import { ChangeDetectionStrategy, ChangeDetectorRef, Component } from '@angular/core';
import { ZipService } from '@delon/abc/zip';

@Component({
  selector: 'components-zip-read',
  template: `
    <button nz-button (click)="url()">Via Url</button>
    <input type="file" (change)="change($event)" multiple="false" class="ml-sm" />
    <ol>
      <li *ngFor="let i of data">{{ i | json }}</li>
    </ol>
  `,
  changeDetection: ChangeDetectionStrategy.OnPush,
})
export class ComponentsZipReadComponent {
  data: any;

  constructor(private zip: ZipService, private cdr: ChangeDetectorRef) {}

  private format(data: { files: { [key: string]: { dir: string; date: Date } } }): void {
    const files = data.files;
    this.data = Object.keys(files).map(key => ({
      name: key,
      dir: files[key].dir,
      date: files[key].date,
    }));
    this.cdr.detectChanges();
  }

  url(): void {
    this.zip.read(`./assets/demo.zip`).then(res => this.format(res));
  }

  change(e: Event): void {
    const file = (e.target as HTMLInputElement).files![0];
    this.zip.read(file).then(res => this.format(res));
  }
}

import { Component } from '@angular/core';
import { ZipService } from '@delon/abc/zip';
import * as JSZip from 'jszip';
import { NzMessageService } from 'ng-zorro-antd/message';

@Component({
  selector: 'components-zip-save',
  template: `
    <div *ngIf="instance">
      <button nz-button (click)="add()" [nzType]="'primary'">new</button>
      <button nz-button (click)="download()" class="ml-sm">download</button>
      <nz-table [nzData]="data" [nzFrontPagination]="false" [nzShowPagination]="false" class="mt-sm">
        <thead>
          <tr>
            <th><span>path</span></th>
            <th><span>url</span></th>
          </tr>
        </thead>
        <tbody>
          <tr *ngFor="let i of data; let index = index">
            <td><input nz-input [(ngModel)]="i.path" name="path{{ index }}" /></td>
            <td><input nz-input [(ngModel)]="i.url" name="url{{ index }}" /></td>
          </tr>
        </tbody>
      </nz-table>
    </div>
  `,
})
export class ComponentsZipSaveComponent {
  instance: JSZip | null = null;
  data: { path: string; url: string }[] = [
    { path: 'demo.docx', url: 'https://ng-alain.com/assets/demo.docx' },
    { path: 'img/zorro.svg', url: 'https://ng.ant.design/assets/img/zorro.svg' },
    { path: '小程序标志.zip', url: 'https://wximg.gtimg.com/shake_tv/mina/standard_logo.zip' },
  ];

  constructor(private zip: ZipService, private msg: NzMessageService) {
    this.zip.create().then(ret => (this.instance = ret));
  }

  add(): void {
    this.data.push({ path: '', url: '' });
  }

  download(): void {
    const promises: Promise<void>[] = [];
    this.data.forEach(item => {
      promises.push(this.zip.pushUrl(this.instance, item.path, item.url));
    });
    Promise.all(promises).then(
      () => {
        this.zip.save(this.instance).then(() => {
          this.msg.success('download success');
          this.data = [];
        });
      },
      (error: {}) => {
        console.warn(error);
        this.msg.error(JSON.stringify(error));
      },
    );
  }
}