Core::setup_nav()

	public function setup_nav() {
		$this->course_name              = \LearnDash_Custom_Label::get_label( 'courses' );
		$this->my_courses_name          = sprintf( __( 'My %s', 'buddyboss' ), $this->course_name );
		$this->create_courses_name      = sprintf( __( 'Create a %s', 'buddyboss' ), $this->course_name );
		$this->create_courses_slug      = apply_filters( 'bp_learndash_profile_create_courses_slug', 'create-courses' );
		$this->course_slug              = apply_filters( 'bp_learndash_profile_courses_slug', \LearnDash_Settings_Section::get_section_setting('LearnDash_Settings_Section_Permalinks', 'courses' ) );
		$this->my_courses_slug          = apply_filters( 'bp_learndash_profile_courses_slug', 'my-courses' );
		$this->course_access            = bp_core_can_edit_settings();
		$this->certificates_enables     = bp_core_learndash_certificates_enables();
		$this->my_certificates_tab_name = apply_filters( 'bp_learndash_profile_certificates_tab_name', __( 'My Certificates', 'buddyboss' ) );
		$this->certificates_tab_name    = apply_filters( 'bp_learndash_profile_certificates_tab_name', __( 'Certificates', 'buddyboss' ) );
		$this->certificates_tab_slug    = apply_filters( 'bp_learndash_profile_certificates_slug', 'certificates' );

		$this->bp_displayed_user_id = bp_displayed_user_id();
		$this->bp_loggedin_user_id  = bp_loggedin_user_id();
		$this->user_same            = ( $this->bp_displayed_user_id == $this->bp_loggedin_user_id ? true : false );

		$atts         = apply_filters( 'bp_learndash_user_courses_atts', array() );
		$user_courses = apply_filters( 'bp_learndash_user_courses', ld_get_mycourses( $this->bp_displayed_user_id, $atts ) );

		$user_courses_count = is_array( $user_courses ) ? count( $user_courses ) : 0;

		// Only grab count if we're on a user page.
		if ( bp_is_user() ) {
			$class = ( 0 === $user_courses_count ) ? 'no-count' : 'count';

			$nav_name = sprintf(
			/* translators: %s: Group count for the current user */
				__( '%s %s', 'buddyboss' ),
				$this->course_name,
				sprintf(
					'<span class="%s">%s</span>',
					esc_attr( $class ),
					$user_courses_count
				)
			);
		} else {
			$nav_name = $this->course_name;
		}

		bp_core_new_nav_item( array(
			'name'                    => $nav_name,
			'slug'                    => $this->course_slug,
			'screen_function'         => array( $this, 'course_page' ),
			'position'                => 75,
			'default_subnav_slug'     => $this->my_courses_slug,
			'show_for_displayed_user' => $this->course_access,
		) );

		$all_subnav_items = array(
			array(
				'name'            => empty( $this->user_same ) ? $this->course_name : $this->my_courses_name,
				'slug'            => $this->my_courses_slug,
				'parent_url'      => $this->get_nav_link( $this->course_slug ),
				'parent_slug'     => $this->course_slug,
				'screen_function' => array( $this, 'course_page' ),
				'position'        => 75,
				'user_has_access' => $this->course_access,
			),
		);

		if ( $this->certificates_enables ) {
			$all_subnav_items[] = array(
				'name'            => empty( $this->user_same ) ? $this->certificates_tab_name : $this->my_certificates_tab_name,
				'slug'            => $this->certificates_tab_slug,
				'parent_url'      => $this->get_nav_link( $this->course_slug ),
				'parent_slug'     => $this->course_slug,
				'screen_function' => array( $this, 'certificates_page' ),
				'user_has_access' => $this->course_access,
			);
		}

		foreach ( $all_subnav_items as $all_subnav_item ) {
			bp_core_new_subnav_item( $all_subnav_item );
		}

	}