def demand_supply(request):
if(request.GET.__contains__('playerId')):
results = {}
demand = []
supply = []
args = request.GET
playerId = int(args.__getitem__('playerId'))
plantQuery = Plant.gql("WHERE playerId = :1",playerId)
plants = plantQuery.fetch(1000)
for plant in plants:
plantId = plant.key().id()
shoeQuery = Shoe.gql("WHERE plantId = :1", plantId)
shoes = shoeQuery.fetch(1000)
for shoe in shoes:
shoeId = shoe.key().id()
supplyQuery = SupplyTransaction.gql("WHERE shoeId = :1",shoeId)
supplys = supplyQuery.fetch(20)
for _supply in supplys:
_sDict = _supply.__dict__['_entity']
_sDict['trxnDate'] = str(_sDict['trxnDate'])
_sDict['totalCost'] = float("%.2f" % round(_sDict['totalCost'],2))
_sDict['costPerUnit'] = float("%.2f" % round(_sDict['costPerUnit'],2))
_sDict['salePrice'] = float("%.2f" % round(shoe.price,2))
supply.append(_sDict)
demandQuery = DemandTransaction.gql("WHERE shoeId = :1",shoeId)
demands = demandQuery.fetch(20)
for _demand in demands:
_dDict = _demand.__dict__['_entity']
demand.append(_dDict)
results['demand'] = demand
results['supply'] = supply
n = {"count": len(results)}
return HttpResponse(simplejson.dumps(results),mimetype="application/json")
else:
dd = {}
dd['error'] = "Error: No game selected."
return HttpResponse(simplejson.dumps(dd),mimetype="application/json")
#old method
#def _retrieve_shoe_templates(request):
# '''
# Return a list of shoes templates of a particular player(a particular plant)
# '''
# ret = []
# if request.session.__contains__('account'):
# getQuery = request.GET
# playerId = int(getQuery.__getitem__('playerId'))
#
# shoes = Shoe.all()
# for i in shoes:
# plant = Plant.get_by_id(i.plantId)
# if plant.playerId == playerId:
# d = i.__dict__['_entity']
# d['shoeId'] = i.key().id()
# ret.append(d)
# else:
# error = {}
# error['error':"Unable to retreive shoe templates."]
# return HttpResponse(simplejson.dumps(error),mimetype="application/json")
# return HttpResponse(simplejson.dumps(ret),mimetype="application/json")
#old method
#def _create_shoe(request):
# session = request.session
# try:
# account = session['account']
# if account != None:
# q = request.GET
# splantId = int(q.__getitem__('plantId'))
# ssole = int(q.__getitem__('sole'))
# sbody = int(q.__getitem__('body'))
# scolor = int(q.__getitem__('color'))
# sprice = float(q.__getitem__('price'))
# _costPrice = shoeMatCost['sole'] * ssole + shoeMatCost['body'] * sbody + shoeMatCost['color'] * scolor
# shoe = Shoe(plantId=splantId,sole=ssole,body = sbody,color = scolor,price = sprice,qty=0,costPrice=_costPrice)
# shoe.put()
# except KeyError:
# return redirect("/")
# return redirect("/app/main.html")
#old method
#def _manufacture_shoe(request):
# if request.session.__contains__('account'):
# args = request.GET
# if args.__contains__('shoeId') and args.__contains__('playerId'):
# try:
# playerId = int(args.__getitem__('playerId'))
# plantId = int(args.__getitem__('plantId'))
# sshoeId = int(args.__getitem__('shoeId'))
#
# plant = Plant.get_by_id(plantId)
# shoe = Shoe.get_by_id(sshoeId)
# if plant != None and plant.playerId == playerId:
# player = Player.get_by_id(playerId)
# number = int(args.__getitem__('qty'))
# stotalCost = shoe.costPrice * number
# toBeCapacity = plant.currentCapacity + number
#
# if toBeCapacity <= plant.productionLimit and stotalCost <= player.money:
# supplyTransaction = SupplyTransaction(shoeId=sshoeId,costPerUnit = shoe.costPrice,qty = number,totalCost=stotalCost,trxnDate = datetime.datetime.now().date())
# supplyTransaction.put()
# shoe.qty = shoe.qty + number
# shoe.put()
# player.money = player.money - stotalCost
# player.money_spent = player.money_spent + stotalCost
# player.networth = player.money + player.money_spent
# player.put()
# plant.currentCapacity += number
# plant.put()
# else:
# return HttpResponse("not enough cap")
# else:
# return HttpResponse("plant is none or plant does not belongs to playerId")
# except ValueError:
# return redirect("/error?error=ValueError")
# else:
# return HttpResponse("no values")
# else:
# #return redirect("/index")
# return HttpResponse("error no account")
# return redirect("/app/main.html")
#Converting Python Objects to JSON format
#use simplejson.dumps(obj.__dict__)
#the resulting JSON string for the Account class is as follows:
#{"_email": "test", "_money": 1000000.0, "_parent_key": null, "_parent": null, "_entity": {"money": 1000000.0, "email": "test", "networth": 0.0}, "_app": null, "_Model__namespace": "", "_networth": 0.0}
#in angular, use > response._entity to get the account JSON object
def system_buy_shoes(request):
'''
Check the logged in user
'''
user = users.get_current_user()
marketing = 1
dd = []
if user:
islandQuery = Island.all()
islandCount = islandQuery.count()
islands = islandQuery.fetch(islandCount)
for island in islands:
islandId = island.key().id()
playerQuery = Player.gql("WHERE islandId = :1",islandId)
numPlayers = playerQuery.count()
plantQuery = Plant.gql("WHERE islandId = :1",islandId)
plantCount = plantQuery.count()
plants = plantQuery.fetch(plantCount)
for plant in plants:
plantId = plant.key().id()
plantRegion = plant.region
shoeQuery = Shoe.gql("WHERE plantId = :1",plantId)
shoeCount = shoeQuery.count()
shoes = shoeQuery.fetch(shoeCount)
for shoe in shoes:
body = shoe.body
sole = shoe.sole
color = shoe.color
qty = shoe.qty
attractiveness = math.fabs((0.75*sole + body + 1.25 * color) / 3)
saleRegion = ""
#randomly select sale-to-region
i = random.randint(1,4)
if i == 1:
saleRegion = "north"
elif i == 2:
saleRegion = "east"
elif i == 3:
saleRegion = "west"
elif i == 4:
saleRegion = "south"
_shippingcost = shippingCost[plantRegion][saleRegion]
price = shoe.price + _shippingcost
salesVolume = int(math.ceil(numPlayers * math.pow((attractiveness*marketing/price),2)))
if salesVolume > qty:
salesVolume = qty
shoe.qty = shoe.qty - salesVolume
shoe.put()
dd.append(shoe.key().id())
dd.append(salesVolume)
n = {'count':len(dd)}
totalShippingCost = salesVolume * _shippingcost
totalRevenue = salesVolume * shoe.price
player = Player.get_by_id(plant.playerId)
player.money = player.money - totalShippingCost + totalRevenue
player.money_spent = player.money_spent + totalShippingCost
player.networth = player.money + player.money_spent
player.put()
plant.currentCapacity = plant.currentCapacity - salesVolume
plant.put()
demandTransaction = DemandTransaction(shoeId = shoe.key().id(),salePrice = shoe.price,shippingCost = _shippingcost,qty = salesVolume)
demandTransaction.put()
else:
return redirect(users.create_login_url("/system_buy_shoes"))
return HttpResponse(simplejson.dumps(n),mimetype="application/json")