fox-send/common/assets.js

51 lines
1.2 KiB
JavaScript

const genmap = require('../build/generate_asset_map');
const isServer = typeof genmap === 'function';
const prefix = isServer ? '/' : '';
let manifest = {};
try {
//eslint-disable-next-line node/no-missing-require
manifest = require('../dist/manifest.json');
} catch (e) {
// use middleware
}
const assets = isServer ? manifest : genmap;
function getAsset(name) {
return prefix + assets[name];
}
function getMatches(match) {
return Object.keys(assets)
.filter(k => match.test(k))
.map(getAsset);
}
const instance = {
get: getAsset,
match: getMatches,
setMiddleware: function(middleware) {
function getManifest() {
return JSON.parse(
middleware.fileSystem.readFileSync(
middleware.getFilenameFromUrl('/manifest.json')
)
);
}
if (middleware) {
instance.get = function getAssetWithMiddleware(name) {
const m = getManifest();
return prefix + m[name];
};
instance.match = function matchAssetWithMiddleware(match) {
const m = getManifest();
return Object.keys(m)
.filter(k => match.test(k))
.map(k => prefix + m[k]);
};
}
}
};
module.exports = instance;