const IPFSDropzone = require('ipfs-dropzone')

let dz = IPFSDropzone('#files', {
  /*
    the name of the repo which will store the IPFS blocks in the browser.
    this name will be used by IPFS to create the IndexedDB databases.

    defaults to "ipfs-dropzone"
  */
  ipfsRepoName: 'filemap.xyz',

  /*
    ipfsPath is a function that takes the dropzone file object
    and returns a string that will be used as the path when calling
    https://github.com/ipfs/interface-ipfs-core/blob/master/SPEC/FILES.md#add

    defaults to (file) => file.name
  */
  ipfsPath: file => file.name

  // all other options you'll normally pass to dropzone go here.
})

dz.on('success', file => {
  /*
    everywhere the normal dropzone file object will now have a
    property called "ipfs" which contains the result to the call to
    https://github.com/ipfs/interface-ipfs-core/blob/master/SPEC/FILES.md#add
  */

  console.log('file published to ipfs: ' + file.ipfs[0].hash)

  /*
    your dropzone object will also have the property "node", which
    resolves to the IPFS node the dropzone object is using.
    it is a Promise because the IPFS node is only initialized at the
    moment of the first file upload.
  */
  dz.node.then(ipfs => {
    ipfs.files.cat(file.hash, (err, file) => {
      console.log(file.toString('utf-8'))
    })
  })
})