428 lines
16 KiB
Python
428 lines
16 KiB
Python
# ===============================================================================
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# Copyright (C) 2010 Diego Duclos
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#
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# This file is part of eos.
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#
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# eos is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Lesser General Public License as published by
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# the Free Software Foundation, either version 2 of the License, or
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# (at your option) any later version.
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#
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# eos is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public License
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# along with eos. If not, see <http://www.gnu.org/licenses/>.
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# ===============================================================================
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import math
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from copy import deepcopy
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from logbook import Logger
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from sqlalchemy.orm import reconstructor, validates
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import eos.db
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from eos.effectHandlerHelpers import HandledCharge, HandledItem
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from eos.modifiedAttributeDict import ChargeAttrShortcut, ItemAttrShortcut, ModifiedAttributeDict
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from eos.saveddata.mutatedMixin import MutatedMixin, MutaError
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from eos.saveddata.mutator import MutatorDrone
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from eos.utils.cycles import CycleInfo
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from eos.utils.default import DEFAULT
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from eos.utils.stats import DmgTypes, RRTypes
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pyfalog = Logger(__name__)
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class Drone(HandledItem, HandledCharge, ItemAttrShortcut, ChargeAttrShortcut, MutatedMixin):
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MINING_ATTRIBUTES = ("miningAmount",)
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def __init__(self, item, baseItem=None, mutaplasmid=None):
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"""Initialize a drone from the program"""
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self._item = item
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self._mutaInit(baseItem=baseItem, mutaplasmid=mutaplasmid)
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if self.isInvalid:
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raise ValueError("Passed item is not a Drone")
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self.itemID = item.ID if item is not None else None
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self.amount = 0
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self.amountActive = 0
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self.projected = False
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self.projectionRange = None
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self.build()
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@reconstructor
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def init(self):
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"""Initialize a drone from the database and validate"""
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self._item = None
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if self.itemID:
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self._item = eos.db.getItem(self.itemID)
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if self._item is None:
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pyfalog.error("Item (id: {0}) does not exist", self.itemID)
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return
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try:
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self._mutaReconstruct()
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except MutaError:
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return
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if self.isInvalid:
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pyfalog.error("Item (id: {0}) is not a Drone", self.itemID)
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return
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self.build()
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def build(self):
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""" Build object. Assumes proper and valid item already set """
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self.__charge = None
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self.__baseVolley = None
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self.__baseRRAmount = None
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self.__miningYield = None
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self.__miningDrain = None
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self.__ehp = None
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self.__itemModifiedAttributes = ModifiedAttributeDict()
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self.__itemModifiedAttributes.original = self._item.attributes
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self.__itemModifiedAttributes.overrides = self._item.overrides
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self.__chargeModifiedAttributes = ModifiedAttributeDict()
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self._mutaLoadMutators(mutatorClass=MutatorDrone)
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self.__itemModifiedAttributes.mutators = self.mutators
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chargeID = self.getModifiedItemAttr("entityMissileTypeID", None)
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if chargeID:
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charge = eos.db.getItem(int(chargeID))
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self.__charge = charge
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self.__chargeModifiedAttributes.original = charge.attributes
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self.__chargeModifiedAttributes.overrides = charge.overrides
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@property
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def itemModifiedAttributes(self):
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return self.__itemModifiedAttributes
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@property
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def chargeModifiedAttributes(self):
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return self.__chargeModifiedAttributes
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@property
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def isInvalid(self):
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if self._item is None:
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return True
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if self._item.category.name != "Drone":
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return True
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if self._mutaIsInvalid:
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return True
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return False
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@property
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def item(self):
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return self._item
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@property
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def charge(self):
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return self.__charge
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@property
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def cycleTime(self):
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if self.hasAmmo:
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cycleTime = self.getModifiedItemAttr("missileLaunchDuration", 0)
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else:
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for attr in ("speed", "duration", "durationHighisGood"):
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cycleTime = self.getModifiedItemAttr(attr)
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if cycleTime:
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break
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if cycleTime is None:
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return 0
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return max(cycleTime, 0)
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@property
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def dealsDamage(self):
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for attr in ("emDamage", "kineticDamage", "explosiveDamage", "thermalDamage"):
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if attr in self.itemModifiedAttributes or attr in self.chargeModifiedAttributes:
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return True
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@property
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def mines(self):
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if "miningAmount" in self.itemModifiedAttributes:
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return True
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@property
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def hasAmmo(self):
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return self.charge is not None
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def isDealingDamage(self):
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volleyParams = self.getVolleyParameters()
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for volley in volleyParams.values():
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if volley.total > 0:
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return True
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return False
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def getVolleyParameters(self, targetProfile=None):
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if not self.dealsDamage or self.amountActive <= 0:
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return {0: DmgTypes.default()}
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if self.__baseVolley is None:
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dmgGetter = self.getModifiedChargeAttr if self.hasAmmo else self.getModifiedItemAttr
