Filter array items by choosen fields

filter-items

const users = [
  {
    id: 1,
    name: 'Leanne Graham',
    username: 'Bret',
    email: 'Sincere@april.biz',
  },
  {
    id: 2,
    name: 'Ervin Howell',
    username: 'Antonette',
    email: 'Shanna@melissa.tv',
  },
  {
    id: 3,
    name: 'Bret Bauch',
    username: 'Samantha',
    email: 'Nathan@yesenia.net',
  },
]

const todo = [
  {
    userId: 1,
    id: 1,
    title: 'delectus aut autem',
    completed: false,
  },
  {
    userId: 1,
    id: 2,
    title: 'quis ut nam facilis et officia qui',
    completed: false,
  },
  {
    userId: 1,
    id: 3,
    title: 'fugiat veniam minus',
    completed: false,
  },
]

function filteredItems(filter = '', items = [], fields = []) {
  return filter ? items.filter((u) => fields.some((f) => u[f].toLowerCase().includes(filter.toLowerCase()))) : items
}

const searchUser = filteredItems('Bret', users, ['name','username']) 
// [ { id: 1, name: 'Leanne Graham', username: 'Bret', email: 'Sincere@april.biz' },{ id: 3, name: 'Bret Bauch', username: 'Samantha', email: 'Nathan@yesenia.net' } ]

const searchTodo = filteredItems('quis', todo, ['title']) 
// [ { userId: 1, id: 2, title: 'quis ut nam facilis et officia qui', completed: false } ]