@casual-simulation/aux-vm-browser/managers/BrowserSimulationCalculations.js

A set of utilities required to securely run an AUX in a web browser.

import { registerBuiltinPortal } from '@casual-simulation/aux-common';
import { NEVER, of } from 'rxjs';
import { switchMap, first, map, distinctUntilChanged, filter, mergeMap, } from 'rxjs/operators';
/**
 * Gets an observable that resolves whenever the user bot for the given simulation changes.
 * @param simulation The simulation.
 */
export function userBotChanged(simulation) {
    return userBotChangedCore(simulation.helper.userId, simulation.watcher).pipe(map((u) => u.bot));
}
/**
 * Gets an observable that resolves whenever the user bot for the given simulation changes.
 * @param simulation The simulation.
 */
export function userBotTagsChanged(simulation) {
    return userBotChangedCore(simulation.helper.userId, simulation.watcher);
}
export function userBotChangedCore(botId, watcher) {
    if (botId) {
        return watcher.botTagsChanged(botId);
    }
    else {
        return NEVER;
    }
}
/**
 * Gets the user bot for the given simulation asynchronously.
 * @param simulation The simulation.
 */
export function getUserBotAsync(simulation) {
    return userBotChanged(simulation).pipe(first((bot) => !!bot));
}
/**
 * Gets the config bot for the given portal.
 * @param simulation The simulation.
 * @param portal The portal.
 */
export function getPortalConfigBot(simulation, portal) {
    var _a;
    const data = simulation.portals.portalBots.get(portal);
    if (data && data.botId && simulation.helper.botsState) {
        return (_a = simulation.helper.botsState[data.botId]) !== null && _a !== void 0 ? _a : null;
    }
    return null;
}
/**
 * Watches the config bot for the given portal for changes.
 * @param simulation The simulation.
 * @param portal The portal.
 * @param shouldRegisterBuiltinPortal Whether an event should be sent to register the given portal as a builtin portal.
 */
export function watchPortalConfigBot(simulation, portal, shouldRegisterBuiltinPortal = true) {
    return watchPortalConfigBotCore(simulation.watcher, simulation.portals, simulation.helper, portal, shouldRegisterBuiltinPortal);
}
/**
 * Watches the config bot for the given portal for changes.
 * @param watcher The bot watcher.
 * @param portals The portal manager.
 * @param helper The bot helper.
 * @param portal The portal.
 */
export function watchPortalConfigBotCore(watcher, portals, helper, portal, shouldRegisterBuiltinPortal = true) {
    if (shouldRegisterBuiltinPortal) {
        helper.transaction(registerBuiltinPortal(portal));
    }
    return portals.portalBotIdUpdated.pipe(mergeMap((p) => p), filter((p) => p.portalId === portal), map((p) => p.botId), distinctUntilChanged(), switchMap((id) => (id ? watcher.botChanged(id) : of(null))));
}
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