Created
October 16, 2012 11:46
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<!-- HTML --> | |
<div> | |
<div> | |
<h3>Tehtävälista:</h3> | |
<ul data-bind="foreach: todos, visible: todos().length > 0"> | |
<li> | |
<label data-bind="value: title" /> | |
<a href="#" data-bind="click: $parent.removeTodo">Poista</a> | |
</li> | |
</ul> | |
</div> | |
<div> | |
<form data-bind="submit: addTodo"> | |
<input type="text" data-bind="value: newTodoText"/> | |
<button type="submit">Lisää uusi tehtävä</button> | |
</form> | |
</div> | |
</div> | |
<!-- JS --> | |
function Todo(data) { | |
this.id = data.todoId; | |
this.title = ko.observable(data.title); | |
} | |
function saveTodo(title, success) { | |
$.post('api/todo', | |
{ 'title': title }, | |
success); | |
} | |
function deleteTodo(id, success) { | |
$.ajax({ | |
url: 'api/todo/' + id, | |
type: 'DELETE', | |
success: function () { | |
success; | |
} | |
}); | |
} | |
function TodoListViewModel() { | |
var self = this; | |
self.todos = ko.observableArray([]); | |
self.newTodoText = ko.observable(); | |
self.addTodo = function () { | |
var title = this.newTodoText(); | |
self.todos.push(new Todo({ title: title })); | |
self.newTodoText(""); | |
saveTodo(title, function() { return null; }); | |
}; | |
self.removeTodo = function(todo) { | |
deleteTodo(todo.id, function() { self.todos.remove(todo); }); | |
}; | |
$.getJSON("/api/todo", function (allData) { | |
var mappedTodos = $.map(allData, function(item) { return new Todo(item); }); | |
self.todos(mappedTodos); | |
console.log(self.todos()); | |
console.log(self.todos().length); | |
}); | |
} | |
ko.applyBindings(new TodoListViewModel()); |
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