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dmgMult = self.amountActive * (self.getModifiedItemAttr("damageMultiplier", 1))
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self.__baseVolley = DmgTypes(
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em=(dmgGetter("emDamage", 0)) * dmgMult,
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thermal=(dmgGetter("thermalDamage", 0)) * dmgMult,
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kinetic=(dmgGetter("kineticDamage", 0)) * dmgMult,
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explosive=(dmgGetter("explosiveDamage", 0)) * dmgMult)
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volley = deepcopy(self.__baseVolley)
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volley.profile = targetProfile
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return {0: volley}
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def getVolley(self, targetProfile=None):
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return self.getVolleyParameters(targetProfile=targetProfile)[0]
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def getDps(self, targetProfile=None):
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volley = self.getVolley(targetProfile=targetProfile)
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if not volley:
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return DmgTypes.default()
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cycleParams = self.getCycleParameters()
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if cycleParams is None:
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return DmgTypes.default()
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dpsFactor = 1 / (cycleParams.averageTime / 1000)
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dps = volley * dpsFactor
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return dps
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def isRemoteRepping(self, ignoreState=False):
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repParams = self.getRepAmountParameters(ignoreState=ignoreState)
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for rrData in repParams.values():
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if rrData:
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return True
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return False
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def getRepAmountParameters(self, ignoreState=False):
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amount = self.amount if ignoreState else self.amountActive
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if amount <= 0:
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return {}
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if self.__baseRRAmount is None:
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self.__baseRRAmount = {}
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hullAmount = self.getModifiedItemAttr("structureDamageAmount", 0)
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armorAmount = self.getModifiedItemAttr("armorDamageAmount", 0)
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shieldAmount = self.getModifiedItemAttr("shieldBonus", 0)
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if shieldAmount:
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self.__baseRRAmount[0] = RRTypes(
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shield=shieldAmount * amount,
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armor=0, hull=0, capacitor=0)
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if armorAmount or hullAmount:
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self.__baseRRAmount[self.cycleTime] = RRTypes(
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shield=0, armor=armorAmount * amount,
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hull=hullAmount * amount, capacitor=0)
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return self.__baseRRAmount
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def getRemoteReps(self, ignoreState=False):
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rrDuringCycle = RRTypes(0, 0, 0, 0)
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cycleParams = self.getCycleParameters()
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if cycleParams is None:
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return rrDuringCycle
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repAmountParams = self.getRepAmountParameters(ignoreState=ignoreState)
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avgCycleTime = cycleParams.averageTime
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if len(repAmountParams) == 0 or avgCycleTime == 0:
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return rrDuringCycle
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for rrAmount in repAmountParams.values():
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rrDuringCycle += rrAmount
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rrFactor = 1 / (avgCycleTime / 1000)
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rrDuringCycle *= rrFactor
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return rrDuringCycle
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def getCycleParameters(self, reloadOverride=None):
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cycleTime = self.cycleTime
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if not cycleTime:
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return None
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return CycleInfo(self.cycleTime, 0, math.inf, False)
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def getMiningYPS(self, ignoreState=False):
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if not ignoreState and self.amountActive <= 0:
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return 0
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if self.__miningYield is None:
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self.__miningYield, self.__miningDrain = self.__calculateMining()
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return self.__miningYield
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def getMiningDPS(self, ignoreState=False):
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if not ignoreState and self.amountActive <= 0:
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return 0
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if self.__miningDrain is None:
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self.__miningYield, self.__miningDrain = self.__calculateMining()
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return self.__miningDrain
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def __calculateMining(self):
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if self.mines is True:
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getter = self.getModifiedItemAttr
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cycleParams = self.getCycleParameters()
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if cycleParams is None:
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yps = 0
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else:
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cycleTime = cycleParams.averageTime
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yield_ = sum([getter(d) for d in self.MINING_ATTRIBUTES]) * self.amount
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yps = yield_ / (cycleTime / 1000.0)
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wasteChance = self.getModifiedItemAttr("miningWasteProbability")
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wasteMult = self.getModifiedItemAttr("miningWastedVolumeMultiplier")
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dps = yps * (1 + max(0, min(1, wasteChance / 100)) * wasteMult)
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return yps, dps
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else:
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return 0, 0
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@property
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def maxRange(self):
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attrs = ("shieldTransferRange", "powerTransferRange",
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"energyDestabilizationRange", "empFieldRange",
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"ecmBurstRange", "maxRange", "ECMRangeOptimal")
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for attr in attrs:
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maxRange = self.getModifiedItemAttr(attr)
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if maxRange:
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return maxRange
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if self.charge is not None:
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delay = self.getModifiedChargeAttr("explosionDelay")
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speed = self.getModifiedChargeAttr("maxVelocity")
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if delay is not None and speed is not None:
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return delay / 1000.0 * speed
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@property
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def hp(self):
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hp = {}
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for (type, attr) in (('shield', 'shieldCapacity'), ('armor', 'armorHP'), ('hull', 'hp')):
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hp[type] = self.getModifiedItemAttr(attr)
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return hp
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@property
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def ehp(self):
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if self.__ehp is None:
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if self.owner is None or self.owner.damagePattern is None:
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ehp = self.hp
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else:
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ehp = self.owner.damagePattern.calculateEhp(self)
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self.__ehp = ehp
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return self.__ehp
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def calculateShieldRecharge(self):
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capacity = self.getModifiedItemAttr("shieldCapacity")
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rechargeRate = self.getModifiedItemAttr("shieldRechargeRate") / 1000.0
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return 10 / rechargeRate * math.sqrt(0.25) * (1 - math.sqrt(0.25)) * capacity
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# Had to add this to match the falloff property in modules.py
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# Fscking ship scanners. If you find any other falloff attributes,
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# Put them in the attrs tuple.
