/// <summary>
/// Choose which defensive action to perform.
/// </summary>
/// <returns>The chosen action, or null if no action is desired.</returns>
private CombatAction ChooseDefensiveAction()
{
List <CombatantMonster> monsters = CombatEngine.Monsters;
// be sure that there is a valid combat in progress
if ((monsters == null) || (monsters.Count <= 0))
{
return(null);
}
// find the monster with the least health
CombatantMonster target = null;
int leastHealthAmount = Int32.MaxValue;
foreach (CombatantMonster targetMonster in monsters)
{
// skip dead or dying targets
if (targetMonster.IsDeadOrDying)
{
continue;
}
// if the monster is damaged and it has the least health points,
// then it becomes the new target
StatisticsValue maxStatistics =
targetMonster.Monster.CharacterClass.GetStatisticsForLevel(
targetMonster.Monster.CharacterLevel);
int targetMonsterHealthPoints = targetMonster.Statistics.HealthPoints;
if ((targetMonsterHealthPoints < maxStatistics.HealthPoints) &&
(targetMonsterHealthPoints < leastHealthAmount))
{
target = targetMonster;
leastHealthAmount = targetMonsterHealthPoints;
}
}
// if there is no target, then don't do anything
if (target == null)
{
return(null);
}
// the action lists are sorted by descending potential,
// so find the first eligible action
foreach (CombatAction action in defensiveActions)
{
// check the restrictions on the action
if (action.IsCharacterValidUser)
{
action.Target = target;
return(action);
}
}
// no eligible actions found
return(null);
}
/// <summary>
/// Construct a new ArtificialIntelligence object to control a given combatant.
/// </summary>
public ArtificialIntelligence(CombatantMonster monster)
{
// check the parameter
if (monster == null)
{
throw new ArgumentNullException("monster");
}
// assign the parameter
this.monster = monster;
// generate all actions available
GenerateAllActions();
}
/// <summary>
/// Construct a new ArtificialIntelligence object to control a given combatant.
/// </summary>
public ArtificialIntelligence(CombatantMonster monster)
{
// check the parameter
if (monster == null)
{
throw new ArgumentNullException("monster");
}
// assign the parameter
this.monster = monster;
// generate all actions available
GenerateAllActions();
}
/// <summary>
/// Start the given player's combat turn.
/// </summary>
private void BeginMonsterTurn(CombatantMonster monster)
{
// if it's null, find a random living monster who has yet to take their turn
if (monster == null)
{
// don't bother if all monsters have finished
if (IsMonstersTurnComplete)
{
return;
}
// pick random living monsters who haven't taken their turn
do
{
monster = monsters[Session.Random.Next(monsters.Count)];
}
while (monster.IsTurnTaken || monster.IsDeadOrDying);
}
// set the highlight sprite
highlightedCombatant = monster;
primaryTargetedCombatant = null;
secondaryTargetedCombatants.Clear();
// choose the action immediate
monster.CombatAction = monster.ArtificialIntelligence.ChooseAction();
}