Plugin::__construct()

	private function __construct(){
		// start the autoloader
		$this->register_autoloader();
		// load dependency files
		$this->load();

		// activation hook to add the rewrite rules for the custom post type
		register_activation_hook( VIMEOTHEQUE_FILE, [
			$this,
			'activation_hook'
		] );

		add_action( 'plugins_loaded', [
			$this,
			'init'
		], 1 );

		// run this admin init on init to have access to earlier hooks
		// priority must be set to run very early so that init hooks set
		// in admin page can also run
		add_action( 'init', [
			$this,
			'admin_init'
		], -9999999 );

		new Amp();
		new Templates_Init();

		add_action(
			'after_setup_theme',
			function(){
				$options = $this->get_options();
				if( $options['enable_templates'] && !current_theme_supports( 'vimeotheque' ) ){
					/**
					 * Support for Video templates.
					 */
					add_theme_support( 'vimeotheque' );

					/**
					 * Support for next video card after the video finishes.
					 */
					add_theme_support( 'vimeotheque-next-video-card' );
				}
			}, 1
		);

		add_filter(
			'vimeotheque\options\get',
			/**
			 * Filter options.
			 *
			 * Filter the plugin options and check if templates are enabled.
			 *
			 * @param array $result             The requested options set.
			 * @param array $all_options        All the plugin options.
			 * @param string $wp_option_name    The WP option name.
			 */
			function( $result, $all_options, $wp_option_name ){

				if( $this->get_options_obj()->get_option_name() == $wp_option_name ){

					if( get_theme_support( 'vimeotheque' ) ){
						$all_options['enable_templates'] = true;
						if( isset( $result['enable_templates'] ) ) {
							$result['enable_templates'] = true;
						}
					}

					if( $all_options['enable_templates'] ) {
						// When templates are enabled, these options will always have the same predefined value.
						$options = [
							'archives'           => false,
							'public'             => true,
							'import_title'       => true,
							'import_description' => 'content',
							'featured_image'      => true
						];

						// Set the options to the predefined value.
						foreach ( $options as $index => $value ) {
							if ( isset( $result[ $index ] ) ) {
								$result[ $index ] = $value;
							}
						}
					}
				}

				return $result;

			}, -999, 3
		);
	}