/// <summary>
/// Implements the processes involved in a battle between two armies in the field
/// </summary>
/// <returns>bool indicating whether attacking army is victorious</returns>
/// <remarks>
/// Predicate: assumes attacker has sufficient days
/// Predicate: assumes attacker has leader
/// Predicate: assumes attacker in same fief as defender
/// Predicate: assumes defender not besieged in keep
/// Predicate: assumes attacker and defender not same army
/// </remarks>
/// <param name="attacker">The attacking army</param>
/// <param name="defender">The defending army</param>
/// <param name="circumstance">string indicating circumstance of battle</param>
public static bool GiveBattle(Army attacker, Army defender, out ProtoBattle battleResults, List <Army> attackerAllies = null, List <Army> defenderAllies = null, string circumstance = "battle")
{
Contract.Requires(attacker != null && defender != null && circumstance != null);
battleResults = new ProtoBattle();
bool attackerVictorious = false;
bool battleHasCommenced = false;
bool attackerLeaderDead = false;
bool defenderLeaderDead = false;
// check if losing army has disbanded
bool attackerDisbanded = false;
bool defenderDisbanded = false;
bool siegeRaised = false;
uint[] battleValues = new uint[2];
double[] casualtyModifiers = new double[2];
double statureChange = 0;
// if applicable, get siege
Siege thisSiege = null;
string thisSiegeID = defender.CheckIfBesieger();
if (!String.IsNullOrWhiteSpace(thisSiegeID))
{
// get siege
thisSiege = Globals_Game.siegeMasterList[thisSiegeID];
}
// get starting troop numbers
uint attackerStartTroops = attacker.CalcArmySize();
uint defenderStartTroops = defender.CalcArmySize();
uint attackerCasualties = 0;
uint defenderCasualties = 0;
if (attackerAllies != null)
{
if (attackerAllies.Count > 0)
{
for (int i = 0; i < attackerAllies.Count; i++)
{
attackerStartTroops += attackerAllies[i].CalcArmySize();
battleResults.attackerAllies.Add(attackerAllies[i].GetOwner().familyID);
}
}
}
if (defenderAllies != null)
{
if (defenderAllies.Count > 0)
{
for (int i = 0; i < defenderAllies.Count; i++)
{
defenderStartTroops += defenderAllies[i].CalcArmySize();
battleResults.defenderAllies.Add(defenderAllies[i].GetOwner().familyID);
}
}
}
// get leaders
Character attackerLeader = attacker.GetLeader();
Character defenderLeader = defender.GetLeader();
// if(attackerLeader!=null) {
battleResults.attackerLeader = attackerLeader.firstName + " " + attackerLeader.familyName;
// }
// if(defenderLeader!=null) {
battleResults.defenderLeader = defenderLeader.firstName + " " + defenderLeader.familyName;
// }
battleResults.attackerOwner = attacker.GetOwner().firstName + " " + attacker.GetOwner().familyName;
battleResults.defenderOwner = defender.GetOwner().firstName + " " + defender.GetOwner().familyName;
battleResults.battleLocation = attacker.GetLocation().id;
// introductory text for message
switch (circumstance)
{
case "pillage":
battleResults.circumstance = 1;
break;
case "siege":
battleResults.circumstance = 2;
break;
default:
battleResults.circumstance = 0;
break;
}
// get battle values for both armies
switch (circumstance)
{
case "pillage":
{
battleValues = attacker.CalculateBattleValues(defender, defenderAllies);
break;
}
case "siege":
{
battleValues = attacker.CalculateBattleValues(defender, attackerAllies, defenderAllies);
break;
}
default:
{
battleValues = attacker.CalculateBattleValues(defender, attackerAllies, defenderAllies);
break;
}
}
// check if attacker has managed to bring defender to battle
// case 1: defending army sallies during siege to attack besieger = battle always occurs
if (circumstance.Equals("siege"))
{
battleHasCommenced = true;
}
// case 2: defending militia attacks pillaging army during pollage = battle always occurs
else if (circumstance.Equals("pillage"))
{
battleHasCommenced = true;
}
// case 3: defender aggression and combatOdds allows battle
else if (defender.aggression != 0)
{
if (defender.aggression == 1)
{
// get odds
int battleOdds = Battle.GetBattleOdds(attacker, defender, defenderAllies, attackerAllies);
// if odds OK, give battle
if (battleOdds <= defender.combatOdds)
{
battleHasCommenced = true;
}
// if not, check for battle
else
{
battleHasCommenced = Battle.BringToBattle(battleValues[0], battleValues[1], circumstance);
if (!battleHasCommenced)
{
defender.ProcessRetreat(1);
}
}
}
else
{
battleHasCommenced = true;
}
}
// otherwise, check to see if the attacker can bring the defender to battle
else
{
battleHasCommenced = Battle.BringToBattle(battleValues[0], battleValues[1], circumstance);
if (!battleHasCommenced)
{
defender.ProcessRetreat(1);
}
}
battleResults.battleTookPlace = battleHasCommenced;
if (battleHasCommenced)
{
List <string> disbandedArmies = new List <string>();
List <string> retreatedArmies = new List <string>();
List <string> deadCharacters = new List <string>();
// WHO HAS WON?
