nestjs-session/retriesMiddleware.js

Idiomatic NestJS module for session

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.createRetriesMiddleware = createRetriesMiddleware;
const common_1 = require("@nestjs/common");
function createRetriesMiddleware(sessionMiddleware, retries, retiesStrategy = () => 0) {
    return async (req, res, next) => {
        let attempt = 0;
        async function lookupSession(error) {
            if (error) {
                return next(error);
            }
            if (req.session !== undefined) {
                return next();
            }
            if (attempt > retries) {
                return next(new common_1.InternalServerErrorException('Cannot create session'));
            }
            if (attempt !== 0) {
                await new Promise((r) => setTimeout(r, retiesStrategy(attempt)));
            }
            attempt++;
            sessionMiddleware(req, res, lookupSession);
        }
        await lookupSession();
    };
}
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