21752853885

Committed 06 Feb 2026 01:49PM UTC coverage: 61.651% (-0.01%) from 61.661%

Build # 21752853885

Build Type

Pull #3299

github

Committed by

web-flow

Commit Message

Merge 952aa7874 into cbb3204cf

Pull Request Pull Request #3299: fix: truncate map tooltips

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Branch coverage included in aggregate %.

5 of 9 new or added lines in 3 files covered. (55.56%)

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72.79

/src/common-utils/src/data-type.ts

// SPDX-License-Identifier: MIT
// Copyright contributors to the kepler.gl project

import {Analyzer, DATA_TYPES as AnalyzerDATA_TYPES} from 'type-analyzer';
import {ArrowTableInterface, ApacheVectorInterface, RowData, Field} from '@kepler.gl/types';
import {ALL_FIELD_TYPES} from '@kepler.gl/constants';
import {console as globalConsole} from 'global/window';
import {range} from 'd3-array';
import {isHexWkb, notNullorUndefined} from './data';
import {h3IsValid} from './h3-utils';

const H3_ANALYZER_TYPE = 'H3';

export const ACCEPTED_ANALYZER_TYPES = [
  AnalyzerDATA_TYPES.DATE,
  AnalyzerDATA_TYPES.TIME,
  AnalyzerDATA_TYPES.DATETIME,
  AnalyzerDATA_TYPES.NUMBER,
  AnalyzerDATA_TYPES.INT,
  AnalyzerDATA_TYPES.FLOAT,
  AnalyzerDATA_TYPES.BOOLEAN,
  AnalyzerDATA_TYPES.STRING,
  AnalyzerDATA_TYPES.GEOMETRY,
  AnalyzerDATA_TYPES.GEOMETRY_FROM_STRING,
  AnalyzerDATA_TYPES.PAIR_GEOMETRY_FROM_STRING,
  AnalyzerDATA_TYPES.ZIPCODE,
  AnalyzerDATA_TYPES.ARRAY,
  AnalyzerDATA_TYPES.OBJECT,
  H3_ANALYZER_TYPE
];

const IGNORE_DATA_TYPES = Object.keys(AnalyzerDATA_TYPES).filter(
  type => !ACCEPTED_ANALYZER_TYPES.includes(type)
);

/**
 * Getting sample data for analyzing field type.
 */
export function getSampleForTypeAnalyze({
  fields,
  rows,
  sampleCount = 50
}: {
  fields: string[];
  rows: unknown[][] | RowData;
  sampleCount?: number;
}): RowData {
  const total = Math.min(sampleCount, rows.length);
  // const fieldOrder = fields.map(f => f.name);
  const sample = range(0, total, 1).map(() => ({}));

  if (rows.length < 1) {
    return [];
  }
  const isRowObject = !Array.isArray(rows[0]);

  // collect sample data for each field
  fields.forEach((field, fieldIdx) => {
    // row counter
    let i = 0;
    // sample counter
    let j = 0;

    while (j < total) {
      if (i >= rows.length) {
        // if depleted data pool
        sample[j][field] = null;
        j++;
      } else if (notNullorUndefined(rows[i][isRowObject ? field : fieldIdx])) {
        const value = rows[i][isRowObject ? field : fieldIdx];
        sample[j][field] = typeof value === 'string' ? value.trim() : value;
        j++;
        i++;
      } else {
        i++;
      }
    }
  });

  return sample;
}

/**
 * Getting sample data for analyzing field type for Arrow tables.
 * @param table Arrow table or an array of vectors.
 * @param fields Field names.
 * @param sampleCount Number of sample rows to get.
 * @returns Sample rows.
 */
export function getSampleForTypeAnalyzeArrow(
  table: ArrowTableInterface | ApacheVectorInterface[],
  fields: string[],
  sampleCount = 50
): any[] {
  const isTable = !Array.isArray(table);

