SpaccDotWeb/Example.Server/index.js

88 lines
3.2 KiB
JavaScript
Executable File

#!/usr/bin/env node
const SpaccDotWebServer = require('../SpaccDotWeb.Server.js');
const server = SpaccDotWebServer.setup({
appName: 'Example',
// staticPrefix: '/static/',
// staticRoot: '', // not (yet) implemented
// staticFiles: [],
linkStyles: [ 'index.css' ],
// linkRuntimeScripts: [], // not (yet) implemented
linkClientScripts: [ 'particles.js' ],
// pageTitler: (title, opts={}, context) => `...`,
// appPager: (content, title, opts={}, context) => `...`,
// htmlPager: (content, title, opts={}, context) => `...`,
});
if (SpaccDotWebServer.envIsNode && ['dump', 'html', 'writeStaticHtml'].includes(process.argv[2])) {
const fileName = server.writeStaticHtml(Number(process.argv[3] || 0));
console.log(`Dumped Static HTML to '${fileName}'!`);
} else {
const serverData = server.initServer({
// defaultResponse: { code: 500, headers: {} },
// endpointsFalltrough: false,
// port: 3000,
address: '0.0.0.0',
// maxBodyUploadSize: null,
// handleHttpHead: true,
// appElement: 'div#app',
// transitionElement: 'div#transition',
// metaCookie: 'spaccdotweb-meta',
// cookieInUrl: 'spaccdotweb-cookie', // not (yet) implemented
// endpoints are defined by a discriminator and an action
endpoints: [
// a discriminator can be a simple boolean function
[ (ctx) => {
const now = (new Date);
return (['GET', 'POST'].includes(ctx.request.method) && now.getHours() === 0 && now.getMinutes() === 0);
}, (ctx) => ctx.renderPage(`<p>We're sorry but, to avoid disturbing the spirits, Testing is not available at 00:00. Please retry in just a minute.</p>`, 'Error') ],
// or, a discriminator can be a specially-constructed filter string
[ 'GET|POST /main/', async (ctx) => {
//[ (ctx) => (['GET', 'POST'].includes(ctx.request.method) && ctx.urlSections[0] === 'main'), (ctx) => {
if (ctx.request.method === 'POST') {
if (ctx.bodyParameters?.add) {
ctx.setCookie(`count=${parseInt(ctx.getCookie('count') || 0) + 1}`);
} else if (ctx.bodyParameters?.reset) {
ctx.setCookie(`count=`);
}
// a short sleep so that we can test client transitions
await (new Promise(resolve => setTimeout(resolve, 1500)));
}
const content = `
<h2>Test</h2>
<p>This page was rendered at ${Date()}.</p>
<p>These were your cookies at time of request:</p>
<pre>${ctx.getCookie() || '[None]'}</pre>
<form method="POST">
<input type="submit" name="add" value="Add 1 to cookie"/>
<input type="submit" name="reset" value="Reset cookies"/>
</form>
<p>Context data for this request:</p>
<pre>${JSON.stringify({
request: {
method: ctx.request.method,
},
urlSections: ctx.urlSections,
urlParameters: ctx.urlParameters,
bodyParameters: ctx.bodyParameters,
}, null, 2)}</pre>
`;
// the main content of a page can be rendered with the main template using:
ctx.renderPage(content, 'Test');
} ],
// redirects are easy
[ 'GET', (ctx) => {
ctx.redirectTo('/main/');
// alternatively: return { code: 302, headers: { location: '/main/' } };
} ],
],
});
if (SpaccDotWebServer.envIsNode) {
console.log(`Running Server on <${serverData.address}:${serverData.port}>...`);
}
};