//calculates the team ball possession data from player ball possession
private static Aggregate aggregatorFunction(Aggregate seed, PlayerBallPossession curr,
IList <PlayerBallPossession> expList, long count)
{
double pTimeA = seed.pTimeA, pTimeB = seed.pTimeB;
//remove expired possession time from the aggregate team possession time information
foreach (var ele in expList)
{
if (MetaData.PLAYER_TEAM_MAP[ele.player_id].Equals("A"))
{
pTimeA -= ele.time;
}
else
{
pTimeB -= ele.time;
}
}
string team_name = MetaData.PLAYER_TEAM_MAP[curr.player_id];
//if the player for which this PlayerBallPossession information(curr) belongs to Team A
//then add possession time of this player to pTimeA else to pTimeB
if (team_name.Equals("A"))
{
pTimeA = seed.pTimeA + curr.time;
}
else
{
pTimeB = seed.pTimeB + curr.time;
}
//return updated team possession time information
return(new Aggregate {
currTeam = team_name, pTimeA = pTimeA, pTimeB = pTimeB, ts = curr.ts
});
}
//calculates the team ball possession data from player ball possession
private static Aggregate aggregatorFunction(Aggregate seed, PlayerBallPossession curr,
IList<PlayerBallPossession> expList, long count)
{
double pTimeA = seed.pTimeA, pTimeB = seed.pTimeB;
//remove expired possession time from the aggregate team possession time information
foreach (var ele in expList)
{
if (MetaData.PLAYER_TEAM_MAP[ele.player_id].Equals("A"))
pTimeA -= ele.time;
else
pTimeB -= ele.time;
}
string team_name = MetaData.PLAYER_TEAM_MAP[curr.player_id];
//if the player for which this PlayerBallPossession information(curr) belongs to Team A
//then add possession time of this player to pTimeA else to pTimeB
if (team_name.Equals("A"))
pTimeA = seed.pTimeA + curr.time;
else
pTimeB = seed.pTimeB + curr.time;
//return updated team possession time information
return new Aggregate { currTeam = team_name, pTimeA = pTimeA, pTimeB = pTimeB, ts = curr.ts };
}
