67 lines
1.4 KiB
Go
67 lines
1.4 KiB
Go
package minecraft
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import (
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"encoding/json"
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"log"
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"github.com/Tnze/go-mc/chat"
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"github.com/Tnze/go-mc/net"
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pk "github.com/Tnze/go-mc/net/packet"
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"github.com/google/uuid"
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)
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func (s *Server) acceptListPing(conn net.Conn) {
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var p pk.Packet
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for i := 0; i < 2; i++ { // ping or list. Only accept twice
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err := conn.ReadPacket(&p)
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if err != nil {
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return
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}
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switch p.ID {
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case 0x00: //List
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err = conn.WritePacket(pk.Marshal(0x00, pk.String(listResp())))
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case 0x01: //Ping
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err = conn.WritePacket(p)
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}
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if err != nil {
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return
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}
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}
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}
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type player struct {
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Name string `json:"name"`
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ID uuid.UUID `json:"id"`
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}
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// listResp return server status as JSON string
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func listResp() string {
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var list struct {
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Version struct {
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Name string `json:"name"`
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Protocol int `json:"protocol"`
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} `json:"version"`
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Players struct {
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Max int `json:"max"`
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Online int `json:"online"`
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Sample []player `json:"sample"`
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} `json:"players"`
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Description chat.Message `json:"description"`
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FavIcon string `json:"favicon,omitempty"`
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}
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list.Version.Name = "Chat Server"
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list.Version.Protocol = ProtocolVersion
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list.Players.Max = MaxPlayer
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list.Players.Online = 0
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list.Players.Sample = []player{}
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list.Description = chat.Message{Text: "A Minecraft Server"}
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data, err := json.Marshal(list)
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if err != nil {
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log.Panic("Marshal JSON for status checking fail")
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}
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return string(data)
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}
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