You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
mongox-go-driver/mongox/database/count.go

30 lines
754 B

package database
import (
"go.mongodb.org/mongo-driver/mongo/options"
"github.com/mainnika/mongox-go-driver/v2/mongox/query"
)
// Count function counts documents in the database by query
// target is used only to get collection by tag so it'd be better to use nil ptr here
func (d *Database) Count(target interface{}, filters ...interface{}) (result int64, err error) {
composed, err := query.Compose(filters...)
if err != nil {
return
}
collection := d.GetCollectionOf(target)
ctx := query.WithContext(d.Context(), composed)
opts := options.Count()
opts.Limit = composed.Limiter()
opts.Skip = composed.Skipper()
result, err = collection.CountDocuments(ctx, composed.M(), opts)
_ = composed.OnClose().Invoke(ctx, target)
return
}