"""
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代码价格管理
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"""
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import json
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import tool
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from db import redis_manager
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class Buy1PriceManager:
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__redisManager = redis_manager.RedisManager(1)
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@classmethod
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def __get_redis(cls):
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return cls.__redisManager.getRedis()
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# 保存买1价格信息
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@classmethod
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def __save_buy1_price_info(cls, code, limit_up_time, open_limit_up_time):
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cls.__get_redis().setex(f"buy1_price_limit_up_info-{code}", tool.get_expire(),
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json.dumps((limit_up_time, open_limit_up_time)))
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@classmethod
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def __get_buy1_price_info(cls, code):
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data = cls.__get_redis().get(f"buy1_price_limit_up_info-{code}")
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if not data:
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return None, None
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data = json.loads(data)
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return data[0], data[1]
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# 处理
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@classmethod
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def process(cls, code, buy_1_price, time_str, limit_up_price):
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# 买1价格不能小于1块
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if float(buy_1_price) < 1.0:
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return
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is_limit_up = abs(float(limit_up_price) - float(buy_1_price)) < 0.01
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old_limit_up_time, old_open_limit_up_time = cls.__get_buy1_price_info(code)
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if old_limit_up_time and old_open_limit_up_time:
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return
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if is_limit_up and old_limit_up_time is None:
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cls.__save_buy1_price_info(code, time_str, None)
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elif old_limit_up_time and not is_limit_up and old_open_limit_up_time is None:
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# 有涨停时间，当前没有涨停，之前没有打开涨停
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cls.__save_buy1_price_info(code, old_limit_up_time, time_str)
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# 是否可以下单
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@classmethod
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def is_can_buy(cls, code):
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old_limit_up_time, old_open_limit_up_time = cls.__get_buy1_price_info(code)
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if old_limit_up_time and old_open_limit_up_time:
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return True
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return False
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# 获取涨停信息
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# 返回涨停时间与炸板时间
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@classmethod
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def get_limit_up_info(cls,code):
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old_limit_up_time, old_open_limit_up_time = cls.__get_buy1_price_info(code)
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return old_limit_up_time, old_open_limit_up_time
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if __name__ == "__main__":
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code = "000333"
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limit_up_price = "54.00"
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Buy1PriceManager.process("000333", "53.00", "09:56:00", limit_up_price)
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print(Buy1PriceManager.is_can_buy(code))
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Buy1PriceManager.process("000333", "54.00", "09:57:00", limit_up_price)
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print(Buy1PriceManager.is_can_buy(code))
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Buy1PriceManager.process("000333", "53.00", "09:58:00", limit_up_price)
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print(Buy1PriceManager.is_can_buy(code))
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Buy1PriceManager.process("000333", "54.00", "09:59:00", limit_up_price)
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print(Buy1PriceManager.is_can_buy(code))
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