// calculate if attacker has won
attackerVictorious = Battle.DecideBattleVictory(battleValues[0], battleValues[1]);
// UPDATE STATURE
if (attackerVictorious)
{
statureChange = 0.8 * (defender.CalcArmySize() / Convert.ToDouble(10000));
battleResults.statureChangeAttacker = statureChange;
attacker.GetOwner().AdjustStatureModifier(statureChange);
attacker.moraleChange(statureChange);
if (attackerAllies != null)
{
if (attackerAllies.Count > 0)
{
for (int i = 0; i < attackerAllies.Count; i++)
{
attackerAllies[i].GetOwner().AdjustStatureModifier(statureChange);
attackerAllies[i].moraleChange(statureChange);
}
}
}
statureChange = -0.5 * (attacker.CalcArmySize() / Convert.ToDouble(10000));
battleResults.statureChangeDefender = statureChange;
defender.GetOwner().AdjustStatureModifier(statureChange);
defender.moraleChange(statureChange);
if (defenderAllies != null)
{
if (defenderAllies.Count > 0)
{
for (int i = 0; i < defenderAllies.Count; i++)
{
defenderAllies[i].GetOwner().AdjustStatureModifier(statureChange);
defenderAllies[i].moraleChange(statureChange);
}
}
}
}
else
{
statureChange = 0.8 * (attacker.CalcArmySize() / Convert.ToDouble(10000));
battleResults.statureChangeDefender = statureChange;
defender.GetOwner().AdjustStatureModifier(statureChange);
defender.moraleChange(statureChange);
if (defenderAllies != null)
{
if (defenderAllies.Count > 0)
{
for (int i = 0; i < defenderAllies.Count; i++)
{
defenderAllies[i].GetOwner().AdjustStatureModifier(statureChange);
defenderAllies[i].moraleChange(statureChange);
}
}
}
statureChange = -0.5 * (defender.CalcArmySize() / Convert.ToDouble(10000));
battleResults.statureChangeAttacker = statureChange;
attacker.GetOwner().AdjustStatureModifier(statureChange);
attacker.moraleChange(statureChange);
if (attackerAllies != null)
{
if (attackerAllies.Count > 0)
{
for (int i = 0; i < attackerAllies.Count; i++)
{
attackerAllies[i].GetOwner().AdjustStatureModifier(statureChange);
attackerAllies[i].moraleChange(statureChange);
}
}
}
}
// CASUALTIES
// calculate troop casualties for both sides
casualtyModifiers = Battle.CalculateBattleCasualties(attackerStartTroops, defenderStartTroops, battleValues[0], battleValues[1], attackerVictorious);
uint totalAttackTroopsLost = 0;
uint totalDefendTroopsLost = 0;
// if losing side sustains >= 50% casualties, disbands
if (attackerVictorious)
{
// either indicate losing army to be disbanded
if (casualtyModifiers[1] >= 0.5)
{
defenderDisbanded = true;
disbandedArmies.Add(defender.owner);
totalDefendTroopsLost = defender.CalcArmySize();
if (defenderAllies != null)
{
if (defenderAllies.Count > 0)
{
for (int i = 0; i < defenderAllies.Count; i++)
{
disbandedArmies.Add(defenderAllies[i].owner);
totalDefendTroopsLost += defenderAllies[i].CalcArmySize();
}
}
}
}
// OR apply troop casualties to losing army
else
{
totalDefendTroopsLost = defender.ApplyTroopLosses(casualtyModifiers[1]);
if (defenderAllies != null)
{
if (defenderAllies.Count > 0)
{
for (int i = 0; i < defenderAllies.Count; i++)
{
totalDefendTroopsLost += defenderAllies[i].ApplyTroopLosses(casualtyModifiers[1]);
}
}
}
}
// apply troop casualties to winning army
totalAttackTroopsLost = attacker.ApplyTroopLosses(casualtyModifiers[0]);
if (attackerAllies != null)
{
if (attackerAllies.Count > 0)
{
for (int i = 0; i < attackerAllies.Count; i++)
{
totalAttackTroopsLost += attackerAllies[i].ApplyTroopLosses(casualtyModifiers[0]);
}
}
}
}
else
{
if (casualtyModifiers[0] >= 0.5)
