feat(cms): ability to attach case files & attachments

Jira: PWNN-730

Author: EdwinKruglov

app/assets/stylesheets/base/_misc.scss

@@ -77,3 +77,9 @@
 .govuk-table__cell.vertical_middle {
   vertical-align: middle;
 }
+
+.fake-link {
+  @extend .govuk-link;
+  color: $govuk-link-colour;
+  cursor: pointer;
+}

app/assets/stylesheets/components/supported/_template-edit.scss

@@ -6,6 +6,12 @@
   border-bottom: 1px solid $govuk-border-colour;
 }
 
+.template-edit__attachment.dz-error {
+  border: $govuk-border-width solid $govuk-error-colour;
+  padding-left: 10px;
+  padding-right: 10px;
+}
+
 .template-edit__attachment-name {
   @include govuk-font($size: 19);
 }
@@ -16,6 +22,13 @@
   gap: govuk-spacing(2);
 }
 
+.template-edit__attachment-error {
+  @include govuk-font($size: 19);
+  @include govuk-typography-weight-bold;
+
+  color: $govuk-error-colour;
+}
+
 .template-edit__attachment-download {
   @include govuk-font($size: 19);
 }

app/controllers/support/cases/message_threads_controller.rb

@@ -3,8 +3,7 @@ module Cases
     class MessageThreadsController < Cases::ApplicationController
       before_action :redirect_to_messages_tab, unless: :turbo_frame_request?, only: %i[show templated_messages logged_contacts]
       before_action :current_thread, only: %i[show]
-      before_action :reply_form, only: %i[new]
-      before_action :back_url, only: %i[index show new templated_messages logged_contacts]
+      before_action :back_url, only: %i[index show edit templated_messages logged_contacts]
 
       content_security_policy do |policy|
         policy.style_src_attr :unsafe_inline
@@ -28,6 +27,34 @@ def new
         @to_recipients = Array(current_case.email).to_json
       end
 
+      def edit
+        @reply_form = Email::Draft.find(params[:id])
+      end
+
+      def create
+        draft = Email::Draft.new(
+          default_content: default_template,
+          default_subject:,
+          template_id: params[:template_id],
+          ticket: current_case.to_model,
+          to_recipients: Array(current_case.email).to_json,
+        ).save_draft!
+
+        redirect_to edit_support_case_message_thread_path(id: draft.id)
+      end
+
+      def submit
+        @reply_form = Email::Draft.find(params[:id])
+        @reply_form.attributes = new_thread_params
+        if @reply_form.valid?
+          @reply_form.save_draft!
+          @reply_form.deliver_as_new_message
+          redirect_to support_case_message_threads_path(case_id: current_case.id)
+        else
+          render :edit
+        end
+      end
+
       def templated_messages; end
 
       def logged_contacts; end
@@ -63,6 +90,10 @@ def redirect_to_messages_tab
         redirect_to support_case_path(id: params[:case_id], anchor: "messages", messages_tab_url: request.url)
       end
 
+      def new_thread_params
+        params.require(:"message_reply_form_#{params[:unique_id]}").permit(:html_content, :subject, :to_recipients, :cc_recipients, :bcc_recipients, :template_id)
+      end
+
       def set_reply_frame_url
         return if params[:reply_frame_url].blank?
 

app/controllers/support/cases/messages/replies_controller.rb

@@ -3,18 +3,28 @@ class Cases::Messages::RepliesController < Cases::ApplicationController
     before_action :current_email
     before_action :back_url
 
-    def new
-      @reply_form = Email::Draft.new(
-        default_content: default_template,
-        template_id: params[:template_id],
-      )
-      @last_received_reply = Support::Messages::OutlookMessagePresenter.new(Support::Email.find(params[:message_id]))
+    def edit
+      @reply_form = Email::Draft.find(params[:id])
+      @last_received_reply = Support::Messages::OutlookMessagePresenter.new(current_email)
     end
 
     def create
-      @reply_form = Email::Draft.new(**form_params, reply_to_email: current_email)
+      @draft = Email::Draft.new(
+        default_content: default_template,
+        template_id: params[:template_id],
+        ticket: current_case.to_model,
+        reply_to_email: current_email,
+      ).save_draft!
+
+      redirect_to redirect_url
+    end
 
