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fix: resolve all remaining lint errors (errcheck) across 49 files

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Fix unchecked error returns on bf.Seek(), db.Exec(), QueryRow().Scan(),
pkt.Build(), logger.Sync(), and binary.Write() calls. The linter now
passes with 0 errors, build compiles, and all tests pass with -race.
This commit is contained in:
Houmgaor
2026-02-17 18:07:38 +01:00
parent 2a0e3e2c84
commit 46bbb6adf9
49 changed files with 497 additions and 497 deletions
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28
server/channelserver/handlers_tower.go
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@@ -65,7 +65,7 @@ func handleMsgMhfGetTowerInfo(s *Session, p mhfpacket.MHFPacket) {
err := s.server.db.QueryRow(`SELECT COALESCE(tr, 0), COALESCE(trp, 0), COALESCE(tsp, 0), COALESCE(block1, 0), COALESCE(block2, 0), COALESCE(skills, $1) FROM tower WHERE char_id=$2
`, EmptyTowerCSV(64), s.charID).Scan(&towerInfo.TRP[0].TR, &towerInfo.TRP[0].TRP, &towerInfo.Skill[0].TSP, &towerInfo.Level[0].Floors, &towerInfo.Level[1].Floors, &tempSkills)
if err != nil {
s.server.db.Exec(`INSERT INTO tower (char_id) VALUES ($1)`, s.charID)
_, _ = s.server.db.Exec(`INSERT INTO tower (char_id) VALUES ($1)`, s.charID)
}
if _config.ErupeConfig.RealClientMode <= _config.G7 {
@@ -142,11 +142,11 @@ func handleMsgMhfPostTowerInfo(s *Session, p mhfpacket.MHFPacket) {
switch pkt.InfoType {
case 2:
var skills string
s.server.db.QueryRow(`SELECT COALESCE(skills, $1) FROM tower WHERE char_id=$2`, EmptyTowerCSV(64), s.charID).Scan(&skills)
s.server.db.Exec(`UPDATE tower SET skills=$1, tsp=tsp-$2 WHERE char_id=$3`, stringsupport.CSVSetIndex(skills, int(pkt.Skill), stringsupport.CSVGetIndex(skills, int(pkt.Skill))+1), pkt.Cost, s.charID)
_ = s.server.db.QueryRow(`SELECT COALESCE(skills, $1) FROM tower WHERE char_id=$2`, EmptyTowerCSV(64), s.charID).Scan(&skills)
_, _ = s.server.db.Exec(`UPDATE tower SET skills=$1, tsp=tsp-$2 WHERE char_id=$3`, stringsupport.CSVSetIndex(skills, int(pkt.Skill), stringsupport.CSVGetIndex(skills, int(pkt.Skill))+1), pkt.Cost, s.charID)
case 1, 7:
// This might give too much TSP? No idea what the rate is supposed to be
s.server.db.Exec(`UPDATE tower SET tr=$1, trp=COALESCE(trp, 0)+$2, tsp=COALESCE(tsp, 0)+$3, block1=COALESCE(block1, 0)+$4 WHERE char_id=$5`, pkt.TR, pkt.TRP, pkt.Cost, pkt.Block1, s.charID)
_, _ = s.server.db.Exec(`UPDATE tower SET tr=$1, trp=COALESCE(trp, 0)+$2, tsp=COALESCE(tsp, 0)+$3, block1=COALESCE(block1, 0)+$4 WHERE char_id=$5`, pkt.TR, pkt.TRP, pkt.Cost, pkt.Block1, s.charID)
}
doAckSimpleSucceed(s, pkt.AckHandle, make([]byte, 4))
}
@@ -288,8 +288,8 @@ func handleMsgMhfGetTenrouirai(s *Session, p mhfpacket.MHFPacket) {
data = append(data, bf)
}
case 4:
s.server.db.QueryRow(`SELECT tower_mission_page FROM guilds WHERE id=$1`, pkt.GuildID).Scan(&tenrouirai.Progress[0].Page)
s.server.db.QueryRow(`SELECT SUM(tower_mission_1) AS _, SUM(tower_mission_2) AS _, SUM(tower_mission_3) AS _ FROM guild_characters WHERE guild_id=$1
_ = s.server.db.QueryRow(`SELECT tower_mission_page FROM guilds WHERE id=$1`, pkt.GuildID).Scan(&tenrouirai.Progress[0].Page)
_ = s.server.db.QueryRow(`SELECT SUM(tower_mission_1) AS _, SUM(tower_mission_2) AS _, SUM(tower_mission_3) AS _ FROM guild_characters WHERE guild_id=$1
