メンター向けプラクティスWatch機能の追加

app/assets/stylesheets/blocks/practice/_practice-first-actions.sass

@@ -0,0 +1,16 @@
+.practice-first-actions
+  +media-breakpoint-up(md)
+    display: flex
+    margin-bottom: 1.5rem
+  +media-breakpoint-down(sm)
+    margin-bottom: 1rem
+
+.practice-first-actions__start
+  flex: 1
+
+.practice-first-actions__end
+  min-width: 6rem
+  .is-inactive
+    background-color: $background-shade
+  +media-breakpoint-down(sm)
+    margin-top: .75rem

app/assets/stylesheets/blocks/practice/_practice-status-buttons.sass

@@ -1,9 +1,3 @@
-.practice-status-buttons
-  +media-breakpoint-up(md)
-    margin-bottom: 1.5rem
-  +media-breakpoint-down(sm)
-    margin-bottom: 1rem
-
 .practice-status-buttons__start
   text-align: center
   width: 100%

app/models/practice.rb

@@ -1,6 +1,7 @@
 # frozen_string_literal: true
 
 class Practice < ApplicationRecord
+  include Watchable
   include Searchable
 
   has_many :learnings, dependent: :destroy

app/models/product_callbacks.rb

@@ -12,6 +12,7 @@ def after_create(product)
 
   def after_save(product)
     if !product.wip? && product.published_at.nil?
+      notify_to_watching_mentor(product)
       if product.user.trainee?
         send_notification(
           product: product,
@@ -61,4 +62,15 @@ def create_watch(watchers:, watchable:)
   def delete_notification(product)
     Notification.where(path: "/products/#{product.id}").destroy_all
   end
+
+  def notify_to_watching_mentor(product)
+    practice = Practice.find(product.practice_id)
+    mentor_ids = practice.watches.where.not(user_id: product.user_id).pluck(:user_id)
+    mentors = User.where(id: mentor_ids)
+    send_notification(
+      product: product,
+      receivers: mentors,
+      message: "#{product.user.login_name}さんが#{product.title}を提出しました。"
+    )
+  end
 end

app/views/practices/show.html.slim

@@ -51,8 +51,14 @@ header.page-header
               #js-annotation-modal
           h1.practice-contents__title
             = @practice.title
-        - status = @practice.status_by_learnings(current_user.learnings)
-        .js-learning-status(data-practice-id="#{@practice.id}" data-status="#{status}" data-submission="#{@practice.submission}")
+        .practice-first-actions
+          .practice-first-actions__start
+            - status = @practice.status_by_learnings(current_user.learnings)
+            .js-learning-status(data-practice-id="#{@practice.id}" data-status="#{status}" data-submission="#{@practice.submission}")
+
+          - if current_user.mentor? && @practice.submission
+            .practice-first-actions__end.is-only-mentor
+              #js-watch-toggle(data-watchable-id="#{@practice.id}", data-watchable-type='Practice')
 
         - if @practice.last_updated_user.present?
           .practice-contents__pub-date