Files
eko/internal/packet/encoders.go
2025-08-04 11:38:07 +03:00

70 lines
1.8 KiB
Go

// Eko: A terminal-native social media platform
// Copyright (C) 2025 Kyren223
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published
// by the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
package packet
import (
"encoding/json"
"github.com/vmihailenco/msgpack/v5"
"github.com/kyren223/eko/pkg/assert"
)
type Payload interface {
Type() PacketType
}
type defaultPacketEncoder struct {
data []byte
encoding Encoding
packetType PacketType
}
func (e defaultPacketEncoder) Encoding() Encoding {
return e.encoding
}
func (e defaultPacketEncoder) Type() PacketType {
return e.packetType
}
func (e defaultPacketEncoder) Payload() []byte {
return e.data
}
func NewJsonEncoder(payload Payload) PacketEncoder {
data, err := json.Marshal(payload)
assert.NoError(err, "encoding a message with JSON should never fail")
return defaultPacketEncoder{
data: data,
encoding: EncodingJson,
packetType: payload.Type(),
}
}
func NewMsgPackEncoder(payload Payload) PacketEncoder {
data, err := msgpack.Marshal(payload)
assert.NoError(err, "encoding a message with msg pack should never fail")
return defaultPacketEncoder{
data: data,
encoding: EncodingMsgPack,
packetType: payload.Type(),
}
}