public static void Main()
{
var initialState = new TodoAppState
{
DescriptionInput = "",
Visibility = TodoVisibility.All,
Todos = new Todo[]
{
new Todo
{
Id = 0,
Description = "Learn React + Redux in C#",
IsCompleted = true
},
new Todo
{
Id = 1,
Description = "Build an awesome app with them",
IsCompleted = false
}
}
};
var store = Redux.CreateStore(Todos.Reducer(initialState));
React.Render(Components.TodoItemList(store), Document.GetElementById("root"));
}
static TodoAppState SetVisibility(TodoAppState state, SetVisibility act)
{
return(new TodoAppState
{
Todos = state.Todos,
Visibility = act.Visibility
});
}
static TodoAppState UpdateDescriptionInput(TodoAppState state, UpdateDescriptionInput act)
{
return(new TodoAppState
{
Todos = state.Todos,
Visibility = state.Visibility,
DescriptionInput = act.Description
});
}
public static ReduxReducer <TodoAppState> Reducer(TodoAppState iniital) => BuildReducer.For <TodoAppState>() .WhenActionHasType <AddTodo>(AddTodo) .WhenActionHasType <DeleteTodo>(DeleteTodo) .WhenActionHasType <UpdateTodo>(UpdateTodo) .WhenActionHasType <ToggleTodoCompleted>(ToggleTodoCompleted) .WhenActionHasType <SetVisibility>(SetVisibility) .WhenActionHasType <UpdateDescriptionInput>(UpdateDescriptionInput) .WhenStateIsUndefinedOrNull(() => iniital) .Build();
public async Task NewItemIsAddedToTodoList()
{
var state = new TodoAppState();
mockStateStore.Setup(store => store.Reduce(It.IsAny <Func <TodoAppState, TodoAppState> >()))
.Callback <Func <TodoAppState, TodoAppState> >(func => func(state))
.Returns(Task.CompletedTask);
await addItemHandler.HandleAsync(AddItemMessage.Default);
Assert.IsTrue(state.TodoItems.Any());
}
private static TodoAppState AddTodo(TodoAppState state, AddTodo act)
{
var maxId = state.Todos.Max(_todo => _todo.Id);
var nextId = maxId + 1;
var todo = new Todo
{
Id = nextId,
Description = state.DescriptionInput,
IsCompleted = false
};
return(new TodoAppState
{
Todos = state.Todos.Concat(new Todo[] { todo }),
Visibility = state.Visibility
});
}
static TodoAppState UpdateTodo(TodoAppState state, UpdateTodo act) => new TodoAppState
{
Todos = state.Todos.Select(todo =>
{
if (todo.Id == act.Id)
{
return(new Todo
{
Id = todo.Id,
Description = act.Description,
IsCompleted = todo.IsCompleted
});
}
else
{
return(todo);
}
}),
Visibility = state.Visibility
};
static TodoAppState ToggleTodoCompleted(TodoAppState state, ToggleTodoCompleted act) => new TodoAppState
{
Todos = state.Todos.Select(todo =>
{
if (todo.Id == act.Id)
{
return(new Todo
{
Id = todo.Id,
Description = todo.Description,
IsCompleted = !todo.IsCompleted
});
}
else
{
return(todo);
}
}),
Visibility = state.Visibility,
DescriptionInput = state.DescriptionInput
};
static TodoAppState DeleteTodo(TodoAppState state, DeleteTodo act) => new TodoAppState
{
Todos = state.Todos.Where(todo => todo.Id != act.Id),
Visibility = state.Visibility
};
