Basic backend support and config loading from file

pages/tryconfig.tsx

@@ -0,0 +1,52 @@
+import { getCookie, setCookies } from 'cookies-next';
+import { GetServerSidePropsContext } from 'next/types';
+import fs from 'fs';
+import path from 'path';
+import { Button, JsonInput, Space } from '@mantine/core';
+import { useEffect, useState } from 'react';
+import axios from 'axios';
+import { showNotification } from '@mantine/notifications';
+import { Config } from '../tools/types';
+import { useConfig } from '../tools/state';
+
+export async function getServerSideProps({ req, res }: GetServerSidePropsContext) {
+  let cookie = getCookie('config-name', { req, res });
+  if (!cookie) {
+    setCookies('config-name', 'default', { req, res, maxAge: 60 * 60 * 24 * 30 });
+    cookie = 'default';
+  }
+  const config = fs.readFileSync(path.join('data/configs', `${cookie}.json`), 'utf8');
+  return {
+    props: {
+      config: JSON.parse(config),
+    },
+  };
+}
+
+export default function TryConfig(props: any) {
+  const { config: initialConfig }: { config: Config } = props;
+  const { config, loadConfig, setConfig } = useConfig();
+  const [value, setValue] = useState(JSON.stringify(config, null, 2));
+
+  useEffect(() => {
+    setValue(JSON.stringify(config, null, 2));
+    // setConfig(initialConfig);
+  }, [config]);
+
+  return (
+    <div>
+      <h1>Try Config</h1>
+      <p>
+        This page is a demo of the <code>config</code> API.
+      </p>
+      <p>
+        The <code>config</code> API is a way to store configuration data in a JSON file.
+      </p>
+      <JsonInput autosize onChange={setValue} value={value} />
+      <Space my="xl" />
+      <Button onClick={() => loadConfig('cringe')}>Load config cringe</Button>
+      <Button onClick={() => loadConfig('default')}>Load config default</Button>
+      <Button onClick={() => setConfig(JSON.parse(value))}>Save config</Button>
+    </div>
+  );
+}