upload template from URL

.rubocop.yml

@@ -75,3 +75,6 @@ Rails/SkipsModelValidations:
 
 Rails/ApplicationController:
   Enabled: false
+
+Capybara/ClickLinkOrButtonStyle:
+  Enabled: false

Gemfile.lock

@@ -98,7 +98,6 @@ GEM
       faraday_middleware (~> 1.0, >= 1.0.0.rc1)
       net-http-persistent (~> 4.0)
       nokogiri (~> 1, >= 1.10.8)
-    base64 (0.1.1)
     bcrypt (3.1.19)
     better_html (2.0.2)
       actionview (>= 6.0)
@@ -345,7 +344,7 @@ GEM
     os (1.1.4)
     pagy (6.0.4)
     parallel (1.23.0)
-    parser (3.2.2.3)
+    parser (3.2.2.4)
       ast (~> 2.4.1)
       racc
     pdf-reader (2.11.0)
@@ -418,7 +417,7 @@ GEM
     rake (13.0.6)
     redis-client (0.16.0)
       connection_pool
-    regexp_parser (2.8.1)
+    regexp_parser (2.8.2)
     reline (0.3.8)
       io-console (~> 0.5)
     representable (3.2.0)
@@ -455,19 +454,18 @@ GEM
       rspec-mocks (~> 3.12)
       rspec-support (~> 3.12)
     rspec-support (3.12.1)
-    rubocop (1.56.1)
-      base64 (~> 0.1.1)
+    rubocop (1.57.2)
       json (~> 2.3)
       language_server-protocol (>= 3.17.0)
       parallel (~> 1.10)
-      parser (>= 3.2.2.3)
+      parser (>= 3.2.2.4)
       rainbow (>= 2.2.2, < 4.0)
       regexp_parser (>= 1.8, < 3.0)
       rexml (>= 3.2.5, < 4.0)
       rubocop-ast (>= 1.28.1, < 2.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (>= 2.4.0, < 3.0)
-    rubocop-ast (1.29.0)
+    rubocop-ast (1.30.0)
       parser (>= 3.2.1.0)
     rubocop-capybara (2.18.0)
       rubocop (~> 1.41)
@@ -537,7 +535,7 @@ GEM
     tzinfo-data (1.2023.3)
       tzinfo (>= 1.0.0)
     uber (0.1.0)
-    unicode-display_width (2.4.2)
+    unicode-display_width (2.5.0)
     uniform_notifier (1.16.0)
     version_gem (1.1.3)
     warden (1.2.9)

app/controllers/templates_uploads_controller.rb

@@ -3,20 +3,55 @@
 class TemplatesUploadsController < ApplicationController
   load_and_authorize_resource :template, parent: false
 
+  layout 'plain'
+
+  def show; end
+
   def create
+    url_params = create_file_params_from_url if params[:url].present?
+
     @template.account = current_account
     @template.author = current_user
     @template.folder = TemplateFolders.find_or_create_by_name(current_user, params[:folder_name])
-    @template.name = File.basename(params[:files].first.original_filename, '.*')
+    @template.name = File.basename((url_params || params)[:files].first.original_filename, '.*')
 
     @template.save!
 
-    documents = Templates::CreateAttachments.call(@template, params)
+    documents = Templates::CreateAttachments.call(@template, url_params || params)
 
     schema = documents.map { |doc| { attachment_uuid: doc.uuid, name: doc.filename.base } }
 
     @template.update!(schema:)
 
     redirect_to edit_template_path(@template)
+  rescue StandardError => e
+    Rollbar.error(e) if defined?(Rollbar)
+
+    redirect_to root_path, alert: 'Unable to upload file'
+  end
+
+  private
+
+  def create_file_params_from_url
+    tempfile = Tempfile.new
+    tempfile.binmode
+    tempfile.write(conn.get(params[:url]).body)
+    tempfile.rewind
+
+    file = ActionDispatch::Http::UploadedFile.new(
+      tempfile:,
+      filename: File.basename(
+        URI.decode_www_form_component(params[:filename].presence || params[:url])
+      ),
+      type: Marcel::MimeType.for(tempfile)
+    )
+
+    { files: [file] }
+  end
+
+  def conn
+    Faraday.new do |faraday|
+      faraday.response :follow_redirects
+    end
   end
 end

app/javascript/application.js

@@ -18,6 +18,7 @@ import AutoresizeTextarea from './elements/autoresize_textarea'
 import SubmittersAutocomplete from './elements/submitter_autocomplete'
 import FolderAutocomplete from './elements/folder_autocomplete'
 import SignatureForm from './elements/signature_form'
+import SubmitForm from './elements/submit_form'
 
 import * as TurboInstantClick from './lib/turbo_instant_click'
 
