labor-law-mcp

Instructions

Implementation Reference

• src/tools/get-jaish-tsutatsu.ts:5-36 (handler)

  Tool registration and MCP handler for 'get_jaish_tsutatsu'. It calls the underlying service function to fetch document content.

  export function registerGetJaishTsutatsuTool(server: McpServer) {
    server.tool(
      'get_jaish_tsutatsu',
      '安全衛生情報センター（JAISH）の通達本文を取得する。search_jaish_tsutatsu で取得した url を指定。',
      {
        url: z.string().describe(
          '通達ページのURL（パスまたは完全URL）。search_jaish_tsutatsu の検索結果から取得。例: "/anzen/hor/hombun/hor1-67/hor1-67-1-1-0.htm"'
        ),
      },
      async (args) => {
        try {
          const result = await getJaishTsutatsu({ url: args.url });
  
          const title = result.title || '(タイトル取得不可)';
  
          return {
            content: [{
              type: 'text' as const,
              text: `# ${title}\n\n${result.body}\n\n---\n出典：安全衛生情報センター（中央労働災害防止協会）\nURL: ${result.url}`,
            }],
          };
        } catch (error) {
          return {
            content: [{
              type: 'text' as const,
              text: `エラー: ${error instanceof Error ? error.message : String(error)}`,
            }],
            isError: true,
          };
        }
      }
    );

• src/lib/services/jaish-tsutatsu-service.ts:58-66 (handler)

  Business logic service function 'getJaishTsutatsu' that fetches and parses the content of a JAISH notice page.

  export async function getJaishTsutatsu(opts: {
    url: string;
  }): Promise<JaishDocument> {
    const html = await fetchJaishPage(opts.url);
    const { title, body } = parseJaishDocument(html);
    const fullUrl = getJaishUrl(opts.url);
  
    return { title, body, url: fullUrl };
  }