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@@ -2,16 +2,157 @@
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リアルタイムチャットでメッセージを受信したユーザに通知を送る機能を実装したいと考えているのですが、方法が思いつきません。
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もし分かる方がいれば、お力をお借りしたいです。
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以下のようなコードとなっています。
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ずっと困っているので、助けていただければ本当に助かります！
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どうか宜しくお願いいたします。
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以下のようなコードとなっております。
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```ruby
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class RoomChannel < ApplicationCable::Channel
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def subscribed
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stream_from "room_channel_#{params['room']}"
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end
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def unsubscribed
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# Any cleanup needed when channel is unsubscribed
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end
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def speak(data)
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# jsで実行されたspeakのmessageを受け取り、room_channelのreceivedにブロードキャストする
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Message.create! content: data['message'], user_id: current_user.id, room_id: params['room']
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end
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end
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```
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```ruby
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class MessageBroadcastJob < ApplicationJob
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queue_as :default
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def perform(message)
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ActionCable.server.broadcast "room_channel_#{message.room_id}", message: render_message(message)
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end
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private
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def render_message(message)
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ApplicationController.render_with_signed_in_user(message.user, partial: 'messages/message', locals: { message: message })
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end
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end
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```
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```Ruby
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module ApplicationCable
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class Connection < ActionCable::Connection::Base
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identified_by :current_user
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def connect
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reject_unauthorized_connection unless find_verified_user
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end
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private
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def find_verified_user
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self.current_user = env['warden'].user
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end
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end
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end
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```
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```Ruby
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class Message < ApplicationRecord
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validates :content, presence: true
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after_create_commit { MessageBroadcastJob.perform_later self }
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belongs_to :user
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belongs_to :room
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has_many :active_notifications, class_name: 'Notification', foreign_key: 'visitor_id', dependent: :destroy
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has_many :passive_notifications, class_name: 'Notification', foreign_key: 'visited_id', dependent: :destroy
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end
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```
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```Ruby
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class MessagesController < ApplicationController
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end
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```
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```JavaScript
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import consumer from './consumer'
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// $(function() { ... }); で囲むことでレンダリング後に実行される
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// レンダリング前に実行されると $('#messages').data('room_id') が取得できない
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// turbolinks を使っている場合は $(document).on('turbolinks:load', function() { ... }); で囲う
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$(function() {
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const chatChannel = consumer.subscriptions.create({ channel: 'RoomChannel', room: $('#messages').data('room_id') }, {
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connected() {
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// Called when the subscription is ready for use on the server
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},
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disconnected() {
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// Called when the subscription has been terminated by the server
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},
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received: function(data) {
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return $('#messages').append(data['message']);
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},
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speak: function(message) {
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return this.perform('speak', {
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message: message
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});
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}
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});
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$(document).on('keypress', '[data-behavior~=room_speaker]', function(event) {
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if (event.keyCode === 13) {
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chatChannel.speak(event.target.value);
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event.target.value = '';
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return event.preventDefault();
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}
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});
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$(".button").on("click",function(){
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var message = $(".speaker_txt").val();
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chatChannel.speak(message);
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$(".speaker_txt").val("")
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});
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});
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```
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```HTML
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<div class="chat-room-container">
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<%= link_to rooms_path do%>
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<i class="fas fa-arrow-left fa-2x" aria-hidden="true"></i>
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<% end %>
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<% if @user.image? %>
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<%= link_to user_path(@user) do %>
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<%= image_tag(@user.image.to_s, :class => "top-image")%>
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<% end %>
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<span class="name"><%= @user.name %></span>
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<% else %>
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<%= link_to user_path(@user) do %>
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<%= image_tag("default.png", :class => "top-image")%>
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<% end %>
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<span class="name"><%= @user.name %></span>
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<% end %>
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<hr>
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<div class= "messages" id ='messages' data-room_id="<%= @room.id %>">
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<%= render @messages %>
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</div>
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</div>
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<div class= "message-form row">
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<div class = "send-form offset-1 col-9">
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<form>
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<input class="speaker_txt col-12" name="content" type="text" data-behavior="room_speaker", autofocus>
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</form>
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</div>
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<div class= "send-button col-1">
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<button class="button btn btn-primary"><i class="fas fa-paper-plane"></i></button>
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</div>
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</div>
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```
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