perf(McpHub/reloadMcpServers): ensure no multiple reloads are running, ensure one last update

pnpm-lock.yaml

@@ -236,6 +236,9 @@ importers:
       isbinaryfile:
         specifier: ^5.0.2
         version: 5.0.4
+      kontroll:
+        specifier: ^1.0.5
+        version: 1.0.5
       mammoth:
         specifier: ^1.8.0
         version: 1.9.0
@@ -5881,6 +5884,10 @@ packages:
   kolorist@1.8.0:
     resolution: {integrity: sha512-Y+60/zizpJ3HRH8DCss+q95yr6145JXZo46OTpFvDZWLfRCE4qChOyk1b26nMaNpfHHgxagk9dXT5OP0Tfe+dQ==}
 
+  kontroll@1.0.5:
+    resolution: {integrity: sha512-Fc9SZ3JGGkSrOo8rIGoZMjhfaaXY0DvJaewSdKve2KuT98icylO2J130Zsb/7Hzm9BnQ+88avT0ka51A4qBGuQ==}
+    engines: {node: '>=18.0.0'}
+
   langium@3.3.1:
     resolution: {integrity: sha512-QJv/h939gDpvT+9SiLVlY7tZC3xB2qK57v0J04Sh9wpMb6MP1q8gB21L3WIo8T5P1MSMg3Ep14L7KkDCFG3y4w==}
     engines: {node: '>=16.0.0'}
@@ -15354,6 +15361,8 @@ snapshots:
 
   kolorist@1.8.0: {}
 
+  kontroll@1.0.5: {}
+
   langium@3.3.1:
     dependencies:
       chevrotain: 11.0.3

src/package.json

@@ -381,6 +381,7 @@
 		"i18next": "^24.2.2",
 		"ignore": "^7.0.3",
 		"isbinaryfile": "^5.0.2",
+		"kontroll": "^1.0.5",
 		"mammoth": "^1.8.0",
 		"monaco-vscode-textmate-theme-converter": "^0.1.7",
 		"node-cache": "^5.1.2",

src/services/mcp/McpHub.ts

@@ -17,6 +17,7 @@ import * as path from "path"
 import * as vscode from "vscode"
 import { z } from "zod"
 import { t } from "../../i18n"
+import { countdown } from "kontroll"
 
 import { ClineProvider } from "../../core/webview/ClineProvider"
 import { GlobalFileNames } from "../../shared/globalFileNames"
@@ -354,6 +355,17 @@ export class McpHub {
 	}
 
 	public async reloadMcpServers() {
+		if (this.isConnecting) {
+			countdown(
+				2000,
+				() => {
+					this.reloadMcpServers()
+				},
+				{ key: "reloadMcpServers" },
+			)
+			return
+		}
+
 		await this.initializeProjectMcpServers()
 		await this.initializeGlobalMcpServers()
 	}