mirror of
https://github.com/superseriousbusiness/gotosocial.git
synced 2024-11-01 15:00:00 +00:00
2dc9fc1626
* start moving to bun * changing more stuff * more * and yet more * tests passing * seems stable now * more big changes * small fix * little fixes
74 lines
1.6 KiB
Go
74 lines
1.6 KiB
Go
package pgproto3
|
|
|
|
import (
|
|
"bytes"
|
|
"encoding/binary"
|
|
"encoding/json"
|
|
|
|
"github.com/jackc/pgio"
|
|
)
|
|
|
|
type NotificationResponse struct {
|
|
PID uint32
|
|
Channel string
|
|
Payload string
|
|
}
|
|
|
|
// Backend identifies this message as sendable by the PostgreSQL backend.
|
|
func (*NotificationResponse) Backend() {}
|
|
|
|
// Decode decodes src into dst. src must contain the complete message with the exception of the initial 1 byte message
|
|
// type identifier and 4 byte message length.
|
|
func (dst *NotificationResponse) Decode(src []byte) error {
|
|
buf := bytes.NewBuffer(src)
|
|
|
|
pid := binary.BigEndian.Uint32(buf.Next(4))
|
|
|
|
b, err := buf.ReadBytes(0)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
channel := string(b[:len(b)-1])
|
|
|
|
b, err = buf.ReadBytes(0)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
payload := string(b[:len(b)-1])
|
|
|
|
*dst = NotificationResponse{PID: pid, Channel: channel, Payload: payload}
|
|
return nil
|
|
}
|
|
|
|
// Encode encodes src into dst. dst will include the 1 byte message type identifier and the 4 byte message length.
|
|
func (src *NotificationResponse) Encode(dst []byte) []byte {
|
|
dst = append(dst, 'A')
|
|
sp := len(dst)
|
|
dst = pgio.AppendInt32(dst, -1)
|
|
|
|
dst = pgio.AppendUint32(dst, src.PID)
|
|
dst = append(dst, src.Channel...)
|
|
dst = append(dst, 0)
|
|
dst = append(dst, src.Payload...)
|
|
dst = append(dst, 0)
|
|
|
|
pgio.SetInt32(dst[sp:], int32(len(dst[sp:])))
|
|
|
|
return dst
|
|
}
|
|
|
|
// MarshalJSON implements encoding/json.Marshaler.
|
|
func (src NotificationResponse) MarshalJSON() ([]byte, error) {
|
|
return json.Marshal(struct {
|
|
Type string
|
|
PID uint32
|
|
Channel string
|
|
Payload string
|
|
}{
|
|
Type: "NotificationResponse",
|
|
PID: src.PID,
|
|
Channel: src.Channel,
|
|
Payload: src.Payload,
|
|
})
|
|
}
|