{
attackerDisbanded = true;
disbandedArmies.Add(attacker.owner);
totalAttackTroopsLost = attacker.CalcArmySize();
if (attackerAllies != null)
{
if (attackerAllies.Count > 0)
{
for (int i = 0; i < attackerAllies.Count; i++)
{
disbandedArmies.Add(attackerAllies[i].owner);
totalAttackTroopsLost += attackerAllies[i].CalcArmySize();
}
}
}
}
else
{
totalAttackTroopsLost = attacker.ApplyTroopLosses(casualtyModifiers[0]);
if (attackerAllies != null)
{
if (attackerAllies.Count > 0)
{
for (int i = 0; i < attackerAllies.Count; i++)
{
totalAttackTroopsLost += attackerAllies[i].ApplyTroopLosses(casualtyModifiers[0]);
}
}
}
}
totalDefendTroopsLost = defender.ApplyTroopLosses(casualtyModifiers[1]);
if (defenderAllies != null)
{
if (defenderAllies.Count > 0)
{
for (int i = 0; i < defenderAllies.Count; i++)
{
totalDefendTroopsLost += defenderAllies[i].ApplyTroopLosses(casualtyModifiers[1]);
}
}
}
}
battleResults.attackerCasualties = totalAttackTroopsLost;
battleResults.defenderCasualties = totalDefendTroopsLost;
// UPDATE TOTAL SIEGE LOSSES, if appropriate
// NOTE: the defender in this battle is the attacker in the siege and v.v.
if (thisSiege != null)
{
// update total siege attacker (defender in this battle) losses
thisSiege.totalCasualtiesAttacker += Convert.ToInt32(totalDefendTroopsLost);
// update total siege defender (attacker in this battle) losses
if (circumstance.Equals("siege"))
{
thisSiege.totalCasualtiesDefender += Convert.ToInt32(totalAttackTroopsLost);
}
}
// get casualty figures (for message)
if (!attackerDisbanded)
{
// get attacker casualties
attackerCasualties = totalAttackTroopsLost;
}
if (!defenderDisbanded)
{
// get defender casualties
defenderCasualties = totalDefendTroopsLost;
}
// DAYS
// adjust days
// NOTE: don't adjust days if is a siege (will be deducted elsewhere)
if (!circumstance.Equals("siege"))
{
if (attackerLeader != null)
{
attackerLeader.AdjustDays(1);
}
// need to check for defender having no leader
if (defenderLeader != null)
{
defenderLeader.AdjustDays(1);
}
else
{
defender.days -= 1;
}
}
// RETREATS
// create array of armies (for easy processing)
Army[] bothSides = { attacker, defender };
// check if either army needs to retreat
int[] retreatDistances = Battle.CheckForRetreat(attacker, defender, casualtyModifiers[0], casualtyModifiers[1], attackerVictorious);
// if is pillage or siege, attacking army (the fief's army) doesn't retreat
// if is pillage, the defending army (the pillagers) always retreats if has lost
if (circumstance.Equals("pillage") || circumstance.Equals("siege"))
{
retreatDistances[0] = 0;
}
if (circumstance.Equals("pillage"))
{
if (attackerVictorious)
{
retreatDistances[1] = 1;
}
}
// if have retreated, perform it
for (int i = 0; i < retreatDistances.Length; i++)
{
if (retreatDistances[i] > 0)
{
bothSides[i].ProcessRetreat(retreatDistances[i]);
}
}
if (attackerAllies != null)
{
if (attackerAllies.Count > 0)
{
for (int i = 0; i < attackerAllies.Count; i++)
{
attackerAllies[i].ProcessRetreat(retreatDistances[0]);
}
}
}
if (defenderAllies != null)
{
if (defenderAllies.Count > 0)
{
for (int i = 0; i < defenderAllies.Count; i++)
{
defenderAllies[i].ProcessRetreat(retreatDistances[1]);
}
}
}
// If attacker has retreated add to retreat list
if (retreatDistances[0] > 0)
{
retreatedArmies.Add(battleResults.attackerOwner);
for (int i = 0; i < attackerAllies.Count; i++)
{
retreatedArmies.Add(attackerAllies[i].owner);
}
}
// If defender retreated add to retreat list
