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kepler.gl

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

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'use strict'; Object.defineProperty(exports, "__esModule", { value: true }); exports.datasetColorMaker = undefined; var _typeof2 = require('babel-runtime/helpers/typeof'); var _typeof3 = _interopRequireDefault(_typeof2); var _defineProperty2 = require('babel-runtime/helpers/defineProperty'); var _defineProperty3 = _interopRequireDefault(_defineProperty2); var _extends2 = require('babel-runtime/helpers/extends'); var _extends3 = _interopRequireDefault(_extends2); var _regenerator = require('babel-runtime/regenerator'); var _regenerator2 = _interopRequireDefault(_regenerator); exports.createNewDataEntry = createNewDataEntry; exports.removeSuffixAndDelimiters = removeSuffixAndDelimiters; exports.findPointFieldPairs = findPointFieldPairs; var _colorUtils = require('./color-utils'); var _lodash = require('lodash.uniq'); var _lodash2 = _interopRequireDefault(_lodash); var _defaultSettings = require('../constants/default-settings'); var _utils = require('./utils'); var _dataProcessor = require('../processors/data-processor'); function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } var _marked = /*#__PURE__*/_regenerator2.default.mark(generateColor); // 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. // apply a color for each dataset // to use as label colors var datasetColors = ['#8F2FBF', '#005CFF', '#C06C84', '#F8B195', '#547A82', '#3EACA8', '#A2D4AB'].map(_colorUtils.hexToRgb); /** * Random color generator */ function generateColor() { var index; return _regenerator2.default.wrap(function generateColor$(_context) { while (1) { switch (_context.prev = _context.next) { case 0: index = 0; case 1: if (!(index < datasetColors.length + 1)) { _context.next = 7; break; } if (index === datasetColors.length) { index = 0; } _context.next = 5; return datasetColors[index++]; case 5: _context.next = 1; break; case 7: case 'end': return _context.stop(); } } }, _marked, this); } var datasetColorMaker = exports.datasetColorMaker = generateColor(); function getNewDatasetColor(datasets) { var presetColors = datasetColors.map(String); var usedColors = (0, _lodash2.default)(Object.values(datasets).map(function (d) { return String(d.color); })).filter(function (c) { return presetColors.includes(c); }); if (usedColors.length === presetColors.length) { // if we already depleted the pool of color return datasetColorMaker.next().value; } var color = datasetColorMaker.next().value; while (usedColors.includes(String(color))) { color = datasetColorMaker.next().value; } return color; } function createNewDataEntry(_ref) { var _ref$info = _ref.info, info = _ref$info === undefined ? {} : _ref$info, data = _ref.data; var datasets = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; var validatedData = (0, _dataProcessor.validateInputData)(data); if (!validatedData) { return {}; } var allData = validatedData.rows; var datasetInfo = (0, _extends3.default)({ id: (0, _utils.generateHashId)(4), label: 'new dataset' }, info); var dataId = datasetInfo.id; // add tableFieldIndex and id to fields // TODO: don't need id and name and tableFieldIndex anymore // Add value accessor instead var fields = validatedData.fields.map(function (f, i) { return (0, _extends3.default)({}, f, { id: f.name, tableFieldIndex: i + 1 }); }); return (0, _defineProperty3.default)({}, dataId, (0, _extends3.default)({}, datasetInfo, { color: datasetInfo.color || getNewDatasetColor(datasets), id: dataId, allData: allData, // TODO: no need to make a copy anymore, only save fieldedIndex data: allData.slice(), filteredIndex: allData.map(function (_, i) { return i; }), filteredIndexForDomain: allData.map(function (_, i) { return i; }), fieldPairs: findPointFieldPairs(fields), fields: fields })); } function removeSuffixAndDelimiters(layerName, suffix) { return layerName.replace(new RegExp(suffix, 'ig'), '').replace(/[_,.]+/g, ' ').trim(); } /** * Find point fields pairs from fields * * @param {Array} fields * @returns {Array} found point fields */ function findPointFieldPairs(fields) { var allNames = fields.map(function (f) { return f.name.toLowerCase(); }); // get list of all fields with matching suffixes return allNames.reduce(function (carry, fieldName, idx) { // This search for pairs will early exit if found. var _iteratorNormalCompletion = true; var _didIteratorError = false; var _iteratorError = undefined; try { for (var _iterator = _defaultSettings.TRIP_POINT_FIELDS[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) { var suffixPair = _step.value; // match first suffix``` if (fieldName.endsWith(suffixPair[0])) { var _ret = function () { // match second suffix var otherPattern = new RegExp(suffixPair[0] + '$'); var partner = fieldName.replace(otherPattern, suffixPair[1]); var partnerIdx = allNames.findIndex(function (d) { return d === partner; }); if (partnerIdx > -1) { var defaultName = removeSuffixAndDelimiters(fieldName, suffixPair[0]); carry.push({ defaultName: defaultName, pair: { lat: { fieldIdx: idx, value: fields[idx].name }, lng: { fieldIdx: partnerIdx, value: fields[partnerIdx].name } }, suffix: suffixPair }); return { v: carry }; } }(); if ((typeof _ret === 'undefined' ? 