@darlean/timers-suite/lib/index.js

Timers Suite that provides persistent timer functionality

"use strict";
/**
 * Suite that provides the Timers Service.
 *
 * @packageDocumentation
 */
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Object.defineProperty(exports, "__esModule", { value: true });
exports.createTimersSuite = void 0;
const base_1 = require("@darlean/base");
const utils_1 = require("@darlean/utils");
const timers_1 = require("./timers");
__exportStar(require("./timers"), exports);
function createTimersSuite() {
    let timerHandle;
    return new base_1.ActorSuite([
        {
            type: base_1.TIMERS_SERVICE,
            kind: 'singular',
            startHandlers: [
                {
                    name: 'Start timers',
                    handler: async (portal, time) => {
                        const actor = portal.retrieve(base_1.TIMERS_SERVICE, []);
                        timerHandle = time.repeat(async () => {
                            try {
                                await actor.touch();
                            }
                            catch (e) {
                                // What to do with it?
                            }
                        }, 'TimerHammer', 60 * 1000, 0);
                    }
                }
            ],
            stopHandlers: [
                {
                    name: 'Stop timers',
                    handler: async () => {
                        if (timerHandle) {
                            const th = timerHandle;
                            timerHandle = undefined;
                            await th.cancel();
                        }
                    }
                }
            ],
            creator: (context) => {
                const tablePersistence = context.tablePersistence({
                    specifier: 'io.darlean.timers',
                    id: [],
                    scope: 'actor',
                    indexer: (d) => [{ name: timers_1.TIMER_MOMENT_INDEX, keys: [(0, utils_1.encodeNumber)(d.nextMoment)] }]
                });
                return new timers_1.TimerActor(tablePersistence, context.time, context.newVolatileTimer(), context.portal);
            }
        }
    ]);
}
exports.createTimersSuite = createTimersSuite;