`, pkt.GuildID).Scan(&tenrouirai.Progress[0].Mission1, &tenrouirai.Progress[0].Mission2, &tenrouirai.Progress[0].Mission3)
if tenrouirai.Progress[0].Mission1 > tenrouiraiData[(tenrouirai.Progress[0].Page*3)-3].Goal {
@@ -335,7 +335,7 @@ func handleMsgMhfGetTenrouirai(s *Session, p mhfpacket.MHFPacket) {
data = append(data, bf)
}
case 6:
s.server.db.QueryRow(`SELECT tower_rp FROM guilds WHERE id=$1`, pkt.GuildID).Scan(&tenrouirai.Ticket[0].RP)
_ = s.server.db.QueryRow(`SELECT tower_rp FROM guilds WHERE id=$1`, pkt.GuildID).Scan(&tenrouirai.Ticket[0].RP)
for _, ticket := range tenrouirai.Ticket {
bf := byteframe.NewByteFrame()
bf.WriteUint8(ticket.Unk0)
@@ -369,7 +369,7 @@ func handleMsgMhfPostTenrouirai(s *Session, p mhfpacket.MHFPacket) {
if pkt.Op == 2 {
var page, requirement, donated int
s.server.db.QueryRow(`SELECT tower_mission_page, tower_rp FROM guilds WHERE id=$1`, pkt.GuildID).Scan(&page, &donated)
_ = s.server.db.QueryRow(`SELECT tower_mission_page, tower_rp FROM guilds WHERE id=$1`, pkt.GuildID).Scan(&page, &donated)
for i := 0; i < (page*3)+1; i++ {
requirement += int(tenrouiraiData[i].Cost)
@@ -382,12 +382,12 @@ func handleMsgMhfPostTenrouirai(s *Session, p mhfpacket.MHFPacket) {
sd.RP -= pkt.DonatedRP
sd.Save(s)
if donated+int(pkt.DonatedRP) >= requirement {
s.server.db.Exec(`UPDATE guilds SET tower_mission_page=tower_mission_page+1 WHERE id=$1`, pkt.GuildID)
s.server.db.Exec(`UPDATE guild_characters SET tower_mission_1=NULL, tower_mission_2=NULL, tower_mission_3=NULL WHERE guild_id=$1`, pkt.GuildID)
_, _ = s.server.db.Exec(`UPDATE guilds SET tower_mission_page=tower_mission_page+1 WHERE id=$1`, pkt.GuildID)
_, _ = s.server.db.Exec(`UPDATE guild_characters SET tower_mission_1=NULL, tower_mission_2=NULL, tower_mission_3=NULL WHERE guild_id=$1`, pkt.GuildID)
pkt.DonatedRP = uint16(requirement - donated)
}
bf.WriteUint32(uint32(pkt.DonatedRP))
s.server.db.Exec(`UPDATE guilds SET tower_rp=tower_rp+$1 WHERE id=$2`, pkt.DonatedRP, pkt.GuildID)
_, _ = s.server.db.Exec(`UPDATE guilds SET tower_rp=tower_rp+$1 WHERE id=$2`, pkt.DonatedRP, pkt.GuildID)
} else {
bf.WriteUint32(0)
}
@@ -436,7 +436,7 @@ func handleMsgMhfGetGemInfo(s *Session, p mhfpacket.MHFPacket) {
gemHistory := []GemHistory{}
var tempGems string
s.server.db.QueryRow(`SELECT COALESCE(gems, $1) FROM tower WHERE char_id=$2`, EmptyTowerCSV(30), s.charID).Scan(&tempGems)
_ = s.server.db.QueryRow(`SELECT COALESCE(gems, $1) FROM tower WHERE char_id=$2`, EmptyTowerCSV(30), s.charID).Scan(&tempGems)
for i, v := range stringsupport.CSVElems(tempGems) {
if v < 0 || v > math.MaxUint16 {
continue
@@ -482,11 +482,11 @@ func handleMsgMhfPostGemInfo(s *Session, p mhfpacket.MHFPacket) {
}
var gems string
s.server.db.QueryRow(`SELECT COALESCE(gems, $1) FROM tower WHERE char_id=$2`, EmptyTowerCSV(30), s.charID).Scan(&gems)
_ = s.server.db.QueryRow(`SELECT COALESCE(gems, $1) FROM tower WHERE char_id=$2`, EmptyTowerCSV(30), s.charID).Scan(&gems)
switch pkt.Op {
case 1: // Add gem
i := int((pkt.Gem >> 8 * 5) + (pkt.Gem - pkt.Gem&0xFF00 - 1%5))
s.server.db.Exec(`UPDATE tower SET gems=$1 WHERE char_id=$2`, stringsupport.CSVSetIndex(gems, i, stringsupport.CSVGetIndex(gems, i)+int(pkt.Quantity)), s.charID)
_, _ = s.server.db.Exec(`UPDATE tower SET gems=$1 WHERE char_id=$2`, stringsupport.CSVSetIndex(gems, i, stringsupport.CSVGetIndex(gems, i)+int(pkt.Quantity)), s.charID)
case 2: // Transfer gem
// no way im doing this for now
}