  const numRows = isTable ? table.numRows : table[0].length;
  const getVector = isTable ? index => table.getChildAt(index) : index => table[index];

  const total = Math.min(sampleCount, numRows);
  const sample = range(0, total, 1).map(() => ({}));

  if (numRows < 1) {
    return [];
  }

  // collect sample data for each field
  fields.forEach((field, fieldIdx) => {
    let rowIndex = 0;
    let sampleIndex = 0;

    while (sampleIndex < total) {
      if (rowIndex >= numRows) {
        // if depleted data pool
        sample[sampleIndex][field] = null;
        sampleIndex++;
      } else if (notNullorUndefined(getVector(fieldIdx)?.get(rowIndex))) {
        const value = getVector(fieldIdx)?.get(rowIndex);
        sample[sampleIndex][field] = typeof value === 'string' ? value.trim() : value;
        sampleIndex++;
        rowIndex++;
      } else {
        rowIndex++;
      }
    }
  });

  return sample;
}

/**
 * Convert type-analyzer output to kepler.gl field types
 *
 * @param aType
 * @returns corresponding type in `ALL_FIELD_TYPES`
 */
/* eslint-disable complexity */
export function analyzerTypeToFieldType(aType: string): string {
  const {
    DATE,
    TIME,
    DATETIME,
    NUMBER,
    INT,
    FLOAT,
    BOOLEAN,
    STRING,
    GEOMETRY,
    GEOMETRY_FROM_STRING,
    PAIR_GEOMETRY_FROM_STRING,
    ZIPCODE,
    ARRAY,
    OBJECT
  } = AnalyzerDATA_TYPES;

  // TODO: un recognized types
  // CURRENCY PERCENT NONE
  switch (aType) {
    case DATE:
      return ALL_FIELD_TYPES.date;
    case TIME:
    case DATETIME:
      return ALL_FIELD_TYPES.timestamp;
    case FLOAT:
      return ALL_FIELD_TYPES.real;
    case INT:
      return ALL_FIELD_TYPES.integer;
    case BOOLEAN:
      return ALL_FIELD_TYPES.boolean;
    case GEOMETRY:
    case GEOMETRY_FROM_STRING:
    case PAIR_GEOMETRY_FROM_STRING:
      return ALL_FIELD_TYPES.geojson;
    case ARRAY:
      return ALL_FIELD_TYPES.array;
    case OBJECT:
      return ALL_FIELD_TYPES.object;
    case NUMBER:
    case STRING:
    case ZIPCODE:
      return ALL_FIELD_TYPES.string;
    case H3_ANALYZER_TYPE:
      return ALL_FIELD_TYPES.h3;
    default:
      globalConsole.warn(`Unsupported analyzer type: ${aType}`);
      return ALL_FIELD_TYPES.string;
  }
}

/**
 * Analyze field types from data in `string` format, e.g. uploaded csv.
 * Assign `type`, `fieldIdx` and `format` (timestamp only) to each field
 *
 * @param data array of row object
 * @param fieldOrder array of field names as string
 * @returns formatted fields
 * @public
 * @example
 *
 * import {getFieldsFromData} from '@kepler.gl/common-utils';
 * const data = [{
 *   time: '2016-09-17 00:09:55',
 *   value: '4',
 *   surge: '1.2',
 *   isTrip: 'true',
 *   zeroOnes: '0'
 * }, {
 *   time: '2016-09-17 00:30:08',
 *   value: '3',
 *   surge: null,
 *   isTrip: 'false',
 *   zeroOnes: '1'
 * }, {
 *   time: null,
 *   value: '2',
 *   surge: '1.3',
 *   isTrip: null,
 *   zeroOnes: '1'
 * }];
 *
 * const fieldOrder = ['time', 'value', 'surge', 'isTrip', 'zeroOnes'];
 * const fields = getFieldsFromData(data, fieldOrder);
 * // fields = [
 * // {name: 'time', format: 'YYYY-M-D H:m:s', fieldIdx: 1, type: 'timestamp'},
 * // {name: 'value', format: '', fieldIdx: 4, type: 'integer'},
 * // {name: 'surge', format: '', fieldIdx: 5, type: 'real'},
 * // {name: 'isTrip', format: '', fieldIdx: 6, type: 'boolean'},
 * // {name: 'zeroOnes', format: '', fieldIdx: 7, type: 'integer'}];
 *
 */
export function getFieldsFromData(data: RowData, fieldOrder: string[]): Field[] {
  // add a check for epoch timestamp
  const metadata = Analyzer.computeColMeta(
    data,
    [
      {regex: /.*geojson|all_points/g, dataType: 'GEOMETRY'},
      {regex: /.*census/g, dataType: 'STRING'}
    ],
    {ignoredDataTypes: IGNORE_DATA_TYPES}
  );

