-
Notifications
You must be signed in to change notification settings - Fork 0
/
datastore_get_multi.go
44 lines (39 loc) · 1.08 KB
/
datastore_get_multi.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
package dalgo2datastore
import (
"cloud.google.com/go/datastore"
"context"
"github.com/dal-go/dalgo/dal"
)
type multiGetter = func(keys []*datastore.Key, dst any) error
func (tx transaction) GetMulti(ctx context.Context, records []dal.Record) error {
return getMulti(records, func(keys []*datastore.Key, dst any) error {
return tx.datastoreTx.GetMulti(keys, dst)
})
}
func (db database) GetMulti(c context.Context, records []dal.Record) error {
return getMulti(records, func(keys []*datastore.Key, dst any) error {
return db.client.GetMulti(c, keys, dst)
})
}
func getMulti(records []dal.Record, getMulti multiGetter) (err error) {
var keys []*datastore.Key
var values []any
if keys, values, err = datastoreKeysAndValues(records); err != nil {
return err
}
if err := getMulti(keys, values); err != nil {
switch err := err.(type) {
case datastore.MultiError:
if err = handleMultiError(err, records, operationGet); len(err) > 0 {
return err
}
return nil
default:
return err
}
}
for _, record := range records {
record.SetError(dal.NoError)
}
return nil
}