feat: Add drop-search-index tool (#243)

Author: mihirmpatil

src/tools/mongodb/delete/dropSearchIndex.ts

@@ -0,0 +1,29 @@
+import { CallToolResult } from "@modelcontextprotocol/sdk/types.js";
+import { SearchIndexOperationArgs, MongoDBToolBase } from "../mongodbTool.js";
+import { ToolArgs, OperationType } from "../../tool.js";
+
+export class DropSearchIndexTool extends MongoDBToolBase {
+    protected name = "drop-search-index";
+    protected description = "Deletes a text or vector search index from the database.";
+    protected argsShape = {
+        ...SearchIndexOperationArgs,
+    };
+    protected operationType: OperationType = "delete";
+
+    protected async execute({
+        database,
+        collection,
+        searchIndexName,
+    }: ToolArgs<typeof this.argsShape>): Promise<CallToolResult> {
+        const provider = await this.ensureConnected();
+        await provider.dropSearchIndex(database, collection, searchIndexName);
+        return {
+            content: [
+                {
+                    text: `Successfully dropped index ${searchIndexName} from database ${database}`,
+                    type: "text",
+                },
+            ],
+        };
+    }
+}

src/tools/mongodb/mongodbTool.ts

@@ -10,6 +10,12 @@ export const DbOperationArgs = {
     collection: z.string().describe("Collection name"),
 };
 
+export const SearchIndexOperationArgs = {
+    database: z.string().describe("Database name"),
+    collection: z.string().describe("Collection name"),
+    searchIndexName: z.string().describe("Search Index or Vector Search Index name"),
+};
+
 export abstract class MongoDBToolBase extends ToolBase {
     protected category: ToolCategory = "mongodb";
 

src/tools/mongodb/tools.ts

@@ -19,6 +19,7 @@ import { ExplainTool } from "./metadata/explain.js";
 import { CreateCollectionTool } from "./create/createCollection.js";
 import { LogsTool } from "./metadata/logs.js";
 import { CollectionSearchIndexesTool } from "./read/collectionSearchIndexes.js";
+import { DropSearchIndexTool } from "./delete/dropSearchIndex.js";
 
 export const MongoDbTools = [
     ConnectTool,
@@ -42,4 +43,5 @@ export const MongoDbTools = [
     ExplainTool,
     CreateCollectionTool,
     LogsTool,
+    DropSearchIndexTool,
 ];