List<AggregatedChampionStatistics> LoadAggregatedChampionStatistics(Summoner summoner, MapType map, GameModeType gameMode, NpgsqlConnection database)
{
const string query =
"with source as " +
"(select player.champion_id, player.won, player.kills, player.deaths, player.assists, player.gold, player.minion_kills from game_result, player where game_result.map = cast(:map as map_type) and game_result.game_mode = cast(:game_mode as game_mode_type) and (game_result.team1_id = player.team_id or game_result.team2_id = player.team_id) and player.summoner_id = :summoner_id) " +
"select statistics.champion_id, coalesce(champion_wins.wins, 0) as wins, coalesce(champion_losses.losses, 0) as losses, statistics.kills, statistics.deaths, statistics.assists, statistics.gold, statistics.minion_kills from " +
"(select source.champion_id, sum(source.kills) as kills, sum(source.deaths) as deaths, sum(source.assists) as assists, sum(source.gold) as gold, sum(source.minion_kills) as minion_kills from source group by source.champion_id) " +
"as statistics " +
"left outer join " +
"(select champion_id, count(*) as wins from source where won = true group by champion_id) " +
"as champion_wins " +
"on statistics.champion_id = champion_wins.champion_id " +
"left outer join " +
"(select champion_id, count(*) as losses from source where won = false group by champion_id) " +
"as champion_losses " +
"on statistics.champion_id = champion_losses.champion_id;";
DatabaseCommand select = GetCommand(query, database);
select.SetEnum("map", map.ToEnumString());
select.SetEnum("game_mode", gameMode.ToEnumString());
select.Set("summoner_id", summoner.Id);
using (NpgsqlDataReader reader = select.ExecuteReader())
{
List<AggregatedChampionStatistics> output = new List<AggregatedChampionStatistics>();
while (reader.Read())
{
AggregatedChampionStatistics statistics = new AggregatedChampionStatistics(reader);
statistics.ChampionName = GetChampionName(statistics.ChampionId);
output.Add(statistics);
}
output.Sort();
return output;
}
}
List<AggregatedChampionStatistics> LoadAggregatedChampionStatistics(Summoner summoner, MapType map, GameModeType gameMode, DbConnection connection)
{
string viewName = GetViewName();
try
{
//Create a temporary view with a dynamically generated name to emulate the former CTE
string createViewQuery = "create temporary view {0} as select game.map, game.game_mode, game.blue_team_id, game.purple_team_id, game.blue_team_won, player.team_id, player.summoner_id, player.champion_id, player.kills, player.deaths, player.assists, player.gold, player.minion_kills from game, player where game.blue_team_id = player.team_id or game.purple_team_id = player.team_id";
using (var createView = Command(createViewQuery, connection, viewName))
{
createView.Execute();
string commonWhereClause = string.Format("{0}.summoner_id = :summoner_id and {0}.map = :map and {0}.game_mode = :game_mode", viewName);
string selectQuery =
"select statistics.champion_id, coalesce(champion_wins.wins, 0) as wins, coalesce(champion_losses.losses, 0) as losses, statistics.kills, statistics.deaths, statistics.assists, statistics.gold, statistics.minion_kills from " +
"(select {0}.champion_id, sum({0}.kills) as kills, sum({0}.deaths) as deaths, sum({0}.assists) as assists, sum({0}.gold) as gold, sum({0}.minion_kills) as minion_kills from {0} where {1} group by {0}.champion_id) " +
"as statistics " +
"left outer join " +
"(select champion_id, count(*) as wins from {0} where {1} and ((blue_team_won = 1 and blue_team_id = team_id) or (blue_team_won = 0 and purple_team_id = team_id)) group by champion_id) " +
"as champion_wins " +
"on statistics.champion_id = champion_wins.champion_id " +
"left outer join " +
"(select champion_id, count(*) as losses from {0} where {1} and ((blue_team_won = 0 and blue_team_id = team_id) or (blue_team_won = 1 and purple_team_id = team_id)) group by champion_id) " +
"as champion_losses " +
"on statistics.champion_id = champion_losses.champion_id";
