| 1 | package main |
| 2 | |
| 3 | import ( |
| 4 | "context" |
| 5 | "errors" |
| 6 | "log/slog" |
| 7 | ) |
| 8 | |
| 9 | type historicalLegacyReconcileState struct { |
| 10 | pending bool |
| 11 | dirty bool |
| 12 | } |
| 13 | |
| 14 | // The metadata catalog can finish after the startup historical pass. Coalesce |
| 15 | // its completion events so missing legacy receipts recover on the same launch, |
| 16 | // without a second directory scan or work on the renderer's read path. |
| 17 | func (a *App) requestHistoricalLegacyReconciliation(ctx context.Context) { |
| 18 | c := &a.historicalImports |
| 19 | c.mu.Lock() |
| 20 | if !c.catalogEnabled || c.stopped || ctx.Err() != nil || a.shuttingDown.Load() { |
| 21 | c.mu.Unlock() |
| 22 | return |
| 23 | } |
| 24 | c.legacyReconcile.dirty = true |
| 25 | if c.legacyReconcile.pending { |
| 26 | c.mu.Unlock() |
| 27 | return |
| 28 | } |
| 29 | c.legacyReconcile.pending = true |
| 30 | c.workers.Add(1) |
| 31 | workerCtx := c.ctx |
| 32 | c.mu.Unlock() |
| 33 | go func() { |
| 34 | defer c.workers.Done() |
| 35 | for { |
| 36 | c.mu.Lock() |
| 37 | if c.stopped || workerCtx.Err() != nil || !c.legacyReconcile.dirty { |
| 38 | c.legacyReconcile.pending = false |
| 39 | c.mu.Unlock() |
| 40 | return |
| 41 | } |
| 42 | c.legacyReconcile.dirty = false |
| 43 | c.mu.Unlock() |
| 44 | if err := a.reconcileDiscoveredLegacyCatalog(workerCtx); err != nil && !errors.Is(err, context.Canceled) { |
| 45 | slog.Warn("desktop: legacy receipt recovery deferred") |
| 46 | } |
| 47 | } |
| 48 | }() |
| 49 | } |
| 50 | |
| 51 | func (a *App) reconcileDiscoveredLegacyCatalog(ctx context.Context) error { |
| 52 | c := &a.historicalImports |
| 53 | c.discoveryMu.Lock() |
| 54 | defer c.discoveryMu.Unlock() |
| 55 | before, err := a.workspaceRegistry().Load(ctx) |
| 56 | if err != nil { |
| 57 | return err |
| 58 | } |
| 59 | sources := map[string]historicalSource{} |
| 60 | if err := a.addHistoricalCatalogReceipts(ctx, func(path, format, scope, root, head string) { |
| 61 | sources[desktopSourceKey(path, head)] = historicalSource{path: path, format: format, scope: scope, root: root, head: head} |
| 62 | }); err != nil { |
| 63 | return err |
| 64 | } |
| 65 | if err := a.reconcileHistoricalLegacyCatalog(ctx, sources); err != nil { |
| 66 | return err |
| 67 | } |
| 68 | after, err := a.workspaceRegistry().Load(ctx) |
| 69 | if err == nil && before.Generation != after.Generation { |
| 70 | a.emitProjectTreeChangedEvent() |
| 71 | } |
| 72 | return err |
| 73 | } |
| 74 |