Fix product performance grouped JSON build

ui/src/pages/ProductPerformanceProfitability.vue

@@ -3525,6 +3525,7 @@ function shouldAverageField (field) {
 }
 
 function weightFieldForMetric (field) {
+  if (field.startsWith('stock_turnover')) return `sales_qty_${countPeriodSuffix(field)}`
   if (field.includes('_180d')) return 'sales_qty_180d'
   if (field.includes('_365d')) return 'sales_qty_365d'
   if (field.includes('_total')) return 'sales_qty_total'
@@ -3538,6 +3539,7 @@ function applyDerivedGroupMetrics (out, sourceRows, groupField = '') {
   const isGroup = Boolean(String(groupField || '').trim())
   const preservedCustomerScores = {}
   const preservedProductScores = {}
+  const preservedStockTurnovers = {}
   for (const suffix of ['90d', '180d', '365d', 'total']) {
     if (Object.prototype.hasOwnProperty.call(out, `customer_score_${suffix}`)) {
       preservedCustomerScores[suffix] = Number(out[`customer_score_${suffix}`] || 0)
@@ -3545,6 +3547,9 @@ function applyDerivedGroupMetrics (out, sourceRows, groupField = '') {
     if (Object.prototype.hasOwnProperty.call(out, `performance_score_${suffix}`)) {
       preservedProductScores[suffix] = Number(out[`performance_score_${suffix}`] || 0)
     }
+    if (isGroup && Object.prototype.hasOwnProperty.call(out, `stock_turnover_${suffix}`)) {
+      preservedStockTurnovers[suffix] = Number(out[`stock_turnover_${suffix}`] || 0)
+    }
   }
   if (
     Object.prototype.hasOwnProperty.call(out, 'performance_score') &&
@@ -3565,6 +3570,9 @@ function applyDerivedGroupMetrics (out, sourceRows, groupField = '') {
     else if (qty <= 0 && stockQty > 0) out[`stock_days_${suffix}`] = 9999
     else if (!Object.prototype.hasOwnProperty.call(out, `stock_days_${suffix}`)) out[`stock_days_${suffix}`] = 0
     out[`stock_turnover_${suffix}`] = annualizedStockTurnover(qty, turnoverBase, days)
+    if (Object.prototype.hasOwnProperty.call(preservedStockTurnovers, suffix)) {
+      out[`stock_turnover_${suffix}`] = preservedStockTurnovers[suffix]
+    }
     if (qty > 0) out[`avg_price_usd_${suffix}`] = sales / qty
     const { costPrice, basePrice } = periodCostPair(out, suffix)
     out[`base_price_usd_${suffix}`] = basePrice
@@ -3917,6 +3925,12 @@ function distinctRevenueMarketCount (sourceRows, suffix, fallbackField) {
   const values = new Set()
   for (const row of sourceRows) {
     if (Number(row?.[salesField] || 0) <= 0) continue
+    const marketKeys = stringListFromRow(row, `__market_keys_${suffix}`)
+    for (const key of marketKeys) {
+      const value = displayMarketName(key)
+      if (value && value !== 'STOK' && value !== '-') values.add(value)
+    }
+    if (marketKeys.length > 0) continue
     const value = displayMarketName(row?.market_key)
     if (value && value !== 'STOK' && value !== '-') values.add(value)
   }
@@ -3931,6 +3945,11 @@ function distinctRevenueCustomerCount (sourceRows, suffix, fallbackField) {
   const values = new Set()
   for (const row of sourceRows) {
     if (Number(row?.[salesField] || 0) <= 0) continue
+    const customerKeys = stringListFromRow(row, `__customer_keys_${suffix}`)
+    for (const code of customerKeys) {
+      if (code && code !== '-') values.add(code)
+    }
+    if (customerKeys.length > 0) continue
     const code = String(row?.customer_code || '').trim()
     if (code && code !== '-') values.add(code)
   }
@@ -3940,6 +3959,22 @@ function distinctRevenueCustomerCount (sourceRows, suffix, fallbackField) {
   }, 0)
 }
 
+function stringListFromRow (row, field) {
+  const value = row?.[field]
+  if (Array.isArray(value)) return value.map(item => String(item || '').trim()).filter(Boolean)
+  const text = String(value || '').trim()
+  if (!text) return []
+  if (text.startsWith('[')) {
+    try {
+      const parsed = JSON.parse(text)
+      return Array.isArray(parsed) ? parsed.map(item => String(item || '').trim()).filter(Boolean) : []
+    } catch {
+      return []
+    }
+  }
+  return [text]
+}
+
 function distinctSummary (sourceRows, field, fallbackField) {
   const values = new Set()
   for (const row of sourceRows) {
@@ -4351,9 +4386,10 @@ function groupedOrExistingStockTurnover (row, suffix, periodDays) {
   const avgStock = Number(row?.[`avg_stock_${suffix}`] || 0)
   const stockQty = Number(row?.stock_qty || 0)
   if (row?.__group) {
-    if (avgStock > 0) return stockTurnover(salesQty, avgStock, periodDays)
     const current = Number(row?.[`stock_turnover_${suffix}`])
-    return Number.isFinite(current) ? current : 0
+    if (Number.isFinite(current)) return current
+    if (avgStock > 0) return stockTurnover(salesQty, avgStock, periodDays)
+    return 0
   }
   const stockBase = avgStock > 0 ? avgStock : stockQty
   return existingOrStockTurnover(row?.[`stock_turnover_${suffix}`], salesQty, stockBase, periodDays)