/
MeasureConverter.ts
143 lines (122 loc) · 4.98 KB
/
MeasureConverter.ts
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// (C) 2007-2018 GoodData Corporation
import compact from "lodash/compact";
import get from "lodash/get";
import { AFM, VisualizationObject } from "@gooddata/typings";
import IArithmeticMeasureDefinition = VisualizationObject.IArithmeticMeasureDefinition;
import IMeasure = VisualizationObject.IMeasure;
import IMeasureDefinition = VisualizationObject.IMeasureDefinition;
import IMeasureDefinitionType = VisualizationObject.IMeasureDefinitionType;
import IPoPMeasureDefinition = VisualizationObject.IPoPMeasureDefinition;
import IPreviousPeriodMeasureDefinition = VisualizationObject.IPreviousPeriodMeasureDefinition;
import { convertVisualizationObjectFilter } from "./FilterConverter";
const MeasureConverter = {
convertMeasure,
getFormat,
};
export default MeasureConverter;
function convertMeasure(measure: IMeasure): AFM.IMeasure {
const {
measure: { definition },
} = measure;
const convertedDefinition = convertMeasureDefinition(definition);
const format = getFormat(measure);
const formatProp = format ? { format } : {};
const alias = measure.measure.alias ? measure.measure.alias : measure.measure.title;
const aliasProp = alias ? { alias } : {};
return {
localIdentifier: measure.measure.localIdentifier,
definition: convertedDefinition,
...aliasProp,
...formatProp,
};
}
function convertMeasureDefinition(definition: IMeasureDefinitionType): AFM.MeasureDefinition {
if (VisualizationObject.isMeasureDefinition(definition)) {
return convertSimpleMeasureDefinition(definition);
} else if (VisualizationObject.isPopMeasureDefinition(definition)) {
return convertPopMeasureDefinition(definition);
} else if (VisualizationObject.isPreviousPeriodMeasureDefinition(definition)) {
return convertPreviousPeriodMeasureDefinition(definition);
} else if (VisualizationObject.isArithmeticMeasureDefinition(definition)) {
return convertArithmeticMeasureDefinition(definition);
} else {
throw Error("The measure definition is not supported: " + JSON.stringify(definition));
}
}
function convertSimpleMeasureDefinition(definition: IMeasureDefinition): AFM.ISimpleMeasureDefinition {
const { measureDefinition } = definition;
const filters: AFM.FilterItem[] = measureDefinition.filters
? compact(measureDefinition.filters.map(convertVisualizationObjectFilter))
: [];
const filtersProp = filters.length ? { filters } : {};
const aggregation = measureDefinition.aggregation;
const aggregationProp = aggregation ? { aggregation } : {};
const computeRatio = measureDefinition.computeRatio;
const computeRatioProp = computeRatio ? { computeRatio } : {};
return {
measure: {
item: measureDefinition.item,
...filtersProp,
...aggregationProp,
...computeRatioProp,
},
};
}
function convertPopMeasureDefinition(definition: IPoPMeasureDefinition): AFM.IPopMeasureDefinition {
const { popMeasureDefinition } = definition;
return {
popMeasure: {
measureIdentifier: popMeasureDefinition.measureIdentifier,
popAttribute: popMeasureDefinition.popAttribute,
},
};
}
function convertPreviousPeriodMeasureDefinition(
definition: IPreviousPeriodMeasureDefinition,
): AFM.IPreviousPeriodMeasureDefinition {
const { previousPeriodMeasure } = definition;
return {
previousPeriodMeasure: {
measureIdentifier: previousPeriodMeasure.measureIdentifier,
dateDataSets: previousPeriodMeasure.dateDataSets.map(dateDataSet => ({
dataSet: dateDataSet.dataSet,
periodsAgo: dateDataSet.periodsAgo,
})),
},
};
}
function convertArithmeticMeasureDefinition(
definition: IArithmeticMeasureDefinition,
): AFM.IArithmeticMeasureDefinition {
const { arithmeticMeasure } = definition;
return {
arithmeticMeasure: {
measureIdentifiers: arithmeticMeasure.measureIdentifiers.slice(),
operator: arithmeticMeasure.operator,
},
};
}
function getFormat(measure: IMeasure): string | undefined {
const {
measure: { definition },
} = measure;
const measureFormat = get(measure.measure, "format");
if (VisualizationObject.isArithmeticMeasureDefinition(definition)) {
if (definition.arithmeticMeasure.operator === "change") {
return "#,##0.00%";
}
}
const predefinedFormat = VisualizationObject.isMeasureDefinition(definition)
? getPredefinedFormat(definition)
: undefined;
return predefinedFormat || measureFormat;
}
function getPredefinedFormat(definition: IMeasureDefinition): string | null {
const { measureDefinition } = definition;
// should we prefer format defined on measure? If so, fix computeRatio format in AD
return measureDefinition.computeRatio
? "#,##0.00%"
: measureDefinition.aggregation === "count"
? "#,##0"
: null;
}