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import { action, configure } from 'mobx';
import * as mongodb from 'mongodb';
import { ObjectID } from 'mongodb';
import { Transferable } from './Message';
import { Utils } from '../Utils';
export class Database {
public static Instance = new Database()
private MongoClient = mongodb.MongoClient;
private url = 'mongodb://localhost:27017/Dash';
private db?: mongodb.Db;
constructor() {
this.MongoClient.connect(this.url, (err, client) => {
this.db = client.db()
})
}
public update(id: string, value: any) {
if (this.db) {
let collection = this.db.collection('documents');
collection.update({ _id: id }, { $set: value }, {
upsert: true
});
}
}
public delete(id: string) {
if (this.db) {
let collection = this.db.collection('documents');
collection.remove({ _id: id });
}
}
public deleteAll() {
if (this.db) {
let collection = this.db.collection('documents');
collection.deleteMany({});
}
}
public insert(kvpairs: any) {
if (this.db) {
let collection = this.db.collection('documents');
collection.insertOne(kvpairs, (err: any, res: any) => {
if (err) {
// console.log(err)
return
}
});
}
}
public getDocument(id: string, fn: (res: any) => void) {
var result: JSON;
if (this.db) {
let collection = this.db.collection('documents');
collection.findOne({ _id: id }, (err: any, res: any) => {
result = res
if (!result) {
fn(undefined)
}
fn(result)
})
};
}
public getDocuments(ids: string[], fn: (res: any) => void) {
if (this.db) {
let collection = this.db.collection('documents');
let cursor = collection.find({ _id: { "$in": ids } })
cursor.toArray((err, docs) => {
fn(docs);
})
};
}
public print() {
console.log("db says hi!")
}
}
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