+    def submit
+      @reply_form = Email::Draft.find(params[:id])
+      @reply_form.reply_to_email = current_email
+      @reply_form.attributes = form_params
       if @reply_form.valid?
+        @reply_form.save_draft!
         @reply_form.delivery_as_reply
 
         respond_to do |format|
@@ -24,9 +34,7 @@ def create
           format.html { redirect_to support_case_message_thread_path(id: @current_email.outlook_conversation_id, case_id: current_case.id) }
         end
       else
-        @body = form_params[:body]
-        @show_attachment_warning = Array(form_params[:attachments]).any?
-
+        @last_received_reply = Support::Messages::OutlookMessagePresenter.new(current_email)
         render :edit
       end
     end
@@ -43,6 +51,15 @@ def current_email
       @current_email = Support::Email.find(params[:message_id]) if params[:message_id].present?
     end
 
+    def redirect_url
+      return edit_support_case_message_reply_path(message_id: current_email.id, id: @draft.id) if params[:redirect_back].blank?
+
+      url = URI.parse(url_for(params[:redirect_back]))
+      query = URI.decode_www_form(url.query) << ["reply_frame_url", edit_support_case_message_reply_path(message_id: current_email.id, id: @draft.id)]
+      url.query = URI.encode_www_form(query)
+      url.to_s
+    end
+
     def back_url
       @back_url = support_case_message_thread_path(id: @current_email.outlook_conversation_id, case_id: current_case.id)
     end

app/controllers/tickets/attach_case_files_controller.rb

@@ -0,0 +1,53 @@
+class Tickets::AttachCaseFilesController < ApplicationController
+  include SupportAgents
+
+  content_security_policy do |policy|
+    policy.style_src_attr :unsafe_inline
+  end
+
+  before_action :turbo_frame
+  before_action :redirect_to_portal, unless: :turbo_frame_request?
+  before_action :set_back_url
+  before_action :find_email
+  before_action :find_case_files, only: :index
+
+  def index
+    @blob_attachment_picker = @email.blob_attachment_picker(form_params)
+  end
+
+  def create
+    @blob_attachment_picker = @email.blob_attachment_picker(form_params)
+    if @blob_attachment_picker.valid?
+      @blob_attachment_picker.save!
+      redirect_to @back_url
+    else
+      render :index
+    end
+  end
+
+private
+
+  def find_email
+    @email = Email.find(params[:message_id])
+  end
+
+  def find_case_files
+    @case_files = @email.ticket
+      .case_attachments
+      .paginate(page: params[:page], per_page: 20)
+  end
+
+  def form_params
+    params.fetch(:blob_attachment_picker, {}).permit(attachments: [])
+  end
+
+  def set_back_url
+    @back_url = back_link_param
+  end
+
+  def turbo_frame
+    @turbo_frame = params[:turbo_frame] || "messages_frame"
+  end
+
+  def authorize_agent_scope = :access_proc_ops_portal?
+end

