import { McpServer } from "@modelcontextprotocol/sdk/server/mcp.js";
import { RestStockClient } from "@fugle/marketdata/lib/rest/stock/client";
import { z } from "zod";
import activesReference from "./references/actives.json";
/**
* 註冊股票成交量值排行查詢工具到 MCP Server
* @param {McpServer} server MCP Server 實例
* @param {RestStockClient} stock 股票 API 客戶端
*/
export function registerActivesTools(server: McpServer, stock: RestStockClient) {
// 取得股票成交量值排行工具
server.tool(
"get_stock_snapshot_actives",
"取得股票成交量值排行（依市場別）",
{
market: z
.enum(["TSE", "OTC", "ESB", "TIB", "PSB"])
.describe(
"市場別，可選 TSE 上市；OTC 上櫃；ESB 興櫃一般板；TIB 臺灣創新板；PSB 興櫃戰略新板"
),
trade: z
.enum(["volume", "value"])
.describe("成交量／成交值，可選 volume 成交量；value 成交值"),
type: z
.enum(["COMMONSTOCK", "ALL", "ALLBUT0999"])
.optional()
.describe(
"標的類型，可選 ALLBUT0999 包含一般股票、特別股及ETF；COMMONSTOCK 為一般股票；ALL 為全部"
),
limit: z
.number()
.int()
.positive()
.max(50)
.optional()
.describe("限制回傳筆數，最多 50 筆"),
},
async ({ market, trade, type, limit = 20 }) => {
try {
// 透過API獲取股票成交量值排行
const data = await stock.snapshot.actives({
market,
trade,
type,
});
const response = `API Response\n\`\`\`json\n${JSON.stringify(data, null, 2)}\n\`\`\`\n\nField Description\n\`\`\`json\n${JSON.stringify(activesReference, null, 2)}\n\`\`\``;
return {
content: [{ type: "text", text: response }],
};
} catch (error) {
return {
content: [
{
type: "text",
text: `查詢股票成交量值排行時發生錯誤: ${error || "未知錯誤"}`,
},
],
isError: true,
};
}
}
);
}
