{"version":3,"file":"xlsx.mjs","sources":["../../../../packages/abc/xlsx/xlsx.service.ts","../../../../packages/abc/xlsx/xlsx.directive.ts","../../../../packages/abc/xlsx/xlsx.module.ts","../../../../packages/abc/xlsx/xlsx.ts"],"sourcesContent":["import { HttpClient } from '@angular/common/http';\nimport { Injectable, NgZone, inject } from '@angular/core';\n\nimport isUtf8 from 'isutf8';\n\nimport { AlainConfigService, AlainXlsxConfig } 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 { XlsxExportOptions, XlsxExportResult, XlsxExportSheet } from './xlsx.types';\n\ndeclare const XLSX: NzSafeAny;\ndeclare const cptable: NzSafeAny;\n\n@Injectable({ providedIn: 'root' })\nexport class XlsxService {\n  private readonly http = inject(HttpClient);\n  private readonly lazy = inject(LazyService);\n  private readonly ngZone = inject(NgZone);\n  private readonly cogSrv = inject(AlainConfigService);\n\n  private cog: AlainXlsxConfig;\n\n  constructor() {\n    this.cog = this.cogSrv.merge('xlsx', {\n      url: 'https://cdn.jsdelivr.net/npm/xlsx/dist/xlsx.full.min.js',\n      modules: [`https://cdn.jsdelivr.net/npm/xlsx/dist/cpexcel.js`]\n    })!;\n  }\n\n  private init(): Promise<LazyResult[]> {\n    return typeof XLSX !== 'undefined'\n      ? Promise.resolve([])\n      : this.lazy.load([this.cog.url!].concat(this.cog.modules!));\n  }\n\n  @ZoneOutside()\n  private read(data: NzSafeAny): Record<string, NzSafeAny[][]> {\n    const {\n      read,\n      utils: { sheet_to_json }\n    } = XLSX;\n    const ret: NzSafeAny = {};\n    const buf = new Uint8Array(data);\n    let type = 'array';\n    if (!isUtf8(buf)) {\n      try {\n        data = cptable.utils.decode(936, buf);\n        type = 'string';\n      } catch {}\n    }\n    const wb = read(data, { type });\n    wb.SheetNames.forEach((name: string) => {\n      const sheet: NzSafeAny = wb.Sheets[name];\n      ret[name] = sheet_to_json(sheet, { header: 1 });\n    });\n    return ret;\n  }\n\n  /**\n   * 导入Excel并输出JSON，支持 `<input type=\"file\">`、URL 形式\n   */\n  import(fileOrUrl: File | string): Promise<Record<string, NzSafeAny[][]>> {\n    return new Promise<Record<string, NzSafeAny[][]>>((resolve, reject) => {\n      const r = (data: NzSafeAny): void => this.ngZone.run(() => resolve(this.read(data)));\n      this.init()\n        .then(() => {\n          // from url\n          if (typeof fileOrUrl === 'string') {\n            this.http.request('GET', fileOrUrl, { responseType: 'arraybuffer' }).subscribe({\n              next: (res: ArrayBuffer) => r(new Uint8Array(res)),\n              error: (err: NzSafeAny) => reject(err)\n            });\n            return;\n          }\n          // from file\n          const reader: FileReader = new FileReader();\n          reader.onload = (e: NzSafeAny) => r(e.target.result);\n          reader.onerror = (e: NzSafeAny) => reject(e);\n          reader.readAsArrayBuffer(fileOrUrl);\n        })\n        .catch(() => reject(`Unable to load xlsx.js`));\n    });\n  }\n\n  @ZoneOutside()\n  async export(options: XlsxExportOptions): Promise<XlsxExportResult> {\n    return new Promise<XlsxExportResult>((resolve, reject) => {\n      this.init()\n        .then(() => {\n          options = { format: 'xlsx', ...options };\n          const {\n            writeFile,\n            utils: { book_new, aoa_to_sheet, book_append_sheet }\n          } = XLSX;\n          const wb: NzSafeAny = book_new();\n          if (Array.isArray(options.sheets)) {\n            (options.sheets as XlsxExportSheet[]).forEach((value: XlsxExportSheet, index: number) => {\n              const ws: NzSafeAny = aoa_to_sheet(value.data);\n              book_append_sheet(wb, ws, value.name ?? `Sheet${index + 1}`);\n            });\n          } else {\n            wb.SheetNames = Object.keys(options.sheets);\n            wb.Sheets = options.sheets;\n          }\n\n          if (options.callback) options.callback(wb);\n\n          const filename = options.filename ?? `export.${options.format}`;\n          writeFile(wb, filename, {\n            bookType: options.format,\n            bookSST: false,\n            type: 'array',\n            ...options.opts\n          });\n\n          resolve({ filename, wb });\n        })\n        .catch(err => reject(err));\n    });\n  }\n\n  /**\n   * 数据转符号名\n   * - `1` => `A`\n   * - `27` => `AA`\n   * - `703` => `AAA`\n   */\n  numberToSchema(val: number): string {\n    const startCode = 'A'.charCodeAt(0);\n    let res = '';\n\n    do {\n      --val;\n      res = String.fromCharCode(startCode + (val % 26)) + res;\n      val = (val / 26) >> 0;\n    } while (val > 0);\n\n    return res;\n  }\n}\n","import { Directive, inject, input } from '@angular/core';\n\nimport { XlsxService } from './xlsx.service';\nimport { XlsxExportOptions } from './xlsx.types';\n\n@Directive({\n  selector: '[xlsx]',\n  exportAs: 'xlsx',\n  host: {\n    '(click)': '_click()'\n  }\n})\nexport class XlsxDirective {\n  private readonly srv = inject(XlsxService);\n\n  readonly xlsx = input.required<XlsxExportOptions>();\n\n  protected _click(): void {\n    this.srv.export(this.xlsx());\n  }\n}\n","import { NgModule } from '@angular/core';\n\nimport { XlsxDirective } from './xlsx.directive';\n\nconst COMPONENTS = [XlsxDirective];\n\n@NgModule({\n  imports: [COMPONENTS],\n  exports: COMPONENTS\n})\nexport class XlsxModule {}\n","/**\n * Generated bundle index. 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