@@ -8,11 +8,17 @@ export class SchemaModule {
    * Fetch the schema definition for a collection
    */
   public async getSchema(collection: string): Promise<CollectionSchema> {
+    const trimmedCollection = collection.trim();
+    if (trimmedCollection === '') {
+      throw new Error('Collection name cannot be empty or whitespace-only');
+    }
+
+    const encodedCollection = encodeURIComponent(trimmedCollection);
     const response = await this.client.request<{
       message: string;
       collection: CollectionSchema;
-    }>('GET', `/api/schemas/${collection}`);
+    }>('GET', `/api/schemas/${encodedCollection}`);
 
     return response.collection;
   }
-}
+}