[7.x] [Maps] add categorical palettes with 20 and 30 categories (#64701)

x-pack/plugins/maps/common/constants.ts

@@ -174,8 +174,6 @@ export const COLOR_MAP_TYPE = {
   ORDINAL: 'ORDINAL',
 };
 
-export const COLOR_PALETTE_MAX_SIZE = 10;
-
 export const CATEGORICAL_DATA_TYPES = ['string', 'ip', 'boolean'];
 export const ORDINAL_DATA_TYPES = ['number', 'date'];
 

x-pack/plugins/maps/public/layers/blended_vector_layer.ts

@@ -260,33 +260,40 @@ export class BlendedVectorLayer extends VectorLayer implements IVectorLayer {
       prevDataRequest: this.getDataRequest(dataRequestId),
       nextMeta: searchFilters,
     });
-    if (canSkipFetch) {
-      return;
-    }
-
-    let isSyncClustered;
-    try {
-      syncContext.startLoading(dataRequestId, requestToken, searchFilters);
-      const searchSource = await this._documentSource.makeSearchSource(searchFilters, 0);
-      const resp = await searchSource.fetch();
-      const maxResultWindow = await this._documentSource.getMaxResultWindow();
-      isSyncClustered = resp.hits.total > maxResultWindow;
-      syncContext.stopLoading(dataRequestId, requestToken, { isSyncClustered }, searchFilters);
-    } catch (error) {
-      if (!(error instanceof DataRequestAbortError)) {
-        syncContext.onLoadError(dataRequestId, requestToken, error.message);
-      }
-      return;
-    }
 
     let activeSource;
     let activeStyle;
-    if (isSyncClustered) {
-      activeSource = this._clusterSource;
-      activeStyle = this._clusterStyle;
+    if (canSkipFetch) {
+      // Even when source fetch is skipped, need to call super._syncData to sync StyleMeta and formatters
+      if (this._isClustered) {
+        activeSource = this._clusterSource;
+        activeStyle = this._clusterStyle;
+      } else {
+        activeSource = this._documentSource;
+        activeStyle = this._documentStyle;
+      }
     } else {
-      activeSource = this._documentSource;
-      activeStyle = this._documentStyle;
+      let isSyncClustered;
+      try {
+        syncContext.startLoading(dataRequestId, requestToken, searchFilters);
+        const searchSource = await this._documentSource.makeSearchSource(searchFilters, 0);
+        const resp = await searchSource.fetch();
+        const maxResultWindow = await this._documentSource.getMaxResultWindow();
+        isSyncClustered = resp.hits.total > maxResultWindow;
+        syncContext.stopLoading(dataRequestId, requestToken, { isSyncClustered }, searchFilters);
+      } catch (error) {
+        if (!(error instanceof DataRequestAbortError)) {
+          syncContext.onLoadError(dataRequestId, requestToken, error.message);
+        }
+        return;
+      }
+      if (isSyncClustered) {
+        activeSource = this._clusterSource;
+        activeStyle = this._clusterStyle;
+      } else {
+        activeSource = this._documentSource;
+        activeStyle = this._documentStyle;
+      }
     }
 
     super._syncData(syncContext, activeSource, activeStyle);

x-pack/plugins/maps/public/layers/fields/es_agg_field.ts

@@ -125,8 +125,8 @@ export class ESAggField implements IESAggField {
     return this._esDocField ? this._esDocField.getOrdinalFieldMetaRequest() : null;
   }
 
-  async getCategoricalFieldMetaRequest(): Promise<unknown> {
-    return this._esDocField ? this._esDocField.getCategoricalFieldMetaRequest() : null;
+  async getCategoricalFieldMetaRequest(size: number): Promise<unknown> {
+    return this._esDocField ? this._esDocField.getCategoricalFieldMetaRequest(size) : null;
   }
 }
 

x-pack/plugins/maps/public/layers/fields/es_doc_field.ts

@@ -7,7 +7,6 @@
 import { FIELD_ORIGIN } from '../../../common/constants';
 import { ESTooltipProperty } from '../tooltips/es_tooltip_property';
 import { ITooltipProperty, TooltipProperty } from '../tooltips/tooltip_property';
-import { COLOR_PALETTE_MAX_SIZE } from '../../../common/constants';
 import { indexPatterns } from '../../../../../../src/plugins/data/public';
 import { IFieldType } from '../../../../../../src/plugins/data/public';
 import { IField, AbstractField } from './field';
@@ -89,16 +88,16 @@ export class ESDocField extends AbstractField implements IField {
     };
   }
 
-  async getCategoricalFieldMetaRequest(): Promise<unknown> {
+  async getCategoricalFieldMetaRequest(size: number): Promise<unknown> {
     const indexPatternField = await this._getIndexPatternField();
-    if (!indexPatternField) {
+    if (!indexPatternField || size <= 0) {
       return null;
     }
 
     // TODO remove local typing once Kibana has figured out a core place for Elasticsearch aggregation request types
     // https://github.com/elastic/kibana/issues/60102
     const topTerms: { size: number; script?: unknown; field?: string } = {
-      size: COLOR_PALETTE_MAX_SIZE - 1, // need additional color for the "other"-value
+      size: size - 1, // need additional color for the "other"-value
     };
     if (indexPatternField.scripted) {
       topTerms.script = {

x-pack/plugins/maps/public/layers/fields/field.ts

@@ -19,7 +19,7 @@ export interface IField {
   getOrigin(): FIELD_ORIGIN;
   isValid(): boolean;
   getOrdinalFieldMetaRequest(): Promise<unknown>;
-  getCategoricalFieldMetaRequest(): Promise<unknown>;
+  getCategoricalFieldMetaRequest(size: number): Promise<unknown>;
 }
 
 export class AbstractField implements IField {
@@ -76,7 +76,7 @@ export class AbstractField implements IField {
     return null;
   }
 
