From 2f4a92b0f1d02096427a2d1c97746bb52cdcc38a Mon Sep 17 00:00:00 2001 From: Vidhu Kant Sharma Date: Fri, 11 Nov 2022 21:22:31 +0530 Subject: Merged OpenBills-lib code into OpenBills-server --- database/database.go | 66 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 66 insertions(+) create mode 100644 database/database.go (limited to 'database') diff --git a/database/database.go b/database/database.go new file mode 100644 index 0000000..a970ee1 --- /dev/null +++ b/database/database.go @@ -0,0 +1,66 @@ +/* OpenBills-server - Server for libre billing software OpenBills-web + * Copyright (C) 2022 Vidhu Kant Sharma + + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +package database + +import ( + "context" + "log" + "time" + + "go.mongodb.org/mongo-driver/mongo" + "go.mongodb.org/mongo-driver/mongo/options" +) + +/* This creates a new client and sets + * it to the value of MongoClient which + * can be imported by other packages + * + * I am not at all sure if this is the best + * actually no, even if this is a decent way to do it. + * But yea this seems to work + * (remember to close the connections!) + */ +var DB *mongo.Database +var client *mongo.Client + +func init() { + ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second) + defer cancel() + + var err error + client, err = mongo.Connect(ctx, options.Client().ApplyURI("mongodb://127.0.0.1:27017")) + if err != nil { + log.Fatal(err) + } + + log.Println("Successfully connected to MongoDB database.") + DB = client.Database("OpenBillsDB") +} + +func DisconnectDB() { + if client == nil { + return + } + + err := client.Disconnect(context.TODO()) + if err != nil { + log.Fatal(err) + } + + log.Println("Successfully closed connection with MongoDB.") +} -- cgit v1.2.3