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pyfa/eos/db/saveddata/fit.py

180 lines
8.2 KiB
Python

#===============================================================================
# Copyright (C) 2010 Diego Duclos
#
# This file is part of eos.
#
# eos is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 2 of the License, or
# (at your option) any later version.
#
# eos is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with eos. If not, see <http://www.gnu.org/licenses/>.
#===============================================================================
from sqlalchemy import *
from sqlalchemy.orm import *
from sqlalchemy.sql import and_
from sqlalchemy.ext.associationproxy import association_proxy
from sqlalchemy.orm.collections import attribute_mapped_collection
from eos.db import saveddata_meta
from eos.db.saveddata.module import modules_table
from eos.db.saveddata.drone import drones_table
from eos.db.saveddata.fighter import fighters_table
from eos.db.saveddata.cargo import cargo_table
from eos.db.saveddata.implant import fitImplants_table
from eos.types import Fit, Module, User, Booster, Drone, Fighter, Cargo, Implant, Character, DamagePattern, TargetResists, ImplantLocation
from eos.effectHandlerHelpers import *
fits_table = Table("fits", saveddata_meta,
Column("ID", Integer, primary_key = True),
Column("ownerID", ForeignKey("users.ID"), nullable = True, index = True),
Column("shipID", Integer, nullable = False, index = True),
Column("name", String, nullable = False),
Column("timestamp", Integer, nullable = False),
Column("characterID", ForeignKey("characters.ID"), nullable = True),
Column("damagePatternID", ForeignKey("damagePatterns.ID"), nullable=True),
Column("booster", Boolean, nullable = False, index = True, default = 0),
Column("targetResistsID", ForeignKey("targetResists.ID"), nullable=True),
Column("modeID", Integer, nullable=True),
Column("implantLocation", Integer, nullable=False, default=ImplantLocation.FIT),
)
projectedFits_table = Table("projectedFits", saveddata_meta,
Column("sourceID", ForeignKey("fits.ID"), primary_key = True),
Column("victimID", ForeignKey("fits.ID"), primary_key = True),
Column("amount", Integer, nullable = False, default = 1),
Column("active", Boolean, nullable = False, default = 1),
)
class ProjectedFit(object):
def __init__(self, sourceID, source_fit, amount=1, active=True):
self.sourceID = sourceID
self.source_fit = source_fit
self.active = active
self.__amount = amount
@reconstructor
def init(self):
if self.source_fit.isInvalid:
# Very rare for this to happen, but be prepared for it
eos.db.saveddata_session.delete(self.source_fit)
eos.db.saveddata_session.flush()
eos.db.saveddata_session.refresh(self.victim_fit)
# We have a series of setters and getters here just in case someone
# downgrades and screws up the table with NULL values
@property
def amount(self):
return self.__amount or 1
@amount.setter
def amount(self, amount):
self.__amount = amount
def __repr__(self):
return "ProjectedFit(sourceID={}, victimID={}, amount={}, active={}) at {}".format(
self.sourceID, self.victimID, self.amount, self.active, hex(id(self))
)
Fit._Fit__projectedFits = association_proxy(
"victimOf", # look at the victimOf association...
"source_fit", # .. and return the source fits
creator=lambda sourceID, source_fit: ProjectedFit(sourceID, source_fit)
)
mapper(Fit, fits_table,
properties = {
"_Fit__modules": relation(
Module,
collection_class=HandledModuleList,
primaryjoin=and_(modules_table.c.fitID == fits_table.c.ID, modules_table.c.projected == False),
order_by=modules_table.c.position,
cascade='all, delete, delete-orphan'),
"_Fit__projectedModules": relation(
Module,
collection_class=HandledProjectedModList,
cascade='all, delete, delete-orphan',
single_parent=True,
primaryjoin=and_(modules_table.c.fitID == fits_table.c.ID, modules_table.c.projected == True)),
"owner": relation(
User,
backref="fits"),
"itemID": fits_table.c.shipID,
"shipID": fits_table.c.shipID,
"_Fit__boosters": relation(
Booster,
collection_class=HandledImplantBoosterList,
cascade='all, delete, delete-orphan',
single_parent=True),
"_Fit__drones": relation(
Drone,
collection_class=HandledDroneCargoList,
cascade='all, delete, delete-orphan',
single_parent=True,
primaryjoin=and_(drones_table.c.fitID == fits_table.c.ID, drones_table.c.projected == False)),
"_Fit__fighters": relation(
Fighter,
collection_class=HandledDroneCargoList,
cascade='all, delete, delete-orphan',
single_parent=True,
primaryjoin=and_(fighters_table.c.fitID == fits_table.c.ID, fighters_table.c.projected == False)),
"_Fit__cargo": relation(
Cargo,
collection_class=HandledDroneCargoList,
cascade='all, delete, delete-orphan',
single_parent=True,
primaryjoin=and_(cargo_table.c.fitID == fits_table.c.ID)),
"_Fit__projectedDrones": relation(
Drone,
collection_class=HandledProjectedDroneList,
cascade='all, delete, delete-orphan',
single_parent=True,
primaryjoin=and_(drones_table.c.fitID == fits_table.c.ID, drones_table.c.projected == True)),
"_Fit__projectedFighters": relation(
Fighter,
collection_class=HandledProjectedDroneList,
cascade='all, delete, delete-orphan',
single_parent=True,
primaryjoin=and_(fighters_table.c.fitID == fits_table.c.ID, fighters_table.c.projected == True)),
"_Fit__implants": relation(
Implant,
collection_class=HandledImplantBoosterList,
cascade='all, delete, delete-orphan',
backref='fit',
single_parent=True,
primaryjoin=fitImplants_table.c.fitID == fits_table.c.ID,
secondaryjoin=fitImplants_table.c.implantID == Implant.ID,
secondary=fitImplants_table),
"_Fit__character": relation(
Character,
backref="fits"),
"_Fit__damagePattern": relation(DamagePattern),
"_Fit__targetResists": relation(TargetResists),
"projectedOnto": relationship(
ProjectedFit,
primaryjoin=projectedFits_table.c.sourceID == fits_table.c.ID,
backref='source_fit',
collection_class=attribute_mapped_collection('victimID'),
cascade='all, delete, delete-orphan'),
"victimOf": relationship(
ProjectedFit,
primaryjoin=fits_table.c.ID == projectedFits_table.c.victimID,
backref='victim_fit',
collection_class=attribute_mapped_collection('sourceID'),
cascade='all, delete, delete-orphan'),
}
)
mapper(ProjectedFit, projectedFits_table,
properties = {
"_ProjectedFit__amount": projectedFits_table.c.amount,
}
)