Added Wizard for Month/Year End Close

server/services/assets.js

@@ -270,6 +270,8 @@ function createAsset(body, userId, companyId) {
   const created = now();
   const input = normalizeAssetInput(body);
   if (companyId) input.entity_id = companyId; // new assets belong to the active company
+  // A new capitalization can't land in a closed period (gated by the primary book's locks).
+  require('./closePeriods').assertSubledgerOpen(input.entity_id, input.in_service_date || input.acquired_date);
   const result = tx(() => {
     input.asset_id = resolveNewAssetId(input); // category ID template, else default sequence
     const insert = run(
@@ -293,6 +295,14 @@ function updateAsset(id, body, userId, companyId) {
 
   const input = normalizeAssetInput({ ...before, ...body });
   if (companyId) input.entity_id = companyId; // assets stay within their company in phase 1
+  // Block changes to the financial dates/cost that would fall in a closed period (either the old or the
+  // new value), so a locked period's subledger can't be altered. Other field edits are unaffected.
+  const financialChanged = ['in_service_date', 'acquired_date', 'acquisition_cost'].some((f) => String(before[f] ?? '') !== String(input[f] ?? ''));
+  if (financialChanged) {
+    const guard = require('./closePeriods');
+    guard.assertSubledgerOpen(input.entity_id, before.in_service_date || before.acquired_date);
+    guard.assertSubledgerOpen(input.entity_id, input.in_service_date || input.acquired_date);
+  }
   // When depreciation-critical fields change, the caller chooses when the change applies.
   // 'placed_in_service' rebuilds the whole schedule by clearing prior depreciation;
   // 'going_forward' keeps depreciation already recorded (the stored prior depreciation).