/**
 * Copyright (c) Microsoft Corporation.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import crypto from 'crypto';

export function createHash(data: string): string {
  return crypto.createHash('sha256').update(data).digest('hex').slice(0, 7);
}

export function sanitizeForFilePath(s: string) {
  const sanitize = (s: string) => s.replace(/[\x00-\x2C\x2E-\x2F\x3A-\x40\x5B-\x60\x7B-\x7F]+/g, '-');
  const separator = s.lastIndexOf('.');
  if (separator === -1)
    return sanitize(s);
  return sanitize(s.substring(0, separator)) + '.' + sanitize(s.substring(separator + 1));
}