module Admin
  class DashboardController < Admin::BaseController
    def index
      @stats = DashboardStats.new.call
      @host = HostMetrics.new.sample!
      @active_sessions = StreamSession
        .where(status: DashboardStats::ACTIVE_STATUSES)
        .includes(match: :team)
        .order(started_at: :desc)
      @teams = Team.includes(:matches).order(:name).limit(8)
    end

    def metrics
      host = HostMetrics.new.sample!
      stats = DashboardStats.new.call
      render json: {
        host: host,
        stats: stats,
        ops_summary: ops_summary,
        at: Time.current.iso8601
      }
    end

    private

    def ops_summary
      {
        open_critical: Ops::Incident.critical_open.count,
        open_warning: Ops::Incident.open.where(severity: "warning").count,
        open_total: Ops::Incident.open.count
      }
    end
  end
end