78 lines
1.9 KiB
Go
78 lines
1.9 KiB
Go
package server
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const (
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// MessageTypePacket 数据包消息类型：该类型的数据将被发送到 ConnectionReceivePacketEvent 进行处理
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// - *server.Conn
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// - []byte
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MessageTypePacket MessageType = iota
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// MessageTypeError 错误消息类型：根据不同的错误状态，将交由 Server 进行统一处理
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// - error
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// - server.MessageErrorAction
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MessageTypeError
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)
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var messageNames = map[MessageType]string{
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MessageTypePacket: "MessageTypePacket",
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MessageTypeError: "MessageTypeError",
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}
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const (
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MessageErrorActionNone MessageErrorAction = iota // 错误消息类型操作：将不会被进行任何特殊处理，仅进行日志输出
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MessageErrorActionShutdown // 错误消息类型操作：当接收到该类型的操作时，服务器将执行 Server.Shutdown 函数
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)
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var messageErrorActionNames = map[MessageErrorAction]string{
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MessageErrorActionNone: "None",
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MessageErrorActionShutdown: "Shutdown",
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}
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type (
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// MessageType 消息类型
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MessageType byte
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// MessageErrorAction 错误消息类型操作
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MessageErrorAction byte
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)
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func (slf MessageErrorAction) String() string {
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return messageErrorActionNames[slf]
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}
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type message struct {
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t MessageType
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attrs []any
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}
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func (slf MessageType) String() string {
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return messageNames[slf]
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}
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func (slf MessageType) deconstructPacket(attrs ...any) (conn *Conn, packet []byte) {
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if len(attrs) != 2 {
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panic(ErrMessageTypePacketAttrs)
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}
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var ok bool
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if conn, ok = attrs[0].(*Conn); !ok {
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panic(ErrMessageTypePacketAttrs)
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}
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if packet, ok = attrs[1].([]byte); !ok {
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panic(ErrMessageTypePacketAttrs)
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}
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return
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}
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func (slf MessageType) deconstructError(attrs ...any) (err error, action MessageErrorAction) {
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if len(attrs) != 2 {
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panic(ErrMessageTypeErrorAttrs)
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}
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var ok bool
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if err, ok = attrs[0].(error); !ok {
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panic(ErrMessageTypeErrorAttrs)
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}
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if action, ok = attrs[1].(MessageErrorAction); !ok {
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panic(ErrMessageTypeErrorAttrs)
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}
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return
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}
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