pre cw with probe and a bunch script to read game behavior

internal/sdkserver/battle_live_servants.go

@@ -0,0 +1,52 @@
+package sdkserver
+
+import (
+	"encoding/base64"
+	"fmt"
+	pb "gac-hkrpg-go/protocol/proto"
+	"google.golang.org/protobuf/proto"
+)
+
+func applyLiveServantStatistics(statistics *pb.BattleStatistics, encoded []string, breakdowns []liveAvatarBreakdown) error {
+	if len(encoded) == 0 && len(breakdowns) == 0 {
+		return nil
+	}
+	if len(encoded) > 64 || (len(breakdowns) != 0 && len(breakdowns) != len(encoded)) {
+		return fmt.Errorf("invalid servant statistics count")
+	}
+	if statistics.GetIAGKLJEKAOL() != nil && len(statistics.IAGKLJEKAOL.GFOAHHHNBJC) != 0 {
+		return fmt.Errorf("servant statistics must use a single source")
+	}
+	servants := make([]*pb.BattleAvatarServantInfo, 0, len(encoded))
+	totalBytes := 0
+	for i, value := range encoded {
+		wire, err := base64.StdEncoding.Strict().DecodeString(value)
+		if err != nil || len(wire) == 0 || len(wire) > 2<<20-totalBytes {
+			return fmt.Errorf("invalid or oversized servant protobuf")
+		}
+		totalBytes += len(wire)
+		servant := &pb.BattleAvatarServantInfo{}
+		if err := proto.Unmarshal(wire, servant); err != nil || servant.AvatarId == 0 {
+			return fmt.Errorf("invalid BattleAvatarServantInfo protobuf")
+		}
+		if len(breakdowns) != 0 {
+			// Reuse the validation and dictionary hydration used for avatars.
+			temporary := &pb.AvatarBattleInfo{}
+			if err := applyLiveAvatarBreakdowns([]*pb.AvatarBattleInfo{temporary}, breakdowns[i:i+1]); err != nil {
+				return err
+			}
+			if breakdowns[i].Damage != nil {
+				servant.AttackTypeDamage = temporary.AttackTypeDamage
+			}
+			if breakdowns[i].BreakDamage != nil {
+				servant.AttackTypeBreakDamage = temporary.AttackTypeBreakDamage
+			}
+			if breakdowns[i].MaxDamage != nil {
+				servant.AttackTypeMaxDamage = temporary.AttackTypeMaxDamage
+			}
+		}
+		servants = append(servants, servant)
+	}
+	statistics.IAGKLJEKAOL = &pb.OHDHNDMJFAP{GFOAHHHNBJC: servants}
+	return nil
+}