fulopdaniel

{
    "Version": "2012-10-17",
    "Id": "Policy1532447175542",
    "Statement": [
        {
            "Effect": "Allow",
            "Principal": "*",
            "Action": "s3:putObject",
            "Resource": "arn:aws:s3:::YOUR-BUCKET-NAME/*"
        }

fulopdaniel

<form onSubmit={this.submitFile}>
  <input
    label="Upload file"
    type="file"
    onChange={this.handleFileUpload}
  />
  <button type="submit">Upload</button>
</form>

fulopdaniel

  handleFileUpload = (event) => {
    this.setState({ file: event.target.files });
  };

  submitFile = (event) => {
    event.preventDefault();
    const formData = new FormData();
    formData.append('file', this.state.file[0]);
    axios
      .post(

fulopdaniel

const getContentType = (event) => {
    const contentType = event.headers['content-type']
    if (!contentType) {
        return event.headers['Content-Type'];
    }
    return contentType;
};

const parser = (event) => new Promise((resolve, reject) => {
    const busboy = new Busboy({

fulopdaniel

const uploadFile = (buffer) => new Promise((resolve, reject) => {
    const bucketName = "YOUR-BUCKET-NAME";
    const fileName =  "YOUR-FILE-NAME.EXTENSION";
    const data = {
        Bucket: bucketName,
        Key: fileName,
        Body: buffer,
    };
    s3.putObject(data, (error) => {
                if (!error) {

fulopdaniel

export async function main(event, context, callback) {
   parser(event).then(() => {
        uploadFile(event.body.file)
                    .then(() => {
                        // Handle successful upload
                    })
                    .catch(() => {
                        // Handle upload errors
                    });
            });