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Мелкая оптимизация, чтобы не отдавал большой конфиг каждый раз при обновлении страницы

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Book Pauk
2025-02-22 14:31:19 +07:00
parent 9e509ac845
commit 583b966616
4 changed files with 30 additions and 9 deletions
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18
server/controllers/WebSocketController.js
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@@ -20,6 +20,8 @@ class WebSocketController {
this.readerWorker = new ReaderWorker(config);
this.workerState = new WorkerState();
this.configHash = '';
if (config.bucEnabled) {
this.bucClient = new BUCClient(config);
}
@@ -119,8 +121,22 @@ class WebSocketController {
async getConfig(req, ws) {
if (Array.isArray(req.params)) {
const paramsSet = new Set(req.params);
const _configHash = req._configHash;
this.send(_.pick(this.config, this.config.webConfigParams.filter(x => paramsSet.has(x))), req, ws);
let response = {_useCached: true};
//оптимизация, чтобы не отдавал большой конфиг каждый раз при обновлении страницы
if (!_configHash || _configHash !== this.configHash) {
if (!this.configHash) {
const webConfig = _.pick(this.config, this.config.webConfigParams);
this.configHash = await utils.getBufHash(Buffer.from(JSON.stringify(webConfig)), 'sha256', 'hex');
}
response = _.pick(this.config, this.config.webConfigParams.filter(x => paramsSet.has(x)));
response._configHash = this.configHash;
}
this.send(response, req, ws);
} else {
throw new Error('params is not an array');
}