kepler.gl
Version:
kepler.gl is a webgl based application to visualize large scale location data in the browser
191 lines (151 loc) • 16.3 kB
JavaScript
;
var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
Object.defineProperty(exports, "__esModule", {
value: true
});
exports["default"] = void 0;
var _classCallCheck2 = _interopRequireDefault(require("@babel/runtime/helpers/classCallCheck"));
var _createClass2 = _interopRequireDefault(require("@babel/runtime/helpers/createClass"));
var _possibleConstructorReturn2 = _interopRequireDefault(require("@babel/runtime/helpers/possibleConstructorReturn"));
var _getPrototypeOf4 = _interopRequireDefault(require("@babel/runtime/helpers/getPrototypeOf"));
var _assertThisInitialized2 = _interopRequireDefault(require("@babel/runtime/helpers/assertThisInitialized"));
var _inherits2 = _interopRequireDefault(require("@babel/runtime/helpers/inherits"));
var _defineProperty2 = _interopRequireDefault(require("@babel/runtime/helpers/defineProperty"));
var _lodash = _interopRequireDefault(require("lodash.pick"));
var _window = require("global/window");
var _versions = require("./versions");
var _schema = _interopRequireDefault(require("./schema"));
var _dataProcessor = require("../processors/data-processor");
var _datasetSchema;
function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); if (enumerableOnly) symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; }); keys.push.apply(keys, symbols); } return keys; }
function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i] != null ? arguments[i] : {}; if (i % 2) { ownKeys(Object(source), true).forEach(function (key) { (0, _defineProperty2["default"])(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)); } else { ownKeys(Object(source)).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } } return target; }
// version v0
var fieldPropertiesV0 = {
name: null,
type: null
};
var fieldPropertiesV1 = {
name: null,
type: null,
format: null,
analyzerType: null
};
var FieldSchema =
/*#__PURE__*/
function (_Schema) {
(0, _inherits2["default"])(FieldSchema, _Schema);
function FieldSchema() {
var _getPrototypeOf2;
var _this;
(0, _classCallCheck2["default"])(this, FieldSchema);
for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
args[_key] = arguments[_key];
}
_this = (0, _possibleConstructorReturn2["default"])(this, (_getPrototypeOf2 = (0, _getPrototypeOf4["default"])(FieldSchema)).call.apply(_getPrototypeOf2, [this].concat(args)));
(0, _defineProperty2["default"])((0, _assertThisInitialized2["default"])(_this), "key", 'fields');
return _this;
}
(0, _createClass2["default"])(FieldSchema, [{
key: "save",
value: function save(fields) {
var _this2 = this;
return (0, _defineProperty2["default"])({}, this.key, fields.map(function (f) {
return _this2.savePropertiesOrApplySchema(f)[_this2.key];
}));
}
}, {
key: "load",
value: function load(fields) {
return (0, _defineProperty2["default"])({}, this.key, fields);
}
}]);
return FieldSchema;
}(_schema["default"]);
var propertiesV0 = {
id: null,
label: null,
color: null,
allData: null,
fields: new FieldSchema({
version: _versions.VERSIONS.v0,
properties: fieldPropertiesV0
})
};
var propertiesV1 = _objectSpread({}, propertiesV0, {
fields: new FieldSchema({
version: _versions.VERSIONS.v1,
properties: fieldPropertiesV1
})
});
var DatasetSchema =
/*#__PURE__*/
function (_Schema2) {
(0, _inherits2["default"])(DatasetSchema, _Schema2);
function DatasetSchema() {
var _getPrototypeOf3;
var _this3;
(0, _classCallCheck2["default"])(this, DatasetSchema);
for (var _len2 = arguments.length, args = new Array(_len2), _key2 = 0; _key2 < _len2; _key2++) {
args[_key2] = arguments[_key2];
}
_this3 = (0, _possibleConstructorReturn2["default"])(this, (_getPrototypeOf3 = (0, _getPrototypeOf4["default"])(DatasetSchema)).call.apply(_getPrototypeOf3, [this].concat(args)));
(0, _defineProperty2["default"])((0, _assertThisInitialized2["default"])(_this3), "key", 'dataset');
return _this3;
}
(0, _createClass2["default"])(DatasetSchema, [{
key: "save",
value: function save(dataset) {
return this.savePropertiesOrApplySchema(dataset)[this.key];
}
}, {
key: "load",
value: function load(dataset) {
var fields = dataset.fields,
allData = dataset.allData;
var updatedFields = fields; // recalculate field type
// because we have updated type-analyzer
// we need to add format to each field
