public async Task <IActionResult> AdminEdit(int id, [Bind("Id,PlayerOneId,PlayerTwoId,TableNo")] AdminEditRoundMatchupsViewModel roundMatchup)
{
if (id != roundMatchup.Id)
{
return(NotFound());
}
RoundMatchups updatedRoundMatchup = _context.RoundMatchups.Find(id);
updatedRoundMatchup.PlayerOne = _context.Players.FirstOrDefault(p => p.Id == roundMatchup.PlayerOneId);
updatedRoundMatchup.PlayerTwo = _context.Players.FirstOrDefault(p => p.Id == roundMatchup.PlayerTwoId);
updatedRoundMatchup.Table = roundMatchup.TableNo;
if (ModelState.IsValid)
{
try
{
_context.Update(updatedRoundMatchup);
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!RoundMatchupsExists(roundMatchup.Id))
{
return(NotFound());
}
else
{
throw;
}
}
return(RedirectToAction(nameof(Admin)));
}
return(View(roundMatchup));
}
public async Task <IActionResult> Edit(int id, [Bind("Id,RoundNo,PlayerOneBattleScore,PlayerTwoBattleScore,PlayerOneSportsmanshipPoints,PlayerTwoSportsmanshipPoints,Table")] RoundMatchups roundMatchups)
{
if (id != roundMatchups.Id)
{
return(NotFound());
}
if (ModelState.IsValid)
{
try
{
_context.Update(roundMatchups);
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!RoundMatchupsExists(roundMatchups.Id))
{
return(NotFound());
}
else
{
throw;
}
}
return(RedirectToAction(nameof(Index)));
}
return(View(roundMatchups));
}
public async Task <int> GetCurrentRound()
{
int currentRound = 1;
RoundMatchups lastRound = _context.RoundMatchups.LastOrDefault();
if (lastRound != null)
{
currentRound = lastRound.RoundNo;
}
return(currentRound);
}
public async Task <IActionResult> Create([Bind("id,roundNo,battlePoints,sportsmanshipPoints,table")] RoundMatchups roundMatchups)
{
if (ModelState.IsValid)
{
_context.Add(roundMatchups);
await _context.SaveChangesAsync();
return(RedirectToAction(nameof(Index)));
}
return(View(roundMatchups));
}
public void GenerateRoundMatchupsAlgorithm()
{
List <Player> players = _context.Players.OrderByDescending(p => p.BattleScore).ToList();
List <int> AllocatedTables = new List <int>(GetnoOfTables());
int secondaryIndex = 0;
int i = 0;
while (i < players.Count)
{
//Skip this player if they are already allocated an opponent
if (players[i].CurrentOpponent == null)
{
if (secondaryIndex == 0)
{
secondaryIndex = i + 1;
}
int s = 0;
for (s = secondaryIndex; s < players.Count; s++)
{
if (players[s].CurrentOpponent == null)
{
//Check if higher player has ever played lower player
var opponents = getAllOpponents(players[i]);
var hasPlayed = false;
foreach (Player opponent in opponents)
{
if (players[s] == opponent)
{
hasPlayed = true;
}
}
Debug.WriteLine(hasPlayed);
//If they have not played allocate them as opponents
if (hasPlayed == false)
{
players[i].CurrentOpponent = players[s];
players[s].CurrentOpponent = players[i];
secondaryIndex = 0;
break;
}
/**
* Following block is to deallocate the next lowest ranked allocated pair
**/
if (players.Where(p => p.CurrentOpponent == null).LastOrDefault() == players[s] && (players[i].CurrentOpponent == null))
//if (s == (players.Count - 1) && (players[i].CurrentOpponent == null))
{
if (i - 1 >= 0)
{
//Set the lowestAllocatedPair to the highest ranked player
Player lowestAllocatedPair = players[0];
//Iterate from the second highest ranked player all the way to the player ranked one higher than the player currently being matched
for (int playerIndex = 1; playerIndex < i; playerIndex++)
{
//Assign the current player to the player being examined in the current iteration of the loop
Player currentPlayer = players[playerIndex];
//Check that the current player has an opponent (if not, skip to the next iteration of the loop)
if (currentPlayer.CurrentOpponent != null)
{
//Proceed if the current player's opponent has a higher rank than the current player
if (players.IndexOf(currentPlayer.CurrentOpponent) < players.IndexOf(currentPlayer))
{
if (players.IndexOf(currentPlayer.CurrentOpponent) > players.IndexOf(lowestAllocatedPair))
{
//Set lowestAllocatedPair to the current player's opponent
//(The highest ranked member of the new lowest ranked allocated pair)
lowestAllocatedPair = currentPlayer.CurrentOpponent;
}
}
//Proceed if the current player has a higher rank than their opponent
else if (players.IndexOf(currentPlayer) < players.IndexOf(currentPlayer.CurrentOpponent))
{
//Proceed if the current player has a lower rank than the previous value of lowestAllocatedPair
if (players.IndexOf(currentPlayer) > players.IndexOf(lowestAllocatedPair))
{
//Set lowestAllocatedPair to the current player
//(The highest ranked member of the new lowest ranked allocated pair)
lowestAllocatedPair = currentPlayer;
}
}
}
}
//Set the new player to be allocated to the highest member of the lowestAllocatedPair
i = players.IndexOf(lowestAllocatedPair) - 1;
//Set the starting player that will be tested for allocation suitability to one rank lower than
//the opponent of the highest member of the allocated pair
secondaryIndex = players.IndexOf(lowestAllocatedPair.CurrentOpponent) + 1;
//Deallocate the lowest allocated pair as each other's opponent
lowestAllocatedPair.CurrentOpponent.CurrentOpponent = null;
lowestAllocatedPair.CurrentOpponent = null;
}
}
}
}
}
i++;
}
int currentRound = 1;
if (_context.RoundMatchups.LastOrDefault() != null)
{
currentRound = _context.RoundMatchups.Last().RoundNo + 1;
}
foreach (Player player in players)
{
if (players.IndexOf(player) < players.IndexOf(player.CurrentOpponent))
{
RoundMatchups roundMatchup = new RoundMatchups
{
RoundNo = currentRound,
PlayerOne = player,
PlayerTwo = player.CurrentOpponent
};
//allocates table for matchup
roundMatchup.Table = AllocateTable(GetTables(player), AllocatedTables);
_context.Add(roundMatchup);
}
}
foreach (Player player in players)
{
player.CurrentOpponent = null;
_context.Update(player);
}
if (ModelState.IsValid)
{
_context.SaveChanges();
}
}
