public void InsertScore(Address from, Address target, string name, BigInteger score)
{
Runtime.Expect(_leaderboards.ContainsKey <string>(name), "invalid leaderboard");
var leaderboard = _leaderboards.Get <string, Leaderboard>(name);
Runtime.Expect(from == leaderboard.owner, "invalid leaderboard owner");
Runtime.Expect(Runtime.IsWitness(from), "invalid witness");
var rows = _rows.Get <string, StorageList>(name);
var count = rows.Count();
var newRow = new LeaderboardRow()
{
address = target,
score = score
};
int bestIndex = 0;
var lastIndex = (int)(count - 1);
for (int i = lastIndex; i >= 0; i--)
{
var entry = rows.Get <LeaderboardRow>(i);
if (entry.score >= score)
{
bestIndex = i + 1;
break;
}
}
if (bestIndex >= leaderboard.size)
{
return;
}
for (int i = lastIndex; i > bestIndex; i--)
{
var entry = rows.Get <LeaderboardRow>(i - 1);
rows.Replace <LeaderboardRow>(i, entry);
}
if (bestIndex < count)
{
rows.Replace(bestIndex, newRow);
}
else
{
Runtime.Expect(bestIndex == count, "invalid insertion index");
rows.Add <LeaderboardRow>(newRow);
}
Runtime.Notify(EventKind.LeaderboardInsert, from, newRow);
}
public void InsertScore(Address from, Address target, string name, BigInteger score)
{
Runtime.Expect(_leaderboards.ContainsKey <string>(name), "invalid leaderboard");
var leaderboard = _leaderboards.Get <string, Leaderboard>(name);
Runtime.Expect(from == leaderboard.owner, "invalid leaderboard owner");
Runtime.Expect(Runtime.IsWitness(from), "invalid witness");
var rows = _rows.Get <string, StorageList>(name);
var count = rows.Count();
var oldCount = count;
int oldIndex = -1;
for (int i = 0; i < count; i++)
{
var entry = rows.Get <LeaderboardRow>(i);
if (entry.address == target)
{
if (entry.score > score)
{
return;
}
oldIndex = i;
break;
}
}
if (oldIndex >= 0)
{
count--;
for (int i = oldIndex; i <= count - 1; i++)
{
var entry = rows.Get <LeaderboardRow>(i + 1);
rows.Replace <LeaderboardRow>(i, entry);
}
rows.RemoveAt <LeaderboardRow>(count);
}
int bestIndex = 0;
var lastIndex = (int)(count - 1);
for (int i = lastIndex; i >= 0; i--)
{
var entry = rows.Get <LeaderboardRow>(i);
if (entry.score >= score)
{
bestIndex = i + 1;
break;
}
}
if (bestIndex >= leaderboard.size)
{
rows = _rows.Get <string, StorageList>(name);
count = rows.Count();
for (int i = 0; i < count; i++)
{
var entry = rows.Get <LeaderboardRow>(i);
Runtime.Expect(entry.score >= score, "leaderboard bug");
}
return;
}
/*for (int i = lastIndex; i > bestIndex; i--)
* {
* var entry = rows.Get<LeaderboardRow>(i - 1);
* rows.Replace<LeaderboardRow>(i, entry);
* }*/
var newRow = new LeaderboardRow()
{
address = target,
score = score
};
if (bestIndex < count)
{
if (count < leaderboard.size)
{
rows.Add <LeaderboardRow>(newRow);
for (int i = (int)count; i > bestIndex; i--)
{
var entry = rows.Get <LeaderboardRow>(i - 1);
rows.Replace <LeaderboardRow>(i, entry);
}
}
rows.Replace(bestIndex, newRow);
}
else
{
Runtime.Expect(bestIndex == count, "invalid insertion index");
rows.Add <LeaderboardRow>(newRow);
}
rows = _rows.Get <string, StorageList>(name);
count = rows.Count();
for (int i = 0; i < bestIndex; i++)
{
var entry = rows.Get <LeaderboardRow>(i);
Runtime.Expect(entry.score >= score, "leaderboard bug");
}
Runtime.Expect(count >= oldCount, "leaderboard bug");
Runtime.Notify(EventKind.LeaderboardInsert, target, newRow);
}
