send email to author when resource was hidden

decidim-admin/app/commands/decidim/admin/hide_resource.rb

@@ -26,6 +26,8 @@ def call
 
         send_hide_notification_to_author
 
+        send_hide_email_to_author
+
         broadcast(:ok, @reportable)
       end
 
@@ -63,6 +65,16 @@ def send_hide_notification_to_author
         Decidim::EventsManager.publish(data)
       end
 
+      def send_hide_email_to_author
+        Decidim::Admin::HiddenResourceMailer.notify_mail(
+          @reportable, resource_authors, report_reasons
+        ).deliver_later
+      end
+
+      def resource_authors
+        @reportable.try(:authors) || [@reportable.try(:author)]
+      end
+
       def report_reasons
         @reportable.moderation.reports.pluck(:reason).uniq
       end

decidim-admin/app/mailers/decidim/admin/hidden_resource_mailer.rb

@@ -0,0 +1,28 @@
+# frozen_string_literal: true
+
+module Decidim
+  module Admin
+    # A custom mailer to mail Decidim users
+    # that they have been hidden
+    class HiddenResourceMailer < Decidim::ApplicationMailer
+      include Decidim::TranslationsHelper
+      include Decidim::SanitizeHelper
+      include Decidim::ApplicationHelper
+      include Decidim::TranslatableAttributes
+
+      helper Decidim::ResourceHelper
+      helper Decidim::TranslationsHelper
+      helper Decidim::ApplicationHelper
+
+      def notify_mail(resource, resource_authors, reason)
+        @resource_authors = resource_authors
+        @organization = resource.organization
+        @resource = resource
+        @reason = reason
+
+        mail(to: resource_authors.pluck(:email).uniq,
+             subject: I18n.t("decidim.admin.hidden_resource_mailer.notify_mail.subject"))
+      end
+    end
+  end
+end

decidim-admin/app/views/decidim/admin/hidden_resource_mailer/notify_mail.html.erb

@@ -0,0 +1,14 @@
+<p class="email-greeting"><%= t ".hello" %></p>
+
+<p class="email-instructions">
+  <%= t ".body_1" %>
+</p>
+
+<p><strong><%= t ".reason", reason: h(@reason.join(", ")) %></strong></p>
+
+<p><strong><%= translated_attribute(@resource.title) %></strong></p>
+
+<p class="email-instructions">
+  <span><%= t ".body_2" %></span>
+  <span><%= link_to @organization.name, decidim.root_url(host: @organization.host).html_safe %></span>
+</p>

decidim-admin/config/locales/en.yml

@@ -436,6 +436,13 @@ en:
         form:
           save: Save
         success: Help sections updated successfully
+      hidden_resource_mailer:
+        notify_mail:
+          body_1: An administrator removed your proposal because it has been reported.
+          body_2: If you feel that has been a mistake please contact the administrators of
+          hello: Hello,
+          reason: 'Reason: %{reason}'
+          subject: Your proposal has been hidden
       impersonatable_users:
         index:
           filter:

decidim-admin/spec/commands/decidim/admin/hide_resource_spec.rb

@@ -52,10 +52,20 @@ module Decidim::Admin
 
     context "when the resource is already hidden" do
       let(:moderation) { create(:moderation, reportable: reportable, report_count: 1, hidden_at: Time.current) }
+      let(:authors) { reportable.try(:authors) || [reportable.try(:author)] }
+      let(:reasons) { reportable.moderation.reports.pluck(:reason).uniq }
 
       it "broadcasts invalid" do
         expect { command.call }.to broadcast(:invalid)
       end
+
+      it "sends email to author" do
+        clear_enqueued_jobs
+        command.call
+        expect(ActionMailer::MailDeliveryJob).to have_been_enqueued.on_queue("mailers")
+        queued_user, _, queued_options = ActiveJob::Arguments.deserialize(ActiveJob::Base.queue_adapter.enqueued_jobs.first[:args]).last[:args]
+        expect(queued_user).to eq(current_user)
+      end
     end
 
     context "when the resource is not reported" do