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packet.go
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/
packet.go
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package monkey
import "encoding/json"
// GatePacketer gate 数据的打包器
type GatePacketer interface {
Pack(int, int, interface{}) (*Envelope, error)
Unpack([]byte, interface{}) error
}
// JSONGatePacket 默认网关解包器
type JSONGatePacket struct {
PacketID int `json:"packet_id"`
Data json.RawMessage `json:"data"`
}
// Pack 打包gate 包数据
func (p *JSONGatePacket) Pack(msgType, packetID int, data interface{}) (*Envelope, error) {
d, err := json.Marshal(data)
if err != nil {
return nil, err
}
var pack = &JSONGatePacket{
PacketID: packetID,
Data: d,
}
msg, err := json.Marshal(pack)
if err != nil {
return nil, err
}
return &Envelope{T: msgType, Msg: msg}, nil
}
// Unpack 解析
func (p *JSONGatePacket) Unpack(raw []byte, v interface{}) error {
return json.Unmarshal(raw, v)
}
// JSONPacketer 默认的json 解析器
var JSONPacketer = JSONGatePacket{}