import type { McpServer } from '@modelcontextprotocol/sdk/server/mcp.js';
import type { GetPromptResult } from '@modelcontextprotocol/sdk/types.js';
interface IconInfo {
src: string;
mimeType: string;
}
function buildOptionalPromptIcons(
iconInfo?: IconInfo
): { icons: IconInfo[] } | Record<string, never> {
return iconInfo
? {
icons: [
{
src: iconInfo.src,
mimeType: iconInfo.mimeType,
},
],
}
: {};
}
export function registerGetHelpPrompt(
server: McpServer,
instructions: string,
iconInfo?: IconInfo
): void {
const description =
'Return Fetch URL server instructions: workflows, cache usage, task mode, and error handling.';
server.registerPrompt(
'get-help',
{
title: 'Get Help',
description,
...buildOptionalPromptIcons(iconInfo),
},
(): GetPromptResult => ({
description,
messages: [
{
role: 'assistant',
content: {
type: 'text',
text: instructions,
},
},
],
})
);
}
