatedList
.OrderBy(t => t.Id)
.ToList();
return(new TodosState(false, null, updatedList, null));
}
public static TodosState ReduceCreateTodoFailureAction(TodosState state, CreateTodoFailureAction action) => new TodosState(false, action.ErrorMessage, state.CurrentTodos, state.CurrentTodo);
public static TodosState ReduceCreateTodoAction(TodosState state, CreateTodoAction _) => new TodosState(true, null, state.CurrentTodos, state.CurrentTodo);
public static TodosState InitializeTodosAction(TodosState state, InitializeTodosAction action) => new TodosState(false, null, action.Todos, state.CurrentTodo);
public static TodosState ReduceLoadTodosAction(TodosState state, LoadTodosAction _) => new TodosState(true, null, null, state.CurrentTodo);
public static TodosState ReduceLoadTodosFailureAction(TodosState state, LoadTodosFailureAction action) => new TodosState(false, action.ErrorMessage, null, state.CurrentTodo);
public static TodosState ReduceLoadTodosSuccessAction(TodosState state, LoadTodosSuccessAction action) => new TodosState(false, null, action.Todos, state.CurrentTodo);
public static TodosState ReduceNavigationAction(TodosState state, GoAction _) => new TodosState(state.IsLoading, null, state.CurrentTodos, state.CurrentTodo);
