Method updateServerConfig

src/services/mcp/McpHub.ts:2007–2081

* Helper method to update a server's configuration in the appropriate settings file * @param serverName The name of the server to update * @param configUpdate The configuration updates to apply * @param source Whether to update the global or project config

(
		serverName: string,
		configUpdate: Record<string, any>,
		source: "global" | "project" = "global",
	)

	 * @param source Whether to update the global or project config
	 */
	private async updateServerConfig(
		serverName: string,
		configUpdate: Record<string, any>,
		source: "global" | "project" = "global",
	): Promise<void> {
		// Determine which config file to update
		let configPath: string
		if (source === "project") {
			const projectMcpPath = await this.getProjectMcpPath()
			if (!projectMcpPath) {
				throw new Error("Project MCP configuration file not found")
			}
			configPath = projectMcpPath
		} else {
			configPath = await this.getMcpSettingsFilePath()
		}

		// Ensure the settings file exists and is accessible
		try {
			await fs.access(configPath)
		} catch (error) {
			console.error("Settings file not accessible:", error)
			throw new Error("Settings file not accessible")
		}

		// Read and parse the config file
		const content = await fs.readFile(configPath, "utf-8")
		const config = JSON.parse(content)

		// Validate the config structure
		if (!config || typeof config !== "object") {
			throw new Error("Invalid config structure")
		}

		if (!config.mcpServers || typeof config.mcpServers !== "object") {
			config.mcpServers = {}
		}

		if (!config.mcpServers[serverName]) {
			config.mcpServers[serverName] = {}
		}

		// Create a new server config object to ensure clean structure
		const serverConfig = {
			...config.mcpServers[serverName],
			...configUpdate,
		}

		// Ensure required fields exist
		if (!serverConfig.alwaysAllow) {
			serverConfig.alwaysAllow = []
		}

		config.mcpServers[serverName] = serverConfig

		// Write the entire config back
		const updatedConfig = {
			mcpServers: config.mcpServers,