halkyon-days/serverpod-offline-sync
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fix: Rebuild foreign key and unique projection from authored facts (#115)

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Marcelo Mendonça Soares 2026-09-04 15:37:09 -03:00 • committed by GitHub
commit 519a8efca0
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1 changed files with 49203 additions and 3053 deletions
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21
example/offline_sync_demo/lib/src/snapshot.dart
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@ -111,13 +111,13 @@ class DemoSnapshot {
DemoSnapshot({
required this.catalog,
required this.rows,
required this.foreignKeys,
required this.attemptedValues,
required this.tombstones,
});
final RelationshipCatalog catalog;
final List<RowView> rows;
final List<offline.CrdtDataForeignKey> foreignKeys;
final List<offline.CrdtDataAttemptedValue> attemptedValues;
final List<offline.CrdtDataDeleted> tombstones;
/// Loads the visible rows and the full set (visible + CRDT-hidden, via
@ -147,7 +147,7 @@ class DemoSnapshot {
return DemoSnapshot(
catalog: catalog,
rows: rows,
foreignKeys: await offline.CrdtDataForeignKey.db.find(crdt),
attemptedValues: await offline.CrdtDataAttemptedValue.db.find(crdt),
tombstones: await offline.CrdtDataDeleted.db.find(crdt),
);
}
@ -173,7 +173,7 @@ class DemoSnapshot {
return DemoSnapshot(
catalog: catalog,
rows: rows,
foreignKeys: const [],
attemptedValues: const [],
tombstones: const [],
);
}
@ -263,21 +263,20 @@ class DemoSnapshot {
final nodes = <TreeNode<DemoTreeItem>>[
...forest,
if (foreignKeys.isNotEmpty || tombstones.isNotEmpty)
if (attemptedValues.isNotEmpty || tombstones.isNotEmpty)
TreeItem(
data: DemoTreeItem.group(
'CRDT metadata',
'${foreignKeys.length} FK projections · ${tombstones.length} tombstones',
'${attemptedValues.length} attempted values · ${tombstones.length} tombstones',
),
expanded: false,
children: [
for (final fk in foreignKeys)
for (final attempted in attemptedValues)
TreeItem(
data: DemoTreeItem.metadata(
'field ${fk.fieldId}',
'attempted ${shortId(fk.attemptedValue)} '
'visible ${shortId(fk.visibleValue)} '
'reason ${fk.overrideReason?.name ?? 'none'}',
'field ${attempted.fieldId}',
'value ${attempted.value} '
'reason ${attempted.projectionReason.name}',
),
),
for (final tombstone in tombstones)