import request from '@/utils/request';
import { OssQuery, OssVO } from './types';
import { AxiosPromise } from 'axios';

// 查询OSS对象存储列表
export function listOss(query: OssQuery): AxiosPromise<OssVO[]> {
  return request({
    url: '/resource/oss/list',
    method: 'get',
    params: query
  });
}

export function preview(ossId: string | number): any {
  return request({
    url: '/file/preview/' + ossId,
    method: 'post',
    responseType: 'blob'
  });
}

export function previewTxt(ossId: string | number): any {
  return request({
    url: '/file/preview/' + ossId,
    method: 'post',
    responseType: 'blob',
    transformResponse: [
      async function (data) {
        return await transformData(data)
      }
    ]
  });
}

const transformData = (data: any) => {
  return new Promise((resolve) => {
    let reader = new FileReader()
    reader.readAsText(data)
    reader.onload = function () {
      resolve(reader.result)
    }
  })
}

// 查询OSS对象基于id串
export function listByIds(ossId: string | number): AxiosPromise<OssVO[]> {
  return request({
    url: '/resource/oss/listByIds/' + ossId,
    method: 'get'
  });
}

// 删除OSS对象存储
export function delOss(ossId: string | number | Array<string | number>) {
  return request({
    url: '/resource/oss/' + ossId,
    method: 'delete'
  });
}