<?php
/**
 * Activation / deactivation routines.
 *
 * @package StreamSera
 */

namespace StreamSera;

if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

/**
 * Installation.
 */
class Installation {

	/**
	 * Run on activation.
	 */
	public static function activate() {
		$types = array(
			new PostTypes\Station(),
			new PostTypes\Player(),
		);
		foreach ( $types as $type ) {
			$type->register_post_type();
		}

		self::ensure_defaults();
		update_option( 'streamsera_version', STREAMSERA_VERSION );
		flush_rewrite_rules();
		// The listen page and station page rules are added on `init`, which has already run in the
		// activation request: flush once more on the next page load, after they are registered.
		update_option( 'streamsera_flush_rewrite', 1, false );
	}

	/**
	 * Default settings.
	 *
	 * @return array
	 */
	public static function defaults() {
		return array(
			'listen_enabled'        => false,
			'listen_slug'           => 'listen',
			'listen_player'         => 0,
			'station_pages_enabled' => false,
			'station_pages_slug'    => 'stations',
			'station_pages_player'  => 0,
			'station_pages_theme'   => 'dark',
			// station_pages_sections: unset = every available section (core's and add-ons'), until the owner picks.
			'cache_ttl'             => 15,
			'default_volume'        => 80,
			'keyboard_shortcuts'    => true,
			'autosave'              => true,
			'show_branding'         => false,
			'delete_data'           => false,
			'setup_completed'       => false,
			'dismissed_tips'        => array(),
			'background_poll'       => true,
			'admin_dark'            => 'auto',
		);
	}

	/**
	 * Merge defaults into stored settings without clobbering user values.
	 */
	public static function ensure_defaults() {
		$current = get_option( 'streamsera_settings', array() );
		update_option( 'streamsera_settings', array_merge( self::defaults(), is_array( $current ) ? $current : array() ) );
	}

	/**
	 * Run version-to-version upgrades on plugins_loaded.
	 */
	public static function maybe_upgrade() {
		$stored = get_option( 'streamsera_version', '0' );
		if ( version_compare( $stored, STREAMSERA_VERSION, '>' ) ) {
			// Rolled back (or a development build recorded a higher number): remember the running version
			// so the next real upgrade still fires.
			update_option( 'streamsera_version', STREAMSERA_VERSION );
			return;
		}
		if ( version_compare( $stored, STREAMSERA_VERSION, '=' ) ) {
			return;
		}
		self::ensure_defaults();
		/**
		 * Fires when the plugin version changed.
		 *
		 * @param string $from Previous version.
		 * @param string $to   New version.
		 */
		do_action( 'streamsera_upgraded', $stored, STREAMSERA_VERSION );
		update_option( 'streamsera_version', STREAMSERA_VERSION );
	}

	/**
	 * Run on deactivation.
	 */
	public static function deactivate() {
		foreach ( array( Jobs\Metadata_Poll::HOOK ) as $hook ) {
			Jobs\Scheduler::cancel( $hook ); // Action Scheduler (our group) + WP-Cron.
			wp_clear_scheduled_hook( $hook );
		}
		// Schedule-check flags, so jobs are re-created right after reactivation.
		delete_transient( Jobs\Metadata_Poll::SCHEDULE_CHECK );
		// Anything else queued under our group (one-off jobs).
		if ( function_exists( 'as_unschedule_all_actions' ) ) {
			as_unschedule_all_actions( '', array(), Jobs\Scheduler::GROUP );
		}
		flush_rewrite_rules();
	}
}