var needCalculateMeta = fields[0] && (!fields[0].hasOwnProperty('format') || !fields[0].hasOwnProperty('analyzerType'));
if (needCalculateMeta) {
var fieldOrder = fields.map(function (f) {
return f.name;
});
var sampleData = (0, _dataProcessor.getSampleForTypeAnalyze)({
fields: fieldOrder,
allData: allData
});
var meta = (0, _dataProcessor.getFieldsFromData)(sampleData, fieldOrder);
updatedFields = meta.map(function (f, i) {
return _objectSpread({}, (0, _lodash["default"])(meta[i], ['name', 'type', 'format']), {
analyzerType: meta[i].analyzerType
});
});
updatedFields.forEach(function (f, i) {
if (fields[i].type !== f.type) {
// if newly detected field type is different from saved type
// we log it but won't update it, cause we don't want to break people's map
_window.console.warn("detect ".concat(f.name, " type is now ").concat(f.type, " instead of ").concat(fields[i].type));
}
});
} // get format of all fields
return {
data: {
fields: updatedFields,
rows: dataset.allData
},
info: (0, _lodash["default"])(dataset, ['id', 'label', 'color'])
};
}
}]);
return DatasetSchema;
}(_schema["default"]);
var datasetSchema = (_datasetSchema = {}, (0, _defineProperty2["default"])(_datasetSchema, _versions.VERSIONS.v0, new DatasetSchema({
version: _versions.VERSIONS.v0,
properties: propertiesV0
})), (0, _defineProperty2["default"])(_datasetSchema, _versions.VERSIONS.v1, new DatasetSchema({
version: _versions.VERSIONS.v1,
properties: propertiesV1
})), _datasetSchema);
var _default = datasetSchema;
exports["default"] = _default;
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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 pick from 'lodash.pick';\nimport {console as globalConsole} from 'global/window';\n\nimport {VERSIONS} from './versions';\nimport Schema from './schema';\nimport {getFieldsFromData, getSampleForTypeAnalyze} from 'processors/data-processor';\n\n// version v0\nconst fieldPropertiesV0 = {\n  name: null,\n  type: null\n};\n\nconst fieldPropertiesV1 = {\n  name: null,\n  type: null,\n  format: null,\n  analyzerType: null\n};\n\nclass FieldSchema extends Schema {\n  key = 'fields';\n  save(fields) {\n    return {\n      [this.key]: fields.map(f => this.savePropertiesOrApplySchema(f)[this.key])\n    };\n  }\n  load(fields) {\n    return {[this.key]: fields};\n  }\n}\n\nconst propertiesV0 = {\n  id: null,\n  label: null,\n  color: null,\n  allData: null,\n  fields: new FieldSchema({\n    version: VERSIONS.v0,\n    properties: fieldPropertiesV0\n  })\n};\n\nconst propertiesV1 = {\n  ...propertiesV0,\n  fields: new FieldSchema({\n    version: VERSIONS.v1,\n    properties: fieldPropertiesV1\n  })\n};\n\nclass DatasetSchema extends Schema {\n  key = 'dataset';\n\n  save(dataset) {\n    return this.savePropertiesOrApplySchema(dataset)[this.key];\n  }\n  load(dataset) {\n    const {fields, allData} = dataset;\n    let updatedFields = fields;\n\n    // recalculate field type\n    // because we have updated type-analyzer\n    // we need to add format to each field\n    const needCalculateMeta =\n      fields[0] &&\n      (!fields[0].hasOwnProperty('format') || !fields[0].hasOwnProperty('analyzerType'));\n\n    if (needCalculateMeta) {\n      const fieldOrder = fields.map(f => f.name);\n\n      const sampleData = getSampleForTypeAnalyze({fields: fieldOrder, allData});\n      const meta = getFieldsFromData(sampleData, fieldOrder);\n\n      updatedFields = meta.map((f, i) => ({\n        ...pick(meta[i], ['name', 'type', 'format']),\n        analyzerType: meta[i].analyzerType\n      }));\n\n      updatedFields.forEach((f, i) => {\n        if (fields[i].type !== f.type) {\n          // if newly detected field type is different from saved type\n          // we log it but won't update it, cause we don't want to break people's map\n          globalConsole.warn(`detect ${f.name} type is now ${f.type} instead of ${fields[i].type}`);\n        }\n      });\n    }\n\n    // get format of all fields\n    return {\n      data: {fields: updatedFields, rows: dataset.allData},\n      info: pick(dataset, ['id', 'label', 'color'])\n    };\n  }\n}\n\nconst datasetSchema = {\n  [VERSIONS.v0]: new DatasetSchema({\n    version: VERSIONS.v0,\n    properties: propertiesV0\n  }),\n  [VERSIONS.v1]: new DatasetSchema({\n    version: VERSIONS.v1,\n    properties: propertiesV1\n  })\n};\n\nexport default datasetSchema;\n"]}