<?php
/**
 * Delete Media Tool.
 *
 * Allows the agent to delete media items from the library including attachment
 * post and associated files.
 *
 * @package   Agenistrator
 * @since     1.0.0
 * @author    Alex Ruban <alex@maximum.guru>
 * @author    Maximum Software Inc <contact@maximum.software>
 * @license   GPL-3.0-only
 * @link      https://agenistrator.com/
 *
 * SPDX-FileCopyrightText: 2025-2026 Alex Ruban <alex@maximum.guru>
 * SPDX-FileCopyrightText: 2025-2026 Maximum Software Inc <contact@maximum.software>
 * SPDX-License-Identifier: GPL-3.0-only
 */

namespace Agenistrator;

// Direct access prevention
if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

/**
 * Delete_Media_Tool class.
 */
class Delete_Media_Tool extends Tool {

	/**
	 * Get the tool ID.
	 *
	 * @return string The tool ID.
	 * @since     1.0.0
	 */
	public function get_id() {
		return 'delete_media';
	}

	/**
	 * Get the tool name.
	 *
	 * @return string The tool name.
	 * @since     1.0.0
	 */
	public function get_name() {
		return __( 'Delete Media', 'agenistrator' );
	}

	/**
	 * Get the tool description.
	 *
	 * @return string The tool description.
	 * @since     1.0.0
	 */
	public function get_description() {
		return 'Delete a media item from the library.';
	}

	/**
	 * Get the parameters schema for this tool.
	 *
	 * @return array Parameters schema in JSON Schema format.
	 * @since     1.0.0
	 */
	public function get_parameters() {
		return array(
			'type'       => 'object',
			'properties' => array(
				'id'           => array(
					'type'        => 'integer',
					'description' => 'The ID of the media item to delete',
				),
				'force_delete' => array(
					'type'        => 'boolean',
					'description' => 'Whether to permanently delete (true) or move to trash (false)',
					'default'     => false,
				),
			),
			'required'   => array( 'id' ),
		);
	}

	/**
	 * Check if the current user can execute this tool.
	 *
	 * @return bool True if the current user has permission.
	 * @since     1.0.0
	 */
	public function current_user_can_execute() {
		return current_user_can( 'upload_files' );
	}

	/**
	 * Check if this tool is read-only.
	 *
	 * @return bool True if the tool only reads data.
	 * @since     1.0.0
	 */
	public function is_read_only() {
		return false;
	}

	/**
	 * Execute the tool with the given arguments.
	 *
	 * @param array $args The tool arguments.
	 *
	 * @return array The tool execution result.
	 * @since     1.0.0
	 */
	protected function execute( $args ) {
		if ( ! isset( $args['id'] ) || empty( $args['id'] ) ) {
			return $this->error_response( 'Media ID is required' );
		}

		$attachment_id = intval( $args['id'] );
		$attachment    = get_post( $attachment_id );

		if ( ! $attachment || 'attachment' !== $attachment->post_type ) {
			return $this->error_response( 'Media item not found' );
		}

		if ( ! current_user_can( 'delete_post', $attachment_id ) ) {
			return $this->error_response( 'You do not have permission to delete this media item' );
		}

		$title        = $attachment->post_title;
		$url          = wp_get_attachment_url( $attachment_id );
		$force_delete = isset( $args['force_delete'] ) && true === $args['force_delete'];

		$deleted = wp_delete_attachment( $attachment_id, $force_delete );

		if ( ! $deleted ) {
			return $this->error_response( 'Failed to delete media item' );
		}

		$message = $force_delete ? 'Media permanently deleted' : 'Media moved to trash';

		return $this->success_response(
			$message,
			array(
				'attachment_id' => $attachment_id,
				'title'         => $title,
				'url'           => $url,
				'force_deleted' => $force_delete,
			)
		);
	}
}
