catsys
Version:
Category-theoretic system design framework for scalable, modular systems using mathematical foundations
106 lines (105 loc) • 4.24 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || (function () {
var ownKeys = function(o) {
ownKeys = Object.getOwnPropertyNames || function (o) {
var ar = [];
for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
return ar;
};
return ownKeys(o);
};
return function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
__setModuleDefault(result, mod);
return result;
};
})();
Object.defineProperty(exports, "__esModule", { value: true });
const http = __importStar(require("http"));
const fs = __importStar(require("fs"));
const path = __importStar(require("path"));
const demo_service_1 = require("./demo-service");
// Create service instance
const service = (0, demo_service_1.createCounterService)();
let currentState = { count: 0 };
// Simple HTTP server to serve demo.html and handle API requests
const server = http.createServer(async (req, res) => {
// CORS headers
res.setHeader('Access-Control-Allow-Origin', '*');
res.setHeader('Access-Control-Allow-Methods', 'GET, POST, OPTIONS');
res.setHeader('Access-Control-Allow-Headers', 'Content-Type');
if (req.method === 'OPTIONS') {
res.writeHead(200);
res.end();
return;
}
try {
if (req.url === '/') {
fs.readFile(path.join(__dirname, 'demo.html'), (err, content) => {
if (err) {
res.writeHead(500);
res.end('Error loading demo.html');
return;
}
res.writeHead(200, { 'Content-Type': 'text/html' });
res.end(content);
});
}
else if (req.url === '/api/increment' && req.method === 'POST') {
let body = '';
req.on('data', chunk => { body += chunk.toString(); });
req.on('end', async () => {
try {
const { amount } = JSON.parse(body);
currentState = await service.handle(currentState, {
kind: 'Increment',
amount: Number(amount)
});
const view = await service.query(currentState);
res.writeHead(200, { 'Content-Type': 'application/json' });
res.end(JSON.stringify({ state: currentState, view }));
}
catch (error) {
res.writeHead(400);
res.end(JSON.stringify({ error: error instanceof Error ? error.message : 'Unknown error' }));
}
});
}
else if (req.url === '/api/health' && req.method === 'GET') {
const health = await service.healthCheck();
res.writeHead(200, { 'Content-Type': 'application/json' });
res.end(JSON.stringify(health));
}
else {
res.writeHead(404);
res.end('Not found');
}
}
catch (error) {
res.writeHead(500);
res.end(JSON.stringify({ error: error instanceof Error ? error.message : 'Unknown error' }));
}
});
const PORT = process.env.PORT || 3000;
server.listen(PORT, () => {
console.log(`🚀 Demo server running at http://localhost:${PORT}`);
console.log('Press Ctrl+C to stop\n');
});