Command parse compound

server/command.go

@@ -0,0 +1,49 @@
+package server
+
+import (
+	"context"
+	"github.com/Tnze/go-mc/data/packetid"
+	pk "github.com/Tnze/go-mc/net/packet"
+	"github.com/Tnze/go-mc/server/command"
+	"strings"
+)
+
+type CommandGraph struct {
+	*command.Graph
+}
+
+func NewCommandGraph() *CommandGraph {
+	return &CommandGraph{
+		Graph: command.NewGraph(),
+	}
+}
+
+func (c *CommandGraph) Init(g *Game) {
+	g.AddHandler(&PacketHandler{
+		ID: packetid.ServerboundChat,
+		F: func(player *Player, packet Packet757) error {
+			var msg pk.String
+			if err := pk.Packet(packet).Scan(&msg); err != nil {
+				return err
+			}
+			if cmd := string(msg); strings.HasPrefix(cmd, "/") {
+				cmderr := c.Graph.Run(strings.TrimPrefix(cmd, "/"))
+				if cmderr != nil {
+					// TODO: tell player that their command has error
+				}
+			}
+			return nil
+		},
+	})
+}
+
+func (c *CommandGraph) Run(ctx context.Context) {}
+
+func (c *CommandGraph) AddPlayer(p *Player) {
+	p.WritePacket(Packet757(pk.Marshal(
+		packetid.ClientboundCommands,
+		c.Graph,
+	)))
+}
+
+func (c *CommandGraph) RemovePlayer(p *Player) {}