@grnsft/if
Version:
Impact Framework
52 lines • 7.31 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.aggregateOutputsIntoOne = void 0;
const utils_1 = require("@grnsft/if-core/utils");
const config_1 = require("../config");
const aggregate_1 = require("../lib/aggregate");
const { MissingAggregationParamError } = utils_1.ERRORS;
const { METRIC_MISSING } = config_1.STRINGS;
const { AGGREGATION_TIME_METRICS } = config_1.CONFIG;
/**
* Aggregates child node level metrics. Appends aggregation additional params to metrics.
* Otherwise iterates over outputs by aggregating per given `metrics`.
*/
const aggregateOutputsIntoOne = (outputs, metrics, isTemporal) => {
const metricsWithTime = metrics.concat(AGGREGATION_TIME_METRICS);
return outputs.reduce((acc, output, index) => {
for (const metric of metricsWithTime) {
if (!(metric in output)) {
throw new MissingAggregationParamError(METRIC_MISSING(metric, index));
}
/** Checks if metric is timestamp or duration, then adds to aggregated value. */
if (AGGREGATION_TIME_METRICS.includes(metric)) {
if (isTemporal) {
acc[metric] = output[metric];
}
}
else {
const aggregationParams = (0, aggregate_1.getAggregationInfoFor)(metric);
/** Checks either its a temporal aggregation (vertical), then chooses `component`, otherwise `time`. */
const aggregationType = isTemporal ? 'component' : 'time';
if (aggregationParams[aggregationType] === 'none') {
continue;
}
if (aggregationParams[aggregationType] === 'copy') {
acc[metric] = output[metric];
continue;
}
acc[metric] = acc[metric] ?? 0;
acc[metric] += parseFloat(output[metric]);
/** Checks for the last iteration. */
if (index === outputs.length - 1) {
if (aggregationParams[aggregationType] === 'avg') {
acc[metric] /= outputs.length;
}
}
}
}
return acc;
}, {});
};
exports.aggregateOutputsIntoOne = aggregateOutputsIntoOne;
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