public Regions PickStartingRegions(Map map, Regions availableOptions)
{
int numberToPick = availableOptions.Count > GameSettings.StartingRegions ? GameSettings.StartingRegions : availableOptions.Count;
var selectedRegions = new Regions();
// Sgt. Stupid picks random regions from the ones he was provided.
availableOptions.OrderBy(x => _random.Next()).Take(numberToPick)
.ToList()
.ForEach(selectedRegions.Add);
return selectedRegions;
}
public Regions PickStartingRegions(Map map, Regions availableOptions)
{
int numberToPick = availableOptions.Count > 6 ? 6 : availableOptions.Count;
IEnumerable<RegionScore<StartRegion>> scores = _calc.CalculateStartRegions(map);
var pickList = new Regions();
pickList.AddRange(scores
.OrderByCumulativeScore()
.Where(r => availableOptions.Contains(r.Region))
.Select(r => r.Region)
.Take(numberToPick));
return pickList;
}
public IEnumerable<ArmyPlacement> PlaceArmies(Map map)
{
var armyPlacements = new List<ArmyPlacement>();
// Sgt. Stupid dumps everybody to the first region we own that's on a battle front. No battlefront, means you won the game, but dump them on anything then.
Region firstRegion =
map.Regions.FirstOrDefault(r => r.Owner == BotPlayer && r.BoardingUncontrolled.Any()) ??
map.Regions.First(r => r.Owner == BotPlayer);
firstRegion.Armies += BotPlayer.DeployableArmies;
armyPlacements.Add(new ArmyPlacement(firstRegion, BotPlayer.DeployableArmies));
BotPlayer.DeployableArmies = 0;
return armyPlacements;
}
public IEnumerable<AttackTransfer> AttackTransfer(Map map)
{
var moves = new List<AttackTransfer>();
// Sgt Stupid does not transfer. He just attacks, attacks, attacks!!!!
foreach (Region ourRegion in map.Regions.OwnedBy(BotPlayer))
{
foreach (Region uncontrolled in ourRegion.BoardingUncontrolled)
{
// If Sgt Stupid's region has a neighbor that's not his, kick their ass if they're out gunned.
if (ourRegion.ArmyRatio(uncontrolled) >= 1.5)
{
moves.Add(new AttackTransfer(ourRegion, uncontrolled, ourRegion.MaxAttackTransfer));
break;
}
}
}
return moves;
}
public IEnumerable<RegionScore<StartRegion>> CalculateStartRegions(Map map)
{
var scores = new List<RegionScore<StartRegion>>();
foreach (Region region in map.Regions)
{
var calc = new RegionScore<StartRegion>(region, new StartRegion());
calc.Scores.SuperRegionScore = 1/(double) region.SuperRegion.Regions.Count*5;
calc.Scores.DefensibilityScore = 1/(double) region.Neighbors.Count;
calc.Scores.BorderRegionScore = region.IsBorderRegion ? .2 : 0;
if (region.IsBorderRegion)
calc.Scores.ChokepointScore = 1/(double) region.SuperRegion.BorderRegions.Count();
else
calc.Scores.ChokepointScore = 0;
scores.Add(calc);
}
return scores;
}
//public IEnumerable<AttackTransfer> AttackTransfer(Map map)
//{
// throw new NotImplementedException();
//}
public IEnumerable<AttackTransfer> AttackTransfer(Map map)
{
List<Region> ourRegions = map.Regions.OwnedBy(BotPlayer).ToList();
var moves = new List<AttackTransfer>();
foreach (Region ourRegion in ourRegions)
{
foreach (Region uncontrolled in ourRegion.BoardingUncontrolled)
{
// If Sgt Stupid's region has a neighbor that's not his, kick their ass if they're out gunned.
if (ourRegion.ArmyRatio(uncontrolled) >= 1.5)
{
moves.Add(new AttackTransfer(ourRegion, uncontrolled, ourRegion.MaxAttackTransfer));
break;
}
}
}
// Transfer armies from sheltered regions to the closest battlefront
foreach (Region sheltered in ourRegions.Sheltered().Where(r => r.Armies > GameSettings.MinimumArmies))
{
List<Region> shortestPath = null;
foreach (Region battleFront in ourRegions.OrderByDescending(r => r.BoardingEnemyArmies))
{
var path = map.Regions.ShortestPath(sheltered, battleFront, BotPlayer).ToList();
if (path.Any() && (shortestPath == null || path.Count() < shortestPath.Count()))
shortestPath = path;
}
if (shortestPath != null && shortestPath.Any())
moves.Add(new AttackTransfer(sheltered, shortestPath[0], sheltered.Armies - GameSettings.MinimumArmies));
}
return moves;
}
public IEnumerable<RegionScore<Deployment>> CalculateDeployments(Map map, Player targetPlayer)
{
var scores = new List<RegionScore<Deployment>>();
foreach (Region region in map.Regions.OwnedBy(targetPlayer))
{
var calc = new RegionScore<Deployment>(region, new Deployment());
calc.Scores.HostilityScore = region.BoardingEnemyArmies * .1;
calc.Scores.ExpansionScore = region.BoardingUncontrolled.Any() ? 1/(double) region.BoardingUncontrolled.Count() : 0;
// Only give superregions a weight if we don't own it. Expansive strategy for now.
if (region.SuperRegion.Owner != targetPlayer)
{
calc.Scores.SuperRegionScore = region.SuperRegion.Regions.OwnedBy(targetPlayer).Count() /
(double) region.SuperRegion.Regions.Count() * 1.5;
}
scores.Add(calc);
}
return scores;
}
public IEnumerable<ArmyPlacement> PlaceArmies(Map map)
{
var placements = new List<ArmyPlacement>();
IEnumerable<RegionScore<Deployment>> top3 =
_calc.CalculateDeployments(map, BotPlayer)
.OrderByDescending(s => s.Scores.CumulativeScore)
.Take(3)
.ToList();
// Only deal with the top 3 placements
double top3TotalScore = top3.Sum(s => s.Scores.CumulativeScore);
// Total number of deployable armies. For calculating army allocation percentages.
int deployableArmies = BotPlayer.DeployableArmies;
foreach (RegionScore<Deployment> deployment in top3)
{
// Deploy armies based on their score % of the total.
var armies = (int)Math.Floor((deployment.Scores.CumulativeScore/top3TotalScore) * deployableArmies);
BotPlayer.DeployableArmies -= armies;
placements.Add(new ArmyPlacement(deployment.Region, armies));
}
// Cleanup
if (BotPlayer.DeployableArmies != 0)
{
placements[0].Armies += BotPlayer.DeployableArmies;
BotPlayer.DeployableArmies = 0;
}
return placements;
}
public IEnumerable<RegionScore<Desirability>> CalculateDesirability(Map map, Player targetPlayer)
{
throw new NotImplementedException();
}