vue2文件流下载成功后文件格式错误、打不开及内容缺失的解决方法

export const getFileImg = row => {
    return request({
        url: '/api/blade-resource/oss/endpoint/get-file-secret',	//请求路径
        method: 'get',	//请求模式
        params: row,	//请求参数
    })
}

export const getFileZip = row => {
    return request({
        url: '/api/blade-resource/oss/endpoint/get-file-secret',	//请求路径
        method: 'get',	//请求模式
        params: row,	//请求参数
        responseType: 'blob',
    })
}

export const downloadZip = (fileArrayBuffer, filename, fileType) => {
  let data = new Blob([fileArrayBuffer], { type: fileType == 'zip' ? 'application/zip,charset=utf-8' : 'application/x-rar-compressed,charset=utf-8' });
  if (typeof window.chrome !== 'undefined') {
    // Chrome
    var link = document.createElement('a');
    link.href = window.URL.createObjectURL(data);
    link.download = filename;
    link.click();
    console.log(data);
  } else if (typeof window.navigator.msSaveBlob !== 'undefined') {
    // IE
    var blob = new Blob([data], { type: fileType == 'zip' ? 'application/zip' : 'application/x-rar-compressed' });
    window.navigator.msSaveBlob(blob, filename);
  } else {
    // Firefox
    var file = new File([data], filename, { type: fileType == 'zip' ? 'application/zip' : 'application/x-rar-compressed' });
    window.open(URL.createObjectURL(file));
  }
}