def unit_movement(battle: Battle):
# first pass: desire positions / optimistic move
for battle_unit_in_turn in BattleUnitInTurn.objects.filter(
battle_turn=battle.get_latest_turn()):
for battle_contubernium_in_turn in battle_unit_in_turn.battlecontuberniuminturn_set.all(
):
target_distance_function = get_target_distance_function(
battle_contubernium_in_turn)
if target_distance_function:
optimistic_move_desire_formulation(battle_contubernium_in_turn,
target_distance_function)
optimistic_move_desire_resolving(battle)
# second pass: if could not move, do "safe" move
for battle_unit_in_turn in BattleUnitInTurn.objects.filter(
battle_turn=battle.get_latest_turn()):
for battle_contubernium_in_turn in battle_unit_in_turn.battlecontuberniuminturn_set.filter(
moved_this_turn=False):
target_distance_function = get_target_distance_function(
battle_contubernium_in_turn)
if target_distance_function:
safe_move(battle_contubernium_in_turn,
target_distance_function)
# finalize
for battle_unit_in_turn in BattleUnitInTurn.objects.filter(
battle_turn=battle.get_latest_turn()):
battle_unit_in_turn.update_pos()
check_if_order_done(battle_unit_in_turn)
def optimistic_move_desire_resolving(battle: Battle):
while BattleContuberniumInTurn.objects.filter(
desires_pos=True, battle_turn=battle.get_latest_turn()).exists():
bcuit = BattleContuberniumInTurn.objects.filter(
desires_pos=True, battle_turn=battle.get_latest_turn())[0]
contubernia_desiring_position = battle.get_latest_turn(
).get_contubernia_desiring_position(bcuit.desired_coordinates())
desired_position_occupier = battle.get_latest_turn(
).get_contubernium_in_position(bcuit.desired_coordinates())
if desired_position_occupier:
# test if mutually desiring positions
if desired_position_occupier.desires_pos:
for desirer in contubernia_desiring_position:
if desirer.coordinates(
) == desired_position_occupier.desired_coordinates():
grant_position_swap(desirer, desired_position_occupier)
continue
# TODO: try to move blocking contubernium before giving up
contubernia_desiring_position.update(desires_pos=False)
else:
contubernia_desiring_position.update(desires_pos=False)
else:
desire_getter = get_highest_priority_desire(
contubernia_desiring_position)
grant_position_desire(desire_getter)
contubernia_desiring_position.update(desires_pos=False)
def unit_attack(battle: Battle):
contubernia = list(
BattleContuberniumInTurn.objects.filter(
battle_turn=battle.get_latest_turn()))
random.shuffle(contubernia)
for contubernium in contubernia:
world_unit = contubernium.battle_unit_in_turn.battle_unit.world_unit
enemy_contubernia = BattleContuberniumInTurn.objects.filter(
battle_turn=contubernium.battle_turn).exclude(
battle_contubernium__battle_unit__battle_side=contubernium.
battle_contubernium.battle_unit.battle_side)
target_contubernium, distance = \
closest_in_set(contubernium.coordinates(), enemy_contubernia)
if target_contubernium is None:
continue
if distance < 2:
unit_attack_melee(contubernium, target_contubernium)
contubernium.attack_type_this_turn = \
BattleContuberniumInTurn.MELEE_ATTACK
contubernium.contubernium_attacked_this_turn = \
target_contubernium
contubernium.save()
elif (world_unit.is_ranged() and distance <= world_unit.shot_range()
and contubernium.ammo_remaining > 0
and not contubernium.moved_this_turn):
unit_attack_ranged(contubernium, target_contubernium)
contubernium.attack_type_this_turn = \
BattleContuberniumInTurn.RANGED_ATTACK
contubernium.contubernium_attacked_this_turn = \
target_contubernium
contubernium.save()
def battle_tick(battle: Battle):
with perf_timer("Tick {} for {}".format(battle.get_latest_turn().num,
battle)):
create_next_turn(battle)
unit_movement(battle)
unit_attack(battle)
if check_end(battle):
battle.current = False
battle.save()
def check_end(battle: Battle):
for side in battle.battleside_set.all():
if not BattleSoldierInTurn.objects.filter(
battle_turn=battle.get_latest_turn(),
battle_contubernium_in_turn__battle_contubernium__battle_unit__battle_side
=side,
wound_status__lt=BattleSoldierInTurn.DEAD).exists():
return True
side_0_contubs = BattleContuberniumInTurn.objects.filter(
battle_turn=battle.get_latest_turn(),
battle_contubernium__battle_unit__battle_side__z=False)
side_1_contubs = BattleContuberniumInTurn.objects.filter(
battle_turn=battle.get_latest_turn(),
battle_contubernium__battle_unit__battle_side__z=False)
for contub in side_0_contubs:
closest, distance = closest_in_set(contub.coordinates(),
side_1_contubs)
if distance is not None and distance < 40:
return False
return True
def unit_attack(battle: Battle):
contubernia = list(
BattleContuberniumInTurn.objects.filter(
battle_turn=battle.get_latest_turn()))
random.shuffle(contubernia)
for contubernium in contubernia:
enemy_contubernia = BattleContuberniumInTurn.objects.filter(
battle_turn=contubernium.battle_turn).exclude(
battle_contubernium__battle_unit__battle_side=contubernium.
