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/common/deleteone.go

55 lines
1.6 KiB

package common
import (
"github.com/mainnika/mongox-go-driver/mongox"
"github.com/mainnika/mongox-go-driver/mongox/base"
"github.com/mainnika/mongox-go-driver/mongox/errors"
"github.com/mainnika/mongox-go-driver/mongox/query"
"github.com/mongodb/mongo-go-driver/bson/primitive"
"github.com/mongodb/mongo-go-driver/mongo"
"github.com/mongodb/mongo-go-driver/mongo/options"
"time"
)
// DeleteOne removes a document from a database and then returns it into target
func DeleteOne(db *mongox.Database, target interface{}, filters ...interface{}) error {
collection := db.GetCollectionOf(target)
opts := &options.FindOneAndDeleteOptions{}
composed := query.Compose(filters...)
protected := base.GetProtection(target)
opts.Sort = composed.Sorter()
if target != nil {
composed.And(primitive.M{"_id": base.GetID(target)})
}
if protected != nil {
if protected.X.IsZero() {
composed.And(primitive.M{"_x": primitive.M{"$exists": false}})
composed.And(primitive.M{"_v": primitive.M{"$exists": false}})
} else {
composed.And(primitive.M{"_x": protected.X})
composed.And(primitive.M{"_v": protected.V})
}
protected.X = primitive.NewObjectID()
protected.V = time.Now().Unix()
}
result := collection.FindOneAndDelete(db.Context(), composed.M(), opts)
if result.Err() != nil {
return errors.InternalErrorf("can't create find one and delete 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 result: %s", err)
}
return nil
}