function get() {
  return {
    method: 'GET',
    headers: {
      'Accept': 'application/json',
      'Content-Type': 'application/json'
    },
  }
}
function post(data) {
  return {
    method: 'POST',
    body: JSON.stringify(data),
    headers: {
      'Accept': 'application/json',
      'Content-Type': 'application/json'
    },
  }
}
function postBody(data) {
  return {
    method: 'POST',
    headers: {
      'Accept': 'application/json',
    },
    body: data,
  }
}
function put(data) {
  return {
    method: 'PUT',
    body: data,
    headers: {
      'Accept': 'application/json',
      'Content-Type': 'application/json'
    },
  }
}
function error(err) {
  console.warn(err)
}

export default {
  folder: {
    index: () => {
      return fetch('/folders/')
        .then(req => req.json())
        .catch(error)
    },
    
    show: (id) => {
      return fetch('/folders/' + id)
        .then(req => req.json())
        .catch(error)
    },
    
    create: (data) => {
      return fetch('/folders/new', post(data))
        .then(req => req.json())
        .catch(error)
    },

    update: (data) => {
      return fetch('/folders/' + data.id, put(data))
        .then(req => req.json())
        .catch(error)
    },
  },
  
  file: {
    upload: (folder_id, files) => {
      var data = new FormData()
      for (var i = 0; i < files.length; i++) {
        data.append('file', files[i])
      }
      return fetch('/folders/' + folder_id, postBody(files))
        .then(req => req.json())
        .catch(error)
    },
  },
  
}