<?php
/**
 * WP-CLI commands (0.6.4) — `wp aoo-shop …` (also `wp aoo …` on sites with the legacy-names flag):
 *
 *   wp aoo-shop status                         connection · mode · links · cache · rewrite rules · site-moved check
 *   wp aoo-shop connect <code>                 connect with a pairing code from aoo (same as "เชื่อมกับ AOO")
 *   wp aoo-shop menu-convert [--apply] [--undo] [--format=table|json]
 *                                         menu items that point at WooCommerce → new shop links (dry run by default)
 *   wp aoo-shop content-convert [--apply] [--ids=<ids>] [--undo] [--format=table|json|csv]
 *                                         page content that uses WooCommerce → AooCommerce cards / links (dry run)
 *
 * @package AooShop
 */

defined( 'ABSPATH' ) || exit;

class AooShop_Cli {

	public static function register() {
		if ( ! class_exists( 'WP_CLI' ) ) {
			return;
		}
		WP_CLI::add_command( 'aooshop status', array( __CLASS__, 'status' ) );
		WP_CLI::add_command( 'aooshop connect', array( __CLASS__, 'connect' ) );
		WP_CLI::add_command( 'aooshop menu-convert', array( __CLASS__, 'menu_convert' ) );
		WP_CLI::add_command( 'aooshop content-convert', array( __CLASS__, 'content_convert' ) );
	}

	/**
	 * Show the connection and shop state.
	 *
	 * ## OPTIONS
	 *
	 * [--format=<format>]
	 * : table (default) or json.
	 *
	 * @param array $args  Positional.
	 * @param array $assoc Flags.
	 */
	public static function status( $args, $assoc ) {
		$p      = aooshop();
		$s      = $p->settings;
		$remote = $s->remote();
		$paths  = $s->paths();
		$rules  = (array) get_option( 'rewrite_rules', array() );
		$regex  = '^' . preg_quote( ltrim( $paths['prefix_shop'], '/' ), '#' ) . '/([^/]+)/?$';
		$stats  = $p->cache->stats();
		$rows   = array(
			'version'        => AOOSHOP_VERSION,
			'mode'           => $s->mode() . ( $s->is_forced_preview() ? ' (forced: ' . implode( '; ', $s->collisions() ) . ')' : '' ),
			'api_base'       => $s->api_base(),
			'key'            => $s->is_configured() ? $s->masked_key() . ( $s->key_from_constant() ? ' (wp-config)' : '' ) : '(none)',
			'last_ping'      => empty( $remote['at'] ) ? 'never' : ( ! empty( $remote['ok'] ) ? 'ok' : 'FAILED: ' . ( isset( $remote['error'] ) ? $remote['error'] : '' ) ) . ' @ ' . wp_date( 'Y-m-d H:i', (int) $remote['at'] ),
			'shop'           => isset( $remote['company']['name'] ) ? (string) $remote['company']['name'] : '',
			'connected_home' => $s->connected_home(),
			'home_url'       => home_url(),
			'site_moved'     => $s->moved_reason() ? $s->moved_message() : 'no',
			'shop_url'       => $p->router->url( 'index' ),
			'rewrite_rules'  => isset( $rules[ $regex ] ) ? 'ok' : 'missing (flushed on next request)',
			'cache_pages'    => (string) $stats['entries'] . ( $stats['api_down'] ? ' · AOO down (circuit)' : '' ),
			'host_caches'    => implode( ', ', $p->host_cache->detected() ),
		);
		foreach ( $paths as $k => $v ) {
			$rows[ $k ] = $v;
		}
		if ( ! isset( $rules[ $regex ] ) ) {
			$p->router->request_flush();
		}
		$items = array();
		foreach ( $rows as $k => $v ) {
			$items[] = array( 'key' => $k, 'value' => (string) $v );
		}
		WP_CLI\Utils\format_items( isset( $assoc['format'] ) ? $assoc['format'] : 'table', $items, array( 'key', 'value' ) );
	}