battle_contubernium.battle_unit.battle_side)
target_contubernium, distance = \
closest_in_set(contubernium.coordinates(), enemy_contubernia)
if target_contubernium is not None and distance < 2:
for soldier in contubernium.battlesoldierinturn_set.all():
target_soldier = random.choice(
target_contubernium.battlesoldierinturn_set.all()[:])
while (random.random() <
0.5 * soldier.attack_chance_multiplier()):
if target_soldier.wound_status < BattleSoldierInTurn.DEAD:
target_soldier.take_hit()
target_soldier.save()
def create_next_turn(battle: Battle):
new_turn = battle.get_latest_turn()
new_turn.id = None
new_turn.num += 1
new_turn.save()
prev_turn = battle.battleturn_set.get(num=new_turn.num - 1)
for side in battle.battleside_set.all():
for organization in side.battleorganization_set.all():
for character in organization.battlecharacter_set.all():
bcit = BattleCharacterInTurn.objects.get(
battle_character=character, battle_turn=prev_turn)
bcit.id = None
bcit.battle_turn = new_turn
bcit.save()
for unit in organization.battleunit_set.all():
try:
buit = BattleUnitInTurn.objects.get(battle_unit=unit,
battle_turn=prev_turn)
if not buit.battlecontuberniuminturn_set.filter(
x_pos__gte=-50,
x_pos__lte=50,
z_pos__gte=-50,
z_pos__lte=50,
).exists():
buit.battle_unit.in_battle = False
buit.battle_unit.save()
buit.battle_unit.world_unit.status = \
WorldUnit.REGROUPING
buit.battle_unit.world_unit.save()
continue
if not BattleSoldierInTurn.objects.filter(
battle_contubernium_in_turn__battle_unit_in_turn=
buit,
wound_status__lt=BattleSoldierInTurn.DEAD).exists(
):
buit.battle_unit.in_battle = False
buit.battle_unit.save()
buit.battle_unit.world_unit.status = \
WorldUnit.REGROUPING
buit.battle_unit.world_unit.save()
continue
buit.id = None
buit.battle_turn = new_turn
buit.battle_character_in_turn = BattleCharacterInTurn.objects.get(
battle_turn=new_turn,
battle_character=buit.battle_character_in_turn.
battle_character
) if buit.battle_character_in_turn is not None else None
buit.order = buit.battle_unit.get_order()
buit.save()
except BattleUnitInTurn.DoesNotExist:
continue
for contubernium in unit.battlecontubernium_set.all():
try:
bcontubit = BattleContuberniumInTurn.objects.get(
battle_contubernium=contubernium,
battle_turn=prev_turn)
if not bcontubit.battlesoldierinturn_set.filter(
wound_status__lt=BattleSoldierInTurn.DEAD
).exists():
continue
if (not -50 <= bcontubit.x_pos <= 50
or not -50 <= bcontubit.z_pos <= 50):
continue
bcontubit.id = None
bcontubit.moved_this_turn = False
bcontubit.desires_pos = False
bcontubit.battle_turn = new_turn
bcontubit.battle_unit_in_turn = buit
bcontubit.save()
except BattleContuberniumInTurn.DoesNotExist:
pass
for soldier in contubernium.battlesoldier_set.all():
try:
bsit = BattleSoldierInTurn.objects.get(
battle_turn=prev_turn, battle_soldier=soldier)
if bsit.wound_status == BattleSoldierInTurn.DEAD:
continue
bsit.id = None
bsit.battle_turn = new_turn
bsit.battle_contubernium_in_turn = bcontubit
bsit.save()
except BattleSoldierInTurn.DoesNotExist:
pass