@@ -49,6 +50,7 @@ window.customElements.define('autoresize-textarea', AutoresizeTextarea)
 window.customElements.define('submitters-autocomplete', SubmittersAutocomplete)
 window.customElements.define('folder-autocomplete', FolderAutocomplete)
 window.customElements.define('signature-form', SignatureForm)
+window.customElements.define('submit-form', SubmitForm)
 
 document.addEventListener('turbo:before-fetch-request', encodeMethodIntoRequestBody)
 document.addEventListener('turbo:submit-end', async (event) => {

app/javascript/elements/submit_form.js

@@ -0,0 +1,5 @@
+export default class extends HTMLElement {
+  connectedCallback () {
+    this.querySelector('form').requestSubmit()
+  }
+}

app/javascript/template_builder/builder.vue

@@ -31,6 +31,7 @@
             :href="`/templates/${template.id}/submissions/new`"
             data-turbo-frame="modal"
             class="btn btn-primary text-base"
+            @click="maybeShowEmptyTemplateAlert"
           >
             <IconUsersPlus
               width="20"
@@ -691,14 +692,25 @@ export default {
 
       this.save()
     },
-    onSaveClick () {
-      this.isSaving = true
+    maybeShowEmptyTemplateAlert (e) {
+      if (!this.template.fields.length) {
+        e.preventDefault()
 
-      this.save().then(() => {
-        window.Turbo.visit(`/templates/${this.template.id}`)
-      }).finally(() => {
-        this.isSaving = false
-      })
+        alert('Please draw fields to prepare the document.')
+      }
+    },
+    onSaveClick () {
+      if (this.template.fields.length) {
+        this.isSaving = true
+
+        this.save().then(() => {
+          window.Turbo.visit(`/templates/${this.template.id}`)
+        }).finally(() => {
+          this.isSaving = false
+        })
+      } else {
+        alert('Please draw fields to prepare the document.')
+      }
     },
     scrollToArea (area) {
       const documentRef = this.documentRefs.find((a) => a.document.uuid === area.attachment_uuid)

app/views/templates_uploads/show.html.erb

@@ -0,0 +1,19 @@
+<div class="h-screen">
+  <div
+    class="text-center p-8 h-full flex items-center justify-center"
+    >
+    <div>
+      <%= render 'shared/logo', width: 50, height: 50, class: 'mx-auto animate-bounce' %>
+      <span>
+        Processing...
+      </span>
+    </div>
+  </div>
+</div>
+<submit-form>
+  <%= form_for '', url: templates_upload_path, method: :post, class: 'hidden' do %>
+    <button type="submit"></button>
+    <input name="url" value="<%= params[:url] %>">
+    <input name="filename" value="<%= params[:filename] %>">
+  <% end %>
+</submit-form>

config/routes.rb

@@ -58,6 +58,9 @@ Rails.application.routes.draw do
   resources :submissions, only: %i[show destroy]
   resources :console_redirect, only: %i[index]
   resource :templates_upload, only: %i[create]
+  authenticated do
+    resource :templates_upload, only: %i[show], path: 'new'
+  end
   resources :templates_archived, only: %i[index], path: 'archived'
   resources :folders, only: %i[show edit update destroy], controller: 'template_folders'
   resources :templates, only: %i[new create edit show destroy] do

db/migrate/20230920202947_add_folder_id_to_templates.rb

@@ -20,7 +20,7 @@ class AddFolderIdToTemplates < ActiveRecord::Migration[7.0]
   def up
     add_reference :templates, :folder, foreign_key: { to_table: :template_folders }, index: true, null: true
 
-    MigrationAccount.all.pluck(:id).each do |account_id|
+    MigrationAccount.pluck(:id).each do |account_id|
       author_id = MigrationUser.where(account_id:).minimum(:id)
 
       next if author_id.blank?

spec/system/setup_spec.rb

@@ -2,7 +2,7 @@
 
 require 'rails_helper'
 
-RSpec.describe 'App Setup', js: true do
+RSpec.describe 'App Setup' do
   let(:form_data) do
     {
       first_name: 'John',