<?php
	if ( ! defined( 'ABSPATH' ) ) {
		exit;
	}

	class AS_CM_Helpers_File {

		/**
		 * Initialize WP_Filesystem.
		 *
		 * @return WP_Filesystem_Base|false
		 *
		 * @since 2.1.3
		 */
		private static function init_filesystem() {
			global $wp_filesystem;

			if ( ! function_exists( 'WP_Filesystem' ) ) {
				require_once ABSPATH . 'wp-admin/includes/file.php';
			}

			if ( WP_Filesystem() ) {
				return $wp_filesystem;
			}

			return false;
		}

		/**
		 * @param string $path
		 *
		 * @return string|false
		 *
		 * @since 2.0.6
		 *
		 */
		public static function check_folder_and_create( $path ) {
			$filesystem = self::init_filesystem();
			if ( ! $filesystem ) {
				return false;
			}

			try {
				if ( ! $filesystem->is_dir( $path ) ) {
					if ( ! wp_mkdir_p( $path ) ) {
						return false;
					}
				}

				return $path;
			} catch ( Exception $exception ) {
				return false;
			}
		}

		/**
		 * @param string $path
		 * @param string $data
		 *
		 * @return boolean
		 *
		 * @since 2.0.6
		 *
		 */
		public static function write_to_file( $path, $data ) {
			$filesystem = self::init_filesystem();
			if ( ! $filesystem ) {
				return false;
			}

			try {
				return $filesystem->put_contents( $path, $data, FS_CHMOD_FILE );
			} catch ( Exception $e ) {
				return false;
			}
		}

		/**
		 * @param string $path
		 *
		 * @return false|string
		 *
		 * @since 2.0.6
		 */
		public static function read_file( $path ) {
			$filesystem = self::init_filesystem();
			if ( ! $filesystem ) {
				return false;
			}

			try {
				if ( ! $filesystem->exists( $path ) ) {
					return false;
				}

				$result = $filesystem->get_contents( $path );

				return $result === false ? false : (string) $result;
			} catch ( Exception $exception ) {
				return false;
			}
		}

		/**
		 * @return string
		 *
		 * @since 2.0.6
		 */
		public static function get_upload_dir() {
			return rtrim( sprintf( '%s/%s/', wp_upload_dir()['basedir'], AS_CM_Manager::$action ), '/' );
		}

	}