Restructure omni services and add Chatwoot research snapshot

research/chatwoot/lib/integrations/google_translate/detect_language_service.rb

@@ -0,0 +1,41 @@
+require 'google/cloud/translate/v3'
+class Integrations::GoogleTranslate::DetectLanguageService
+  pattr_initialize [:hook!, :message!]
+
+  def perform
+    return unless valid_message?
+    return if conversation.additional_attributes['conversation_language'].present?
+
+    text = message.content[0...1500]
+    response = client.detect_language(
+      content: text,
+      parent: "projects/#{hook.settings['project_id']}"
+    )
+
+    update_conversation(response)
+  end
+
+  private
+
+  def valid_message?
+    message.incoming? && message.content.present?
+  end
+
+  def conversation
+    @conversation ||= message.conversation
+  end
+
+  def update_conversation(response)
+    return if response&.languages.blank?
+
+    conversation_language = response.languages.first.language_code
+    additional_attributes = conversation.additional_attributes.merge({ conversation_language: conversation_language })
+    conversation.update!(additional_attributes: additional_attributes)
+  end
+
+  def client
+    @client ||= ::Google::Cloud::Translate::V3::TranslationService::Client.new do |config|
+      config.credentials = hook.settings['credentials']
+    end
+  end
+end

research/chatwoot/lib/integrations/google_translate/processor_service.rb

@@ -0,0 +1,76 @@
+require 'google/cloud/translate/v3'
+
+class Integrations::GoogleTranslate::ProcessorService
+  pattr_initialize [:message!, :target_language!]
+
+  def perform
+    return if hook.blank?
+
+    content = translation_content
+    return if content.blank?
+
+    response = client.translate_text(
+      contents: [content],
+      target_language_code: bcp47_language_code,
+      parent: "projects/#{hook.settings['project_id']}",
+      mime_type: mime_type
+    )
+
+    return if response.translations.first.blank?
+
+    response.translations.first.translated_text
+  end
+
+  private
+
+  def bcp47_language_code
+    target_language.tr('_', '-')
+  end
+
+  def email_channel?
+    message&.inbox&.email?
+  end
+
+  def email_content
+    @email_content ||= {
+      html: message.content_attributes.dig('email', 'html_content', 'full'),
+      text: message.content_attributes.dig('email', 'text_content', 'full'),
+      content_type: message.content_attributes.dig('email', 'content_type')
+    }
+  end
+
+  def html_content_available?
+    email_content[:html].present?
+  end
+
+  def plain_text_content_available?
+    email_content[:content_type]&.include?('text/plain') &&
+      email_content[:text].present?
+  end
+
+  def translation_content
+    return message.content unless email_channel?
+    return email_content[:html] if html_content_available?
+    return email_content[:text] if plain_text_content_available?
+
+    message.content
+  end
+
+  def mime_type
+    if email_channel? && html_content_available?
+      'text/html'
+    else
+      'text/plain'
+    end
+  end
+
+  def hook
+    @hook ||= message.account.hooks.find_by(app_id: 'google_translate')
+  end
+
+  def client
+    @client ||= ::Google::Cloud::Translate::V3::TranslationService::Client.new do |config|
+      config.credentials = hook.settings['credentials']
+    end
+  end
+end