// Exec runs the use case.
func (kase *ProcessDelivery) Exec(
ctx context.Context,
d entity.Delivery,
) (err error) {
err = d.Valid()
if err != nil {
return
}
var (
token int64
deadline time.Time
)
token, deadline, err = kase.DB.StartDelivery(d)
if err != nil {
return
}
var cancel func()
ctx, cancel = context.WithDeadline(ctx, deadline)
defer cancel()
select {
case err = <-kase.performDelivery(d):
if err != nil {
// TODO: write warning if mark failed
kase.DB.MarkDeliveryFailed(token, d)
return err
}
return kase.DB.MarkDeliverySuccess(token, d)
case <-ctx.Done():
// our deadline expired or we were canceled, so abandon the delivery
err = errors.New("deadline exceeded")
return
}
}
func (db *Driver) saveDelivery(tx *sqlx.Tx, d *entity.Delivery) error {
var row Delivery
err := row.ScanInsert(*d)
if err != nil {
return err
}
sql, args, err := db.DB.BindNamed(Queries.Delivery.Insert, &row)
if err != nil {
return err
}
err = db.DB.Get(&row, sql, args...)
if err != nil {
return err
}
d.ID = &usecase.RepoID{T: "delivery", V: row.ID}
return nil
}
// "errors"
//
"github.com/nullstyle/coinop/entity"
"github.com/nullstyle/coinop/fake"
"github.com/nullstyle/coinop/test"
. "github.com/nullstyle/coinop/usecase"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
// "github.com/stretchr/testify/mock"
"golang.org/x/net/context"
)
var _ = Describe("ProcessDelivery", func() {
var (
repo *MockDeliveryRepository
send *MockDeliverySender
delivery entity.Delivery
err error
)
BeforeEach(func() {
repo = &MockDeliveryRepository{}
send = &MockDeliverySender{}
})
AfterEach(func() {
test.VerifyMock(repo.Mock, send.Mock)
})
JustBeforeEach(func() {
subject := &ProcessDelivery{repo, send}
err = subject.Exec(context.Background(), delivery)