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Fix Forecast Seasonality: Process weights using global data even when filtered

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christian.vidal
2026-01-29 20:56:19 +01:00
parent 2060f82348
commit 9200c554e1
2 changed files with 7 additions and 4 deletions
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services/dataProcessor.ts
+6 -3
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@@ -1638,10 +1638,13 @@ export const calculateForecastViewData = (
forecastData: ForecastRecord[],
asinMetadata: Map<string, { sku: string; title: string; line: string }>,
filters?: FilterState,
velocityMap?: Map<string, number>
velocityMap?: Map<string, number>,
referenceData?: SalesRecord[] // NEW: Full dataset for global seasonality context
): ProductForecastData[] => {
const data2025 = rawData.filter(r => r.year === 2025);
const data2026 = rawData.filter(r => r.year === 2026);
// Use referenceData if provided (for global weights), otherwise fallback to rawData
const seasonalitySource = referenceData || rawData;
const data2025 = seasonalitySource.filter(r => r.year === 2025);
const data2026 = seasonalitySource.filter(r => r.year === 2026);
// Calculate Seasonality weights for 2025
const getWeightsInfo = (records: SalesRecord[]): { weights: number[]; monthsCount: number } | null => {