init commit

internal/handlers/auth.go

@@ -0,0 +1,72 @@
+package handlers
+
+import (
+	"customServer/internal/protocol"
+	"customServer/internal/state"
+	"fmt"
+	"net"
+	"time"
+)
+
+func HandleAsyncAuthRequest(conn net.Conn, requestData []byte) ([]byte, int) {
+	fmt.Println("[TCP] Handling AsyncAuthRequest")
+
+	// Session Message
+	sessionData := make([]byte, 0)
+	// field 1 (Id), Varint (WireType 0)
+	sessionData = append(sessionData, 0x08)
+	sessionData = append(sessionData, protocol.EncodeVarint(uint64(time.Now().UnixNano()))...)
+
+	// Player Message
+	player := state.GetMockPlayerBytes()
+
+	// AsyncConnectedRequest
+	asyncConnected := make([]byte, 0)
+	// field 1 (Session), message
+	asyncConnected = append(asyncConnected, 0x0a)
+	asyncConnected = append(asyncConnected, protocol.EncodeVarint(uint64(len(sessionData)))...)
+	asyncConnected = append(asyncConnected, sessionData...)
+
+	// field 2 (Player), message
+	asyncConnected = append(asyncConnected, 0x12)
+	asyncConnected = append(asyncConnected, protocol.EncodeVarint(uint64(len(player)))...)
+	asyncConnected = append(asyncConnected, player...)
+
+	return asyncConnected, 406
+}
+
+func HandlePingRequest(conn net.Conn, requestData []byte) ([]byte, int) {
+	fmt.Println("[TCP] Handling PingRequest")
+	// The client sends a PingRequest with a timestamp (field 1).
+	// We should respond with a PingRequest (777) containing the same timestamp.
+
+	// Extract timestamp if possible, otherwise just send back a default one
+	// For simplicity, we just echo back what we got if it's small, or send a new one.
+	return requestData, 777
+}
+
+func HandleAsyncDisconnectRequest(conn net.Conn, requestData []byte) ([]byte, int) {
+	fmt.Println("[TCP] Handling AsyncDisconnectRequest")
+	return []byte{}, 401
+}
+
+func HandleAskServerStatisticsRequest(conn net.Conn, requestData []byte) ([]byte, int) {
+	fmt.Println("[TCP] Handling AskServerStatisticsRequest")
+	// Return ServerStatisticsRequest (409)
+	// Fields: 1:HostedGames, 2:Players, 3:ConnectedPlayers (all int32)
+	stats := make([]byte, 0)
+
+	// Field 1: HostedGames (Varint)
+	stats = append(stats, 0x08)
+	stats = append(stats, protocol.EncodeVarint(1)...)
+
+	// Field 2: Players (Varint)
+	stats = append(stats, 0x10)
+	stats = append(stats, protocol.EncodeVarint(1)...)
+
+	// Field 3: ConnectedPlayers (Varint)
+	stats = append(stats, 0x18)
+	stats = append(stats, protocol.EncodeVarint(1)...)
+
+	return stats, 409
+}