form-data

post upload file

application/x-www-form-urlencoded & multipart/form-data

https://stackoverflow.com/a/4073451/5934465

fetch


fetch(url, {
    method: 'POST',
    headers: {
      'Content-Type': 'application/x-www-form-urlencoded'
    },
    body: new FormData(postData)
})

  if (supportType) {
    this.isShowWarning = false;
    const formData = new FormData();
    // formData.append('name', name);
    // formData.append('prefix', "areaImg");
    formData.append('file', blob);
    // const url = `/opapi/v2/seatMap/template/${seatMapTemplateId}/seatTable`;
    // axios
    // .post(url, options)
    // .then(json => {
    //   const {
    //     status,
    //     data,// templateId
    //   } = json;
    //   if (status === 200) {}
    // });
    fetch(`/opapi/v2/seatMap/template/${seatMapTemplateId}/seatTable`, {
      method: 'POST',
      // headers: {
      //   // 'Content-Type': 'multipart/form-data',// FormData auto add Content-Type bug!
      // },
      // headers: {
      //   // 'Content-Type': 'application/x-www-form-urlencoded',
      // },
      // mode: 'cors',// no-cors
      // credentials: 'include',
      body: formData,
    })
    .then(res => res.json())
    .then(data => {
      const {
        data: url,
        success,
        errorHint,
        errorCode,
      } = data;
      if(success) {
        this.$message({
          message: '上传成功',
          type: 'success'
        });
        this.updateURL(url || ``);
      } else {
        this.$message({
          message: `上传错误: ${errorCode}_${errorHint}`,
          type: 'error'
        });
      }
    })
    .catch(error => {
      this.$message({
        message: '上传错误',
        type: 'error'
      });
      console.error(error);
    });
  } else {
    this.isShowWarning = true;
    this.$message({
      type: 'info',
      message: '上传失败，请检查文件大小和类型!'
    });
  }