Analytics

class Analytics extends Settings_Section {
	const NAME = 'analytics';

	const SYNC_ANALYTICS   = 'bigcommerce_sync_analytics';
	const FACEBOOK_PIXEL   = 'bigcommerce_facebook_pixel_id';
	const GOOGLE_ANALYTICS = 'bigcommerce_google_analytics_id';
	const SEGMENT          = 'bigcommerce_segment_key';

	const FACEBOOK_PIXEL_NAME   = 'Facebook Pixel';
	const GOOGLE_ANALYTICS_NAME = 'Google Analytics';

	/**
	 * @var Store_Api
	 */
	private $api;

	public function __construct( Store_Api $api ) {
		$this->api = $api;
	}

	/**
	 * @return void
	 * @action bigcommerce/settings/register/screen= . Settings_Screen::NAME
	 */
	public function register_settings_section() {
		add_settings_section(
			self::NAME,
			__( 'Analytics Settings', 'bigcommerce' ),
			function ( $section ) {
				do_action( 'bigcommerce/settings/render/analytics', $section );
			},
			Settings_Screen::NAME
		);

		register_setting(
			Settings_Screen::NAME,
			self::SYNC_ANALYTICS,
			[ 'default' => 1 ]
		);

		register_setting(
			Settings_Screen::NAME,
			self::FACEBOOK_PIXEL
		);

		register_setting(
			Settings_Screen::NAME,
			self::GOOGLE_ANALYTICS
		);


		add_settings_field(
			self::SYNC_ANALYTICS,
			esc_html( __( 'Sync Tracking IDs', 'bigcommerce' ) ),
			[ $this, 'render_sync_checkbox', ],
			Settings_Screen::NAME,
			self::NAME,
			[
				'option'    => self::SYNC_ANALYTICS,
				'type'      => 'text',
				'default'   => 1,
			]
		);
		add_settings_field(
			self::FACEBOOK_PIXEL,
			esc_html( __( 'Facebook Pixel ID', 'bigcommerce' ) ),
			[ $this, 'render_field', ],
			Settings_Screen::NAME,
			self::NAME,
			[
				'option'    => self::FACEBOOK_PIXEL,
				'type'      => 'text',
				'label_for' => 'field-' . self::FACEBOOK_PIXEL,
			]
		);
		add_settings_field(
			self::GOOGLE_ANALYTICS,
			esc_html( __( 'Google Analytics Tracking ID', 'bigcommerce' ) ),
			[ $this, 'render_field', ],
			Settings_Screen::NAME,
			self::NAME,
			[
				'option'    => self::GOOGLE_ANALYTICS,
				'type'      => 'text',
				'label_for' => 'field-' . self::GOOGLE_ANALYTICS,
			]
		);
	}

	public function render_sync_checkbox( $args ) {
		$option  = $args[ 'option' ];
		$default = isset( $args[ 'default' ] ) ? $args[ 'default' ] : '';
		$value   = (bool) get_option( $option, $default );
		printf(
			'<label><input id="field-%s" type="checkbox" value="1" class="regular-text code" name="%s" %s /> %s</label>',
			esc_attr( $option ),
			esc_attr( $option ),
			checked( true, $value, false ),
			esc_html( __( 'Keep analytics tracking IDs in sync with your BigCommerce store settings', 'bigcommerce' ) )
		);
		printf( '<p class="description">%s</p>', esc_html( __( 'Disable the sync to set different tracking IDs on different sites connected to your account.', 'bigcommerce' ) ) );
	}

	/**
	 * @param string $old_value
	 * @param string $new_value
	 *
	 * @return void
	 * @action update_option_ . self::FACEBOOK_PIXEL
	 */
	public function update_pixel_option( $old_value, $new_value ) {
		if ( $old_value == $new_value || ! get_option( self::SYNC_ANALYTICS, 1 ) ) {
			return;
		}
		$settings = $this->api->get_analytics_settings();
		foreach ( $settings as &$account ) {
			if ( $account['name'] == self::FACEBOOK_PIXEL_NAME ) {
				$account['code']    = $new_value;
				$account['enabled'] = ! empty( $new_value );
				$this->api->update_analytics_settings( $account['id'], $account );

				return;
			}
		}
	}


	/**
	 * @param string $old_value
	 * @param string $new_value
	 *
	 * @return void
	 * @action update_option_ . self::GOOGLE_ANALYTICS
	 */
	public function update_google_option( $old_value, $new_value ) {
		if ( $old_value == $new_value || ! get_option( self::SYNC_ANALYTICS, 1 ) ) {
			return;
		}
		$settings = $this->api->get_analytics_settings();
		foreach ( $settings as &$account ) {
			if ( $account['name'] == self::GOOGLE_ANALYTICS_NAME ) {
				if ( strpos( $account['code'], 'script' ) === false ) {
					$account['code']    = $new_value;
					$account['enabled'] = ! empty( $new_value );
					$this->api->update_analytics_settings( $account['id'], $account );
				}

				return;
			}
		}
	}
}