Initial web

web/components/ChartCard/seriesData.ts

@@ -0,0 +1,43 @@
+import type { SignalRow, ChartConfig } from '@/lib/types';
+import type { TimeMode } from '@/lib/types';
+
+const MAX_SERIES = 80;
+
+export interface SeriesData {
+  keys:  string[];
+  allXs: number[];
+  data:  (number | undefined)[][];
+}
+
+export function buildSeriesData(
+  rows:       SignalRow[],
+  signalType: ChartConfig['signal_type'],
+  timeMode:   TimeMode,
+): SeriesData | null {
+  const seriesMap = new Map<string, Map<number, number>>();
+
+  for (const row of rows) {
+    for (const [sig, val] of [['green', row.green], ['red', row.red]] as ['green' | 'red', number | undefined][]) {
+      if (signalType !== 'both' && signalType !== sig) continue;
+      if (val === undefined) continue;
+      const key = `${row.combinator}::${row.item_key}::${sig}`;
+      const x = timeMode === 'tick'
+        ? parseInt(row.game_tick, 10)
+        : new Date(row.real_time).getTime() / 1000;
+      if (!seriesMap.has(key)) seriesMap.set(key, new Map());
+      seriesMap.get(key)!.set(x, val);
+    }
+  }
+
+  if (seriesMap.size === 0) return null;
+
+  const keys  = [...seriesMap.keys()].slice(0, MAX_SERIES);
+  const allXs = [...new Set(keys.flatMap(k => [...seriesMap.get(k)!.keys()]))].sort((a, b) => a - b);
+
+  const data = keys.map(k => {
+    const m = seriesMap.get(k)!;
+    return allXs.map(x => m.get(x)); // undefined = gap
+  });
+
+  return { keys, allXs, data };
+}