Move create/destroy actions for api/v1/statuses to namespace (#3678)

Each of mute, favourite, reblog has been updated to:

- Have a separate controller with just a create and destroy action
- Preserve historical route names to not break the API
- Mild refactoring to break up long methods

app/controllers/api/v1/statuses/favourites_controller.rb

@@ -0,0 +1,38 @@
+# frozen_string_literal: true
+
+class Api::V1::Statuses::FavouritesController < Api::BaseController
+  include Authorization
+
+  before_action -> { doorkeeper_authorize! :write }
+  before_action :require_user!
+
+  respond_to :json
+
+  def create
+    @status = favourited_status
+    render 'api/v1/statuses/show'
+  end
+
+  def destroy
+    @status = requested_status
+    @favourites_map = { @status.id => false }
+
+    UnfavouriteWorker.perform_async(current_user.account_id, @status.id)
+
+    render 'api/v1/statuses/show'
+  end
+
+  private
+
+  def favourited_status
+    service_result.status.reload
+  end
+
+  def service_result
+    FavouriteService.new.call(current_user.account, requested_status)
+  end
+
+  def requested_status
+    Status.find(params[:status_id])
+  end
+end

app/controllers/api/v1/statuses/mutes_controller.rb

@@ -0,0 +1,41 @@
+# frozen_string_literal: true
+
+class Api::V1::Statuses::MutesController < Api::BaseController
+  include Authorization
+
+  before_action -> { doorkeeper_authorize! :write }
+  before_action :require_user!
+  before_action :set_status
+  before_action :set_conversation
+
+  respond_to :json
+
+  def create
+    current_account.mute_conversation!(@conversation)
+    @mutes_map = { @conversation.id => true }
+
+    render 'api/v1/statuses/show'
+  end
+
+  def destroy
+    current_account.unmute_conversation!(@conversation)
+    @mutes_map = { @conversation.id => false }
+
+    render 'api/v1/statuses/show'
+  end
+
+  private
+
+  def set_status
+    @status = Status.find(params[:status_id])
+    authorize @status, :show?
+  rescue Mastodon::NotPermittedError
+    # Reraise in order to get a 404 instead of a 403 error code
+    raise ActiveRecord::RecordNotFound
+  end
+
+  def set_conversation
+    @conversation = @status.conversation
+    raise Mastodon::ValidationError if @conversation.nil?
+  end
+end

app/controllers/api/v1/statuses/reblogs_controller.rb

@@ -0,0 +1,35 @@
+# frozen_string_literal: true
+
+class Api::V1::Statuses::ReblogsController < Api::BaseController
+  include Authorization
+
+  before_action -> { doorkeeper_authorize! :write }
+  before_action :require_user!
+
+  respond_to :json
+
+  def create
+    @status = ReblogService.new.call(current_user.account, status_for_reblog)
+    render 'api/v1/statuses/show'
+  end
+
+  def destroy
+    @status = status_for_destroy.reblog
+    @reblogs_map = { @status.id => false }
+
+    authorize status_for_destroy, :unreblog?
+    RemovalWorker.perform_async(status_for_destroy.id)
+
+    render 'api/v1/statuses/show'
+  end
+
+  private
+
+  def status_for_reblog
+    Status.find params[:status_id]
+  end
+
+  def status_for_destroy
+    current_user.account.statuses.where(reblog_of_id: params[:status_id]).first!
+  end
+end

app/controllers/api/v1/statuses_controller.rb

@@ -3,11 +3,10 @@
 class Api::V1::StatusesController < Api::BaseController
   include Authorization
 
-  before_action :authorize_if_got_token, except:            [:create, :destroy, :reblog, :unreblog, :favourite, :unfavourite, :mute, :unmute]
-  before_action -> { doorkeeper_authorize! :write }, only:  [:create, :destroy, :reblog, :unreblog, :favourite, :unfavourite, :mute, :unmute]
+  before_action :authorize_if_got_token, except:            [:create, :destroy]
+  before_action -> { doorkeeper_authorize! :write }, only:  [:create, :destroy]
   before_action :require_user!, except:  [:show, :context, :card]
-  before_action :set_status, only:       [:show, :context, :card, :mute, :unmute]
-  before_action :set_conversation, only: [:mute, :unmute]
+  before_action :set_status, only:       [:show, :context, :card]
 
   respond_to :json
 
@@ -56,53 +55,6 @@ class Api::V1::StatusesController < Api::BaseController
     render_empty
   end
 
-  def reblog
-    @status = ReblogService.new.call(current_user.account, Status.find(params[:id]))
-    render :show
-  end
-
-  def unreblog
-    reblog       = Status.where(account_id: current_user.account, reblog_of_id: params[:id]).first!
-    @status      = reblog.reblog
-    @reblogs_map = { @status.id => false }
-
-    authorize reblog, :unreblog?
-
-    RemovalWorker.perform_async(reblog.id)
-
-    render :show
-  end
-
-  def favourite
-    @status = FavouriteService.new.call(current_user.account, Status.find(params[:id])).status.reload
-    render :show
-  end
-
-  def unfavourite
-    @status         = Status.find(params[:id])
-    @favourites_map = { @status.id => false }
-
-    UnfavouriteWorker.perform_async(current_user.account_id, @status.id)
-
-    render :show
-  end
-
-  def mute
-    current_account.mute_conversation!(@conversation)
-
-    @mutes_map = { @conversation.id => true }
-
-    render :show
-  end
-
-  def unmute
-    current_account.unmute_conversation!(@conversation)
-
-    @mutes_map = { @conversation.id => false }
-
-    render :show
-  end
-
   private
 
   def set_status
@@ -113,11 +65,6 @@ class Api::V1::StatusesController < Api::BaseController
     raise ActiveRecord::RecordNotFound
   end
 
-  def set_conversation
-    @conversation = @status.conversation
-    raise Mastodon::ValidationError if @conversation.nil?
-  end
-
   def status_params
     params.permit(:status, :in_reply_to_id, :sensitive, :spoiler_text, :visibility, media_ids: [])
   end