def cur_best_mil_ship_rating(include_designs=False):
"""Find the best military ship we have available in this turn and return its rating.
:param include_designs: toggles if available designs are considered or only existing ships
:return: float: rating of the best ship
"""
current_turn = fo.currentTurn()
if current_turn in _best_ship_rating_cache:
best_rating = _best_ship_rating_cache[current_turn]
if include_designs:
best_design_rating = ProductionAI.cur_best_military_design_rating()
best_rating = max(best_rating, best_design_rating)
return best_rating
best_rating = 0.001
universe = fo.getUniverse()
for fleet_id in FleetUtilsAI.get_empire_fleet_ids_by_role(MissionType.MILITARY):
fleet = universe.getFleet(fleet_id)
for ship_id in fleet.shipIDs:
ship_rating = CombatRatingsAI.ShipCombatStats(ship_id).get_rating(enemy_stats=foAI.foAIstate.get_standard_enemy())
best_rating = max(best_rating, ship_rating)
_best_ship_rating_cache[current_turn] = best_rating
if include_designs:
best_design_rating = ProductionAI.cur_best_military_design_rating()
best_rating = max(best_rating, best_design_rating)
return max(best_rating, 0.001)
def merge_fleet_a_into_b(fleet_a_id, fleet_b_id, leave_rating=0, need_rating=0, context=""):
debug("Merging fleet %s into %s", TargetFleet(fleet_a_id), TargetFleet(fleet_b_id))
universe = fo.getUniverse()
fleet_a = universe.getFleet(fleet_a_id)
fleet_b = universe.getFleet(fleet_b_id)
if not fleet_a or not fleet_b:
return 0
system_id = fleet_a.systemID
if fleet_b.systemID != system_id:
return 0
# TODO: Should this rate against specific enemy?
remaining_rating = CombatRatingsAI.get_fleet_rating(fleet_a_id)
transferred_rating = 0
for ship_id in fleet_a.shipIDs:
this_ship = universe.getShip(ship_id)
if not this_ship:
continue
this_rating = CombatRatingsAI.ShipCombatStats(ship_id).get_rating()
remaining_rating = CombatRatingsAI.rating_needed(remaining_rating, this_rating)
if remaining_rating < leave_rating: # merging this would leave old fleet under minimum rating, try other ships.
continue
transferred = fo.issueFleetTransferOrder(ship_id, fleet_b_id)
if transferred:
transferred_rating = CombatRatingsAI.combine_ratings(transferred_rating, this_rating)
else:
debug(" *** transfer of ship %4d, formerly of fleet %4d, into fleet %4d failed; %s" % (
ship_id, fleet_a_id, fleet_b_id, (" context is %s" % context) if context else ""))
if need_rating != 0 and need_rating <= transferred_rating:
break
fleet_a = universe.getFleet(fleet_a_id)
aistate = get_aistate()
if not fleet_a or fleet_a.empty or fleet_a_id in universe.destroyedObjectIDs(fo.empireID()):
aistate.delete_fleet_info(fleet_a_id)
aistate.update_fleet_rating(fleet_b_id)
def merge_fleet_a_into_b(fleet_a_id,
fleet_b_id,
leave_rating=0,
need_rating=0,
context=""):
universe = fo.getUniverse()
fleet_a = universe.getFleet(fleet_a_id)
fleet_b = universe.getFleet(fleet_b_id)
if not fleet_a or not fleet_b:
return 0
remaining_rating = CombatRatingsAI.get_fleet_rating(fleet_a_id)
transferred_rating = 0
b_has_monster = False
for ship_id in fleet_b.shipIDs:
this_ship = universe.getShip(ship_id)
if not this_ship:
continue
if this_ship.isMonster:
b_has_monster = True
break
for ship_id in fleet_a.shipIDs:
this_ship = universe.getShip(ship_id)
if not this_ship or this_ship.isMonster != b_has_monster: # TODO Is there any reason for the monster check?
continue
this_rating = CombatRatingsAI.ShipCombatStats(ship_id).get_rating()
remaining_rating = CombatRatingsAI.rating_needed(
remaining_rating, this_rating)
if remaining_rating < leave_rating: # merging this would leave old fleet under minimum rating, try other ships.
continue
transferred = fo.issueFleetTransferOrder(ship_id, fleet_b_id)
if transferred:
transferred_rating = CombatRatingsAI.combine_ratings(
transferred_rating, this_rating)
else:
print " *** transfer of ship %4d, formerly of fleet %4d, into fleet %4d failed; %s" % (
ship_id, fleet_a_id, fleet_b_id,
(" context is %s" % context) if context else "")
if need_rating != 0 and need_rating <= transferred_rating:
break
fleet_a = universe.getFleet(fleet_a_id)
if not fleet_a or fleet_a.empty or fleet_a_id in universe.destroyedObjectIDs(
fo.empireID()):
foAI.foAIstate.delete_fleet_info(fleet_a_id)
foAI.foAIstate.update_fleet_rating(fleet_b_id)
def get_standard_enemy(self):
return CombatRatingsAI.ShipCombatStats(stats=self.__empire_standard_enemy)