Add antenna timeline

app/controllers/api/v1/timelines/antenna_controller.rb

@@ -0,0 +1,67 @@
+# frozen_string_literal: true
+
+class Api::V1::Timelines::AntennaController < Api::BaseController
+  before_action -> { doorkeeper_authorize! :read, :'read:lists' }
+  before_action :require_user!
+  before_action :set_antenna
+  before_action :set_statuses
+
+  after_action :insert_pagination_headers, unless: -> { @statuses.empty? }
+
+  def show
+    render json: @statuses,
+           each_serializer: REST::StatusSerializer,
+           relationships: StatusRelationshipsPresenter.new(@statuses, current_user.account_id)
+  end
+
+  private
+
+  def set_antenna
+    @antenna = Antenna.where(account: current_account).find(params[:id])
+  end
+
+  def set_statuses
+    @statuses = cached_list_statuses
+  end
+
+  def cached_list_statuses
+    cache_collection list_statuses, Status
+  end
+
+  def list_statuses
+    list_feed.get(
+      limit_param(DEFAULT_STATUSES_LIMIT),
+      params[:max_id],
+      params[:since_id],
+      params[:min_id]
+    )
+  end
+
+  def list_feed
+    AntennaFeed.new(@antenna)
+  end
+
+  def insert_pagination_headers
+    set_pagination_headers(next_path, prev_path)
+  end
+
+  def pagination_params(core_params)
+    params.slice(:limit).permit(:limit).merge(core_params)
+  end
+
+  def next_path
+    api_v1_timelines_antenna_url params[:id], pagination_params(max_id: pagination_max_id)
+  end
+
+  def prev_path
+    api_v1_timelines_antenna_url params[:id], pagination_params(min_id: pagination_since_id)
+  end
+
+  def pagination_max_id
+    @statuses.last.id
+  end
+
+  def pagination_since_id
+    @statuses.first.id
+  end
+end