Rollover incomplete tickets to active sprint on review completion

src/app/api/sprints/[id]/route.ts

@@ -56,13 +56,21 @@ export async function PATCH(request: NextRequest, context: RouteContext) {
 
     const sprint = db.updateSprint(params.id, data);
 
+    let rolledOver = 0;
+    if (data.reviewed_at && data.status === 'completed') {
+      const activeSprint = db.getActiveSprint() ?? db.rotateSprintIfNeeded();
+      if (activeSprint && activeSprint.id !== params.id) {
+        rolledOver = db.rolloverIncompleteTodos(params.id, activeSprint.id);
+      }
+    }
+
     eventBus.publish({
       type: 'sprint:updated',
       payload: { sprint },
       timestamp: Date.now(),
     });
 
-    return NextResponse.json({ sprint }, { status: 200, headers: corsHeaders(request) });
+    return NextResponse.json({ sprint, rolled_over: rolledOver }, { status: 200, headers: corsHeaders(request) });
   } catch (error) {
     if (error instanceof z.ZodError) {
       return NextResponse.json({ error: 'Invalid request body', details: error.issues }, { status: 400, headers: corsHeaders(request) });

src/lib/db/index.ts

@@ -804,6 +804,26 @@ const db: DatabaseOperations = {
     stmt.run(todoId, sprintId);
   },
 
+  rolloverIncompleteTodos(fromSprintId: string, toSprintId: string): number {
+    const database = getDatabase();
+    const todos = db.getSprintTodos(fromSprintId);
+    const incomplete = todos.filter(
+      (t) => (t.status === 'pending' || t.status === 'in_progress' || t.status === 'blocked') && !t.archived_at
+    );
+
+    const insertStmt = database.prepare(`
+      INSERT INTO todo_sprints (todo_id, sprint_id)
+      VALUES (?, ?)
+      ON CONFLICT(todo_id, sprint_id) DO NOTHING
+    `);
+
+    for (const todo of incomplete) {
+      insertStmt.run(todo.id, toSprintId);
+    }
+
+    return incomplete.length;
+  },
+
   removeTodoFromSprint(todoId: string, sprintId: string): void {
     const database = getDatabase();
     const stmt = database.prepare('DELETE FROM todo_sprints WHERE todo_id = ? AND sprint_id = ?');

src/lib/db/types.ts

@@ -263,6 +263,7 @@ export interface DatabaseOperations {
   getSprint(id: string): Sprint | null;
   getAllSprints(): Sprint[];
   updateSprint(id: string, updates: Partial<Omit<Sprint, 'id' | 'created_at'>>): Sprint;
+  rolloverIncompleteTodos(fromSprintId: string, toSprintId: string): number;
   assignTodoToSprint(todoId: string, sprintId: string): void;
   removeTodoFromSprint(todoId: string, sprintId: string): void;
   getSprintTodos(sprintId: string): Todo[];