	/**
	 * Connect this site to AOO with a 6-character pairing code (AOO › ตั้งค่า › หน้าร้านออนไลน์ › WordPress).
	 *
	 * ## OPTIONS
	 *
	 * <code>
	 * : The pairing code (valid 10 minutes, single use).
	 *
	 * @param array $args  Positional.
	 * @param array $assoc Flags.
	 */
	public static function connect( $args, $assoc ) {
		$code = strtoupper( preg_replace( '/[^A-Za-z0-9]/', '', isset( $args[0] ) ? (string) $args[0] : '' ) );
		if ( 6 !== strlen( $code ) ) {
			WP_CLI::error( __( 'The pairing code has 6 characters.', 'aoo-shop' ) );
		}
		$res = aooshop()->api->pair( $code );
		if ( is_wp_error( $res ) ) {
			WP_CLI::error( $res->get_error_message() );
		}
		$ping = AooShop_Admin::after_connect( $res['key'] );
		if ( is_wp_error( $ping ) ) {
			/* translators: %s: error message */
			WP_CLI::warning( sprintf( __( 'Key stored, but the test ping failed: %s', 'aoo-shop' ), $ping->get_error_message() ) );
			return;
		}
		$name = isset( $ping['company']['name'] ) ? (string) $ping['company']['name'] : '';
		/* translators: 1: shop name 2: key label */
		WP_CLI::success( sprintf( __( 'Connected to AOO — shop %1$s (%2$s)', 'aoo-shop' ), $name, $res['label'] ) );
	}

	/**
	 * Menu items that point at WooCommerce → links of the new shop. Dry run unless --apply.
	 * Convert BEFORE switching WooCommerce off (taxonomy items need Woo to know their old URL).
	 *
	 * ## OPTIONS
	 *
	 * [--apply]
	 * : Convert every item that has a new URL (original kept for undo).
	 *
	 * [--undo]
	 * : Restore every item converted by this tool.
	 *
	 * [--format=<format>]
	 * : table (default), json, csv.
	 *
	 * @param array $args  Positional.
	 * @param array $assoc Flags.
	 */
	public static function menu_convert( $args, $assoc ) {
		$mc     = aooshop()->menu_convert;
		$format = isset( $assoc['format'] ) ? $assoc['format'] : 'table';
		if ( ! empty( $assoc['undo'] ) ) {
			$n = 0;
			foreach ( AooShop_Menu_Convert::converted_ids() as $id ) {
				$n += $mc->undo( $id ) ? 1 : 0;
			}
			/* translators: %d: number of menu items */
			WP_CLI::success( sprintf( __( 'Restored %d menu item(s).', 'aoo-shop' ), $n ) );
			return;
		}
		$plan = $mc->plan();
		if ( ! $plan ) {
			WP_CLI::success( __( 'No menu item points at WooCommerce.', 'aoo-shop' ) );
			return;
		}
		$apply = ! empty( $assoc['apply'] );
		$done  = 0;
		$rows  = array();
		foreach ( $plan as $r ) {
			$status = $r['converted'] ? 'converted' : ( '' === $r['new'] ? 'no match' : ( $apply ? 'converted now' : 'will convert' ) );
			if ( $apply && ! $r['converted'] && '' !== $r['new'] ) {
				if ( $mc->convert( $r['id'], $r['new'] ) ) {
					$done++;
				} else {
					$status = 'failed';
				}
			}
			$rows[] = array(
				'id'     => $r['id'],
				'menu'   => $r['menu'],
				'title'  => $r['title'],
				'old'    => rawurldecode( $r['old'] ),
				'new'    => rawurldecode( $r['new'] ),
				'status' => $status,
			);
		}
		WP_CLI\Utils\format_items( $format, $rows, array( 'id', 'menu', 'title', 'old', 'new', 'status' ) );
		if ( $apply ) {
			/* translators: %d: number of menu items */
			WP_CLI::success( sprintf( __( 'Converted %d menu item(s). Undo: wp aoo-shop menu-convert --undo', 'aoo-shop' ), $done ) );
		} else {
			WP_CLI::log( __( 'Dry run — nothing changed. Run with --apply to convert.', 'aoo-shop' ) );
		}
	}

