package dao

import (
	"context"
	"os"
	"time"

	"go.mongodb.org/mongo-driver/mongo"
	"go.mongodb.org/mongo-driver/mongo/options"
)

func get() (db *mongo.Database, err error) {
	ctx, cancel := context.WithTimeout(context.Background(), 20*time.Second)
	defer cancel()
	uri := "mongodb://" + os.Getenv("MONGO_USER") + ":" + os.Getenv("MONGO_PWD") + "@" + os.Getenv("MONGO_CLUSTER")
	client, err := mongo.Connect(ctx, options.Client().ApplyURI(uri))
	if err != nil {
		return nil, err
	}

	return client.Database(os.Getenv("MONGO_DB")), nil
}

func disconnect(client *mongo.Client) {
	if err := client.Disconnect(context.TODO()); err != nil {
		panic(err)
	}
}