【民泊6.0】【MacOSX】jQuery日付ピッカー

jqueryはすでにインストールされているので、「jquery-ui」をインストールします。

コマンド
yarn add jquery-ui

記述追加　config\webpack\environment.js(14行目)

environment.toWebpackConfig().merge({
    resolve: {
        alias: {
            'jquery': 'jquery/src/jquery'
        }
    }
});

config\webpack\environment.js

const { environment } = require('@rails/webpacker')

module.exports = environment

const webpack = require('webpack')
environment.plugins.append('Provide',
    new webpack.ProvidePlugin({
        $: 'jquery/src/jquery',
        jQuery: 'jquery/src/jquery',
        Popper: ['popper.js', 'default']
    })
)

environment.toWebpackConfig().merge({
    resolve: {
        alias: {
            'jquery': 'jquery/src/jquery'
        }
    }
});

「app\javascript\packs\application.js」ファイルに以下の記述を追加します。

記述追加　app\javascript\packs\application.js(11行目)

require('jquery');
require("jquery-ui/ui/widgets/datepicker");

app\javascript\packs\application.js

// This file is automatically compiled by Webpack, along with any other files
// present in this directory. You're encouraged to place your actual application logic in
// a relevant structure within app/javascript and only use these pack files to reference
// that code so it'll be compiled.

require("@rails/ujs").start()
require("turbolinks").start()
require("@rails/activestorage").start()
require("channels")

require('jquery');
require("jquery-ui/ui/widgets/datepicker");

window.Noty = require("noty")
window.Dropzone = require("dropzone")
window.BulmaCarousel = require("bulma-extensions/bulma-carousel/dist/js/bulma-carousel")

$(document).on('turbolinks:load', () => {
    $('.toggle').on('click', (e) => {
        e.stopPropagation();
        e.preventDefault();
        $('#' + e.target.getAttribute('aria-controls')).toggleClass('is-hidden');
    })
})

// Uncomment to copy all static images under ../images to the output folder and reference
// them with the image_pack_tag helper in views (e.g <%= image_pack_tag 'rails.png' %>)
// or the `imagePath` JavaScript helper below.
//
// const images = require.context('../images', true)
// const imagePath = (name) => images(name, true)

require("trix")
require("@rails/actiontext")

記述追加　app\views\reservations\_form.html.erb(25行目)

<script>
  $(function() {
    $('#reservation_start_date').datepicker({
      dateFormat: 'dd-mm-yy'
    });
    $('#reservation_end_date').datepicker({
      dateFormat: 'dd-mm-yy'
    });
  });
</script>

app\views\reservations\_form.html.erb

<%= form_for([@room, @room.reservations.new]) do |f| %>
    <div class="field is-horizontal">
        <div class="field-body">
            <div class="field">
            <p class="control is-expanded has-icons-left">
                <%= f.text_field :start_date, readonly: true, placeholder: "イン", class: "input is-primary is-rounded" %>
                <span class="icon is-small is-left">
                <i class="far fa-calendar-alt"></i>
                </span>
            </p>
            </div>
            <div class="field">
            <p class="control is-expanded has-icons-left has-icons-right">
                <%= f.text_field :end_date, readonly: true, placeholder: "アウト", class: "input is-primary is-rounded" %>
                <span class="icon is-small is-left">
                <i class="far fa-calendar-alt"></i>
                </span>
            </p>
            </div>
        </div>
    </div>
    <%= f.submit "予約する", class: "button is-danger is-fullwidth m-t-10 m-b-10"  %>
<% end %>

<script>
  $(function() {
    $('#reservation_start_date').datepicker({
      dateFormat: 'dd-mm-yy'
    });
    $('#reservation_end_date').datepicker({
      dateFormat: 'dd-mm-yy'
    });
  });
</script>

以下のサイトで日付ピッカーのデザインを変更することができます。
jQuery CDN

デザインの名前をコピーしてリンクの名前を変更します。
今回は「sunny」を使います。

記述追加　app\views\layouts\application.html.erb(14行目)

    <!-- 日付ピッカー　デザインsunny-->
    <link rel="stylesheet" href="https://code.jquery.com/ui/1.12.1/themes/sunny/jquery-ui.css">
    <!-- 日付ピッカーの日本語化-->
    <script src="https://rawgit.com/jquery/jquery-ui/master/ui/i18n/datepicker-ja.js"></script>

app\views\layouts\application.html.erb

<!DOCTYPE html>
<html>
  <head>
    <title>Minpaku6</title>
    <%= csrf_meta_tags %>
    <%= csp_meta_tag %>

    <%= stylesheet_link_tag 'application', media: 'all', 'data-turbolinks-track': 'reload' %>
    <%= javascript_pack_tag 'application', 'data-turbolinks-track': 'reload' %>
    <!-- Googleフォント　-->
    <link href="https://fonts.googleapis.com/css2?family=Kosugi+Maru&display=swap" rel="stylesheet">
    <!--　アイコン　Font Awesome　-->
    <link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.8.2/css/all.css">
    <!-- 日付ピッカー　デザインsunny-->
    <link rel="stylesheet" href="https://code.jquery.com/ui/1.12.1/themes/sunny/jquery-ui.css">
    <!-- 日付ピッカーの日本語化-->
    <script src="https://rawgit.com/jquery/jquery-ui/master/ui/i18n/datepicker-ja.js"></script>
  </head>

  <body>

    <!-- ナビゲーションバー　-->
    <%= render  "shared/navbar" %>

    <!-- noty -->
    <%= render 'shared/notification' %>

    <%= yield %>
  </body>
</html>