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@property
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def falloff(self):
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attrs = ("falloff", "falloffEffectiveness")
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for attr in attrs:
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falloff = self.getModifiedItemAttr(attr)
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if falloff:
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return falloff
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@validates("ID", "itemID", "chargeID", "amount", "amountActive")
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def validator(self, key, val):
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map = {
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"ID" : lambda _val: isinstance(_val, int),
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"itemID" : lambda _val: isinstance(_val, int),
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"chargeID" : lambda _val: isinstance(_val, int),
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"amount" : lambda _val: isinstance(_val, int) and _val >= 0,
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"amountActive": lambda _val: isinstance(_val, int) and self.amount >= _val >= 0
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}
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if not map[key](val):
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raise ValueError(str(val) + " is not a valid value for " + key)
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else:
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return val
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def clear(self):
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self.__baseVolley = None
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self.__baseRRAmount = None
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self.__miningYield = None
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self.__miningDrain = None
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self.__ehp = None
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self.itemModifiedAttributes.clear()
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self.chargeModifiedAttributes.clear()
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def canBeApplied(self, projectedOnto):
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"""Check if drone can engage specific fitting"""
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item = self.item
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# Do not allow to apply offensive modules on ship with offensive module immunite, with few exceptions
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# (all effects which apply instant modification are exception, generally speaking)
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if item.offensive and projectedOnto.ship.getModifiedItemAttr("disallowOffensiveModifiers") == 1:
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offensiveNonModifiers = {"energyDestabilizationNew",
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"leech",
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"energyNosferatuFalloff",
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"energyNeutralizerFalloff"}
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if not offensiveNonModifiers.intersection(set(item.effects)):
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return False
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# If assistive modules are not allowed, do not let to apply these altogether
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if item.assistive and projectedOnto.ship.getModifiedItemAttr("disallowAssistance") == 1:
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return False
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else:
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return True
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def calculateModifiedAttributes(self, fit, runTime, forceProjected=False, forcedProjRange=DEFAULT):
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if self.projected or forceProjected:
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context = "projected", "drone"
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projected = True
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else:
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context = ("drone",)
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projected = False
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projectionRange = self.projectionRange if forcedProjRange is DEFAULT else forcedProjRange
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for effect in self.item.effects.values():
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if effect.runTime == runTime and \
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effect.activeByDefault and \
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((projected is True and effect.isType("projected")) or
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projected is False and effect.isType("passive")):
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# See GH issue #765
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if effect.getattr('grouped'):
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effect.handler(fit, self, context, projectionRange, effect=effect)
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else:
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i = 0
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while i != self.amountActive:
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effect.handler(fit, self, context, projectionRange, effect=effect)
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i += 1
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if self.charge:
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for effect in self.charge.effects.values():
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if effect.runTime == runTime and effect.activeByDefault:
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effect.handler(fit, self, ("droneCharge",), projectionRange, effect=effect)
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def __deepcopy__(self, memo):
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copy = Drone(self.item, self.baseItem, self.mutaplasmid)
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copy.amount = self.amount
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copy.amountActive = self.amountActive
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copy.projectionRange = self.projectionRange
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self._mutaApplyMutators(mutatorClass=MutatorDrone, targetInstance=copy)
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return copy
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def rebase(self, item):
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amount = self.amount
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amountActive = self.amountActive
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projectionRange = self.projectionRange
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Drone.__init__(self, item, self.baseItem, self.mutaplasmid)
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self.amount = amount
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self.amountActive = amountActive
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self.projectionRange = projectionRange
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self._mutaApplyMutators(mutatorClass=MutatorDrone)
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def fits(self, fit):
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fitDroneGroupLimits = set()
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for i in range(1, 3):
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groneGrp = fit.ship.getModifiedItemAttr("allowedDroneGroup%d" % i)
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if groneGrp:
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fitDroneGroupLimits.add(int(groneGrp))
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if len(fitDroneGroupLimits) == 0:
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return True
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if self.item.groupID in fitDroneGroupLimits:
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return True
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return False
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def canDealDamage(self, ignoreState=False):
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if self.item is None:
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return False
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for effect in self.item.effects.values():
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if effect.dealsDamage and (ignoreState or self.amountActive > 0):
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return True
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return False
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