float getThreatFactor(PlanetData planet, TactileInformation info)
{
// = Ship difference enemy and this planet if an enemy attacks
float threat = NO_POINTS;
foreach(TactilePlanet enemy in info.enemies) {
if(enemy.planetData.Owner == null) { continue; }
threat = Math.Max(threat, getAttackPoints(enemy.planetData, planet, enemy.distance));
}
return threat;
}
// Sums up points for all kinds of movement and does one of them
bool PerformMovementOnPlanet(TactileInformation planetInfo)
{
if(planetInfo.origin.Ships <= 1) {
return false;
}
// Get points for doing nothing...
float shouldWaitForProductionPoints = getShouldWaitForProductionPoints(planetInfo.origin);
// Get highest attack points...
float shouldAttackPoints = NO_POINTS;
TactilePlanet shouldAttackPlanet = null;
foreach (TactilePlanet enemy in planetInfo.enemies) {
Debug.Assert(planetInfo.origin.Owner == playerData);
float points = getAttackPoints(planetInfo.origin, enemy.planetData, enemy.distance);
if(shouldAttackPlanet == null || shouldAttackPoints < points) {
shouldAttackPoints = points;
shouldAttackPlanet = enemy;
}
}
// Get points for supporting friends...
float shouldSupportPoints = NO_POINTS;
PlanetData shouldSupportPlanet = null;
foreach (TactileInformation friend in tactileInfo) {
if (friend == planetInfo) { continue; }
float points = getSupportPoints(planetInfo, friend, TroopData.GetTravelTime(planetInfo.origin, friend.origin));
if (shouldSupportPlanet == null || shouldSupportPoints < points) {
shouldSupportPoints = points;
shouldSupportPlanet = friend.origin;
}
}
float factoryUpgradePoints = getFactoryUpgradePoints(planetInfo.origin);
float hangarUpgradePoints = getHangarUpgradePoints(planetInfo.origin);
float upgradePoints = Math.Max(factoryUpgradePoints, hangarUpgradePoints);
if (shouldWaitForProductionPoints > shouldAttackPoints
&& shouldWaitForProductionPoints > shouldSupportPoints
&& shouldWaitForProductionPoints > upgradePoints) { //Wait for production
Debug.Log("AI '" + playerData.Name + "', Planet '" + planetInfo.origin.Name + "': Doing nothing.");
return false;
}
if (upgradePoints > shouldAttackPoints
&& upgradePoints > shouldSupportPoints) { //Upgrade
if(factoryUpgradePoints >= hangarUpgradePoints) {
Debug.Log("AI '" + playerData.Name + "', Planet '" + planetInfo.origin.Name + "': Upgrading Factory.");
return planetInfo.origin.UpgradeFactory();
}
Debug.Log("AI '" + playerData.Name + "', Planet '" + planetInfo.origin.Name + "': Upgrading Hangar.");
return planetInfo.origin.UpgradeHangar();
}
if (shouldAttackPoints >= shouldSupportPoints && shouldAttackPlanet != null) {
float shipsForAttack = planetInfo.origin.Ships;
if (shouldAttackPoints >= 25) { // Don't send all ships
shipsForAttack = shouldAttackPoints * 1.2f;
shipsForAttack = Mathf.Min(shipsForAttack, planetInfo.origin.Ships);
}
if(shipsForAttack <= 0) { return false; }
todaysAtk.Add(planetInfo.origin, shouldAttackPlanet.planetData);
MessageHub.Publish(new NewTroopMovementEvent(this, space.getPlanet(planetInfo.origin), space.getPlanet(shouldAttackPlanet.planetData), (int)shipsForAttack));
return true; // Make another movement if possible
} else if(shouldSupportPlanet != null) {
float shipsForSupport = shouldSupportPoints + Math.Abs(shouldAttackPoints * 1.2f);
shipsForSupport = Mathf.Min(shipsForSupport, planetInfo.origin.Ships);
if (shipsForSupport <= 0) { return false; }
MessageHub.Publish(new NewTroopMovementEvent(this, space.getPlanet(planetInfo.origin), space.getPlanet(shouldSupportPlanet), (int)shipsForSupport));
return true; // Make another movement if possible
}
return false;
}
float getSupportPoints(TactileInformation origin, TactileInformation friend, int distanceInDays)
{
if(friend.threatFactor - origin.threatFactor < distanceInDays * 30) {
return NO_POINTS;
}
float points = friend.threatFactor - origin.threatFactor;
float helpfulFactor = 1f - (distanceInDays * distanceInDays * 0.02f); // exp. curve
helpfulFactor = Math.Min(helpfulFactor, 0); // [0..1] 1 day: 0.98, 2 days: 0.92, 3 days: 0.82 ... 7 days: 0.02; 8 days: 0
points = points * helpfulFactor;
//TODO: only help planet if it makes sense! (Give up if there is no hope)
return points;
}
