Created
September 25, 2017 13:16
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// V6 Thinking in CODE. | |
// .toggleAll: if everything's true, make everything false. | |
// .toggleAll: Otherwise, make everything true. | |
var todoList = { | |
todos: [], | |
displayTodos: function(){ | |
if(this.todos.length === 0) { // Chp no: 2 .displayTodos should tell you if .todos is empty | |
console.log('Your todo list is EMPTY'); | |
} else { | |
console.log('My Todos: '); | |
for(var i = 0; i < this.todos.length; i++) { | |
if(this.todos[i].completed) { // Chp no: 3 .displayTodos should show .completed | |
console.log('(x)', this.todos[i].todoText); // Chp no: 1 .displayTodos should show .todoText | |
} else { | |
console.log('( )',this.todos[i].todoText); // Chp no: 1 .displayTodos should show .todoText | |
} | |
} | |
} | |
}, | |
addTodos: function(todoText){ | |
this.todos.push({ | |
todoText: todoText, | |
completed: false | |
}); | |
this.displayTodos(); | |
}, | |
changeTodo: function(pos, todoText) { | |
this.todos[pos].todoText = todoText; | |
this.displayTodos(); | |
}, | |
deleteTodo: function(pos) { | |
this.todos.splice(pos, 1); | |
this.displayTodos(); | |
}, | |
toggleCompleted: function(pos){ | |
var todo = this.todos[pos]; | |
todo.completed = !todo.completed; | |
this.displayTodos(); | |
}, | |
toggleAll: function(){ | |
// Chp no: 1 .toggleAll: if everything's true, make everything false. | |
var totalTodos = this.todos.length; | |
var completedTodos = 0; | |
// Get number of completed todos. | |
for(var i = 0; i < totalTodos; i++) { | |
if(this.todos[i].completed === true) { | |
completedTodos++; | |
} | |
} | |
// Case 1: If everything's true, make everything false. | |
if(completedTodos === totalTodos) { | |
for(var i = 0; i < totalTodos; i++) { | |
this.todos[i].completed = false; | |
} | |
// Case 2: Otherwise, make everything true. | |
} else { | |
for(var i = 0; i < totalTodos; i++) { | |
this.todos[i].completed = true; | |
} | |
} | |
this.displayTodos(); | |
} | |
} |
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