feat(FE-114): prevent auto-calculation override during manual average weight editing in RecordingForm

src/components/pages/production/recording/form/RecordingForm.tsx

@@ -40,6 +40,9 @@ const RecordingForm = ({ type = 'add', initialValues }: RecordingFormProps) => {
   const [selectedStocks, setSelectedStocks] = useState<number[]>([]);
   const [selectedDepletions, setSelectedDepletions] = useState<number[]>([]);
 
+  // Track which average weight field is being edited to prevent auto-calculation override
+  const [editingAverageIndex, setEditingAverageIndex] = useState<number | null>(null);
+
   // State for Location search and selection
   const [locationSearchValue, setLocationSearchValue] = useState('');
   const [selectedLocation, setSelectedLocation] = useState<OptionType | null>(null);
@@ -231,20 +234,28 @@ const RecordingForm = ({ type = 'add', initialValues }: RecordingFormProps) => {
     }
   }, [formik.values.record_datetime]);
 
-  // Auto-calculate average weight when weight or qty changes
+  // Auto-calculate average weight when weight or qty changes (but not when editing average weight manually)
   useEffect(() => {
-    if (formik.values.body_weights) {
-      const updatedBodyWeights = formik.values.body_weights.map((weight) => ({
-        ...weight,
-        average_weight:
-          weight.qty > 0 && weight.weight > 0
-            ? Math.round(weight.weight / weight.qty)
-            : 0,
-      }));
+    if (formik.values.body_weights && editingAverageIndex === null) {
+      const updatedBodyWeights = formik.values.body_weights.map((weight, idx) => {
+        // Skip auto-calculation for the field being manually edited
+        if (idx === editingAverageIndex) {
+          return weight;
+        }
+
+        return {
+          ...weight,
+          average_weight:
+            weight.qty > 0 && weight.weight > 0
+              ? Math.round(weight.weight / weight.qty)
+              : 0,
+        };
+      });
 
       // Only update if values are different to avoid infinite loops
       const hasChanges = updatedBodyWeights.some(
         (updated, idx) =>
+          idx !== editingAverageIndex && // Skip the field being edited
           updated.average_weight !==
           (formik.values.body_weights[idx]?.average_weight || 0)
       );
@@ -256,6 +267,7 @@ const RecordingForm = ({ type = 'add', initialValues }: RecordingFormProps) => {
   }, [
     formik.values.body_weights?.map((w) => w.weight),
     formik.values.body_weights?.map((w) => w.qty),
+    editingAverageIndex, // Include editing index in dependencies
   ]);
 
   // EVENT HANDLERS - Body Weights
@@ -332,10 +344,18 @@ const RecordingForm = ({ type = 'add', initialValues }: RecordingFormProps) => {
   };
 
   const handleAverageWeightChangeWrapper = (idx: number) => (e: React.ChangeEvent<HTMLInputElement>) => {
+    // Set focus state to prevent auto-calculation override
+    setEditingAverageIndex(idx);
+
     const value = parseFloat(e.target.value.replace(/[^\d,.-]/g, '').replace(/,/g, '')) || 0;
     handleAverageWeightChange(idx, value);
   };
 
+  const handleAverageWeightBlur = () => {
+    // Clear focus state when user leaves the field to re-enable auto-calculation
+    setEditingAverageIndex(null);
+  };
+
   const removeBodyWeight = (idx: number) => {
     const updatedBodyWeights = formik.values.body_weights?.filter(
       (_, i) => i !== idx
@@ -707,7 +727,10 @@ const RecordingForm = ({ type = 'add', initialValues }: RecordingFormProps) => {
                           name={`body_weights.${idx}.average_weight`}
                           value={bw.average_weight || 0}
                           onChange={handleAverageWeightChangeWrapper(idx)}
-                          onBlur={formik.handleBlur}
+                          onBlur={(e) => {
+                            handleAverageWeightBlur();
+                            formik.handleBlur(e);
+                          }}
                           maskType='weight'
                           weightUnit='gram'
                           decimals={2}