if (retreatDistances[1] > 0)
{
retreatedArmies.Add(battleResults.defenderOwner);
for (int i = 0; i < defenderAllies.Count; i++)
{
retreatedArmies.Add(defenderAllies[i].owner);
}
}
// PC/NPC INJURIES/DEATHS
// check if any PCs/NPCs have been wounded or killed
bool characterDead = false;
// 1. ATTACKER
uint friendlyBV = battleValues[0];
uint enemyBV = battleValues[1];
// if army leader a PC, check entourage
if (attackerLeader is PlayerCharacter)
{
for (int i = 0; i < (attackerLeader as PlayerCharacter).myNPCs.Count; i++)
{
if ((attackerLeader as PlayerCharacter).myNPCs[i].inEntourage)
{
characterDead = (attackerLeader as PlayerCharacter).myNPCs[i].CalculateCombatInjury(casualtyModifiers[0]);
}
// process death, if applicable
if (characterDead)
{
(attackerLeader as PlayerCharacter).myNPCs[i].ProcessDeath("injury");
}
}
}
// check army leader
if (attackerLeader != null)
{
attackerLeaderDead = attackerLeader.CalculateCombatInjury(casualtyModifiers[0]);
}
// process death, if applicable
if (attackerLeaderDead)
{
deadCharacters.Add(attackerLeader.firstName + " " + attackerLeader.familyName);
Character newLeader = null;
// if is pillage, do NOT elect new leader for attacking army
if (!circumstance.Equals("pillage"))
{
// if possible, elect new leader from entourage
if (attackerLeader is PlayerCharacter)
{
if ((attackerLeader as PlayerCharacter).myNPCs.Count > 0)
{
// get new leader
newLeader = (attackerLeader as PlayerCharacter).ElectNewArmyLeader();
}
}
// assign newLeader (can assign null leader if none found)
attacker.AssignNewLeader(newLeader);
}
}
else
{
// if pillage, if fief's army loses, make sure bailiff always returns to keep
if (circumstance.Equals("pillage"))
{
if (!attackerVictorious)
{
attackerLeader.inKeep = true;
}
}
}
// 2. DEFENDER
// need to check if defending army had a leader
if (defenderLeader != null)
{
// if army leader a PC, check entourage
if (defenderLeader is PlayerCharacter)
{
for (int i = 0; i < (defenderLeader as PlayerCharacter).myNPCs.Count; i++)
{
if ((defenderLeader as PlayerCharacter).myNPCs[i].inEntourage)
{
characterDead = (defenderLeader as PlayerCharacter).myNPCs[i].CalculateCombatInjury(casualtyModifiers[1]);
}
// process death, if applicable
if (characterDead)
{
(defenderLeader as PlayerCharacter).myNPCs[i].ProcessDeath("injury");
}
}
}
// check army leader
defenderLeaderDead = defenderLeader.CalculateCombatInjury(casualtyModifiers[1]);
// process death, if applicable
if (defenderLeaderDead)
{
deadCharacters.Add(defenderLeader.firstName + " " + defenderLeader.familyName);
Character newLeader = null;
// if possible, elect new leader from entourage
if (defenderLeader is PlayerCharacter)
{
if ((defenderLeader as PlayerCharacter).myNPCs.Count > 0)
{
// get new leader
newLeader = (defenderLeader as PlayerCharacter).ElectNewArmyLeader();
}
}
// assign newLeader (can assign null leader if none found)
defender.AssignNewLeader(newLeader);
}
}
battleResults.deaths = deadCharacters.ToArray();
battleResults.retreatedArmies = retreatedArmies.ToArray();
battleResults.attackerVictorious = attackerVictorious;
// check for SIEGE RELIEF
if (thisSiege != null)
{
battleResults.isSiege = true;
battleResults.siegeBesieger = thisSiege.GetBesiegingPlayer().firstName + " " + thisSiege.GetBesiegingPlayer().familyName;
battleResults.siegeDefender = thisSiege.GetDefendingPlayer().firstName + " " + thisSiege.GetDefendingPlayer().familyName;
