82 lines
2.9 KiB
Python
82 lines
2.9 KiB
Python
from sqlalchemy import func
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from calculators import Calculator
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from commons.models.cement import Cement
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from commons.models.fujian_survey import FujianSurvey
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from commons.models.fuzhou_highway_bureau import FuzhouHighwayBureau
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from commons.models.fuzhou_transportation_bureau import FuzhouTransportationBureau
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from commons.models.price_result import PriceResult
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class Cement425Calculator(Calculator):
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name = "42.5 水泥"
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material_id = "09.61.60.00"
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unit = "t"
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spec = ""
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def __init__(self, year, month):
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self.year = year
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self.month = month
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def _get_ftb_price(self):
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query = FuzhouTransportationBureau.get_query(self.year, self.month, name='42.5级水泥')
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query = query.with_entities(func.avg(FuzhouTransportationBureau.price))
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result = query.all()
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if not result[0][0]:
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return 0, 0
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price = int(result[0][0])
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fluctuating = price - int(getattr(self.previous_prices, 'ftb_price', price))
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return price, fluctuating
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# def _get_ss_price(self):
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# return 4000, -10
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def _get_fhb_price(self):
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query = FuzhouHighwayBureau.get_query(self.year, self.month, name='42.5级水泥', spec='旋窑（散装）')
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query = query.with_entities(func.avg(FuzhouHighwayBureau.price))
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result = query.all()
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if not result[0][0]:
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return 0, 0
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price = int(result[0][0])
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fluctuating = price - int(getattr(self.previous_prices, 'ftb_price', price))
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return price, fluctuating
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def _get_network_price(self):
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result = Cement.get_items(self.year, self.month, spec_in=('台泥', '金牛', '炼石牌'), name_in=('P.O 42.5',), pack='散装')
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if not result[0][0]:
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return 0, 0
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prices = result[0][0]
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price = round(prices / 5) * 5
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fluctuating = price - int(getattr(self.previous_prices, 'price_network', price))
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return price, fluctuating
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def _get_survey_price(self):
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query = FujianSurvey.get_query(self.year, self.month, name='42.5级水泥', spec='旋窑')
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query = query.with_entities(func.avg(FujianSurvey.price))
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result = query.all()
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if not result[0][0]:
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return 0, 0
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price = int(result[0][0])
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fluctuating = price - int(getattr(self.previous_prices, 'price_survey', price))
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return price, fluctuating
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def _get_recommend_price(self, round_by=5):
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self._fluctuatings = [self.fluctuating_network, self.fluctuating_survey, self.fluctuating_fhb, self.fluctuating_ftb]
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return super()._get_recommend_price(round_by)
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def save(self):
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result = self.result()
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PriceResult(**result).upsert()
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if __name__ == '__main__':
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from core.factory import ClientApp
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with ClientApp().app_context():
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calculator = Cement425Calculator(year=2023, month=11)
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result = calculator.run()
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calculator.save()
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print(result)
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