	/**
	 * Page content that uses WooCommerce (shortcodes, blocks, Elementor widgets, product links, Woo-only pages)
	 * → AooCommerce equivalents. Dry run unless --apply. Works with WooCommerce on or off.
	 *
	 * ## OPTIONS
	 *
	 * [--apply]
	 * : Convert every row that is ticked by default in the admin screen (content changes + the WooCommerce shop,
	 * cart, checkout and account pages to trash). Originals are kept for undo.
	 *
	 * [--ids=<ids>]
	 * : With --apply: only these post ids (comma separated) — also the ones not ticked by default (terms page,
	 * Elementor WooCommerce templates).
	 *
	 * [--undo]
	 * : Restore every post converted by this tool.
	 *
	 * [--format=<format>]
	 * : table (default), json, csv.
	 *
	 * @param array $args  Positional.
	 * @param array $assoc Flags.
	 */
	public static function content_convert( $args, $assoc ) {
		$cc     = aooshop()->content_convert;
		$format = isset( $assoc['format'] ) ? $assoc['format'] : 'table';
		if ( ! empty( $assoc['undo'] ) ) {
			$n = 0;
			foreach ( AooShop_Content_Convert::converted_ids() as $id ) {
				$n += $cc->undo( $id ) ? 1 : 0;
			}
			if ( $n ) {
				AooShop_Content_Convert::after_batch();
			}
			/* translators: %d: number of posts */
			WP_CLI::success( sprintf( __( 'Restored %d post(s).', 'aoo-shop' ), $n ) );
			return;
		}
		$plan = $cc->plan();
		if ( ! $plan ) {
			WP_CLI::success( __( 'No content uses WooCommerce.', 'aoo-shop' ) );
			return;
		}
		$apply = ! empty( $assoc['apply'] );
		$only  = isset( $assoc['ids'] ) ? array_filter( array_map( 'absint', explode( ',', (string) $assoc['ids'] ) ) ) : array();
		$done  = 0;
		$rows  = array();
		foreach ( $plan as $r ) {
			$pick   = $only ? in_array( $r['id'], $only, true ) : $r['checked'];
			$status = AooShop_Content_Convert::action_label( $r );
			if ( $apply && $pick ) {
				$res = $cc->apply_row( $r );
				if ( '' !== $res ) {
					$done++;
					$status = 'mismatch' === $res ? 'converted — Elementor read-back mismatch' : ( 'trashed' === $res ? 'trashed now' : 'converted now' );
				}
			} elseif ( ! $pick && ( 'trash' === $r['action'] ? ! $r['trashed'] : ( null !== $r['content'] || null !== $r['elementor'] ) ) ) {
				$status .= ' (not selected — use --ids)';
			}
			$rows[] = array(
				'id'      => $r['id'],
				'type'    => $r['type'] . '/' . $r['status'],
				'title'   => $r['title'],
				'changes' => implode( ' | ', array_merge( AooShop_Content_Convert::fold_notes( $r['notes'] ), $r['review'] ) ),
				'action'  => $status,
			);
		}
		WP_CLI\Utils\format_items( $format, $rows, array( 'id', 'type', 'title', 'changes', 'action' ) );
		if ( $apply ) {
			if ( $done ) {
				AooShop_Content_Convert::after_batch();
			}
			/* translators: %d: number of posts */
			WP_CLI::success( sprintf( __( 'Changed %d post(s). Undo: wp aoo-shop content-convert --undo', 'aoo-shop' ), $done ) );
		} else {
			WP_CLI::log( __( 'Dry run — nothing changed. Run with --apply to convert.', 'aoo-shop' ) );
		}
	}
}