import { MongoClient } from 'mongodb'

async function connectToDatabase() {
    // Create a MongoClient with a MongoClientOptions object to set the Stable API version
    let uri = `mongodb://${process.env.MONGO_USER}:${process.env.MONGO_PASS}@${process.env.MONGO_HOST}`
    if(process.env.MONGO_URI != undefined && process.env.MONGO_URI != null && process.env.MONGO_URI != "") {
        uri = process.env.MONGO_URI
    }
    const client = new MongoClient(uri)
    await client.connect()
    return client
}

async function fetchLatestPatch(client : MongoClient) {
    const database = client.db("patches");
    const patches = database.collection("patches");
    const latestPatch = await patches.find().limit(1).sort({date:-1}).next()
    return latestPatch!!.patch as string
}

export {connectToDatabase, fetchLatestPatch}