full cookie support

bot/basic/basic.go

@@ -41,6 +41,8 @@ func NewPlayer(c *bot.Client, settings Settings, events EventsListener) *Player
 		bot.PacketHandler{Priority: 0, ID: packetid.ClientboundKeepAlive, F: p.handleKeepAlivePacket},
 		bot.PacketHandler{Priority: 0, ID: packetid.ClientboundRespawn, F: p.handleRespawnPacket},
 		bot.PacketHandler{Priority: 0, ID: packetid.ClientboundPing, F: p.handlePingPacket},
+		bot.PacketHandler{Priority: 0, ID: packetid.ClientboundCookieRequest, F: p.handleCookieRequestPacket},
+		bot.PacketHandler{Priority: 0, ID: packetid.ClientboundStoreCookie, F: p.handleStoreCookiePacket},
 	)
 	events.attach(p)
 	return p

bot/basic/cookie.go

@@ -0,0 +1,37 @@
+package basic
+
+import (
+	"github.com/Tnze/go-mc/data/packetid"
+	pk "github.com/Tnze/go-mc/net/packet"
+)
+
+func (p *Player) handleCookieRequestPacket(packet pk.Packet) error {
+	var key pk.Identifier
+	err := packet.Scan(&key)
+	if err != nil {
+		return Error{err}
+	}
+	cookieContent := p.c.Cookies[string(key)]
+	err = p.c.Conn.WritePacket(pk.Marshal(
+		packetid.ServerboundCookieResponse,
+		key, pk.OptionEncoder[pk.ByteArray]{
+			Has: cookieContent != nil,
+			Val: pk.ByteArray(cookieContent),
+		},
+	))
+	if err != nil {
+		return Error{err}
+	}
+	return nil
+}
+
+func (p *Player) handleStoreCookiePacket(packet pk.Packet) error {
+	var key pk.Identifier
+	var payload pk.ByteArray
+	err := packet.Scan(&key, &payload)
+	if err != nil {
+		return Error{err}
+	}
+	p.c.Cookies[string(key)] = []byte(payload)
+	return nil
+}