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[FIX] Field Groups hydration

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This commit is contained in:
Michael W. Aziz
2026-01-24 18:04:56 +02:00
parent 41da78263b
commit 1263bc6ff3
1 changed files with 9 additions and 2 deletions
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11
lib/src/form/src/controller.dart
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@@ -145,15 +145,22 @@ 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}_${_nodes.length}';
def.schema.forEach((fieldName, config) { def.schema.forEach((fieldName, config) {
final nodeKey = '${groupId}_${fieldName}_$newUuid'; final nodeKey = '${groupId}_${fieldName}_$newUuid';
final startVal = initialData?[fieldName] ?? config.initialValue;
// THE FIX: Explicitly check for null initialData before indexing
// This prevents the null-pointer crash on Web
final dynamic startVal = (initialData != null && initialData.containsKey(fieldName)) ? initialData[fieldName] : config.initialValue;
config.register(nodeKey, startVal, _createTypedNode); config.register(nodeKey, startVal, _createTypedNode);
}); });
for (var sub in def.subGroups) { // Handle subGroups safely
final subGroups = def.subGroups;
for (var sub in subGroups) {
final subKey = '${groupId}_${sub}_${newUuid}_manifest'; final subKey = '${groupId}_${sub}_${newUuid}_manifest';
_nodes[subKey] = AstromicFieldNode<List<String>>( _nodes[subKey] = AstromicFieldNode<List<String>>(
[], [],