'undefined' : (0, _typeof3.default)(_ret)) === "object") return _ret.v; } } } catch (err) { _didIteratorError = true; _iteratorError = err; } finally { try { if (!_iteratorNormalCompletion && _iterator.return) { _iterator.return(); } } finally { if (_didIteratorError) { throw _iteratorError; } } } return carry; }, []); } //# 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Copyright (c) 2018 Uber Technologies, Inc.\n//\n// Permission is hereby granted, free of charge, to any person obtaining a copy\n// of this software and associated documentation files (the \"Software\"), to deal\n// in the Software without restriction, including without limitation the rights\n// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell\n// copies of the Software, and to permit persons to whom the Software is\n// furnished to do so, subject to the following conditions:\n//\n// The above copyright notice and this permission notice shall be included in\n// all copies or substantial portions of the Software.\n//\n// THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE\n// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,\n// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN\n// THE SOFTWARE.\n\nimport {hexToRgb} from './color-utils';\nimport uniq from 'lodash.uniq';\nimport {TRIP_POINT_FIELDS} from 'constants/default-settings';\nimport {generateHashId} from './utils';\nimport {validateInputData} from 'processors/data-processor'\n  ;\n// apply a color for each dataset\n// to use as label colors\nconst datasetColors = [\n  '#8F2FBF',\n  '#005CFF',\n  '#C06C84',\n  '#F8B195',\n  '#547A82',\n  '#3EACA8',\n  '#A2D4AB'\n].map(hexToRgb);\n\n/**\n * Random color generator\n */\nfunction* generateColor() {\n  let index = 0;\n  while (index < datasetColors.length + 1) {\n    if (index === datasetColors.length) {\n      index = 0;\n    }\n    yield datasetColors[index++];\n  }\n}\n\nexport const datasetColorMaker = generateColor();\n\nfunction getNewDatasetColor(datasets) {\n  const presetColors = datasetColors.map(String);\n  const usedColors = uniq(\n    Object.values(datasets).map(d => String(d.color))\n  ).filter(c => presetColors.includes(c));\n\n  if (usedColors.length === presetColors.length) {\n    // if we already depleted the pool of color\n    return datasetColorMaker.next().value;\n  }\n\n  let color = datasetColorMaker.next().value;\n  while (usedColors.includes(String(color))) {\n    color = datasetColorMaker.next().value;\n  }\n\n  return color;\n}\n\nexport function createNewDataEntry({info = {}, data}, datasets = {}) {\n  const validatedData = validateInputData(data);\n  if (!validatedData) {\n    return {};\n  }\n\n  const allData = validatedData.rows;\n  const datasetInfo = {\n    id: generateHashId(4),\n    label: 'new dataset',\n    ...info\n  };\n  const dataId = datasetInfo.id;\n\n  // add tableFieldIndex and id to fields\n  // TODO: don't need id and name and tableFieldIndex anymore\n  // Add value accessor instead\n  const fields = validatedData.fields.map((f, i) => ({\n    ...f,\n    id: f.name,\n    tableFieldIndex: i + 1\n  }));\n\n  return {\n    [dataId]: {\n      ...datasetInfo,\n      color: datasetInfo.color || getNewDatasetColor(datasets),\n      id: dataId,\n      allData,\n      // TODO: no need to make a copy anymore, only save fieldedIndex\n      data: allData.slice(),\n      filteredIndex: allData.map((_, i) => i),\n      filteredIndexForDomain: allData.map((_, i) => i),\n      fieldPairs: findPointFieldPairs(fields),\n      fields\n    }\n  };\n}\n\nexport function removeSuffixAndDelimiters(layerName, suffix) {\n  return layerName\n    .replace(new RegExp(suffix, 'ig'), '')\n    .replace(/[_,.]+/g, ' ')\n    .trim();\n}\n\n/**\n * Find point fields pairs from fields\n *\n * @param {Array} fields\n * @returns {Array} found point fields\n */\nexport function findPointFieldPairs(fields) {\n  const allNames = fields.map(f => f.name.toLowerCase());\n\n  // get list of all fields with matching suffixes\n  return allNames.reduce((carry, fieldName, idx) => {\n    // This search for pairs will early exit if found.\n    for (const suffixPair of TRIP_POINT_FIELDS) {\n      // match first suffix```\n      if (fieldName.endsWith(suffixPair[0])) {\n        // match second suffix\n        const otherPattern = new RegExp(`${suffixPair[0]}\\$`);\n        const partner = fieldName.replace(otherPattern, suffixPair[1]);\n\n        const partnerIdx = allNames.findIndex(d => d === partner);\n        if (partnerIdx > -1) {\n          const defaultName = removeSuffixAndDelimiters(\n            fieldName,\n            suffixPair[0]\n          );\n\n          carry.push({\n            defaultName,\n            pair: {\n              lat: {\n                fieldIdx: idx,\n                value: fields[idx].name\n              },\n              lng: {\n                fieldIdx: partnerIdx,\n                value: fields[partnerIdx].name\n              }\n            },\n            suffix: suffixPair\n          });\n          return carry;\n        }\n      }\n    }\n    return carry;\n  }, []);\n}\n"]}