implement methods using prototypical inheritance, moved all methods t…

todo_list.js

@@ -1,10 +1,70 @@
-var newTodoList = function() {
-	// ???
+var Task = function(item) {
+  this.id = 0;
+  this.description = item;
+  this.completed = false;
+}
+
+Task.prototype.complete = function() {
+  console.log("finished this task YOOOO!");
+  this.completed = true;
+}
+
+var TodoList = function() {
+  this.tasks = [];
+  this.counter = 0;
 };
 
+TodoList.prototype.add = function(item) {
+  var newItem = new Task(item);
+  newItem.id = this.counter += 1;
+  this.tasks.push(newItem);
+}
+
+TodoList.prototype.remove = function(taskObj) {
+  for (var i = 0; i < this.tasks.length; i++) {
+    if (taskObj === this.tasks[i]) {
+      console.log("removed this task YOOO!");
+      this.tasks.splice(i, 1);
+    }
+  }
+}
+
+TodoList.prototype.list = function() {
+  for(var i = 0; i < this.tasks.length; i++) {
+    console.log(this.tasks[i]);
+  }
+}
+
+//var todoList = newTodoList();
+var groceryList = new TodoList();
+groceryList.add('bread');
+groceryList.add('cheese');
+groceryList.add('milk');
+// // tasks is now an array of Task objects
+groceryList.tasks //-> [Task, Task, Task]
+groceryList.list();
+// > Task {id: 1, description: 'bread', completed: false}
+// > Task {id: 2, description: 'cheese', completed: false}
+// > Task {id: 3, description: 'milk', completed: false}
+// getting a task object
+var breadTask = groceryList.tasks[0];
+breadTask.id //-> 1 (some unique numerical ID)
+breadTask.description //-> 'bread'
+breadTask.completed //-> false
+// This should complete the task
+breadTask.complete(); // function() { this.completed = true}
+
+breadTask.completed //-> true
 
+groceryList.list();
+//> Task {id: 1, description: 'bread', completed: true}
+//> Task {id: 2, description: 'cheese', completed: false}
+//> Task {id: 3, description: 'milk', completed: false}
 
-// Driver code
 
+// This should remove the task from the todo list
+groceryList.remove(breadTask);
 
-var todoList = newTodoList();
+groceryList.list();
+//> Task {id: 2, description: 'cheese', completed: false}
+//> Task {id: 3, description: 'milk', completed: false}