pair-posthum4, add oojs todo list with constructor method

todo_list.js

@@ -1,10 +1,62 @@
-var newTodoList = function() {
-	// ???
+var TodoList = function() {
+	this.tasks = [];
+
+  this.add = function(item){
+    task = new Task(item)
+    task.id = this.tasks.length + 1
+    this.tasks.push(task)
+  };
+
+  this.list = function(){
+    for(i = 0; i < this.tasks.length; i++){
+        console.log(this.tasks[i])
+    }
+  };
+
+  this.remove = function(list_item){
+    position = this.tasks.indexOf(list_item)
+    this.tasks.splice(position,1)
+  };
 };
 
+var Task = function(item) {
+  this.description = item,
+  this.completed = false
 
+  this.complete = function(){
+    this.completed = true
+  }
+}
 
 // Driver code
 
 
-var todoList = newTodoList();
+var todoList = new TodoList();
+todoList.add("bread");
+todoList.add("cheese");
+todoList.add("milk");
+
+var breadTask = todoList.tasks[0];
+
+console.log( breadTask.id) //-> 1 (some unique numerical ID)
+console.log(breadTask.description) //-> 'bread'
+console.log(breadTask.completed) //-> false
+
+// This should complete the task
+breadTask.complete();
+
+console.log( breadTask.completed) //-> true
+
+todoList.list();
+//> Task {id: 1, description: 'bread', completed: true}
+//> Task {id: 2, description: 'cheese', completed: false}
+//> Task {id: 3, description: 'milk', completed: false}
+
+
+// This should remove the task from the todo list
+todoList.remove(breadTask);
+
+todoList.list();
+//> Task {id: 2, description: 'cheese', completed: false}
+//> Task {id: 3, description: 'milk', completed: false}
+