  const {fieldByIndex} = renameDuplicateFields(fieldOrder);

  const result = fieldOrder.map((field, index) => {
    const name = fieldByIndex[index];

    const fieldMeta = metadata.find(m => m.key === field);

    // fieldMeta could be undefined if the field has no data and Analyzer.computeColMeta
    // will ignore the field. In this case, we will simply assign the field type to STRING
    // since dropping the column in the RowData could be expensive
    let type = fieldMeta?.type || 'STRING';
    const format = fieldMeta?.format || '';

    // quick check if first valid string in column is H3
    if (type === AnalyzerDATA_TYPES.STRING) {
      for (let i = 0, n = data.length; i < n; ++i) {
        if (notNullorUndefined(data[i][name])) {
          type = h3IsValid(data[i][name] || '') ? H3_ANALYZER_TYPE : type;
          break;
        }
      }
    }

    // quick check if string is hex wkb
    if (type === AnalyzerDATA_TYPES.STRING) {
      type = data.some(d => isHexWkb(d[name])) ? AnalyzerDATA_TYPES.GEOMETRY : type;
    }

    return {
      name,
      id: name,
      displayName: name,
      format,
      fieldIdx: index,
      type: analyzerTypeToFieldType(type),
      analyzerType: type,
      valueAccessor: dc => d => {
        return dc.valueAt(d.index, index);
      }
    };
  });

  return result;
}

/**
 * pass in an array of field names, rename duplicated one
 * and return a map from old field index to new name
 *
 * @param fieldOrder
 * @returns new field name by index
 */
export function renameDuplicateFields(fieldOrder: string[]): {
  allNames: string[];
  fieldByIndex: string[];
} {
  return fieldOrder.reduce<{allNames: string[]; fieldByIndex: string[]}>(
    (accu, field, i) => {
      const {allNames} = accu;
      let fieldName = field;

      // add a counter to duplicated names
      if (allNames.includes(field)) {
        let counter = 0;
        while (allNames.includes(`${field}-${counter}`)) {
          counter++;
        }
        fieldName = `${field}-${counter}`;
      }

      accu.fieldByIndex[i] = fieldName;
      accu.allNames.push(fieldName);

