@delon/abc/fesm2022/zip.mjs.map

Common business components of ng-alain.

{"version":3,"file":"zip.mjs","sources":["../../../../packages/abc/zip/zip.service.ts","../../../../packages/abc/zip/zip.ts"],"sourcesContent":["import { HttpClient } from '@angular/common/http';\nimport { Injectable, NgZone, inject } from '@angular/core';\n\nimport { saveAs } from 'file-saver';\nimport type jsZipType from 'jszip';\n\nimport { AlainConfigService, AlainZipConfig } from '@delon/util/config';\nimport { ZoneOutside } from '@delon/util/decorator';\nimport { LazyResult, LazyService } from '@delon/util/other';\nimport type { NzSafeAny } from 'ng-zorro-antd/core/types';\n\nimport { ZipSaveOptions } from './zip.types';\n\ndeclare var JSZip: jsZipType;\n\n@Injectable({ providedIn: 'root' })\nexport class ZipService {\n  private readonly http = inject(HttpClient);\n  private readonly lazy = inject(LazyService);\n  private readonly ngZone = inject(NgZone);\n\n  private cog: AlainZipConfig;\n\n  constructor(configSrv: AlainConfigService) {\n    this.cog = configSrv.merge('zip', {\n      url: 'https://cdn.jsdelivr.net/npm/jszip@3/dist/jszip.min.js',\n      utils: []\n    })!;\n  }\n\n  private init(): Promise<LazyResult[]> {\n    return this.lazy.load([this.cog.url!].concat(this.cog.utils!));\n  }\n\n  private check(zip?: jsZipType | null): void {\n    if (!zip) throw new Error('get instance via `ZipService.create()`');\n  }\n\n  /** 解压 */\n  @ZoneOutside()\n  read(fileOrUrl: File | string, options?: jsZipType.JSZipLoadOptions): Promise<jsZipType> {\n    return new Promise<jsZipType>((resolve, reject) => {\n      const resolveCallback = (data: jsZipType): void => {\n        this.ngZone.run(() => resolve(data));\n      };\n      this.init().then(() => {\n        // from url\n        if (typeof fileOrUrl === 'string') {\n          this.http.request('GET', fileOrUrl, { responseType: 'arraybuffer' }).subscribe({\n            next: (res: ArrayBuffer) => {\n              JSZip.loadAsync(res, options).then((ret: jsZipType) => resolveCallback(ret));\n            },\n            error: err => {\n              reject(err);\n            }\n          });\n          return;\n        }\n        // from file\n        const reader: FileReader = new FileReader();\n        reader.onload = (e: ProgressEvent<FileReader>) => {\n          JSZip.loadAsync(e.target!.result as ArrayBuffer, options).then((ret: jsZipType) => resolveCallback(ret));\n        };\n        reader.readAsBinaryString(fileOrUrl as File);\n      });\n    });\n  }\n\n  /** 创建 Zip 实例，用于创建压缩文件 */\n  create(): Promise<jsZipType | null> {\n    return new Promise<jsZipType | null>(resolve => {\n      this.init()\n        .then(() => {\n          const zipFile = new JSZip();\n          resolve(zipFile);\n        })\n        .catch(() => resolve(null));\n    });\n  }\n\n  /**\n   * 下载URL资源并写入 zip\n   *\n   * @param zip Zip 实例\n   * @param path Zip 路径，例如： `text.txt`、`txt/hi.txt`\n   * @param url URL 地址\n   */\n  pushUrl(zip: jsZipType | null, path: string, url: string): Promise<void> {\n    this.check(zip);\n    return new Promise<void>((resolve, reject) => {\n      this.http.request('GET', url, { responseType: 'arraybuffer' }).subscribe({\n        next: (res: ArrayBuffer) => {\n          zip!.file(path, res);\n          resolve();\n        },\n        error: error => {\n          reject({ url, error });\n        }\n      });\n    });\n  }\n\n  /**\n   * 保存Zip并执行打开保存对话框\n   *\n   * @param zip zip 对象，务必通过 `create()` 构建\n   * @param options 额外参数，\n   */\n  save(zip: jsZipType | null, options?: ZipSaveOptions): Promise<void> {\n    this.check(zip);\n    const opt = { filename: 'download.zip', ...options } as ZipSaveOptions;\n    return new Promise<void>((resolve, reject) => {\n      zip!.generateAsync<'blob'>({ type: 'blob', ...opt.options } as NzSafeAny, opt.update as NzSafeAny).then(\n        data => {\n          if (opt.callback) opt.callback(data);\n          saveAs(data, opt.filename);\n          resolve();\n        },\n        err => {\n          reject(err);\n        }\n      );\n    });\n  }\n}\n","/**\n * Generated bundle index. 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