54 lines
1.4 KiB
TypeScript
54 lines
1.4 KiB
TypeScript
import type { SignalRow, ChartConfig, TimeMode } from '@/lib/types';
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const MAX_SERIES = 80;
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export interface SeriesData {
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keys: string[];
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allXs: number[];
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data: (number | undefined)[][];
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}
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export function buildSeriesData(
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rows: SignalRow[],
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signalType: ChartConfig['signal_type'],
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timeMode: TimeMode,
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): SeriesData | null {
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const seriesMap = new Map<string, Map<number, number>>();
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for (const row of rows) {
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for (const [sig, val] of [
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['green', row.green],
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['red', row.red],
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] as ['green' | 'red', number | undefined][]) {
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if (signalType !== 'both' && signalType !== sig) continue;
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if (val === undefined) continue;
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const key = `${row.combinator}::${row.item_key}::${sig}`;
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const x =
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timeMode === 'tick'
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? parseInt(row.game_tick, 10)
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: new Date(row.real_time).getTime() / 1000;
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if (!seriesMap.has(key)) seriesMap.set(key, new Map());
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seriesMap.get(key)?.set(x, val);
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}
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}
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if (seriesMap.size === 0) return null;
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const keys = [...seriesMap.keys()].slice(0, MAX_SERIES);
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const allXs = [
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...new Set(
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keys.flatMap((k) => {
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const m = seriesMap.get(k);
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return m ? [...m.keys()] : [];
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}),
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),
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].sort((a, b) => a - b);
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const data = keys.map((k) => {
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const m = seriesMap.get(k);
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return m ? allXs.map((x) => m.get(x)) : []; // undefined = gap
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});
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return { keys, allXs, data };
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}
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