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todos.component.ts
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import { Component, OnInit } from '@angular/core';
import { Todo } from 'src/app/Todo';
@Component({
selector: 'app-todos',
templateUrl: './todos.component.html',
styleUrls: ['./todos.component.css']
})
export class TodosComponent implements OnInit {
localItem : string;
todos:Todo[];
constructor() {
this.localItem = localStorage.getItem("todos") || '{}' ;
if (this.localItem == null) {
console.log("yess");
this.todos = [];
}
else{
this.todos = JSON.parse(this.localItem)
}
}
ngOnInit(): void {
}
deleteTodo(todo:Todo){
console.log(todo);
const index = this.todos.indexOf(todo);
this.todos.splice(index, 1);
localStorage.setItem("todos", JSON.stringify(this.todos));
}
addTodo(todo:Todo){
console.log(todo);
this.todos.push(todo);
localStorage.setItem("todos", JSON.stringify(this.todos));
}
toggleTodo(todo:Todo){
const index = this.todos.indexOf(todo);
console.log(index)
this.todos[index].active = !this.todos[index].active;
localStorage.setItem("todos", JSON.stringify(this.todos));
console.log(todo)
}
}