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Diffusion Ant (feature/nursery) Code

ant/examples/spa/server.ts
ddfe6237cab5feature/nursery

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server.ts
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import { open } from 'ant:fs';
import { join, extname } from 'ant:path';
import { createRouter, addRoute, findRoute } from '../rou3';
const router = createRouter();
const validPaths = new Set();
const invalidPaths = new Set();
const basePath = import.meta.dirname;
const indexPath = join(basePath, 'index.html');
const mimeTypes = new Map([
['.html', 'text/html'],
['.js', 'application/javascript'],
['.css', 'text/css'],
['.json', 'application/json'],
['.png', 'image/png'],
['.jpg', 'image/jpeg'],
['.jpeg', 'image/jpeg'],
['.gif', 'image/gif'],
['.svg', 'image/svg+xml'],
['.ico', 'image/x-icon'],
['.woff', 'font/woff'],
['.woff2', 'font/woff2']
]);
type Context = HttpContext & { params: Record<string, string> };
type Handler = (ctx: Context) => void | Promise<void>;
declare function addRoute(router: unknown, method: string, path: string, handler: Handler): void;
addRoute(router, 'GET', '/api/version', async c => c.res.json({ version: Ant.version }));
addRoute(router, 'GET', '**', c => {
const reqPath = c.req.uri;
if (reqPath === '/') return c.res.body(open(indexPath), 200, 'text/html');
const filePath = join(basePath, reqPath);
if (validPaths.has(filePath)) {
const ext = extname(reqPath) || '.html';
return c.res.body(open(filePath), 200, mimeTypes.get(ext) ?? 'application/octet-stream');
}
if (invalidPaths.has(filePath)) {
return c.res.body(open(indexPath), 200, 'text/html');
}
try {
const file = open(filePath);
validPaths.add(filePath);
const ext = extname(reqPath) || '.html';
return c.res.body(file, 200, mimeTypes.get(ext) ?? 'application/octet-stream');
} catch {
invalidPaths.add(filePath);
return c.res.body(open(indexPath), 200, 'text/html');
}
});
async function handleRequest(c: Context) {
console.log('request:', c.req.method, c.req.uri);
const result = findRoute(router, c.req.method, c.req.uri);
if (result?.data) {
c.params = result.params;
return await result.data(c);
}
c.res.body('not found: ' + c.req.uri, 404);
}
console.log('started on http://localhost:6369');
Ant.serve(6369, handleRequest);

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