// SPDX-License-Identifier: Apache-2.0
// Copyright (c) 2018 Georgi Marinov
//
// 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 { Injectable, SecurityContext } from '@angular/core';

import { DomSanitizer, SafeUrl } from '@angular/platform-browser';

/**
 * A Sanitizer service.
 */
@Injectable({
  providedIn: 'root'
})
export class SanitizerService {
  /**
   * Constructs the Sanitizer service.
   * ~constructor
   *
   * @param sanitizer The DOM sanitizer injected dependency.
   */
  constructor(
    private sanitizer: DomSanitizer,
  ) {
  }

  /**
   * DOM sanitizer delegate.
   *
   * @param value The uri to sanitize.
   *
   * @returns The sanitized uri.
   */
  public sanitizeSecurityTrustUrl(value: string): SafeUrl {
    const url = this.sanitizer.sanitize(SecurityContext.URL, value);
    return url ?? '';
  }
}