      return accu;
    },
    {allNames: [], fieldByIndex: []}
  );
}

1	// SPDX-License-Identifier: MIT
2	// Copyright contributors to the kepler.gl project
3
4	import {Analyzer, DATA_TYPES as AnalyzerDATA_TYPES} from 'type-analyzer';
5	import {ArrowTableInterface, ApacheVectorInterface, RowData, Field} from '@kepler.gl/types';
6	import {ALL_FIELD_TYPES} from '@kepler.gl/constants';
7	import {console as globalConsole} from 'global/window';
8	import {range} from 'd3-array';
9	import {isHexWkb, notNullorUndefined} from './data';
10	import {h3IsValid} from './h3-utils';
11
12	const H3_ANALYZER_TYPE = 'H3';	15✔
13
14	export const ACCEPTED_ANALYZER_TYPES = [	15✔
15	AnalyzerDATA_TYPES.DATE,
16	AnalyzerDATA_TYPES.TIME,
17	AnalyzerDATA_TYPES.DATETIME,
18	AnalyzerDATA_TYPES.NUMBER,
19	AnalyzerDATA_TYPES.INT,
20	AnalyzerDATA_TYPES.FLOAT,
21	AnalyzerDATA_TYPES.BOOLEAN,
22	AnalyzerDATA_TYPES.STRING,
23	AnalyzerDATA_TYPES.GEOMETRY,
24	AnalyzerDATA_TYPES.GEOMETRY_FROM_STRING,
25	AnalyzerDATA_TYPES.PAIR_GEOMETRY_FROM_STRING,
26	AnalyzerDATA_TYPES.ZIPCODE,
27	AnalyzerDATA_TYPES.ARRAY,
28	AnalyzerDATA_TYPES.OBJECT,
29	H3_ANALYZER_TYPE
30	];
31
32	const IGNORE_DATA_TYPES = Object.keys(AnalyzerDATA_TYPES).filter(	15✔
33	type => !ACCEPTED_ANALYZER_TYPES.includes(type)	270✔
34	);
35
36	/**
37	* Getting sample data for analyzing field type.
38	*/
39	export function getSampleForTypeAnalyze({
40	fields,
41	rows,
42	sampleCount = 50	118✔
43	}: {
44	fields: string[];
45	rows: unknown[][] \| RowData;
46	sampleCount?: number;
47	}): RowData {
48	const total = Math.min(sampleCount, rows.length);	119✔
49	// const fieldOrder = fields.map(f => f.name);
50	const sample = range(0, total, 1).map(() => ({}));	1,362✔
51
52	if (rows.length < 1) {	119!
UNCOV 53	return [];	×
54	}
55	const isRowObject = !Array.isArray(rows[0]);	119✔
56
57	// collect sample data for each field
58	fields.forEach((field, fieldIdx) => {	119✔
59	// row counter
60	let i = 0;	947✔
61	// sample counter
62	let j = 0;	947✔
63
64	while (j < total) {	947✔
65	if (i >= rows.length) {	15,078✔
66	// if depleted data pool
67	sample[j][field] = null;	1,000✔
68	j++;	1,000✔
69	} else if (notNullorUndefined(rows[i][isRowObject ? field : fieldIdx])) {	14,078!
70	const value = rows[i][isRowObject ? field : fieldIdx];	13,073!
71	sample[j][field] = typeof value === 'string' ? value.trim() : value;	13,073✔
72	j++;	13,073✔
73	i++;	13,073✔
74	} else {
75	i++;	1,005✔
76	}
77	}
78	});
79
80	return sample;	119✔
81	}
82
83	/**
84	* Getting sample data for analyzing field type for Arrow tables.
85	* @param table Arrow table or an array of vectors.
86	* @param fields Field names.
87	* @param sampleCount Number of sample rows to get.
88	* @returns Sample rows.
89	*/
90	export function getSampleForTypeAnalyzeArrow(
91	table: ArrowTableInterface \| ApacheVectorInterface[],
92	fields: string[],
93	sampleCount = 50	×
94	): any[] {
UNCOV 95	const isTable = !Array.isArray(table);	×
96
UNCOV 97	const numRows = isTable ? table.numRows : table[0].length;	×
UNCOV 98	const getVector = isTable ? index => table.getChildAt(index) : index => table[index];	×
99
UNCOV 100	const total = Math.min(sampleCount, numRows);	×
