fix(connection): hide system database objects

src/lib/sqlServerTree.ts

@@ -0,0 +1,42 @@
+import type { TableInfo, TreeNode } from "@/types/database";
+
+export const SQLSERVER_DEFAULT_SCHEMA = "dbo";
+
+function isDefaultSchema(schema: string): boolean {
+  return schema.toLowerCase() === SQLSERVER_DEFAULT_SCHEMA;
+}
+
+export function buildSqlServerDatabaseTreeNodes(
+  connectionId: string,
+  database: string,
+  schemas: string[],
+  defaultSchemaTables: TableInfo[],
+): TreeNode[] {
+  const databaseNodeId = `${connectionId}:${database}`;
+  const defaultSchema = schemas.find(isDefaultSchema) || SQLSERVER_DEFAULT_SCHEMA;
+  const defaultTableNodes = defaultSchemaTables.map((table) => ({
+    id: `${databaseNodeId}:${defaultSchema}:${table.name}`,
+    label: table.name,
+    type: (table.table_type === "VIEW" ? "view" : "table") as "view" | "table",
+    connectionId,
+    database,
+    schema: defaultSchema,
+    isExpanded: false,
+    children: [],
+  }));
+
+  const schemaNodes = schemas
+    .filter((schema) => !isDefaultSchema(schema))
+    .map((schema) => ({
+      id: `${databaseNodeId}:${schema}`,
+      label: schema,
+      type: "schema" as const,
+      connectionId,
+      database,
+      schema,
+      isExpanded: false,
+      children: [],
+    }));
+
+  return [...defaultTableNodes, ...schemaNodes];
+}