using (var select = Command(selectQuery, connection, viewName, commonWhereClause))
{
select.Set("map", map);
select.Set("game_mode", gameMode);
select.Set("summoner_id", summoner.Id);
using (var reader = select.ExecuteReader())
{
List<AggregatedChampionStatistics> output = new List<AggregatedChampionStatistics>();
while (reader.Read())
{
AggregatedChampionStatistics statistics = new AggregatedChampionStatistics(reader);
output.Add(statistics);
}
using (var dropView = Command("drop view {0}", connection, viewName))
dropView.Execute();
return output;
}
}
}
}
finally
{
ReleaseViewName(viewName);
}
}
List<AggregatedChampionStatistics> LoadAggregatedChampionStatistics(Summoner summoner, MapType map, GameModeType gameMode, DbConnection database)
{
const string query =
"with source as " +
"(select team_player.champion_id, team_player.won, team_player.kills, team_player.deaths, team_player.assists, team_player.gold, team_player.minion_kills from game_result, team_player where game_result.result_map = cast(:result_map as map_type) and game_result.game_mode = cast(:game_mode as game_mode_type) and (game_result.team1_id = team_player.team_id or game_result.team2_id = team_player.team_id) and team_player.summoner_id = :summoner_id) " +
"select statistics.champion_id, coalesce(champion_wins.wins, 0) as wins, coalesce(champion_losses.losses, 0) as losses, statistics.kills, statistics.deaths, statistics.assists, statistics.gold, statistics.minion_kills from " +
"(select source.champion_id, sum(source.kills) as kills, sum(source.deaths) as deaths, sum(source.assists) as assists, sum(source.gold) as gold, sum(source.minion_kills) as minion_kills from source group by source.champion_id) " +
"as statistics " +
"left outer join " +
"(select champion_id, count(*) as wins from source where won = true group by champion_id) " +
"as champion_wins " +
"on statistics.champion_id = champion_wins.champion_id " +
"left outer join " +
"(select champion_id, count(*) as losses from source where won = false group by champion_id) " +
"as champion_losses " +
"on statistics.champion_id = champion_losses.champion_id;",
myquery =
@"SELECT statistics.champion_id, coalesce(champion_wins.wins, 0) as wins, coalesce(champion_losses.losses, 0) as losses, statistics.kills, statistics.deaths, statistics.assists, statistics.gold, statistics.minion_kills
FROM
(
SELECT source.champion_id, sum(source.kills) as kills, sum(source.deaths) as deaths, sum(source.assists) as assists, sum(source.gold) as gold, sum(source.minion_kills) as minion_kills
FROM source
WHERE source.result_map = ?result_map AND
source.game_mode = ?game_mode AND
source.summoner_id = ?summoner_id
GROUP BY source.champion_id
)
AS statistics
LEFT OUTER JOIN
(
SELECT champion_id, count(*) as wins
FROM source
WHERE source.won = true AND
source.result_map = ?result_map AND
source.game_mode = ?game_mode AND
source.summoner_id = ?summoner_id
GROUP BY champion_id
) champion_wins
ON statistics.champion_id = champion_wins.champion_id
LEFT OUTER JOIN
(
SELECT champion_id, count(*) as losses
FROM source
WHERE source.won = false AND
source.result_map = ?result_map AND
source.game_mode = ?game_mode AND
source.summoner_id = ?summoner_id
GROUP BY champion_id
) champion_losses
ON statistics.champion_id = champion_losses.champion_id;";
SQLCommand select;
if (database is MySql.Data.MySqlClient.MySqlConnection)
select = GetCommand(myquery, database);
else
select = GetCommand(query, database);
select.SetEnum("result_map", map.ToEnumString());
select.SetEnum("game_mode", gameMode.ToEnumString());
select.Set("summoner_id", summoner.Id);
using (DbDataReader reader = select.ExecuteReader())
{
List<AggregatedChampionStatistics> output = new List<AggregatedChampionStatistics>();
while (reader.Read())
{
AggregatedChampionStatistics statistics = new AggregatedChampionStatistics(reader);
statistics.ChampionName = GetChampionName(statistics.ChampionId);
output.Add(statistics);
}
output.Sort();
return output;
}
}
