[ADD] Create a task to generate model attribute reference for translation

Thanks to Romuald Conty (@neomilium)'s help, this is possible.

lib/runners/generate_i18n_model_attributes.rb

+# frozen_string_literal: true
+
+def add_i18n_tasks_use(key)
+  @content += "# i18n-tasks-use t('#{key}')\n"
+end
+
+def add_i18n_tasks_use_for_activerecord_model(model)
+  add_i18n_tasks_use("activerecord.models.#{model}")
+end
+
+def add_i18n_tasks_use_for_activerecord_attribute(model, attribute)
+  add_i18n_tasks_use("activerecord.attributes.#{model}.#{attribute}")
+end
+
+I18N_FILE = File.join('app', 'i18n', 'elabs', 'model_attributes.i18n')
+FileUtils.rm(I18N_FILE) if File.exist? I18N_FILE
+
+EXCLUDED_MODELS = [
+  'Elabs::AlbumsTag',
+  'Elabs::ApplicationContentRecord',
+  'Elabs::ApplicationRecord',
+  'Elabs::ProjectsTag',
+  'Elabs::AlbumsUpload',
+  'Elabs::ArticlesTag',
+  'Elabs::NotesTag',
+  'Elabs::ProjectsAlbum',
+  'Elabs::ProjectsArticle',
+  'Elabs::ProjectsNote',
+  'Elabs::ProjectsTag',
+  'Elabs::ProjectsUpload',
+  'Elabs::UploadsTag'
+].freeze
+
+@content = ''
+
+Dir.glob(File.join('app', 'models', 'elabs', '*.rb')).each do |f|
+  class_name = "Elabs::#{File.basename(f, '.rb').camelize}"
+
+  next if EXCLUDED_MODELS.include? class_name
+
+  model = class_name.split('::').join('.').underscore
+  puts "Checking for model #{class_name} (#{model})"
+  add_i18n_tasks_use_for_activerecord_model(model)
+
+  # Standard attributes
+  class_obj = class_name.constantize
+  class_obj.attribute_types.each do |attribute, _type|
+    next if attribute == 'id'
+
+    add_i18n_tasks_use_for_activerecord_attribute(model, attribute.sub(/_id$/, ''))
+  end
+end
+
+comment = "# Generated using \"rake app:i18n:add-models-attributes\" - Do not modify manually\n"
+File.open(I18N_FILE, 'w') do |file|
+  file.write "#{comment}\n#{@content}\n#{comment}\n"
+end

lib/tasks/i18n.rake

+namespace :i18n do
+  desc 'Generate ActiveRecord models and attributes list to help i18n-task'
+  task 'add-models-attributes': :environment do
+    system 'rails runner lib/runners/generate_i18n_model_attributes.rb'
+  end
+
+  desc 'Add missing translations'
+  task 'add-missing': :environment do
+    system 'i18n-tasks add-missing -v "TRANSLATE_ME %{human_key}"' # rubocop:disable Style/FormatStringToken
+  end
+end