module Public
  class InvitationsController < WebBaseController
    def show
      @token = params[:token]
      digest = Digest::SHA256.hexdigest(@token.to_s)
      @invitation = TeamInvitation.pending.find_by(token_digest: digest)
      @tournament_invitation = TournamentBroadcastInvitation.pending.find_by(token_digest: digest) unless @invitation
      unless @invitation || @tournament_invitation
        redirect_to public_pricing_path, alert: t("flash.invitations.invalid_or_expired")
      end
    end

    def accept
      token = params[:token].to_s
      digest = Digest::SHA256.hexdigest(token)
      invitation = TeamInvitation.pending.find_by(token_digest: digest)
      tournament_invitation = TournamentBroadcastInvitation.pending.find_by(token_digest: digest) unless invitation

      unless invitation || tournament_invitation
        return redirect_to public_pricing_path, alert: t("flash.invitations.invalid")
      end

      target_email = (invitation || tournament_invitation).email
      unless logged_in?
        session[:pending_invite_token] = token
        return redirect_to public_signup_path, notice: t("flash.invitations.signup_to_accept", email: target_email)
      end

      if current_user.email.downcase != target_email.downcase
        return redirect_to public_pricing_path, alert: t("flash.invitations.wrong_email", email: target_email)
      end

      if invitation
        invitation.accept!(current_user)
        redirect_to public_team_details_path(invitation.team), notice: t("flash.invitations.joined_team")
      else
        tournament_invitation.accept!(current_user)
        redirect_to public_account_path, notice: t("flash.invitations.joined_tournament")
      end
    end
  end
end