json-crdt-server/lib/routes/block/methods/listen.js

JSON CRDT server and syncing local-first browser client

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.listen = void 0;
const rxjs_1 = require("rxjs");
const schema_1 = require("../schema");
const listen = ({ t, services }) => (r) => {
    const Request = t.Object(t.prop('id', schema_1.BlockIdRef).options({
        title: 'Block ID',
        description: 'The ID of the block to subscribe to.',
    }), t.propOpt('clientId', t.Number({ format: 'u32' })).options({
        title: 'Client ID',
        description: 'Browser (client) ID, a unique ID of a specific browser instance. When provided events originating by this client will be filtered out. The client ID is a 32-bit unsigned integer, which should be randomly generated on the client and re-used for all API calls.',
    }));
    const Response = t.Object(t.prop('event', schema_1.BlockEventRef));
    const Func = t.Function$(Request, Response).options({
        title: 'Listen for block changes',
        description: 'Subscribe to a block to receive updates when it changes.',
    });
    return r.prop('block.listen', Func, (req$) => {
        const response = req$.pipe((0, rxjs_1.switchMap)(({ id, clientId = 0 }) => {
            return services.blocks.listen(id, clientId);
        }), (0, rxjs_1.map)((event) => {
            return {
                event,
            };
        }));
        return response;
    });
};
exports.listen = listen;