Update GaCy-GO

internal/gameserver/currency_wars_encounter.go

@@ -0,0 +1,64 @@
+package gameserver
+
+import (
+	"fmt"
+	pb "gac-hkrpg-go/protocol/proto"
+)
+
+// Current schema MOADBALHMFD is SelectedEliteBranchId in layer/sync and
+// EliteBranchId in both requests. The reference SelectEncounter and
+// BuildEncounterSelectionUpdateSync use a one-based offered-branch index.
+func cwSetEncounterSelection(run *pb.MPIMAEMCEFH, index uint32) (*pb.KFNCAIHIHCM, error) {
+	stage, _ := cwStage(run)
+	if stage == nil {
+		return nil, fmt.Errorf("CW Encounter stage missing")
+	}
+	layer := stage.GetIMPNAHBCADN().GetMPOBBIPMNNJ()
+	if layer == nil || len(layer.BPDABHGFBFO) < 2 || index == 0 || uint64(index) > uint64(len(layer.BPDABHGFBFO)) || layer.BPDABHGFBFO[index-1] == nil {
+		return nil, fmt.Errorf("CW Encounter branch is not in the active offer")
+	}
+	layer.MOADBALHMFD = index
+	return &pb.KFNCAIHIHCM{MNLCHEJKDHO: &pb.KFNCAIHIHCM_FGODNPLCECH{FGODNPLCECH: &pb.KEPIEGKPFIJ{MOADBALHMFD: index}}}, nil
+}
+
+func cwSelectEncounter(run *pb.MPIMAEMCEFH, request *pb.OHAINOHGKCM) (*pb.GridFightSyncUpdateResultScNotify, error) {
+	if run.GetFMIGOKIDKJL().GetBAKAKODKECM() == nil || request == nil {
+		return nil, fmt.Errorf("CW Encounter selection is not active")
+	}
+	queue := run.FMIGOKIDKJL.QueuePosition
+	if queue == ^uint32(0) {
+		return nil, fmt.Errorf("CW pending identifiers exhausted")
+	}
+	selected, err := cwSetEncounterSelection(run, request.MOADBALHMFD)
+	if err != nil {
+		return nil, err
+	}
+	// Reference phase transition: SelectingEncounter -> AwaitingBattleReturn,
+	// followed by the ordinary ReturnPreparation action; no battle starts here.
+	pending := &pb.CHCHAJIANIM{QueuePosition: queue + 1, FGLIODAJFML: &pb.CHCHAJIANIM_LGNPHHBGKFH{LGNPHHBGKFH: &pb.HJPDALHDJHC{}}}
+	run.FMIGOKIDKJL = pending
+	return cwNotify(selected, cwFinish(queue), cwUnlock(), &pb.KFNCAIHIHCM{MNLCHEJKDHO: &pb.KFNCAIHIHCM_FMIGOKIDKJL{FMIGOKIDKJL: pending}}), nil
+}
+
+func init() {
+	cwHandle("GridFightUpdateEliteBranchSelect", func(s *Session, req *pb.GridFightUpdateEliteBranchSelectCsReq, rsp *pb.GridFightUpdateEliteBranchSelectScRsp) error {
+		rsp.Retcode = uint32(pb.Retcode_RET_GRID_FIGHT_PARAM_NOT_MATCH)
+		catalog, data, err := cwPreparingData(s)
+		if err != nil {
+			return nil
+		}
+		selected, err := cwSetEncounterSelection(data.DHFOFLFCLAH, req.MOADBALHMFD)
+		if err != nil {
+			PacketLog("CW_ENCOUNTER_UPDATE rejected: " + err.Error())
+			return nil
+		}
+		if err = s.saveCurrencyWarsData(data, catalog); err != nil {
+			return nil
+		}
+		if err = cwSend(s, cwNotify(selected)); err != nil {
+			return err
+		}
+		rsp.Retcode = 0
+		return nil
+	})
+}