-  async getCategoricalFieldMetaRequest(): Promise<unknown> {
+  async getCategoricalFieldMetaRequest(size: number): Promise<unknown> {
     return null;
   }
 }

x-pack/plugins/maps/public/layers/styles/color_utils.js

@@ -9,7 +9,6 @@ import tinycolor from 'tinycolor2';
 import chroma from 'chroma-js';
 import { euiPaletteColorBlind } from '@elastic/eui/lib/services';
 import { ColorGradient } from './components/color_gradient';
-import { COLOR_PALETTE_MAX_SIZE } from '../../../common/constants';
 import { vislibColorMaps } from '../../../../../../src/plugins/charts/public';
 
 const GRADIENT_INTERVALS = 8;
@@ -120,7 +119,15 @@ export function getLinearGradient(colorStrings) {
 const COLOR_PALETTES_CONFIGS = [
   {
     id: 'palette_0',
-    colors: DEFAULT_FILL_COLORS.slice(0, COLOR_PALETTE_MAX_SIZE),
+    colors: euiPaletteColorBlind(),
+  },
+  {
+    id: 'palette_20',
+    colors: euiPaletteColorBlind(2),
+  },
+  {
+    id: 'palette_30',
+    colors: euiPaletteColorBlind(3),
   },
 ];
 
@@ -133,7 +140,7 @@ export const COLOR_PALETTES = COLOR_PALETTES_CONFIGS.map(palette => {
   const paletteDisplay = palette.colors.map(color => {
     const style = {
       backgroundColor: color,
-      width: '10%',
+      width: `${100 / palette.colors.length}%`,
       position: 'relative',
       height: '100%',
       display: 'inline-block',

x-pack/plugins/maps/public/layers/styles/vector/properties/dynamic_color_property.js

@@ -90,6 +90,11 @@ export class DynamicColorProperty extends DynamicStyleProperty {
     return this._options.type === COLOR_MAP_TYPE.CATEGORICAL;
   }
 
+  getNumberOfCategories() {
+    const colors = getColorPalette(this._options.colorCategory);
+    return colors ? colors.length : 0;
+  }
+
   supportsMbFeatureState() {
     return true;
   }

x-pack/plugins/maps/public/layers/styles/vector/properties/dynamic_style_property.d.ts

@@ -23,6 +23,7 @@ export interface IDynamicStyleProperty extends IStyleProperty {
   getFieldOrigin(): FIELD_ORIGIN | undefined;
   getRangeFieldMeta(): RangeFieldMeta;
   getCategoryFieldMeta(): CategoryFieldMeta;
+  getNumberOfCategories(): number;
   isFieldMetaEnabled(): boolean;
   isOrdinal(): boolean;
   supportsFieldMeta(): boolean;

x-pack/plugins/maps/public/layers/styles/vector/properties/dynamic_style_property.js

@@ -7,12 +7,7 @@
 import _ from 'lodash';
 import { AbstractStyleProperty } from './style_property';
 import { DEFAULT_SIGMA } from '../vector_style_defaults';
-import {
-  COLOR_PALETTE_MAX_SIZE,
-  STYLE_TYPE,
-  SOURCE_META_ID_ORIGIN,
-  FIELD_ORIGIN,
-} from '../../../../../common/constants';
+import { STYLE_TYPE, SOURCE_META_ID_ORIGIN, FIELD_ORIGIN } from '../../../../../common/constants';
 import React from 'react';
 import { OrdinalLegend } from './components/ordinal_legend';
 import { CategoricalLegend } from './components/categorical_legend';
@@ -120,6 +115,10 @@ export class DynamicStyleProperty extends AbstractStyleProperty {
     return false;
   }
 
+  getNumberOfCategories() {
+    return 0;
+  }
+
   hasOrdinalBreaks() {
     return false;
   }
@@ -149,7 +148,7 @@ export class DynamicStyleProperty extends AbstractStyleProperty {
     if (this.isOrdinal()) {
       return this._field.getOrdinalFieldMetaRequest();
     } else if (this.isCategorical()) {
-      return this._field.getCategoricalFieldMetaRequest();
+      return this._field.getCategoricalFieldMetaRequest(this.getNumberOfCategories());
     } else {
       return null;
     }
@@ -190,7 +189,8 @@ export class DynamicStyleProperty extends AbstractStyleProperty {
   }
 
   pluckCategoricalStyleMetaFromFeatures(features) {
-    if (!this.isCategorical()) {
+    const size = this.getNumberOfCategories();
+    if (!this.isCategorical() || size <= 0) {
       return null;
     }
 
@@ -217,7 +217,7 @@ export class DynamicStyleProperty extends AbstractStyleProperty {
     ordered.sort((a, b) => {
       return b.count - a.count;
     });
-    const truncated = ordered.slice(0, COLOR_PALETTE_MAX_SIZE);
+    const truncated = ordered.slice(0, size);
     return {
       categories: truncated,
     };

x-pack/plugins/maps/public/layers/vector_layer.js

@@ -464,7 +464,7 @@ export class VectorLayer extends AbstractLayer {
     }
 
     const dynamicStyleFields = dynamicStyleProps.map(dynamicStyleProp => {
-      return dynamicStyleProp.getField().getName();
+      return `${dynamicStyleProp.getField().getName()}${dynamicStyleProp.getNumberOfCategories()}`;
     });
 
     const nextMeta = {