45 lines
No EOL
1.8 KiB
JavaScript
45 lines
No EOL
1.8 KiB
JavaScript
"use strict";
|
|
// Cache system is a bit outdated and could do with work
|
|
Object.defineProperty(exports, "__esModule", { value: true });
|
|
exports.default = (function (window, options, logger) {
|
|
var cache = null;
|
|
if (options.env !== 'development') {
|
|
try {
|
|
cache = (typeof window.localStorage === 'undefined') ? null : window.localStorage;
|
|
}
|
|
catch (_) { }
|
|
}
|
|
return {
|
|
setCSS: function (path, lastModified, modifyVars, styles) {
|
|
if (cache) {
|
|
logger.info("saving " + path + " to cache.");
|
|
try {
|
|
cache.setItem(path, styles);
|
|
cache.setItem(path + ":timestamp", lastModified);
|
|
if (modifyVars) {
|
|
cache.setItem(path + ":vars", JSON.stringify(modifyVars));
|
|
}
|
|
}
|
|
catch (e) {
|
|
// TODO - could do with adding more robust error handling
|
|
logger.error("failed to save \"" + path + "\" to local storage for caching.");
|
|
}
|
|
}
|
|
},
|
|
getCSS: function (path, webInfo, modifyVars) {
|
|
var css = cache && cache.getItem(path);
|
|
var timestamp = cache && cache.getItem(path + ":timestamp");
|
|
var vars = cache && cache.getItem(path + ":vars");
|
|
modifyVars = modifyVars || {};
|
|
vars = vars || "{}"; // if not set, treat as the JSON representation of an empty object
|
|
if (timestamp && webInfo.lastModified &&
|
|
(new Date(webInfo.lastModified).valueOf() ===
|
|
new Date(timestamp).valueOf()) &&
|
|
JSON.stringify(modifyVars) === vars) {
|
|
// Use local copy
|
|
return css;
|
|
}
|
|
}
|
|
};
|
|
});
|
|
//# sourceMappingURL=cache.js.map
|