Erupe/server/channelserver/handlers_quest.go

package channelserver

import (
	"encoding/hex"
	"fmt"
	"io"
	"os"
	"path/filepath"

	"erupe-ce/common/byteframe"
	"erupe-ce/network/mhfpacket"
	"go.uber.org/zap"
)

func handleMsgSysGetFile(s *Session, p mhfpacket.MHFPacket) {
	pkt := p.(*mhfpacket.MsgSysGetFile)

	if pkt.IsScenario {
		if s.server.erupeConfig.DevModeOptions.QuestDebugTools && s.server.erupeConfig.DevMode {
			s.logger.Debug(
				"Scenario",
				zap.Uint8("CategoryID", pkt.ScenarioIdentifer.CategoryID),
				zap.Uint32("MainID", pkt.ScenarioIdentifer.MainID),
				zap.Uint8("ChapterID", pkt.ScenarioIdentifer.ChapterID),
				zap.Uint8("Flags", pkt.ScenarioIdentifer.Flags),
			)
		}
		filename := fmt.Sprintf("%d_0_0_0_S%d_T%d_C%d", pkt.ScenarioIdentifer.CategoryID, pkt.ScenarioIdentifer.MainID, pkt.ScenarioIdentifer.Flags, pkt.ScenarioIdentifer.ChapterID)
		// Read the scenario file.
		data, err := os.ReadFile(filepath.Join(s.server.erupeConfig.BinPath, fmt.Sprintf("scenarios/%s.bin", filename)))
		if err != nil {
			s.logger.Error(fmt.Sprintf("Failed to open file: %s/scenarios/%s.bin", s.server.erupeConfig.BinPath, filename))
			// This will crash the game.
			doAckBufSucceed(s, pkt.AckHandle, data)
			return
		}
		doAckBufSucceed(s, pkt.AckHandle, data)
	} else {
		if _, err := os.Stat(filepath.Join(s.server.erupeConfig.BinPath, "quest_override.bin")); err == nil {
			data, err := os.ReadFile(filepath.Join(s.server.erupeConfig.BinPath, "quest_override.bin"))
			if err != nil {
				panic(err)
			}
			doAckBufSucceed(s, pkt.AckHandle, data)
		} else {
			if s.server.erupeConfig.DevModeOptions.QuestDebugTools && s.server.erupeConfig.DevMode {
				s.logger.Debug(
					"Quest",
					zap.String("Filename", pkt.Filename),
				)
			}
			// Get quest file.
			data, err := os.ReadFile(filepath.Join(s.server.erupeConfig.BinPath, fmt.Sprintf("quests/%s.bin", pkt.Filename)))
			if err != nil {
				s.logger.Error(fmt.Sprintf("Failed to open file: %s/quests/%s.bin", s.server.erupeConfig.BinPath, pkt.Filename))
				// This will crash the game.
				doAckBufSucceed(s, pkt.AckHandle, data)
				return
			}
			doAckBufSucceed(s, pkt.AckHandle, data)
		}
	}
}

func handleMsgMhfLoadFavoriteQuest(s *Session, p mhfpacket.MHFPacket) {
	pkt := p.(*mhfpacket.MsgMhfLoadFavoriteQuest)
	var data []byte
	err := s.server.db.QueryRow("SELECT savefavoritequest FROM characters WHERE id = $1", s.charID).Scan(&data)
	if err == nil && len(data) > 0 {
		doAckBufSucceed(s, pkt.AckHandle, data)
	} else {
		doAckBufSucceed(s, pkt.AckHandle, []byte{0x01, 0x00, 0x01, 0x00, 0x01, 0x00, 0x01, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00})
	}
}