// attacker (relieving army) victory or defender (besieging army) retreat = relief
if ((attackerVictorious) || (retreatDistances[1] > 0))
{
// indicate siege raised
siegeRaised = true;
battleResults.siegeRaised = true;
}
// check to see if siege raised due to death of siege owner with no heir
else if ((defenderLeaderDead) && ((defenderLeader as PlayerCharacter) == thisSiege.GetBesiegingPlayer()))
{
// get siege owner's heir
Character thisHeir = (defenderLeader as PlayerCharacter).GetHeir();
if (thisHeir == null)
{
battleResults.DefenderDeadNoHeir = true;
// indicate siege raised
siegeRaised = true;
}
}
}
}
// =================== construct and send JOURNAL ENTRY
// ID
uint entryID = Globals_Game.GetNextJournalEntryID();
// personae
// personae tags vary depending on circumstance
string attackOwnTag = "|attackerOwner";
string attackLeadTag = "|attackerLeader";
string defendOwnTag = "|defenderOwner";
string defendLeadTag = "|defenderLeader";
if ((circumstance.Equals("pillage")) || (circumstance.Equals("siege")))
{
attackOwnTag = "|sallyOwner";
attackLeadTag = "|sallyLeader";
defendOwnTag = "|defenderAgainstSallyOwner";
defendLeadTag = "|defenderAgainstSallyLeader";
}
List <string> tempPersonae = new List <string>();
tempPersonae.Add(defender.GetOwner().charID + defendOwnTag);
if (attackerLeader != null)
{
tempPersonae.Add(attackerLeader.charID + attackLeadTag);
}
if (defenderLeader != null)
{
tempPersonae.Add(defenderLeader.charID + defendLeadTag);
}
tempPersonae.Add(attacker.GetOwner().charID + attackOwnTag);
tempPersonae.Add(attacker.GetLocation().owner.charID + "|fiefOwner");
if ((!circumstance.Equals("pillage")) && (!circumstance.Equals("siege")))
{
tempPersonae.Add("all|all");
}
string[] battlePersonae = tempPersonae.ToArray();
// location
string battleLocation = attacker.GetLocation().id;
// put together new journal entry
JournalEntry battleResult = new JournalEntry(entryID, Globals_Game.clock.currentYear, Globals_Game.clock.currentSeason, battlePersonae, "battle", battleResults, loc: battleLocation);
// add new journal entry to pastEvents
Globals_Game.AddPastEvent(battleResult);
// display pop-up informational message
battleResults.ActionType = Actions.Update;
battleResults.ResponseType = DisplayMessages.BattleResults;
if (battleHasCommenced)
{
Globals_Game.UpdatePlayer(defender.GetOwner().playerID, DisplayMessages.BattleBringSuccess, new string[] { battleResults.attackerOwner });
}
else
{
Globals_Game.UpdatePlayer(defender.GetOwner().playerID, DisplayMessages.BattleBringFail, new string[] { battleResults.attackerOwner });
}
// end siege if appropriate
if (siegeRaised)
{
//HACK
thisSiege.SiegeEnd(false, DisplayMessages.BattleResults, new string[] { DisplaySiegeResults(battleResults) });
thisSiege = null;
// ensure if siege raised correct value returned to Form1.siegeReductionRound method
if (circumstance.Equals("siege"))
{
attackerVictorious = true;
}
}
// process leader deaths
if (defenderLeaderDead)
{
defenderLeader.ProcessDeath("injury");
}
else if (attackerLeaderDead)
{
attackerLeader.ProcessDeath("injury");
}
// DISBANDMENT
// if is pillage, attacking (temporary) army always disbands after battle
if (circumstance.Equals("pillage"))
{
attackerDisbanded = true;
}
// process army disbandings (after all other functions completed)
if (attackerDisbanded)
{
attacker.DisbandArmy();
attacker = null;
}
if (defenderDisbanded)
{
defender.DisbandArmy();
defender = null;
}
return(attackerVictorious);
}