UNCOV 101	const sample = range(0, total, 1).map(() => ({}));	×
102
UNCOV 103	if (numRows < 1) {	×
UNCOV 104	return [];	×
105	}
106
107	// collect sample data for each field
UNCOV 108	fields.forEach((field, fieldIdx) => {	×
UNCOV 109	let rowIndex = 0;	×
UNCOV 110	let sampleIndex = 0;	×
111
UNCOV 112	while (sampleIndex < total) {	×
UNCOV 113	if (rowIndex >= numRows) {	×
114	// if depleted data pool
UNCOV 115	sample[sampleIndex][field] = null;	×
116	sampleIndex++;	×
UNCOV 117	} else if (notNullorUndefined(getVector(fieldIdx)?.get(rowIndex))) {	×
118	const value = getVector(fieldIdx)?.get(rowIndex);	×
119	sample[sampleIndex][field] = typeof value === 'string' ? value.trim() : value;	×
UNCOV 120	sampleIndex++;	×
121	rowIndex++;	×
122	} else {
UNCOV 123	rowIndex++;	×
124	}
125	}
126	});
127
UNCOV 128	return sample;	×
129	}
130
131	/**
132	* Convert type-analyzer output to kepler.gl field types
133	*
134	* @param aType
135	* @returns corresponding type in `ALL_FIELD_TYPES`
136	*/
137	/* eslint-disable complexity */
138	export function analyzerTypeToFieldType(aType: string): string {
139	const {
140	DATE,
141	TIME,
142	DATETIME,
143	NUMBER,
144	INT,
145	FLOAT,
146	BOOLEAN,
147	STRING,
148	GEOMETRY,
149	GEOMETRY_FROM_STRING,
150	PAIR_GEOMETRY_FROM_STRING,
151	ZIPCODE,
152	ARRAY,
153	OBJECT
154	} = AnalyzerDATA_TYPES;	973✔
155
156	// TODO: un recognized types
157	// CURRENCY PERCENT NONE
158	switch (aType) {	973✔
159	case DATE:
160	return ALL_FIELD_TYPES.date;	19✔
161	case TIME:
162	case DATETIME:
163	return ALL_FIELD_TYPES.timestamp;	133✔
164	case FLOAT:
165	return ALL_FIELD_TYPES.real;	332✔
166	case INT:
167	return ALL_FIELD_TYPES.integer;	193✔
168	case BOOLEAN:
169	return ALL_FIELD_TYPES.boolean;	48✔
170	case GEOMETRY:
171	case GEOMETRY_FROM_STRING:
172	case PAIR_GEOMETRY_FROM_STRING:
173	return ALL_FIELD_TYPES.geojson;	70✔
174	case ARRAY:
175	return ALL_FIELD_TYPES.array;	21✔
176	case OBJECT:
177	return ALL_FIELD_TYPES.object;	10✔
178	case NUMBER:
179	case STRING:
180	case ZIPCODE:
181	return ALL_FIELD_TYPES.string;	127✔
182	case H3_ANALYZER_TYPE:
183	return ALL_FIELD_TYPES.h3;	16✔
184	default:
185	globalConsole.warn(`Unsupported analyzer type: ${aType}`);	4✔
186	return ALL_FIELD_TYPES.string;	4✔
187	}
188	}
189
190	/**
191	* Analyze field types from data in `string` format, e.g. uploaded csv.
192	* Assign `type`, `fieldIdx` and `format` (timestamp only) to each field
193	*
194	* @param data array of row object
195	* @param fieldOrder array of field names as string
196	* @returns formatted fields
197	* @public
198	* @example
199	*
200	* import {getFieldsFromData} from '@kepler.gl/common-utils';
201	* const data = [{
202	* time: '2016-09-17 00:09:55',
203	* value: '4',
204	* surge: '1.2',
205	* isTrip: 'true',
206	* zeroOnes: '0'
207	* }, {
208	* time: '2016-09-17 00:30:08',
209	* value: '3',
210	* surge: null,
211	* isTrip: 'false',
212	* zeroOnes: '1'
213	* }, {
214	* time: null,
215	* value: '2',
216	* surge: '1.3',
217	* isTrip: null,
218	* zeroOnes: '1'
219	* }];
220	*
221	* const fieldOrder = ['time', 'value', 'surge', 'isTrip', 'zeroOnes'];
222	* const fields = getFieldsFromData(data, fieldOrder);
