"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const express_1 = __importDefault(require("express"));
const mcp_js_1 = require("../../server/mcp.js");
const streamableHttp_js_1 = require("../../server/streamableHttp.js");
const zod_1 = require("zod");
// Create an MCP server with implementation details
const server = new mcp_js_1.McpServer({
    name: 'stateless-streamable-http-server',
    version: '1.0.0',
}, { capabilities: { logging: {} } });
// Register a simple prompt
server.prompt('greeting-template', 'A simple greeting prompt template', {
    name: zod_1.z.string().describe('Name to include in greeting'),
}, async ({ name }) => {
    return {
        messages: [
            {
                role: 'user',
                content: {
                    type: 'text',
                    text: `Please greet ${name} in a friendly manner.`,
                },
            },
        ],
    };
});
// Register a tool specifically for testing resumability
server.tool('start-notification-stream', 'Starts sending periodic notifications for testing resumability', {
    interval: zod_1.z.number().describe('Interval in milliseconds between notifications').default(100),
    count: zod_1.z.number().describe('Number of notifications to send (0 for 100)').default(10),
}, async ({ interval, count }, { sendNotification }) => {
    const sleep = (ms) => new Promise(resolve => setTimeout(resolve, ms));
    let counter = 0;
    while (count === 0 || counter < count) {
        counter++;
        try {
            await sendNotification({
                method: "notifications/message",
                params: {
                    level: "info",
                    data: `Periodic notification #${counter} at ${new Date().toISOString()}`
                }
            });
        }
        catch (error) {
            console.error("Error sending notification:", error);
        }
        // Wait for the specified interval
        await sleep(interval);
    }
    return {
        content: [
            {
                type: 'text',
                text: `Started sending periodic notifications every ${interval}ms`,
            }
        ],
    };
});
// Create a simple resource at a fixed URI
server.resource('greeting-resource', 'https://example.com/greetings/default', { mimeType: 'text/plain' }, async () => {
    return {
        contents: [
            {
                uri: 'https://example.com/greetings/default',
                text: 'Hello, world!',
            },
        ],
    };
});
const app = (0, express_1.default)();
app.use(express_1.default.json());
const transport = new streamableHttp_js_1.StreamableHTTPServerTransport({
    sessionIdGenerator: undefined,
});
// Setup routes for the server
const setupServer = async () => {
    await server.connect(transport);
};
app.post('/mcp', async (req, res) => {
    console.log('Received MCP request:', req.body);
    try {
        await transport.handleRequest(req, res, req.body);
    }
    catch (error) {
        console.error('Error handling MCP request:', error);
        if (!res.headersSent) {
            res.status(500).json({
                jsonrpc: '2.0',
                error: {
                    code: -32603,
                    message: 'Internal server error',
                },
                id: null,
            });
        }
    }
});
app.get('/mcp', async (req, res) => {
    console.log('Received GET MCP request');
    res.writeHead(405).end(JSON.stringify({
        jsonrpc: "2.0",
        error: {
            code: -32000,
            message: "Method not allowed."
        },
        id: null
    }));
});
app.delete('/mcp', async (req, res) => {
    console.log('Received DELETE MCP request');
    res.writeHead(405).end(JSON.stringify({
        jsonrpc: "2.0",
        error: {
            code: -32000,
            message: "Method not allowed."
        },
        id: null
    }));
});
// Start the server
const PORT = 3000;
setupServer().then(() => {
    app.listen(PORT, () => {
        console.log(`MCP Streamable HTTP Server listening on port ${PORT}`);
    });
}).catch(error => {
    console.error('Failed to set up the server:', error);
    process.exit(1);
});
// Handle server shutdown
process.on('SIGINT', async () => {
    console.log('Shutting down server...');
    try {
        console.log(`Closing transport`);
        await transport.close();
    }
    catch (error) {
        console.error(`Error closing transport:`, error);
    }
    await server.close();
    console.log('Server shutdown complete');
    process.exit(0);
});
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