/*
 * Copyright (c) 2026 Huawei Technologies Co., Ltd.
 * openFuyao is licensed under Mulan PSL v2.
 * You can use this software according to the terms and conditions of the Mulan PSL v2.
 * You may obtain a copy of Mulan PSL v2 at:
 *          http://license.coscl.org.cn/MulanPSL2
 * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
 * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
 * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
 * See the Mulan PSL v2 for more details.
 */

package warmupjob

import (
	"path"
	"path/filepath"
	"strings"
)

func isPathWithin(targetPath, root string) bool {
	if targetPath == "" || root == "" {
		return false
	}
	cleanPath := cleanAgentPath(targetPath)
	cleanRoot := cleanAgentPath(root)
	if cleanPath == cleanRoot {
		return false
	}
	if usesForwardSlashPath(cleanPath) || usesForwardSlashPath(cleanRoot) {
		return strings.HasPrefix(strings.TrimSuffix(cleanPath, "/")+"/", strings.TrimSuffix(cleanRoot, "/")+"/")
	}
	rel, err := filepath.Rel(cleanRoot, cleanPath)
	if err != nil {
		return false
	}
	return rel != "." && rel != "" && rel != ".." && !strings.HasPrefix(rel, ".."+string(filepath.Separator))
}

func cleanAgentPath(value string) string {
	if usesForwardSlashPath(value) {
		return path.Clean(value)
	}
	return filepath.Clean(value)
}

func usesForwardSlashPath(value string) bool {
	return strings.Contains(value, "/") && !strings.Contains(value, `\`)
}