Files
espid2sensor/db/mongo.js

60 lines
1.8 KiB
JavaScript

import { MongoClient } from 'mongodb';
import dotenv from 'dotenv';
dotenv.config();
const MONGOHOST = process.env.MONGOHOST || 'localhost'
const MONGOPORT = process.env.MONGOPORT || 27017
const MONGOAUTH = process.env.MONGOAUTH || false
const MONGOUSRP = process.env.MONGOUSRP || ''
const MONGOBASE = process.env.MONGOBASE || 'sensor_data'
let MONGO_URL = 'mongodb://'+MONGOHOST+':'+MONGOPORT; // URL to mongo database
if (MONGOAUTH === 'true') {
MONGO_URL = 'mongodb://'+MONGOUSRP+'@' + MONGOHOST + ':' + MONGOPORT + '/?authSource=admin'; // URL to mongo database
}
const DB_NAME = MONGOBASE
let db, usersCollection, prop_fluxCollection, propertiesCollection;
let client = null;
export async function initMongo() {
const client = new MongoClient(MONGO_URL);
await client.connect();
db = client.db(DB_NAME);
usersCollection = db.collection('users');
prop_fluxCollection = db.collection('prop_flux');
propertiesCollection = db.collection('properties')
return { db, usersCollection, prop_fluxCollection, propertiesCollection};
}
export const clientClose = async () => {
if (client) {
client.close()
}
}
export function getCollections() {
return { db, usersCollection, prop_fluxCollection, propertiesCollection};
}
export const update_pflux = async(sn, doc) => {
try {
await prop_fluxCollection.updateOne({_id: sn},{ $set: { 'chip': doc}})
return {"error": null}
} catch (e) {
return { "error": true, "what": e}
}
}
export const get_pflux = async(sn) => {
try {
let r = await prop_fluxCollection.findOne({_id: sn})
if (r == null) {
return { "error": true, "what": "Not found", "erg": r}
}
return {"error": null, "what": null, "erg": r}
} catch (e) {
return { "error": true, "what": e, "erg": null}
}
}