242 lines
7.7 KiB
Python
242 lines
7.7 KiB
Python
#===============================================================================
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# Copyright (C) 2010 Diego Duclos
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#
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# This file is part of pyfa.
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#
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# pyfa is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# pyfa 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 General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with pyfa. If not, see <http://www.gnu.org/licenses/>.
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#===============================================================================
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import eos.db
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import eos.types
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import wx
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import collections
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import threading
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from sqlalchemy.orm.exc import NoResultFound
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class PriceWorkerThread(threading.Thread):
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def run(self):
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self.cv = threading.Condition()
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self.updateRequests = collections.deque()
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self.scheduled = set()
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self.processUpdates()
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def processUpdates(self):
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updateRequests = self.updateRequests
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cv = self.cv
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while True:
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cv.acquire()
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while len(updateRequests) == 0:
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cv.wait()
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# Grab our data and rerelease the lock
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callback, requests = self.updateRequests.popleft()
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self.scheduled.clear()
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cv.release()
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# Grab prices, this is the time-consuming part
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if len(requests) > 0:
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eos.types.Price.fetchPrices(*requests)
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callback()
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def trigger(self, prices, callbacks):
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self.cv.acquire()
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self.updateRequests.append((callbacks, prices))
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self.scheduled.update(prices)
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self.cv.notify()
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self.cv.release()
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class Market():
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instance = None
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FORCED_SHIPS = ("Freki", "Mimir", "Utu", "Adrestia", "Ibis", "Impairor", "Velator", "Reaper")
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FORCED_GROUPS = ("Rookie ship",)
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META_MAP = {"normal": (1, 2, 14),
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"faction": (4, 3),
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"complex": (6,),
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"officer": (5,)}
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SEARCH_CATEGORIES = ("Drone", "Module", "Subsystem", "Charge", "Implant")
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@classmethod
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def getInstance(cls):
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if cls.instance == None:
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cls.instance = Market()
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return cls.instance
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def __init__(self):
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self.activeMetas = set()
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self.priceCache = {}
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self.workerThread = PriceWorkerThread()
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self.workerThread.daemon = True
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self.workerThread.start()
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def getChildren(self, id):
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"""
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Get the children of the group or marketGroup with the passed id.
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Returns a list, where each element is a tuple containing:
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the id, the name, the icon, wether the group has more children.
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"""
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group = eos.db.getMarketGroup(id, eager="icon")
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children = []
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for child in group.children:
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icon = child.icon.iconFile if child.icon else ""
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children.append((child.ID, child.name, icon, not child.hasTypes))
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return children
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def getShipRoot(self):
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cat = eos.db.getCategory(6)
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root = []
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for grp in cat.groups:
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if grp.published or grp.name in self.FORCED_GROUPS:
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root.append((grp.ID, grp.name))
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return root
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def getShipList(self, id):
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ships = []
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grp = eos.db.getGroup(id, eager=("items"))
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for item in grp.items:
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if item.published or item.name in self.FORCED_SHIPS:
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ships.append((item.ID, item.name, item.race))
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return ships
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def searchShips(self, name):
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results = eos.db.searchItems(name)
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ships = []
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for item in results:
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if item.category.name == "Ship" and (item.published or item.name in self.FORCED_SHIPS):
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ships.append((item.ID, item.name, item.race))
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return ships
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def searchItems(self, name):
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filter = (eos.types.Category.name.in_(self.SEARCH_CATEGORIES), eos.types.Item.published == True)
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results = eos.db.searchItems(name, where=filter,
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join=(eos.types.Item.group, eos.types.Group.category),
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eager=("icon", "group.category"))
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items = []
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for item in results:
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if item.category.name in self.SEARCH_CATEGORIES:
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items.append((item.ID, item.name, item.group.name, item.metaGroup.ID if item.metaGroup else 1, item.icon.iconFile if item.icon else ""))
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return items
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def searchFits(self, name):
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results = eos.db.searchFits(name)
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fits = []
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for fit in results:
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fits.append((fit.ID, fit.name, fit.ship.item.name))
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return fits
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def getMarketRoot(self):
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"""
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Get the root of the market tree.
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Returns a list, where each element is a tuple containing:
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the ID, the name and the icon of the group
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"""
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marketGroups = (9, #Modules
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1111, #Rigs
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157, #Drones
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11, #Ammo
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1112, #Subsystems
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24) #Implants & Boosters
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root = []
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for id in marketGroups:
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mg = eos.db.getMarketGroup(id, eager="icon")
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root.append((id, mg.name, mg.icon.iconFile if mg.icon else ""))
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return root
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def activateMetaGroup(self, name):
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for meta in self.META_MAP[name]:
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self.activeMetas.add(meta)
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def disableMetaGroup(self, name):
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for meta in self.META_MAP[name]:
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if meta in self.activeMetas:
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self.activeMetas.remove(meta)
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def isMetaIdActive(self, meta):
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return meta in self.activeMetas
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def getMetaName(self, metaId):
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for name, ids in self.META_MAP.items():
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for id in ids:
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if metaId == id:
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return name
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def getVariations(self, marketGroupId):
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if len(self.activeMetas) == 0:
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return tuple()
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mg = eos.db.getMarketGroup(marketGroupId)
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l = []
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done = set()
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for item in mg.items:
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if 1 in self.activeMetas:
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if item not in done:
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done.add(item)
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l.append((item.ID, item.name, item.icon.iconFile if item.icon else ""))
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vars = eos.db.getVariations(item, metaGroups = tuple(self.activeMetas), eager="icon")
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for var in vars:
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if var not in done:
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done.add(var)
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l.append((var.ID, var.name, var.icon.iconFile if var.icon else ""))
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return l
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def getPrices(self, typeIDs, callback):
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fetch = set()
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all = []
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new = []
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for typeID in typeIDs:
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price = self.priceCache.get(typeID)
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if price is None:
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try:
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price = eos.db.getPrice(typeID)
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except NoResultFound:
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price = eos.types.Price(typeID)
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new.append(price)
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self.priceCache[typeID] = price
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all.append(price)
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if not price.isValid and not price in self.workerThread.scheduled:
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fetch.add(price)
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def dbAdd():
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for price in new:
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eos.db.saveddata_session.add(price)
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eos.db.saveddata_session.commit()
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eos.db.saveddata_session.flush()
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def cb():
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wx.CallAfter(callback, all)
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wx.CallAfter(dbAdd)
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print map(lambda p: p.typeID, fetch)
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print map(lambda p: p.typeID, new)
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self.workerThread.trigger(fetch, cb)
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