Implement UpdateOne query support

v2
Nikita Tokarchuk 4 years ago
parent 1fdfa18740
commit f859828370
No known key found for this signature in database
GPG Key ID: DBFD964471BAE65C
  1. 62
      mongox/database/updateone.go
  2. 11
      mongox/query/compose.go
  3. 11
      mongox/query/query.go
  4. 20
      mongox/query/update.go

@ -0,0 +1,62 @@
package database
import (
"time"
"go.mongodb.org/mongo-driver/bson/primitive"
"go.mongodb.org/mongo-driver/mongo/options"
"github.com/mainnika/mongox-go-driver/v2/mongox/base"
"github.com/mainnika/mongox-go-driver/v2/mongox/query"
)
// UpdateOne updates a single document in the database and loads it into target
func (d *Database) UpdateOne(target interface{}, filters ...interface{}) (err error) {
collection := d.GetCollectionOf(target)
opts := options.FindOneAndUpdate()
protected := base.GetProtection(target)
composed := query.Compose(filters...)
ctx := query.WithContext(d.Context(), composed)
updater := composed.Updater()
opts.SetReturnDocument(options.After)
if protected != nil {
if !protected.X.IsZero() {
query.Push(composed, protected)
}
updater = append(updater, primitive.M{
"$set": primitive.M{
"_x": primitive.NewObjectID(),
"_v": time.Now().Unix(),
},
})
}
defer func() {
invokerr := composed.OnClose().Invoke(ctx, target)
if err == nil {
err = invokerr
}
return
}()
result := collection.FindOneAndUpdate(ctx, composed.M(), updater, opts)
if result.Err() != nil {
return result.Err()
}
err = result.Decode(target)
if err != nil {
return
}
err = composed.OnDecode().Invoke(ctx, target)
if err != nil {
return
}
return
}

@ -38,6 +38,7 @@ func Push(q *Query, f interface{}) (ok bool) {
ok = ok || applySkip(q, f)
ok = ok || applyProtection(q, f)
ok = ok || applyPreloader(q, f)
ok = ok || applyUpdater(q, f)
ok = ok || applyCallbacks(q, f)
return ok
@ -125,6 +126,16 @@ func applyPreloader(q *Query, f interface{}) (ok bool) {
return false
}
func applyUpdater(q *Query, f interface{}) (ok bool) {
if f, ok := f.(Updater); ok {
q.updater = f
return true
}
return false
}
func applyCallbacks(q *Query, f interface{}) (ok bool) {
switch cb := f.(type) {

@ -11,6 +11,7 @@ type Query struct {
sorter Sorter
skipper Skipper
preloader Preloader
updater Updater
ondecode Callbacks
onclose Callbacks
}
@ -64,6 +65,16 @@ func (q *Query) Skipper() (skip *int64) {
return q.skipper.Skip()
}
// Updater is an update command for a query
func (q *Query) Updater() (update bson.A) {
if q.updater == nil {
return
}
return q.updater.Update()
}
// Preloader is a preloader list for a query
func (q *Query) Preloader() (ok bool, preloads []string) {

@ -0,0 +1,20 @@
package query
import (
"go.mongodb.org/mongo-driver/bson"
)
// Updater is a filter to update the data
type Updater interface {
Update() (update bson.A)
}
// Update is a simple implementations of the Updater filter
type Update bson.M
var _ Updater = &Update{}
// Update returns an update command
func (u Update) Update() (update bson.A) {
return bson.A{bson.M(u)}
}
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