From d981af626c8cbf0480b91f918f3b786e456f5ba2 Mon Sep 17 00:00:00 2001
From: Jean-Philippe Sirois <jp@veksen.net>
Date: Fri, 30 Jan 2026 17:16:38 +0400
Subject: [PATCH] feat: expose considered indexes

---
 src/remote/optimization.ts    | 1 +
 src/remote/query-optimizer.ts | 8 ++++++++
 2 files changed, 9 insertions(+)

diff --git a/src/remote/optimization.ts b/src/remote/optimization.ts
index f2d7d46..05fd6ab 100644
--- a/src/remote/optimization.ts
+++ b/src/remote/optimization.ts
@@ -28,6 +28,7 @@ export const LiveQueryOptimization = z.discriminatedUnion("state", [
     costReductionPercentage: z.number(),
     indexRecommendations: z.array(IndexRecommendation),
     indexesUsed: z.array(z.string()),
+    consideredIndexes: z.array(IndexRecommendation).optional(),
     explainPlan: z.custom<PostgresExplainStage>(),
     optimizedExplainPlan: z.custom<PostgresExplainStage>(),
   }),
diff --git a/src/remote/query-optimizer.ts b/src/remote/query-optimizer.ts
index 39e29db..e63248b 100644
--- a/src/remote/query-optimizer.ts
+++ b/src/remote/query-optimizer.ts
@@ -429,6 +429,7 @@ export class QueryOptimizer extends EventEmitter<EventMap> {
             costReductionPercentage,
             indexRecommendations,
             indexesUsed,
+            consideredIndexes: mapConsideredIndexes(result),
             explainPlan,
             optimizedExplainPlan: result.explainPlan,
           };
@@ -512,6 +513,7 @@ export class QueryOptimizer extends EventEmitter<EventMap> {
       costReductionPercentage,
       indexRecommendations,
       indexesUsed,
+      consideredIndexes: mapConsideredIndexes(result),
       explainPlan,
       optimizedExplainPlan: result.explainPlan,
     };
@@ -582,6 +584,12 @@ function mapIndexRecommandations(
   });
 }
 
+function mapConsideredIndexes(
+  result: Extract<OptimizeResult, { kind: "ok" }>,
+): IndexRecommendation[] {
+  return Array.from(result.triedIndexes.values());
+}
+
 type PercentageDifference = number;
 
 export function costDifferencePercentage(