enigma-bbs/core/config_util.js

67 lines
2.0 KiB
JavaScript

/* jslint node: true */
'use strict';
const Config = require('./config.js').get;
const ConfigCache = require('./config_cache.js');
const Events = require('./events.js');
// deps
const paths = require('path');
const async = require('async');
exports.init = init;
exports.getFullConfig = getFullConfig;
function getConfigPath(filePath) {
// |filePath| is assumed to be in the config path if it's only a file name
if('.' === paths.dirname(filePath)) {
filePath = paths.join(Config().paths.config, filePath);
}
return filePath;
}
function init(cb) {
// pre-cache menu.hjson and prompt.hjson + establish events
const changed = ( { fileName, fileRoot } ) => {
const reCachedPath = paths.join(fileRoot, fileName);
if(reCachedPath === getConfigPath(Config().general.menuFile)) {
Events.emit(Events.getSystemEvents().MenusChanged);
} else if(reCachedPath === getConfigPath(Config().general.promptFile)) {
Events.emit(Events.getSystemEvents().PromptsChanged);
}
};
const config = Config();
async.series(
[
function menu(callback) {
return ConfigCache.getConfigWithOptions(
{
filePath : getConfigPath(config.general.menuFile),
callback : changed,
},
callback
);
},
function prompt(callback) {
return ConfigCache.getConfigWithOptions(
{
filePath : getConfigPath(config.general.promptFile),
callback : changed,
},
callback
);
}
],
err => {
return cb(err);
}
);
}
function getFullConfig(filePath, cb) {
ConfigCache.getConfig(getConfigPath(filePath), (err, config) => {
return cb(err, config);
});
}