func EnableToolset()

in pkg/github/dynamic_tools.go [22:60]

• 30 lines of code
• 4 McCabe index (conditional complexity)

func EnableToolset(s *server.MCPServer, toolsetGroup *toolsets.ToolsetGroup, t translations.TranslationHelperFunc) (tool mcp.Tool, handler server.ToolHandlerFunc) {
	return mcp.NewTool("enable_toolset",
			mcp.WithDescription(t("TOOL_ENABLE_TOOLSET_DESCRIPTION", "Enable one of the sets of tools the GitHub MCP server provides, use get_toolset_tools and list_available_toolsets first to see what this will enable")),
			mcp.WithToolAnnotation(mcp.ToolAnnotation{
				Title: t("TOOL_ENABLE_TOOLSET_USER_TITLE", "Enable a toolset"),
				// Not modifying GitHub data so no need to show a warning
				ReadOnlyHint: true,
			}),
			mcp.WithString("toolset",
				mcp.Required(),
				mcp.Description("The name of the toolset to enable"),
				ToolsetEnum(toolsetGroup),
			),
		),
		func(_ context.Context, request mcp.CallToolRequest) (*mcp.CallToolResult, error) {
			// We need to convert the toolsets back to a map for JSON serialization
			toolsetName, err := requiredParam[string](request, "toolset")
			if err != nil {
				return mcp.NewToolResultError(err.Error()), nil
			}
			toolset := toolsetGroup.Toolsets[toolsetName]
			if toolset == nil {
				return mcp.NewToolResultError(fmt.Sprintf("Toolset %s not found", toolsetName)), nil
			}
			if toolset.Enabled {
				return mcp.NewToolResultText(fmt.Sprintf("Toolset %s is already enabled", toolsetName)), nil
			}

			toolset.Enabled = true

			// caution: this currently affects the global tools and notifies all clients:
			//
			// Send notification to all initialized sessions
			// s.sendNotificationToAllClients("notifications/tools/list_changed", nil)
			s.AddTools(toolset.GetActiveTools()...)

			return mcp.NewToolResultText(fmt.Sprintf("Toolset %s enabled", toolsetName)), nil
		}
}