func handleMsgMhfSaveFavoriteQuest(s *Session, p mhfpacket.MHFPacket) {
	pkt := p.(*mhfpacket.MsgMhfSaveFavoriteQuest)
	dumpSaveData(s, pkt.Data, "favquest")
	s.server.db.Exec("UPDATE characters SET savefavoritequest=$1 WHERE id=$2", pkt.Data, s.charID)
	doAckSimpleSucceed(s, pkt.AckHandle, []byte{0x00, 0x00, 0x00, 0x00})
}

func handleMsgMhfEnumerateQuest(s *Session, p mhfpacket.MHFPacket) {
	pkt := p.(*mhfpacket.MsgMhfEnumerateQuest)
	var totalCount, returnedCount uint16
	bf := byteframe.NewByteFrame()
	bf.WriteUint16(0)
	err := filepath.Walk(fmt.Sprintf("%s/events/", s.server.erupeConfig.BinPath), func(path string, info os.FileInfo, err error) error {
		if err != nil {
			return err
		} else if info.IsDir() {
			return nil
		}
		data, err := os.ReadFile(path)
		if err != nil {
			return err
		} else {
			if len(data) > 850 || len(data) < 400 {
				return nil // Could be more or less strict with size limits
			} else {
				totalCount++
				if totalCount > pkt.Offset && len(bf.Data()) < 60000 {
					returnedCount++
					bf.WriteBytes(data)
					return nil
				}
			}
		}
		return nil
	})
	if err != nil || totalCount == 0 {
		doAckBufSucceed(s, pkt.AckHandle, make([]byte, 18))
		return
	}

	vsQuestItems := []uint16{1580, 1581, 1582, 1583, 1584, 1585, 1587, 1588, 1589, 1595, 1596, 1597, 1598, 1599, 1600, 1601, 1602, 1603, 1604}
	vsQuestBets := []struct {
		IsTicket bool
		Quantity uint32
	}{
		{true, 5},
		{false, 1000},
		{false, 5000},
		{false, 10000},
	}

	data, _ := hex.DecodeString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	bf.WriteBytes(data)

	bf.WriteUint16(uint16(len(vsQuestItems)))
	bf.WriteUint32(uint32(len(vsQuestBets)))
	bf.WriteUint16(0) // Unk

	for i := range vsQuestItems {
		bf.WriteUint16(vsQuestItems[i])
	}
	for i := range vsQuestBets {
		bf.WriteBool(vsQuestBets[i].IsTicket)
		bf.WriteUint8(9)
		bf.WriteUint16(7)
		bf.WriteUint32(vsQuestBets[i].Quantity)
	}

	bf.WriteUint16(totalCount)
	bf.WriteUint16(pkt.Offset)
	bf.Seek(0, io.SeekStart)
	bf.WriteUint16(returnedCount)
	doAckBufSucceed(s, pkt.AckHandle, bf.Data())
}

func handleMsgMhfEnterTournamentQuest(s *Session, p mhfpacket.MHFPacket) {}

func handleMsgMhfGetUdBonusQuestInfo(s *Session, p mhfpacket.MHFPacket) {
	pkt := p.(*mhfpacket.MsgMhfGetUdBonusQuestInfo)

	udBonusQuestInfos := []struct {
		Unk0      uint8
		Unk1      uint8
		StartTime uint32 // Unix timestamp (seconds)
		EndTime   uint32 // Unix timestamp (seconds)
		Unk4      uint32
		Unk5      uint8
		Unk6      uint8
	}{} // Blank stub array.

	resp := byteframe.NewByteFrame()
	resp.WriteUint8(uint8(len(udBonusQuestInfos)))
	for _, q := range udBonusQuestInfos {
		resp.WriteUint8(q.Unk0)
		resp.WriteUint8(q.Unk1)
		resp.WriteUint32(q.StartTime)
		resp.WriteUint32(q.EndTime)
		resp.WriteUint32(q.Unk4)
		resp.WriteUint8(q.Unk5)
		resp.WriteUint8(q.Unk6)
	}

	doAckBufSucceed(s, pkt.AckHandle, resp.Data())
}