From 3eb5ed1069248f347365e9c2f2013a860a56bc2c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E9=9B=B7=E7=94=B5=E8=8A=BD=E8=A1=A3?=
 <zhangyanghaha0407@outlook.com>
Date: Thu, 16 Apr 2026 22:59:51 -0400
Subject: [PATCH] perf(db): fetch single row in getConnector instead of
 readConnectors+find (P1-27)

---
 src/main/database/connectors-crud.ts | 41 ++++++++++++++++++++++++++--
 1 file changed, 38 insertions(+), 3 deletions(-)

diff --git a/src/main/database/connectors-crud.ts b/src/main/database/connectors-crud.ts
index 9a5ec51f..d3b71960 100644
--- a/src/main/database/connectors-crud.ts
+++ b/src/main/database/connectors-crud.ts
@@ -80,9 +80,44 @@ export function buildConnectorMethods(
     },
 
     getConnector(id: ConnectorId): ConnectorRecord {
-      const record = readConnectors().find((entry) => entry.id === id);
-      if (!record) throw new Error(`Connector not found: ${id}`);
-      return record;
+      const row = getDb()
+        .prepare(
+          "select id, label, description, status, command, version, auth_state, last_checked_at, last_error, model, env_binding_text, notes from connectors where id = ?",
+        )
+        .get(id) as
+        | {
+            id: string;
+            label: string;
+            description: string;
+            status: ConnectorRecord["status"];
+            command: string;
+            version: string | null;
+            auth_state: ConnectorRecord["authState"];
+            last_checked_at: string | null;
+            last_error: string | null;
+            model: string | null;
+            env_binding_text: string;
+            notes: string;
+          }
+        | undefined;
+      if (!row) throw new Error(`Connector not found: ${id}`);
+      const definition = getConnectorDefinition(row.id as ConnectorId);
+      return {
+        id: row.id as ConnectorId,
+        label: row.label,
+        description: row.description,
+        status: row.status,
+        command: normalizeCommandValue(row.command),
+        version: row.version,
+        authState: row.auth_state,
+        lastCheckedAt: row.last_checked_at,
+        lastError: row.last_error,
+        model: row.model,
+        envBindingText: row.env_binding_text,
+        notes: row.notes,
+        configurationDoc: definition.configurationDoc,
+        capabilityMatrix: definition.capabilityMatrix,
+      };
     },
 
     seedConnectors() {