DEV: Move providers into their own module (#279)

* Rename base method

* Base is base provider

* Scope providers

* Lint

Author: nattsw

app/controllers/discourse_translator/translator_controller.rb

@@ -41,17 +41,19 @@ def translate
       begin
         title_json = {}
         detected_lang, translation =
-          "DiscourseTranslator::#{SiteSetting.translator_provider}".constantize.translate(post)
+          "DiscourseTranslator::Provider::#{SiteSetting.translator_provider}".constantize.translate(
+            post,
+          )
         if post.is_first_post?
           _, title_translation =
-            "DiscourseTranslator::#{SiteSetting.translator_provider}".constantize.translate(
+            "DiscourseTranslator::Provider::#{SiteSetting.translator_provider}".constantize.translate(
               post.topic,
             )
           title_json = { title_translation: title_translation }
         end
         render json: { translation: translation, detected_lang: detected_lang }.merge(title_json),
                status: 200
-      rescue ::DiscourseTranslator::TranslatorError => e
+      rescue ::DiscourseTranslator::Provider::TranslatorError => e
         render_json_error e.message, status: 422
       end
     end

app/jobs/regular/detect_translatable_language.rb

@@ -11,9 +11,9 @@ def execute(args)
       translatable = args[:type].constantize.find_by(id: args[:translatable_id])
       return if translatable.blank?
       begin
-        translator = "DiscourseTranslator::#{SiteSetting.translator_provider}".constantize
+        translator = "DiscourseTranslator::Provider::#{SiteSetting.translator_provider}".constantize
         translator.detect(translatable)
-      rescue ::DiscourseTranslator::ProblemCheckedTranslationError
+      rescue ::DiscourseTranslator::Provider::ProblemCheckedTranslationError
         # problem-checked translation errors gracefully
       end
     end

app/jobs/regular/translate_translatable.rb

@@ -11,7 +11,7 @@ def execute(args)
 
       target_locales = SiteSetting.automatic_translation_target_languages.split("|")
       target_locales.each do |target_locale|
-        "DiscourseTranslator::#{SiteSetting.translator_provider}".constantize.translate(
+        "DiscourseTranslator::Provider::#{SiteSetting.translator_provider}".constantize.translate(
           translatable,
           target_locale.to_sym,
         )

app/jobs/scheduled/automatic_translation_backfill.rb

@@ -67,7 +67,8 @@ def backfill_locales
     end
 
     def translator
-      @translator_klass ||= "DiscourseTranslator::#{SiteSetting.translator_provider}".constantize
+      @translator_klass ||=
+        "DiscourseTranslator::Provider::#{SiteSetting.translator_provider}".constantize
     end
 
     def translate_records(type, record_ids, target_locale)