all files / lib/routers/ mountLiveInfo.js

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'use strict';
 
Object.defineProperty(exports, "__esModule", {
        value: true
});
exports.default = mountLiveInfo;
 
var _express = require('express');
 
var _express2 = _interopRequireDefault(_express);
 
var _mongodb = require('mongodb');
 
var _mongodb2 = _interopRequireDefault(_mongodb);
 
var _checkObjectID = require('../middleware/checkObjectID');
 
var _checkObjectID2 = _interopRequireDefault(_checkObjectID);
 
var _checkStreamIndex = require('../middleware/checkStreamIndex');
 
var _checkStreamIndex2 = _interopRequireDefault(_checkStreamIndex);
 
var _DataAPI = require('../DataAPI');
 
var _DataAPI2 = _interopRequireDefault(_DataAPI);
 
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
 
//endregion
 
const context = {
        router: _express2.default.Router({ mergeParams: true }),
        cameras: null,
        streamers: null,
        logger: null
};
//endregion
 
//region 2. Project Libraries
//region 1. Platform Libraries
 
 
context.router.get('/', _checkObjectID2.default);
context.router.get('/', _checkStreamIndex2.default);
context.router.get('/', (req, res) => {
        const log = (lvl, msg) => context.logger.log(lvl, msg, { tags: `GET ${ req.originalUrl }` });
        log('debug', JSON.stringify(req.params, null, 2));
        const _id = new _mongodb2.default.ObjectID(req.params.id);
        context.cameras.findOne({ _id }, (findOneCameraErr, camera) => {
                if (findOneCameraErr) {
                        log('error', findOneCameraErr.message);
                        res.status(500).send(findOneCameraErr.message);
                        return;
                }
                if (!camera) {
                        const message = 'Camera Not Found';
                        log('error', message);
                        res.status(500).send(message);
                        return;
                }
                /** @type Stream */
                const stream = camera.streams[req.params.index];
                if (!stream) {
                        const message = 'Stream Not Found';
                        log('error', message);
                        res.status(500).send(message);
                        return;
                }
                const rtspUrl = stream.rtsp_url;
                if (!rtspUrl) {
                        const message = 'RTSP URL Not Found';
                        log('error', message);
                        res.status(500).send(message);
                        return;
                }
                const reply = {
                        rtspUrl,
                        audio: 'OFF'
                };
                const expired = new Date(Date.now() - (_DataAPI2.default.heartbeatInterval + 3) * 1000);
                context.streamers.findOne({
                        updated: { $gt: expired }
                }, {
                        sort: { cpu_load: 1 }
                }, (findOneStreamerErr, streamer) => {
                        if (findOneStreamerErr) {
                                log('error', findOneStreamerErr.message);
                                res.status(500).send(findOneStreamerErr.message);
                                return;
                        }
                        if (!streamer) {
                                const message = 'No Streamer Available';
                                log('error', message);
                                res.status(500).send(message);
                                return;
                        }
                        reply.streamerUrl = `http://${ streamer.private_ip }:${ streamer.port }`;
                        log('info', '200 OK');
                        log('debug', JSON.stringify(reply, null, 2));
                        res.status(200).send(reply);
                });
        });
});
 
//noinspection JSUnusedGlobalSymbols
/**
 * Mount router for /c/:/s/:/live-info
 * @param {object}         options          Options
 * @param {object}         options.app      Express App
 * @param {MongoClient.Db} options.database Associated Database
 * @param {winston.Logger} options.logger   Logger
 */
function mountLiveInfo(options) {
        context.logger = options.logger;
        const log = (lvl, msg) => context.logger.log(lvl, msg, { tags: 'mountLiveInfo' });
        log('debug', 'Mounting router for /c/:/s/:/live-info....');
        options.app.use('/cameras/:id/streams/:index/live-info', context.router);
        context.cameras = options.database.collection('cameras');
        context.streamers = options.database.collection('streamers');
        log('info', 'Router for /c/:/s/:/live-info Mounted');
}
//# sourceMappingURL=mountLiveInfo.js.map