223	* // fields = [
224	* // {name: 'time', format: 'YYYY-M-D H:m:s', fieldIdx: 1, type: 'timestamp'},
225	* // {name: 'value', format: '', fieldIdx: 4, type: 'integer'},
226	* // {name: 'surge', format: '', fieldIdx: 5, type: 'real'},
227	* // {name: 'isTrip', format: '', fieldIdx: 6, type: 'boolean'},
228	* // {name: 'zeroOnes', format: '', fieldIdx: 7, type: 'integer'}];
229	*
230	*/
231	export function getFieldsFromData(data: RowData, fieldOrder: string[]): Field[] {
232	// add a check for epoch timestamp
233	const metadata = Analyzer.computeColMeta(	119✔
234	data,
235	[
236	{regex: /.*geojson\|all_points/g, dataType: 'GEOMETRY'},
237	{regex: /.*census/g, dataType: 'STRING'}
238	],
239	{ignoredDataTypes: IGNORE_DATA_TYPES}
240	);
241
242	const {fieldByIndex} = renameDuplicateFields(fieldOrder);	119✔
243
244	const result = fieldOrder.map((field, index) => {	119✔
245	const name = fieldByIndex[index];	955✔
246
247	const fieldMeta = metadata.find(m => m.key === field);	5,416✔
248
249	// fieldMeta could be undefined if the field has no data and Analyzer.computeColMeta
250	// will ignore the field. In this case, we will simply assign the field type to STRING
251	// since dropping the column in the RowData could be expensive
252	let type = fieldMeta?.type \|\| 'STRING';	955✔
253	const format = fieldMeta?.format \|\| '';	955✔
254
255	// quick check if first valid string in column is H3
256	if (type === AnalyzerDATA_TYPES.STRING) {	955✔
257	for (let i = 0, n = data.length; i < n; ++i) {	141✔
258	if (notNullorUndefined(data[i][name])) {	146✔
259	type = h3IsValid(data[i][name] \|\| '') ? H3_ANALYZER_TYPE : type;	138!
260	break;	138✔
261	}
262	}
263	}
264
265	// quick check if string is hex wkb
266	if (type === AnalyzerDATA_TYPES.STRING) {	955✔
267	type = data.some(d => isHexWkb(d[name])) ? AnalyzerDATA_TYPES.GEOMETRY : type;	1,472✔
268	}
269
270	return {	955✔
271	name,
272	id: name,
273	displayName: name,
274	format,
275	fieldIdx: index,
276	type: analyzerTypeToFieldType(type),
277	analyzerType: type,
278	valueAccessor: dc => d => {	17✔
UNCOV 279	return dc.valueAt(d.index, index);	×
280	}
281	};
282	});
283
284	return result;	119✔
285	}
286
287	/**
288	* pass in an array of field names, rename duplicated one
289	* and return a map from old field index to new name
290	*
291	* @param fieldOrder
292	* @returns new field name by index
293	*/
294	export function renameDuplicateFields(fieldOrder: string[]): {
295	allNames: string[];
296	fieldByIndex: string[];
297	} {
298	return fieldOrder.reduce<{allNames: string[]; fieldByIndex: string[]}>(	119✔
299	(accu, field, i) => {
300	const {allNames} = accu;	955✔
301	let fieldName = field;	955✔
302
303	// add a counter to duplicated names
304	if (allNames.includes(field)) {	955✔
305	let counter = 0;	2✔
306	while (allNames.includes(`${field}-${counter}`)) {	2✔
307	counter++;	1✔
308	}
309	fieldName = `${field}-${counter}`;	2✔
310	}
311
312	accu.fieldByIndex[i] = fieldName;	955✔
313	accu.allNames.push(fieldName);	955✔
314
315	return accu;	955✔
316	},
317	{allNames: [], fieldByIndex: []}
318	);
319	}

keplergl / kepler.gl / 21752853885

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