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.
34 lines
956 B
34 lines
956 B
package common
|
|
|
|
import (
|
|
"github.com/mainnika/mongox-go-driver/mongox"
|
|
"github.com/mainnika/mongox-go-driver/mongox/errors"
|
|
"github.com/mainnika/mongox-go-driver/mongox/query"
|
|
"github.com/mongodb/mongo-go-driver/mongo"
|
|
"github.com/mongodb/mongo-go-driver/mongo/options"
|
|
)
|
|
|
|
// LoadOne function loads a first single target document by a query
|
|
func LoadOne(db *mongox.Database, target interface{}, filters ...interface{}) error {
|
|
|
|
collection := db.GetCollectionOf(target)
|
|
opts := options.FindOne()
|
|
composed := query.Compose(filters...)
|
|
|
|
opts.Sort = composed.Sorter()
|
|
|
|
result := collection.FindOne(db.Context(), composed.M(), opts)
|
|
if result.Err() != nil {
|
|
return errors.InternalErrorf("can't create find one result: %s", result.Err())
|
|
}
|
|
|
|
err := result.Decode(target)
|
|
if err == mongo.ErrNoDocuments {
|
|
return errors.NotFoundErrorf("%s", err)
|
|
}
|
|
if err != nil {
|
|
return errors.InternalErrorf("can't decode desult: %s", err)
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|