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[FIX] Field Groups hydration

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This commit is contained in:
Michael W. Aziz
2026-01-24 18:14:36 +02:00
parent 0f12717b7f
commit b8995a809d
1 changed files with 14 additions and 14 deletions
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28
lib/src/form/src/controller.dart
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@@ -148,32 +148,32 @@ class AstromicFormController {
final def = _groupDefs[groupId]; final def = _groupDefs[groupId];
if (def == null) throw Exception('Group $groupId not registered.'); if (def == null) throw Exception('Group $groupId not registered.');
// Use a more robust ID to prevent any possibility of collision on fast clicks
final newUuid = '${DateTime.now().microsecondsSinceEpoch}_${_nodes.length}'; final newUuid = '${DateTime.now().microsecondsSinceEpoch}_${_nodes.length}';
// 1. Fields loop (Keep as is)
def.schema.forEach((fieldName, config) { def.schema.forEach((fieldName, config) {
final nodeKey = '${groupId}_${fieldName}_$newUuid'; final nodeKey = '${groupId}_${fieldName}_$newUuid';
// THE FIX: Explicitly check for null initialData before indexing
// This prevents the null-pointer crash on Web
final dynamic startVal = (initialData != null && initialData.containsKey(fieldName)) ? initialData[fieldName] : config.initialValue; final dynamic startVal = (initialData != null && initialData.containsKey(fieldName)) ? initialData[fieldName] : config.initialValue;
config.register(nodeKey, startVal, _createTypedNode); config.register(nodeKey, startVal, _createTypedNode);
}); });
// Handle subGroups safely // 2. THE FIX: Defensive check for null subGroups
final subGroups = def.subGroups; final subGroupsList = def.subGroups;
for (var sub in subGroups) { if (subGroupsList != null) {
final subKey = '${groupId}_${sub}_${newUuid}_manifest'; for (var sub in subGroupsList) {
_nodes[subKey] = AstromicFieldNode<List<String>>( final subKey = '${groupId}_${sub}_${newUuid}_manifest';
[], _nodes[subKey] = AstromicFieldNode<List<String>>(
formatter: (v) => v.length.toString(), <String>[],
parser: (v) => [], formatter: (v) => v.length.toString(),
); parser: (v) => <String>[],
);
}
} }
// 3. Update the Parent Manifest
final manifest = getManifest(groupId, parentUuid); final manifest = getManifest(groupId, parentUuid);
manifest.value = [...manifest.value, newUuid]; manifest.value = [...manifest.value, newUuid];
return newUuid; return newUuid;
} }