module Api
  module V1
    class TeamsController < BaseController
      include Api::UrlHelper
      include BrandingAttachments

      def index
        teams = current_user.streamable_teams
        render json: teams.map { |t| team_json(t) }
      end

      def show
        team = current_user.manageable_teams.find(params[:id])
        render json: team_json(team, detail: true)
      end

      def create
        if current_user.owned_clubs.exists?
          return render json: {
            error: "Registra o gestisci la società dal sito web per aggiungere squadre."
          }, status: :unprocessable_entity
        end

        club = Club.create!(name: team_params[:name], sport: team_params[:sport] || "volleyball",
                            primary_color: "#e53935", secondary_color: "#ffffff")
        ClubMembership.create!(user: current_user, club: club, role: "owner")
        team = club.teams.create!(name: team_params[:name], sport: club.sport)
        Billing::AssignPlan.call(club: club, plan_slug: "free")
        render json: team_json(team), status: :created
      end

      def recordings
        team = current_user.streamable_teams.find { |t| t.id.to_s == params[:id].to_s }
        raise ActiveRecord::RecordNotFound unless team
        unless team.entitlements.can_access_recordings?
          return render json: {
            error: "Archivio gare disponibile con Premium Light o Full",
            error_code: "premium_required",
            billing_url: team.entitlements.billing_url
          }, status: :forbidden
        end

        recs = team.recordings.not_deleted
                    .where(status: %w[ready processing])
                    .includes(stream_session: :match)
                    .order(recorded_at: :desc, created_at: :desc)
                    .limit(50)
        render json: recs.map { |r| recording_json(r) }
      end

      def update
        team = current_user.manageable_teams.find(params[:id])
        team.update!(team_params)
        attach_team_logo(team)
        render json: team_json(team)
      end

      def add_member
        team = current_user.manageable_teams.find(params[:id])
        team.entitlements.assert_can_invite!
        member = User.find(params[:user_id])
        UserTeam.find_or_create_by!(user: member, team: team) { |ut| ut.role = "member" }
        head :no_content
      end

      def remove_member
        team = current_user.manageable_teams.find(params[:id])
        ut = team.user_teams.find_by!(user_id: params[:user_id], role: "member")
        ut.destroy!
        head :no_content
      end

      private

      def team_params
        p = params.require(:team).permit(:name, :sport, :logo_url, :primary_color, :secondary_color)
        if p[:primary_color].present?
          p[:primary_color] = normalize_hex_color(p[:primary_color], p[:primary_color])
        end
        if p[:secondary_color].present?
          p[:secondary_color] = normalize_hex_color(p[:secondary_color], p[:secondary_color])
        end
        p
      end

      def attach_team_logo(team)
        file = params[:logo_file]
        team.logo_file.attach(file) if file.present?
      end

      def team_json(team, detail: false)
        ent = team.entitlements
        yt = Youtube::TeamStatus.new(team)
        resolver = Youtube::CredentialResolver.new(team)
        data = {
          id: team.id,
          name: team.name,
          sport: team.sport,
          logo_url: api_absolute_url(team.effective_logo_url),
          primary_color: team.effective_primary_color,
          secondary_color: team.effective_secondary_color,
          club_id: team.club_id,
          club_name: team.club.name,
          youtube_connected: yt.connected?,
          youtube_selectable: yt.selectable?,
          youtube_channel_title: yt.channel_title,
          youtube_uses_platform_channel: yt.uses_platform_channel?,
          youtube_platform_available: resolver.platform_available?,
          youtube_team_channel_available: resolver.team_channel_available?,
          youtube_team_channel_title: team.club.youtube_credential&.channel_title,
          plan_slug: ent.plan.slug,
          plan_name: ent.plan.name,
          premium_active: ent.premium_active?,
          premium_full: ent.premium_full?,
          subscription_status: ent.subscription.status,
          features: ent.plan.features,
          billing_url: ent.billing_url,
          staff_manage_url: ent.staff_manage_url,
          max_staff: ent.max_staff,
          max_staff_transmission: ent.max_staff_transmission,
          staff_used: ent.staff_count,
          staff_transmission_used: ent.staff_count_for("transmission"),
          concurrent_streams_used: ent.concurrent_streams_used,
          concurrent_streams_limit: ent.concurrent_streams_limit,
          recordings_enabled: ent.can_access_recordings?,
          phone_download_enabled: ent.phone_download_enabled?,
          youtube_enabled: ent.youtube_enabled?,
          youtube_mode: ent.plan.youtube_mode,
          staff_role: current_user.staff_role_for(team),
          can_stream: current_user.can_stream_for?(team),
          can_connect_youtube: team.club.owned_by?(current_user) && ent.premium_full? && ent.youtube_enabled?
        }
        if detail
          data[:members] = team.user_teams.includes(:user).where.not(role: "owner").map do |ut|
            { id: ut.user.id, name: ut.user.name, email: ut.user.email, role: ut.role }
          end
        end
        data
      end

      def recording_json(recording)
        session = recording.stream_session
        match = session.match
        ent = recording.team.entitlements
        {
          id: recording.id,
          session_id: session.id,
          match_id: match.id,
          title: recording.title_or_default,
          opponent_name: match.opponent_name,
          team_name: match.team.name,
          status: recording.status,
          status_label: recording.status_label,
          privacy_status: recording.privacy_status,
          ended_at: session.ended_at,
          recorded_at: recording.recorded_at_or_fallback,
          duration_secs: recording.duration_secs,
          duration_label: recording.duration_label,
          byte_size: recording.byte_size,
          byte_size_label: recording.byte_size_label,
          replay_url: recording.replay_url,
          playback_url: recording.playback_stream_url,
          thumbnail_url: recording.thumbnail_url,
          download_enabled: ent.phone_download_enabled?,
          view_count: recording.view_count,
          views_label: recording.views_label,
          youtube_video_id: recording.youtube_video_id,
          youtube_watch_url: recording.youtube_watch_url,
          youtube_publish_enabled: ent.premium_full? && ent.youtube_enabled?,
          expires_at: recording.expires_at,
          metadata: recording.metadata
        }
      end
    end
  end
end