Add trending statuses (#17431)

* Add trending statuses

* Fix dangling items with stale scores in localized sets

* Various fixes and improvements

- Change approve_all/reject_all to approve_accounts/reject_accounts
- Change Trends::Query methods to not mutate the original query
- Change Trends::Query#skip to offset
- Change follow recommendations to be refreshed in a transaction

* Add tests for trending statuses filtering behaviour

* Fix not applying filtering scope in controller

11 files changed, 143 insertions, 25 deletions

diff --git a/app/controllers/admin/trends/links/preview_card_providers_controller.rb b/app/controllers/admin/trends/links/preview_card_providers_controller.rb
index 2c26e03f3..40a466cd6 100644
--- a/app/controllers/admin/trends/links/preview_card_providers_controller.rb
+++ b/app/controllers/admin/trends/links/preview_card_providers_controller.rb
@@ -5,11 +5,11 @@ class Admin::Trends::Links::PreviewCardProvidersController < Admin::BaseControll
     authorize :preview_card_provider, :index?
 
     @preview_card_providers = filtered_preview_card_providers.page(params[:page])
-    @form = Form::PreviewCardProviderBatch.new
+    @form = Trends::PreviewCardProviderBatch.new
   end
 
   def batch
-    @form = Form::PreviewCardProviderBatch.new(form_preview_card_provider_batch_params.merge(current_account: current_account, action: action_from_button))
+    @form = Trends::PreviewCardProviderBatch.new(trends_preview_card_provider_batch_params.merge(current_account: current_account, action: action_from_button))
     @form.save
   rescue ActionController::ParameterMissing
     flash[:alert] = I18n.t('admin.accounts.no_account_selected')
@@ -20,15 +20,15 @@ class Admin::Trends::Links::PreviewCardProvidersController < Admin::BaseControll
   private
 
   def filtered_preview_card_providers
-    PreviewCardProviderFilter.new(filter_params).results
+    Trends::PreviewCardProviderFilter.new(filter_params).results
   end
 
   def filter_params
-    params.slice(:page, *PreviewCardProviderFilter::KEYS).permit(:page, *PreviewCardProviderFilter::KEYS)
+    params.slice(:page, *Trends::PreviewCardProviderFilter::KEYS).permit(:page, *Trends::PreviewCardProviderFilter::KEYS)
   end
 
-  def form_preview_card_provider_batch_params
-    params.require(:form_preview_card_provider_batch).permit(:action, preview_card_provider_ids: [])
+  def trends_preview_card_provider_batch_params
+    params.require(:trends_preview_card_provider_batch).permit(:action, preview_card_provider_ids: [])
   end
 
   def action_from_button
diff --git a/app/controllers/admin/trends/links_controller.rb b/app/controllers/admin/trends/links_controller.rb
index 619b37deb..434eec5fe 100644
--- a/app/controllers/admin/trends/links_controller.rb
+++ b/app/controllers/admin/trends/links_controller.rb
@@ -5,11 +5,11 @@ class Admin::Trends::LinksController < Admin::BaseController
     authorize :preview_card, :index?
 
     @preview_cards = filtered_preview_cards.page(params[:page])
-    @form          = Form::PreviewCardBatch.new
+    @form          = Trends::PreviewCardBatch.new
   end
 
   def batch
-    @form = Form::PreviewCardBatch.new(form_preview_card_batch_params.merge(current_account: current_account, action: action_from_button))
+    @form = Trends::PreviewCardBatch.new(trends_preview_card_batch_params.merge(current_account: current_account, action: action_from_button))
     @form.save
   rescue ActionController::ParameterMissing
     flash[:alert] = I18n.t('admin.accounts.no_account_selected')
@@ -20,26 +20,26 @@ class Admin::Trends::LinksController < Admin::BaseController
   private
 
   def filtered_preview_cards
-    PreviewCardFilter.new(filter_params.with_defaults(trending: 'all')).results
+    Trends::PreviewCardFilter.new(filter_params.with_defaults(trending: 'all')).results
   end
 
   def filter_params
-    params.slice(:page, *PreviewCardFilter::KEYS).permit(:page, *PreviewCardFilter::KEYS)
+    params.slice(:page, *Trends::PreviewCardFilter::KEYS).permit(:page, *Trends::PreviewCardFilter::KEYS)
   end
 
