benvp

def reload(item) do
  %struct{} = item
  pk = struct.__schema__(:primary_key) |> List.first
  %{^pk => id} = item
  get(struct, id)
end

def max(queryable, fieldName) do
  query = from x in queryable,
          select: max(field(x, ^fieldName))

benvp

Keybase proof

I hereby claim:

• I am benvp on github.
• I am benvp (https://keybase.io/benvp) on keybase.
• I have a public key ASA67CkwGjbTJnmroRS0FqsrYFm5aVggYrJba_M35IUbrQo

To claim this, I am signing this object:

benvp

// 20190506104306
// https://gist.githubusercontent.com/benlime/ae8087466b2d969f7916c7425356d1fa/raw/8e51a731c232af378db0557f3e8ad5765e61d671/extensions.json

[
  {
    "metadata": {
      "id": "beb66794-aacf-4696-937a-465e2f9508c5",
      "publisherId": "myax.appidocsnippets",
      "publisherDisplayName": "myax"
    },

benvp

# in your phoenix project dir

cd assets
yarn add alpinejs

benvp

import 'alpinejs';

// ...

let liveSocket = new LiveSocket('/live', Socket, {
  dom: {
    // make LiveView work nicely with alpinejs
    onBeforeElUpdated(from, to) {
      if (from.__x) {
        window.Alpine.clone(from.__x, to);

benvp

defmodule Autocomplete.Items do
  @items [
    %{id: 1, name: "Item 1", image_url: "images/items/1.png"},
    %{id: 2, name: "Item 2", image_url: "images/items/2.png"},
    %{id: 3, name: "Item 3", image_url: "images/items/3.png"},
    %{id: 4, name: "Item 4", image_url: "images/items/4.png"}
  ]

  def list_items() do
    @items

benvp

defmodule AutocompleteWeb.ItemSearchLive do
  use AutocompleteWeb, :live_view

  alias Autocomplete.Items

  def mount(_params, _session, socket) do
    items = Items.list_items()

    {:ok, assign(socket, suggestions: items, selected: [])}
  end

benvp

  scope "/", AutocompleteWeb do
    pipe_through :browser

    live "/", ItemSearchLive, :index
  end

benvp

<div class="container">
  <h2>Item search</h2>
  
  <script>
    // we add a global autocomplete function
    // which will handle our client-side logic.
    // we extend this later on...
    function autocomplete() {
      return {
        isOpen: false,

benvp

def handle_event("suggest", %{"search" => search}, socket) do
  suggestions = Items.list_items() |> suggest(search)

  {:noreply, assign(socket, suggestions: suggestions)}
end

defp suggest(items, search) do
  Enum.filter(items, fn i ->
    i.name
    |> String.downcase()