package mongo

import (
	"context"
	"datart/config"
	"strings"
	"time"

	"go.mongodb.org/mongo-driver/v2/mongo"
	"go.mongodb.org/mongo-driver/v2/mongo/options"
)

var client *mongo.Client

func init() {
	conf := config.Conf().MongoConf("default")
	uri := "mongodb://" + strings.Join(conf.GetAddrs(), ",")
	cliOpts := options.Client().
		ApplyURI(uri).SetTimeout(1 * time.Second).
		SetAuth(options.Credential{
			AuthMechanism: conf.GetAuthMechanism(),
			AuthSource:    conf.GetAuthSource(),
			Username:      conf.GetUsername(),
			Password:      conf.GetPassword(),
		})

	cli, err := mongo.Connect(cliOpts)
	if err != nil {
		panic(err)
	}
	client = cli

	ctx, cancel := context.WithTimeout(context.Background(), 1*time.Second)
	defer cancel()
	if err := client.Ping(ctx, nil); err != nil {
		panic(err)
	}
}

func NewMongoClient(opts ...*options.ClientOptions) (*mongo.Client, error) {
	return mongo.Connect(opts...)
}

func Disconnect(ctx context.Context) error {
	return client.Disconnect(ctx)
}

func GetSession() (*mongo.Session, error) {
	return client.StartSession()
}

func getCollection(db string, tb string) *mongo.Collection {
	return client.Database(db).Collection(tb)
}