app/controllers/tickets/attach_email_attachments_controller.rb

@@ -0,0 +1,67 @@
+class Tickets::AttachEmailAttachmentsController < ApplicationController
+  include SupportAgents
+
+  content_security_policy do |policy|
+    policy.style_src_attr :unsafe_inline
+  end
+
+  before_action :turbo_frame
+  before_action :redirect_to_portal, unless: :turbo_frame_request?
+  before_action :set_back_url
+  before_action :set_filter_form
+  before_action :find_email
+  before_action :find_attachments, only: :index
+
+  def index
+    @blob_attachment_picker = @email.blob_attachment_picker(form_params)
+  end
+
+  def create
+    @blob_attachment_picker = @email.blob_attachment_picker(form_params)
+    if @blob_attachment_picker.valid?
+      @blob_attachment_picker.save!
+      redirect_to @back_url
+    else
+      render :index
+    end
+  end
+
+private
+
+  def find_email
+    @email = Email.find(params[:message_id])
+  end
+
+  def find_attachments
+    @email_attachments = @email.ticket
+      .unique_attachments(folder: @filter_form.sent_received)
+      .paginate(page: params[:page], per_page: 20)
+  end
+
+  def set_filter_form
+    @filter_form = FilterAttachmentsForm.new({ sent_received: "all" }.merge(filter_params))
+  end
+
+  def filter_params
+    params.fetch(:blob_attachment_picker, {}).permit(:sent_received)
+  end
+
+  def form_params
+    params.fetch(:blob_attachment_picker, {}).permit(attachments: [])
+  end
+
+  def set_back_url
+    @back_url = back_link_param
+  end
+
+  def turbo_frame
+    @turbo_frame = params[:turbo_frame] || "messages-frame"
+  end
+
+  def authorize_agent_scope = :access_proc_ops_portal?
+
+  class FilterAttachmentsForm
+    include ActiveModel::Model
+    attr_accessor :sent_received
+  end
+end

app/controllers/tickets/message_replies_controller.rb

@@ -3,31 +3,54 @@ class Tickets::MessageRepliesController < ApplicationController
 
   before_action :redirect_to_portal, unless: :turbo_frame_request?
   before_action :find_email
-  before_action :set_back_url
 
-  def create
-    @draft = Email::Draft.new(**form_params, reply_to_email: @email)
+  def edit
+    @reply_form = Email::Draft.find(params[:id])
+    @last_received_reply = Support::Messages::OutlookMessagePresenter.new(@email)
+  end
 
-    if @draft.valid?
-      @draft.delivery_as_reply
+  def create
+    @draft = Email::Draft.new(
+      default_content:,
+      template_id: params[:template_id],
+      ticket: @email.ticket,
+      reply_to_email: @email,
+    ).save_draft!
+
+    redirect_to edit_message_reply_path(message_id: @email.id, id: @draft.id)
+  end
 
-      redirect_to message_thread_path(ticket_type: @email.ticket_type, ticket_id: @email.ticket_id, id: @email.outlook_conversation_id, back_to: params[:back_to])
+  def submit
+    @reply_form = Email::Draft.find(params[:id])
+    @reply_form.reply_to_email = @email
+    @reply_form.attributes = form_params
+    if @reply_form.valid?
+      @reply_form.save_draft!
+      @reply_form.delivery_as_reply
+
+      respond_to do |format|
+        format.turbo_stream do
+          render turbo_stream: turbo_stream.redirect(message_thread_path(ticket_type: @email.ticket_type, ticket_id: @email.ticket_id, id: @email.outlook_conversation_id, back_to: params[:back_to]), "messages-frame")
+        end
+        format.html { redirect_to message_thread_path(ticket_type: @email.ticket_type, ticket_id: @email.ticket_id, id: @email.outlook_conversation_id, back_to: params[:back_to]) }
+      end
+    else
+      @last_received_reply = Support::Messages::OutlookMessagePresenter.new(@email)
+      render :edit
     end
   end
 
 private
 
+  def default_content = render_to_string(partial: "support/cases/messages/reply_form_template")
+
   def form_params
-    params.require(:"message_reply_form_#{params[:unique_id]}").permit(:html_content, :subject, :to_recipients, :cc_recipients, :bcc_recipients, :template_id, :blob_attachments, file_attachments: [])
+    params.require(:"message_reply_form_#{params[:unique_id]}").permit(:html_content, :subject, :to_recipients, :cc_recipients, :bcc_recipients, :template_id)
   end
 
   def find_email
     @email = Email.find(params[:message_id])
   end
 
-  def set_back_url
-    @back_url = back_link_param
-  end
-
   def authorize_agent_scope = :access_proc_ops_portal?
 end