firebase-tools
Version:
Command-Line Interface for Firebase
70 lines (69 loc) • 2.96 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.EmulatorUI = void 0;
const express = require("express");
const path = require("path");
const types_1 = require("./types");
const downloadableEmulators = require("./downloadableEmulators");
const registry_1 = require("./registry");
const error_1 = require("../error");
const emulatorLogger_1 = require("./emulatorLogger");
const constants_1 = require("./constants");
const track_1 = require("../track");
const ExpressBasedEmulator_1 = require("./ExpressBasedEmulator");
const experiments_1 = require("../experiments");
class EmulatorUI extends ExpressBasedEmulator_1.ExpressBasedEmulator {
constructor(args) {
super({
listen: args.listen,
});
this.args = args;
}
async start() {
await super.start();
}
async createExpressApp() {
if (!registry_1.EmulatorRegistry.isRunning(types_1.Emulators.HUB)) {
throw new error_1.FirebaseError(`Cannot start ${constants_1.Constants.description(types_1.Emulators.UI)} without ${constants_1.Constants.description(types_1.Emulators.HUB)}!`);
}
const hub = registry_1.EmulatorRegistry.get(types_1.Emulators.HUB);
const app = await super.createExpressApp();
const { projectId } = this.args;
const enabledExperiments = Object.keys(experiments_1.ALL_EXPERIMENTS).filter((experimentName) => (0, experiments_1.isEnabled)(experimentName));
const emulatorGaSession = (0, track_1.emulatorSession)();
await downloadableEmulators.downloadIfNecessary(types_1.Emulators.UI);
const downloadDetails = downloadableEmulators.getDownloadDetails(types_1.Emulators.UI);
const webDir = path.join(downloadDetails.unzipDir, "client");
app.get("/api/config", this.jsonHandler(() => {
const emulatorInfos = hub.getRunningEmulatorsMapping();
const json = Object.assign({ projectId, experiments: enabledExperiments !== null && enabledExperiments !== void 0 ? enabledExperiments : [], analytics: emulatorGaSession }, emulatorInfos);
return Promise.resolve(json);
}));
app.use(express.static(webDir));
app.get("*", (_, res) => {
res.sendFile(path.join(webDir, "index.html"));
});
return app;
}
connect() {
return Promise.resolve();
}
getName() {
return types_1.Emulators.UI;
}
jsonHandler(handler) {
return (req, res) => {
handler(req).then((body) => {
res.status(200).json(body);
}, (err) => {
emulatorLogger_1.EmulatorLogger.forEmulator(types_1.Emulators.UI).log("ERROR", err);
res.status(500).json({
message: err.message,
stack: err.stack,
raw: err,
});
});
};
}
}
exports.EmulatorUI = EmulatorUI;