3
0
corteza/pkg/messagebus/settings.go
2021-04-26 08:54:03 +02:00

128 lines
2.9 KiB
Go

package messagebus
import (
"database/sql/driver"
"encoding/json"
"errors"
"fmt"
"time"
"github.com/cortezaproject/corteza-server/pkg/filter"
"github.com/cortezaproject/corteza-server/pkg/rbac"
"github.com/cortezaproject/corteza-server/system/types"
"github.com/spf13/cast"
)
type (
QueueSettingsMeta struct {
PollDelay *time.Duration `json:"poll_delay"`
DispatchEvents bool `json:"dispatch_events"`
}
QueueSettings struct {
ID uint64 `json:"queueID,string"`
Consumer string `json:"consumer"`
Queue string `json:"queue"`
Meta QueueSettingsMeta `json:"meta"`
CreatedAt time.Time `json:"createdAt,omitempty"`
CreatedBy uint64 `json:"createdBy,string" `
UpdatedAt *time.Time `json:"updatedAt,omitempty"`
UpdatedBy uint64 `json:"updatedBy,string,omitempty" `
DeletedAt *time.Time `json:"deletedAt,omitempty"`
DeletedBy uint64 `json:"deletedBy,string,omitempty" `
}
QueueSettingsFilter struct {
Queue string `json:"queue"`
Consumer ConsumerType `json:"handler"`
Deleted filter.State `json:"deleted"`
// Check fn is called by store backend for each resource found function can
// modify the resource and return false if store should not return it
//
// Store then loads additional resources to satisfy the paging parameters
Check func(*QueueSettings) (bool, error) `json:"-"`
filter.Sorting
filter.Paging
}
)
// Resource returns a system resource ID for this type
func (s QueueSettings) RBACResource() rbac.Resource {
return types.MessagebusQueueRBACResource.AppendID(s.ID)
}
func (h *QueueSettingsMeta) UnmarshalJSON(s []byte) error {
type Alias QueueSettingsMeta
aux := &struct {
PollDelay string `json:"poll_delay"`
*Alias
}{
Alias: (*Alias)(h),
}
// set default
h.DispatchEvents = false
if err := json.Unmarshal(s, aux); err != nil {
return err
}
if d, err := cast.ToDurationE(aux.PollDelay); err == nil {
h.PollDelay = &d
}
return nil
}
func (m QueueSettingsMeta) Value() (driver.Value, error) {
return json.Marshal(m)
}
func (m QueueSettingsMeta) MarshalJSON() ([]byte, error) {
pollDelay := ""
if m.PollDelay != nil {
pollDelay = m.PollDelay.String()
}
return json.Marshal(struct {
PollDelay string `json:"poll_delay"`
DispatchEvents bool `json:"dispatch_events"`
}{
PollDelay: pollDelay,
DispatchEvents: m.DispatchEvents,
})
}
func (m *QueueSettingsMeta) Scan(value interface{}) error {
switch value.(type) {
case nil:
*m = QueueSettingsMeta{}
case []uint8:
if err := json.Unmarshal(value.([]byte), m); err != nil {
return errors.New(fmt.Sprintf("cannot scan '%v' into QueueSettingsMeta", value))
}
}
return nil
}
func (s *QueueSettings) CanDispatch() bool {
return s.Meta.DispatchEvents
}
func ParseQueueSettingsMeta(ss []string) (p QueueSettingsMeta, err error) {
p = QueueSettingsMeta{}
if len(ss) == 0 {
return
}
return p, json.Unmarshal([]byte(ss[0]), &p)
}