kepler.gl/dist/tasks/tasks.js

kepler.gl is a webgl based application to visualize large scale location data in the browser

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.LOAD_MAP_STYLE_TASK = exports.LOAD_FILE_TASK = undefined;

var _tasks = require('react-palm/tasks');

var _d3Request = require('d3-request');

// Copyright (c) 2018 Uber Technologies, Inc.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.

var LOAD_FILE_TASK = exports.LOAD_FILE_TASK = (0, _tasks.taskCreator)(function (_ref, success, error) {
  var fileBlob = _ref.fileBlob,
      info = _ref.info,
      handler = _ref.handler,
      processor = _ref.processor;
  return handler(fileBlob, processor).then(function (result) {
    if (!result) {
      // TODO: capture in the UI and show message
      throw new Error('fail to load data');
    } else {
      // we are trying to standardize the shape of our return
      // since we start using the kepler.json format
      // result has both datasets and info
      // TODO: I think we should pass info to the handler and return
      // the same format back from the file handler
      if (result.datasets) {
        // this is coming from parsing keplergl.json file
        success(result); // info is already part of datasets
      }
      success({ datasets: { data: result, info: info } });
    }
  }).catch(function (err) {
    return error(err);
  });
}, 'LOAD_FILE_TASK');

var LOAD_MAP_STYLE_TASK = exports.LOAD_MAP_STYLE_TASK = (0, _tasks.taskCreator)(function (_ref2, success, error) {
  var url = _ref2.url,
      id = _ref2.id;
  return (0, _d3Request.json)(url, function (err, result) {
    if (err) {
      error(err);
    } else {
      if (!result) {
        error(new Error('Map style response is empty'));
      }
      success({ id: id, style: result });
    }
  });
}, 'LOAD_MAP_STYLE_TASK');
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