-  def form_preview_card_batch_params
-    params.require(:form_preview_card_batch).permit(:action, preview_card_ids: [])
+  def trends_preview_card_batch_params
+    params.require(:trends_preview_card_batch).permit(:action, preview_card_ids: [])
   end
 
   def action_from_button
     if params[:approve]
       'approve'
-    elsif params[:approve_all]
-      'approve_all'
+    elsif params[:approve_providers]
+      'approve_providers'
     elsif params[:reject]
       'reject'
-    elsif params[:reject_all]
-      'reject_all'
+    elsif params[:reject_providers]
+      'reject_providers'
     end
   end
 end
diff --git a/app/controllers/admin/trends/statuses_controller.rb b/app/controllers/admin/trends/statuses_controller.rb
new file mode 100644
index 000000000..766242738
--- /dev/null
+++ b/app/controllers/admin/trends/statuses_controller.rb
@@ -0,0 +1,45 @@
+# frozen_string_literal: true
+
+class Admin::Trends::StatusesController < Admin::BaseController
+  def index
+    authorize :status, :index?
+
+    @statuses = filtered_statuses.page(params[:page])
+    @form     = Trends::StatusBatch.new
+  end
+
+  def batch
+    @form = Trends::StatusBatch.new(trends_status_batch_params.merge(current_account: current_account, action: action_from_button))
+    @form.save
+  rescue ActionController::ParameterMissing
+    flash[:alert] = I18n.t('admin.accounts.no_account_selected')
+  ensure
+    redirect_to admin_trends_statuses_path(filter_params)
+  end
+
+  private
+
+  def filtered_statuses
+    Trends::StatusFilter.new(filter_params.with_defaults(trending: 'all')).results.includes(:account, :media_attachments, :active_mentions)
+  end
+
+  def filter_params
+    params.slice(:page, *Trends::StatusFilter::KEYS).permit(:page, *Trends::StatusFilter::KEYS)
+  end
+
+  def trends_status_batch_params
+    params.require(:trends_status_batch).permit(:action, status_ids: [])
+  end
+
+  def action_from_button
+    if params[:approve]
+      'approve'
+    elsif params[:approve_accounts]
+      'approve_accounts'
+    elsif params[:reject]
+      'reject'
+    elsif params[:reject_accounts]
+      'reject_accounts'
+    end
+  end
+end
diff --git a/app/controllers/admin/trends/tags_controller.rb b/app/controllers/admin/trends/tags_controller.rb
index 91ff33d40..f4d1ec0d1 100644
--- a/app/controllers/admin/trends/tags_controller.rb
+++ b/app/controllers/admin/trends/tags_controller.rb
@@ -5,11 +5,11 @@ class Admin::Trends::TagsController < Admin::BaseController
     authorize :tag, :index?
 
     @tags = filtered_tags.page(params[:page])
-    @form = Form::TagBatch.new
+    @form = Trends::TagBatch.new
   end
 
   def batch
-    @form = Form::TagBatch.new(form_tag_batch_params.merge(current_account: current_account, action: action_from_button))
+    @form = Trends::TagBatch.new(trends_tag_batch_params.merge(current_account: current_account, action: action_from_button))
     @form.save
   rescue ActionController::ParameterMissing
     flash[:alert] = I18n.t('admin.accounts.no_account_selected')
@@ -20,15 +20,15 @@ class Admin::Trends::TagsController < Admin::BaseController
   private
 
   def filtered_tags
-    TagFilter.new(filter_params).results
+    Trends::TagFilter.new(filter_params).results
   end
 
   def filter_params
-    params.slice(:page, *TagFilter::KEYS).permit(:page, *TagFilter::KEYS)
+    params.slice(:page, *Trends::TagFilter::KEYS).permit(:page, *Trends::TagFilter::KEYS)
   end
 
-  def form_tag_batch_params
-    params.require(:form_tag_batch).permit(:action, tag_ids: [])
+  def trends_tag_batch_params
+    params.require(:trends_tag_batch).permit(:action, tag_ids: [])
   end
 
