/*
IMPORTANT: to use this from packages/hub (say), it's critical that
packages/hub *also* have its own copy of next installed.
Otherwise, you'll see an error about

   "Parsing error: Cannot find module 'next/babel'"

This is mentioned here, and it's maybe a bug in next?
https://www.gitmemory.com/issue/vercel/next.js/26127/862661818
*/
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
    return new (P || (P = Promise))(function (resolve, reject) {
        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
        step((generator = generator.apply(thisArg, _arguments || [])).next());
    });
};
var __generator = (this && this.__generator) || function (thisArg, body) {
    var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
    return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
    function verb(n) { return function (v) { return step([n, v]); }; }
    function step(op) {
        if (f) throw new TypeError("Generator is already executing.");
        while (_) try {
            if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
            if (y = 0, t) op = [op[0] & 2, t.value];
            switch (op[0]) {
                case 0: case 1: t = op; break;
                case 4: _.label++; return { value: op[1], done: false };
                case 5: _.label++; y = op[1]; op = [0]; continue;
                case 7: op = _.ops.pop(); _.trys.pop(); continue;
                default:
                    if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
                    if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
                    if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
                    if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
                    if (t[2]) _.ops.pop();
                    _.trys.pop(); continue;
            }
            op = body.call(thisArg, _);
        } catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
        if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
    }
};
var join = require("path").join;
var next = require("next");
var conf = require("../next.config");
var getLogger = require("@cocalc/backend/logger").default;
function init(_a) {
    var basePath = _a.basePath;
    return __awaiter(this, void 0, void 0, function () {
        var winston, dev, app, handle;
        return __generator(this, function (_b) {
            switch (_b.label) {
                case 0:
                    winston = getLogger("share-server:init");
                    dev = process.env.NODE_ENV != "production";
                    // We do this to ensure that our config is like when
                    // running things directly (via npm run dev), without having
                    // to set the BASE_PATH env variable, which might have
                    // a strange impact somewhere else in CoCalc.
                    conf.basePath = basePath == "/" ? "" : basePath; // won't happen since is "../share".
                    conf.env.BASE_PATH = basePath;
                    winston.info("creating next.js app with basePath=\"".concat(basePath, "\", and dev=").concat(dev));
                    app = next({ dev: dev, conf: conf, dir: join(__dirname, "..") });
                    handle = app.getRequestHandler();
                    winston.info("preparing next.js app...");
                    return [4 /*yield*/, app.prepare()];
                case 1:
                    _b.sent();
                    winston.info("ready to handle next.js requests");
                    return [2 /*return*/, function (req, res) {
                            winston.http("req.url %s", req.url);
                            handle(req, res);
                        }];
            }
        });
    });
}
module.exports = init;
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