【民泊5.1】【Windows】予約ビュー

記述追加　app\views\rooms\show.html.erb
「<%= render 'reservations/form' %>」の記述追加（179行目）

<!-- 写真 -->
<div class="row">
  <div class="col-md-12">
    <%= image_tag @room.cover_photo(nil), width: "100%" %>
  </div>
</div>
<br/>

<div class="row">

  <!-- 左パネル -->
  <div class="col-md-8">

    <!-- お部屋の名前 -->
    <div class="row">
      <div class="col-md-8">
        <h1><%= @room.listing_name %></h1>
        <%= @room.address %>
      </div>
      <div class="col-md-4 text-center">
        <%= image_tag @room.user.gravatar_url, class: "img-circle avatar-large" %><br/><br/>
        <%= @room.user.fullname %>
      </div>
    </div>
    <hr/>

    <!-- 部屋のインフォメーション -->
    <div class="row text-babu">
      <div class="row text-center row-space-1">
        <div class="col-md-3">
          <i class="fa fa-home fa-2x"></i>
        </div>
        <div class="col-md-3">
          <i class="fa fa-user-circle-o fa-2x"></i>
        </div>
        <div class="col-md-3">
          <i class="fa fa-bed fa-2x"></i>
        </div>
        <div class="col-md-3">
          <i class="fa fa-bath fa-2x"></i>
        </div>
      </div>

      <div class="row text-center">
        <div class="col-md-3"><%= @room.home_type %></div>
        <div class="col-md-3"><%= pluralize(@room.accommodate, "人宿泊可能") %></div>
        <div class="col-md-3"><%= pluralize(@room.bed_room, "台") %></div>
        <div class="col-md-3"><%= pluralize(@room.bath_room, "部屋") %></div>
      </div>

    </div>
    <hr/>

    <!-- 詳細 -->
    <div class="row">
      <div class="col-md-12">
        <h3>お部屋の詳細</h3>
        <p><%= @room.summary %></p>
      </div>
    </div>
    <hr/>

    <!-- アメニティ -->
    <div class="row">
      <div class="col-md-3">
        <h4>アメニティ</h4>
      </div>

      <div class="col-md-9">
        <div class="row">
          <div class="col-md-6">
            <ul class="amenities">
              <li class="<%= 'text-line-through' if !@room.is_tv %>">テレビ</li>
              <li class="<%= 'text-line-through' if !@room.is_kitchen %>">キッチン</li>
              <li class="<%= 'text-line-through' if !@room.is_internet %>">インターネット</li>
            </ul>
          </div>
          <div class="col-md-6">
            <ul class="amenities">
              <li class="<%= 'text-line-through' if !@room.is_heating %>">暖房</li>
              <li class="<%= 'text-line-through' if !@room.is_air %>">エアコン</li>
            </ul>
          </div>

        </div>
      </div>

    </div>
    <hr/>
    <!-- カルーセル表示 -->
    <div class="row">

      <% if @photos.length > 0 %>
          <div id="myCarousel" class="carousel slide" data-ride="carousel">
          <!-- 表示 -->
          <ol class="carousel-indicators">
            <% @photos.each do |photo| %>
                <li data-target="#myCarousel" data-slide-to="<%= photo.id %>"></li>
            <% end %>
          </ol>

          <!-- スライド -->
          <div class="carousel-inner">
            <% @photos.each do |photo| %>
                <div class="item <%= 'active' if photo.id == @photos[0].id %>">
                  <%= image_tag photo.image.url() %>
                </div>
            <% end %>
          </div>

          <!-- 左右移動 -->
          <a class="left carousel-control" href="#myCarousel" data-slide="prev">
            <span class="glyphicon glyphicon-chevron-left"></span>
            <span class="sr-only">戻る</span>
          </a>
          <a class="right carousel-control" href="#myCarousel" data-slide="next">
            <span class="glyphicon glyphicon-chevron-right"></span>
            <span class="sr-only">次へ</span>
          </a>
        </div>
      <% end %>

    </div>
    <hr/>

    <!-- GOOGLE マップ -->
    <div class="row">

      <div id="map" style="width: 100%; height: 400px"></div>
      <script src="https://maps.googleapis.com/maps/api/js"></script>
      <script>
          function initialize() {
            var location = {lat: <%= @room.latitude %>, lng: <%= @room.longitude %>};
            var map = new google.maps.Map(document.getElementById('map'), {
              center: location,
              zoom: 14
            });

            var marker = new google.maps.Marker({
              position: location,
              map: map
            });

            var infoWindow = new google.maps.InfoWindow({
              content: '<div id="content"><%= image_tag @room.cover_photo(:medium) %></div>'
            });

            infoWindow.open(map, marker);
          }

          google.maps.event.addDomListener(window, 'load', initialize);
      </script>
      <script async defer src="https://maps.googleapis.com/maps/api/js?key=AIzaSyBojDcZmScBkIOISjoYREjgid99iZUL2Tk&callback=initMap" type="text/javascript"></script>
    </div>
    <hr/>

    <!-- 近くのお部屋を検索 -->
    <div class="row">
      <h3>お近くのお部屋</h3>
      <% for room in @room.nearbys(10) %>
          <div class="col-md-4">
            <div class="panel panel-default">
              <div class="panel-heading preview">
                <%= image_tag room.cover_photo(:medium) %>
              </div>
              <div class="panel-body">
                <%= link_to room.listing_name, room %><br/>
                (距離：<%= room.distance.round(2) %> Km)
              </div>
            </div>
          </div>
      <% end %>
    </div>

  </div>

  <!-- 右パネル -->
  <div class="col-md-4">
    <!-- 予約フォーム -->
    <%= render 'reservations/form' %>
  </div>

</div>

「app\views」フォルダに「reservations」フォルダを新規作成します。
作成した「reservations」フォルダに「_form.html.erb」ファイルを新規作成します。


app\views\reservations\_form.html.erb(新規作成したファイル)

<%= form_for([@room, @room.reservations.new]) do |f| %>
  <%= f.text_field :start_date %>
  <%= f.text_field :end_date %>

  <br/>
  <%= f.submit "予約する", class: "btn btn-normal btn-block" %>
<% end %>

「app\controllers」フォルダに「reservations_controller.rb」ファイルを新規作成します。


app\controllers\reservations_controller.rb(新規作成したファイル)

class ReservationsController < ApplicationController
    before_action :authenticate_user!
  
    def create
      room = Room.find(params[:room_id])
  
      if current_user == room.user
        flash[:alert] = "オーナーが予約することはできません。"
      else
  
          start_date = Date.parse(reservation_params[:start_date])
          end_date = Date.parse(reservation_params[:end_date])
          days = (end_date - start_date).to_i + 1
  
          @reservation = current_user.reservations.build(reservation_params)
          @reservation.room = room
          @reservation.price = room.price
          @reservation.total = room.price * days
          @reservation.save
  
          flash[:notice] = "予約が完了しました。"
        end
        redirect_to room
    end
  
  
    private
      def reservation_params
        params.require(:reservation).permit(:start_date, :end_date)
      end
  end
  

ブラウザ確認
http://localhost:3000/rooms/1

予約フォーム