public string ReportGroupState()
=> new StringBuilder()
.AppendLine("Immune System:")
.AppendLine(Join('\n', ImmuneGroups.Select(g => g.ToString())))
.AppendLine()
.AppendLine("Infection:")
.AppendLine(Join('\n', InfectionGroups.Select(g => g.ToString())))
.ToString();
// Part 1 - simulate the game
// sign indicates winning side (- means infection, + means immune system) and value indicates number of units left
public int PlayUntilEnd()
{
while (ImmuneGroups.Any(g => g.Units > 0) && InfectionGroups.Any(g => g.Units > 0))
{
Round++;
// Active groups for this phase
var immuneGroups = ImmuneGroups.Where(g => g.Units > 0).ToList();
var infectionGroups = InfectionGroups.Where(g => g.Units > 0).ToList();
// TARGET SELECTION PHASE
var targetsImmuneSystem = TargetSelection(immuneGroups, infectionGroups);
var targetsInfection = TargetSelection(infectionGroups, immuneGroups);
if (targetsImmuneSystem.Count == 0 && targetsInfection.Count == 0)
{
return(0); // draw!
}
// ATTACKING PHASE
var totalUnitsCountBefore = ImmuneGroups.Sum(g => g.Units) + InfectionGroups.Sum(g => g.Units);
var attackingSequence = targetsImmuneSystem.Union(targetsInfection).OrderByDescending(t => t.Item1.Initiative);
foreach (var attack in attackingSequence)
{
var attacker = attack.Item1;
var defender = attack.Item2;
if (attacker.Units > 0)
{
var damages = ComputeAttackDamage(attacker, defender);
defender.TakeDamage(damages);
}
}
var totalUnitsCountAfter = ImmuneGroups.Sum(g => g.Units) + InfectionGroups.Sum(g => g.Units);
if (totalUnitsCountAfter == totalUnitsCountBefore)
{
return(0); // draw
}
File.AppendAllText("game.log", $"\n\nAfter Round {Round}\n" + ReportGroupState());
//Debug.WriteLine($"After Round {Round}");
//Debug.WriteLine(ReportGroupState());
}
// number of units left on winning side, with sign
return(ImmuneGroups.Sum(g => g.Units) - InfectionGroups.Sum(g => g.Units));
}
