@jargon/platform-sdk-core
Version:
Core components of the Jargon Platform SDK for node.js
102 lines • 4.28 kB
JavaScript
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var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
__setModuleDefault(result, mod);
return result;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.normalizeLocale = exports.JargonResourceManagerFactory = void 0;
const path_1 = require("path");
const _1 = require(".");
const defs_1 = require("./defs");
const fs = __importStar(require("./fsPromises"));
const jrm_1 = require("./jrm");
class JargonResourceManagerFactory {
constructor(options) {
this._intialized = false;
this._localeData = new Map();
this._fallbacks = {};
this._opts = Object.assign({}, _1.DefaultResourceManagerOptions, options);
this._opts.localesToPreload = this._opts.localesToPreload.map(normalizeLocale);
this._initPromise = this._doInit();
}
async _doInit() {
// Load manifest
const manifestPath = path_1.join(this._opts.resourceDirectory, defs_1.MANIFEST_FILE_NAME);
const data = await fs.readFile(manifestPath, { encoding: 'utf8' });
const manifest = JSON.parse(data);
if (!defs_1.isReleaseManifest(manifest)) {
throw new Error(`${manifestPath} does not appear to be a valid Jargon manifest file`);
}
if (manifest.manifestFormat !== 1) {
throw new Error(`unsupported manifest file format ${manifest.manifestFormat}`);
}
if (manifest.packageFormat !== 1) {
throw new Error(`unsupported package format ${manifest.packageFormat}`);
}
if (manifest.locales.length === 0) {
throw new Error('manifest must specify at least one locale');
}
// Local locale data, per the manifest
manifest.locales.forEach(l => {
const localeDataFile = path_1.join(this._opts.resourceDirectory, `${l}.json`);
const nl = normalizeLocale(l);
const ld = new jrm_1.LocaleData(nl, localeDataFile);
this._localeData.set(nl, ld);
if (this._opts.localesToPreload.includes(nl)) {
ld.loadContent();
}
});
// Use fallbacks from options if any were provided, otherwise use
// what was defined in the manifest
let fls = manifest.fallbackLocales || {};
if (Object.keys(this._opts.fallbackLocales).length > 0) {
fls = this._opts.fallbackLocales;
}
for (const l in fls) {
this._fallbacks[normalizeLocale(l)] = fls[l].map(normalizeLocale);
}
this._intialized = true;
}
async forLocaleAndPlatform(locale, platform) {
await this._initPromise;
locale = normalizeLocale(locale);
const fallbacks = [];
const fbls = this._fallbacks[locale] || [];
for (const fbl of fbls) {
fallbacks.push(this._makeResourceManager(fbl, platform, []));
}
return this._makeResourceManager(locale, platform, fallbacks);
}
_makeResourceManager(locale, platform, fallbacks) {
const ld = this._localeData.get(locale);
if (!ld) {
throw new Error(`No data present for ${locale}`);
}
ld.loadContent();
return new jrm_1.JargonResourceManager(this._opts, platform, ld, fallbacks);
}
}
exports.JargonResourceManagerFactory = JargonResourceManagerFactory;
function normalizeLocale(l) {
if (l.length === 5) {
l = l.slice(0, 3) + l.slice(3, 5).toLocaleUpperCase();
}
return l;
}
exports.normalizeLocale = normalizeLocale;
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