   def action_from_button
diff --git a/app/controllers/api/v1/admin/trends/links_controller.rb b/app/controllers/api/v1/admin/trends/links_controller.rb
new file mode 100644
index 000000000..63b3d9358
--- /dev/null
+++ b/app/controllers/api/v1/admin/trends/links_controller.rb
@@ -0,0 +1,19 @@
+# frozen_string_literal: true
+
+class Api::V1::Admin::Trends::LinksController < Api::BaseController
+  protect_from_forgery with: :exception
+
+  before_action -> { authorize_if_got_token! :'admin:read' }
+  before_action :require_staff!
+  before_action :set_links
+
+  def index
+    render json: @links, each_serializer: REST::Trends::LinkSerializer
+  end
+
+  private
+
+  def set_links
+    @links = Trends.links.query.limit(limit_param(10))
+  end
+end
diff --git a/app/controllers/api/v1/admin/trends/statuses_controller.rb b/app/controllers/api/v1/admin/trends/statuses_controller.rb
new file mode 100644
index 000000000..86633cc74
--- /dev/null
+++ b/app/controllers/api/v1/admin/trends/statuses_controller.rb
@@ -0,0 +1,19 @@
+# frozen_string_literal: true
+
+class Api::V1::Admin::Trends::StatusesController < Api::BaseController
+  protect_from_forgery with: :exception
+
+  before_action -> { authorize_if_got_token! :'admin:read' }
+  before_action :require_staff!
+  before_action :set_statuses
+
+  def index
+    render json: @statuses, each_serializer: REST::StatusSerializer
+  end
+
+  private
+
+  def set_statuses
+    @statuses = cache_collection(Trends.statuses.query.limit(limit_param(DEFAULT_STATUSES_LIMIT)), Status)
+  end
+end
diff --git a/app/controllers/api/v1/admin/trends/tags_controller.rb b/app/controllers/api/v1/admin/trends/tags_controller.rb
index 4815af31e..5cc4c269d 100644
--- a/app/controllers/api/v1/admin/trends/tags_controller.rb
+++ b/app/controllers/api/v1/admin/trends/tags_controller.rb
@@ -14,6 +14,6 @@ class Api::V1::Admin::Trends::TagsController < Api::BaseController
   private
 
   def set_tags
-    @tags = Trends.tags.get(false, limit_param(10))
+    @tags = Trends.tags.query.limit(limit_param(10))
   end
 end
diff --git a/app/controllers/api/v1/trends/links_controller.rb b/app/controllers/api/v1/trends/links_controller.rb
index 1c3ab1e1c..ad20e7f8b 100644
--- a/app/controllers/api/v1/trends/links_controller.rb
+++ b/app/controllers/api/v1/trends/links_controller.rb
@@ -12,10 +12,14 @@ class Api::V1::Trends::LinksController < Api::BaseController
   def set_links
     @links = begin
       if Setting.trends
-        Trends.links.get(true, limit_param(10))
+        links_from_trends
       else
         []
       end
     end
   end
+
+  def links_from_trends
+    Trends.links.query.allowed.in_locale(content_locale).limit(limit_param(10))
+  end
 end
diff --git a/app/controllers/api/v1/trends/statuses_controller.rb b/app/controllers/api/v1/trends/statuses_controller.rb
new file mode 100644
index 000000000..d4ec97ae5
--- /dev/null
+++ b/app/controllers/api/v1/trends/statuses_controller.rb
@@ -0,0 +1,27 @@
+# frozen_string_literal: true
+
+class Api::V1::Trends::StatusesController < Api::BaseController
+  before_action :set_statuses
+
+  def index
+    render json: @statuses, each_serializer: REST::StatusSerializer
+  end
+
+  private
+
+  def set_statuses
+    @statuses = begin
+      if Setting.trends
+        cache_collection(statuses_from_trends, Status)
+      else
+        []
+      end
+    end
+  end
+
+  def statuses_from_trends
+    scope = Trends.statuses.query.allowed.in_locale(content_locale)
+    scope = scope.filtered_for(current_account) if user_signed_in?
+    scope.limit(limit_param(DEFAULT_STATUSES_LIMIT))
+  end
+end
diff --git a/app/controllers/api/v1/trends/tags_controller.rb b/app/controllers/api/v1/trends/tags_controller.rb
index 947b53de2..1334b72d2 100644
--- a/app/controllers/api/v1/trends/tags_controller.rb
+++ b/app/controllers/api/v1/trends/tags_controller.rb
@@ -12,7 +12,7 @@ class Api::V1::Trends::TagsController < Api::BaseController
   def set_tags
     @tags = begin
       if Setting.trends
-        Trends.tags.get(true, limit_param(10))
+        Trends.tags.query.allowed.limit(limit_param(10))
       else
         []
       end
diff --git a/app/controllers/concerns/localized.rb b/app/controllers/concerns/localized.rb
index 173316800..ede299d5a 100644
--- a/app/controllers/concerns/localized.rb
+++ b/app/controllers/concerns/localized.rb
@@ -27,4 +27,8 @@ module Localized
   def available_locale_or_nil(locale_name)
     locale_name.to_sym if locale_name.present? && I18n.available_locales.include?(locale_name.to_sym)
   end
+
+  def content_locale
+    @content_locale ||= I18n.locale.to_s.split(/[_-]/).first
+  end
 end