edg-l/ddnet
1
0
Fork 0
mirror of https://github.com/ddnet/ddnet.git synced 2024-11-14 03:58:18 +00:00
Code Issues Packages Projects Releases Wiki Activity

Use sql PERCENTAGE_RANK() window function

Browse source
This commit is contained in:
Zwelf 2021-01-24 16:41:43 +01:00
parent b28cdc933a
commit 953ea87929
1 changed files with 10 additions and 21 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

31
src/game/server/score.cpp
View file

@ -665,31 +665,26 @@ bool CScore::ShowRankThread(IDbConnection *pSqlServer, const ISqlData *pGameData
char aBuf[600]; char aBuf[600];
str_format(aBuf, sizeof(aBuf), str_format(aBuf, sizeof(aBuf),
"SELECT Rank, Time, " "SELECT Rank, Time, PercentRank "
" 100.0 - 100.0 * (Rank - 1) / ("
" SELECT COUNT(DISTINCT Name) - 1 "
" FROM %s_race WHERE Map = ?"
" ) AS BetterThanPercent "
"FROM (" "FROM ("
" SELECT RANK() OVER w AS Rank, Name, MIN(Time) AS Time " " SELECT RANK() OVER w AS Rank, PERCENT_RANK() OVER w as PercentRank, Name, MIN(Time) AS Time "
" FROM %s_race " " FROM %s_race "
" WHERE Map = ? " " WHERE Map = ? "
" GROUP BY Name " " GROUP BY Name "
" WINDOW w AS (ORDER BY Time)" " WINDOW w AS (ORDER BY Time)"
") as a " ") as a "
"WHERE Name = ?;", "WHERE Name = ?;",
pSqlServer->GetPrefix(), pSqlServer->GetPrefix()); pSqlServer->GetPrefix());
pSqlServer->PrepareStatement(aBuf); pSqlServer->PrepareStatement(aBuf);
pSqlServer->BindString(1, pData->m_Map); pSqlServer->BindString(1, pData->m_Map);
pSqlServer->BindString(2, pData->m_Map); pSqlServer->BindString(2, pData->m_Name);
pSqlServer->BindString(3, pData->m_Name);
if(pSqlServer->Step()) if(pSqlServer->Step())
{ {
int Rank = pSqlServer->GetInt(1); int Rank = pSqlServer->GetInt(1);
float Time = pSqlServer->GetFloat(2); float Time = pSqlServer->GetFloat(2);
// CEIL and FLOOR are not supported in SQLite // CEIL and FLOOR are not supported in SQLite
int BetterThanPercent = std::floor(pSqlServer->GetFloat(3)); int BetterThanPercent = std::floor(100.0 - 100.0 * pSqlServer->GetFloat(3));
str_time_float(Time, TIME_HOURS_CENTISECS, aBuf, sizeof(aBuf)); str_time_float(Time, TIME_HOURS_CENTISECS, aBuf, sizeof(aBuf));
if(g_Config.m_SvHideScore) if(g_Config.m_SvHideScore)
{ {
@ -728,13 +723,9 @@ bool CScore::ShowTeamRankThread(IDbConnection *pSqlServer, const ISqlData *pGame
char aBuf[2400]; char aBuf[2400];
str_format(aBuf, sizeof(aBuf), str_format(aBuf, sizeof(aBuf),
"SELECT l.ID, Name, Time, Rank, " "SELECT l.ID, Name, Time, Rank, PercentRank "
" 100.0 - 100.0 * (Rank - 1) / ("
" SELECT COUNT(DISTINCT ID) - 1 "
" FROM %s_teamrace WHERE Map = ?"
" ) AS BetterThanPercent "
"FROM (" // teamrank score board "FROM (" // teamrank score board
" SELECT RANK() OVER w AS Rank, ID " " SELECT RANK() OVER w AS Rank, PERCENT_RANK() OVER w AS PercentRank, ID "
" FROM %s_teamrace " " FROM %s_teamrace "
" WHERE Map = ? " " WHERE Map = ? "
" GROUP BY ID " " GROUP BY ID "
@ -747,13 +738,11 @@ bool CScore::ShowTeamRankThread(IDbConnection *pSqlServer, const ISqlData *pGame
" LIMIT 1" " LIMIT 1"
") AS l ON TeamRank.ID = l.ID " ") AS l ON TeamRank.ID = l.ID "
"INNER JOIN %s_teamrace AS r ON l.ID = r.ID ", "INNER JOIN %s_teamrace AS r ON l.ID = r.ID ",
pSqlServer->GetPrefix(), pSqlServer->GetPrefix(), pSqlServer->GetPrefix(), pSqlServer->GetPrefix(), pSqlServer->GetPrefix(), pSqlServer->GetPrefix());
pSqlServer->GetPrefix());
pSqlServer->PrepareStatement(aBuf); pSqlServer->PrepareStatement(aBuf);
pSqlServer->BindString(1, pData->m_Map); pSqlServer->BindString(1, pData->m_Map);
pSqlServer->BindString(2, pData->m_Map); pSqlServer->BindString(2, pData->m_Map);
pSqlServer->BindString(3, pData->m_Map); pSqlServer->BindString(3, pData->m_Name);
pSqlServer->BindString(4, pData->m_Name);
if(pSqlServer->Step()) if(pSqlServer->Step())
{ {
@ -761,7 +750,7 @@ bool CScore::ShowTeamRankThread(IDbConnection *pSqlServer, const ISqlData *pGame
str_time_float(Time, TIME_HOURS_CENTISECS, aBuf, sizeof(aBuf)); str_time_float(Time, TIME_HOURS_CENTISECS, aBuf, sizeof(aBuf));
int Rank = pSqlServer->GetInt(4); int Rank = pSqlServer->GetInt(4);
// CEIL and FLOOR are not supported in SQLite // CEIL and FLOOR are not supported in SQLite
int BetterThanPercent = std::floor(pSqlServer->GetFloat(5)); int BetterThanPercent = std::floor(100.0 - 100.0 * pSqlServer->GetFloat(5));
CTeamrank Teamrank; CTeamrank Teamrank;
Teamrank.NextSqlResult(pSqlServer); Teamrank.NextSqlResult(pSqlServer);