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# -*- coding:utf-8 -*-
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"""
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@Created on : 2023/5/30 8:48
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@Author: hxl
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@Des:
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"""
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import asyncio
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from itertools import chain
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# from conf import setting
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from models import DrawerBoard, Drug
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from models.terminal import Terminal
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async def update_drug_objects(board, drugs, drawer_boards):
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"""
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更新数据库中药品对象的 hole 字段值
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:param board: 当前定位板的 RFID 字典
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:param drugs: 当前定位板内所有药品对象的集合
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"""
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# terminal_obj = await Terminal.get(id=setting.TERMINAL_ID)
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# terminal_name = terminal_obj.name
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drawer_label = drawer_boards.drawer.label
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cabinet_location_label = f"{drawer_boards.cabinet.label}"
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result = {v: k for k, v in board.items()} # 反转字典，根据 RFID 查找 hole 编号
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for drug in drugs:
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hole = result.get(drug.rfid)
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if hole:
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board_hole = drawer_boards.board.chip_dict.get(str(hole), "") if drawer_boards.board.chip_dict else ""
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position_str = f"{cabinet_location_label}-{drawer_label}"
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if board_hole:
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position_str += f"-{board_hole}"
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drug.hole = hole
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drug.drawer_board_id = drawer_boards.id
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drug.position = position_str
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await drug.save(update_fields=['hole', 'drawer_board_id', 'position'])
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class InventoryCheck:
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"""
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将收到的十六进制字符串转换成孔位rfid字典，
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"""
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def __init__(self, receive_data: str):
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self.receive_data = receive_data
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async def restruct(self):
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"""
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return: {'A15E1F19': 1, 'C1031119': 2, '811D1619': 3, }，key为rfid，value为position
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"""
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result = {}
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if not self.receive_data:
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return result
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data_list = self.receive_data.split("7E")
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for index, data in enumerate(data_list):
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print(data)
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print("===")
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if data and len(data) > 8:
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value = data[-8:]
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if value != "00000000":
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result.setdefault(value, index)
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return result
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async def inventory_keys_result(self, cabinet_id: str):
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"""
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inventory: {'A15E1F19': 1, 'C1031119': 2, '811D1619': 3, }，key为rfid，value为position
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"""
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inventory = await self.restruct()
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# 上报的所有药剂rfid
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push_rfid_set = set(rfid for rfid in inventory.keys() if rfid != "00000000")
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drugs = await Drug.filter(cabinet_id=cabinet_id, state=1, position__isnull=False,).values('rfid')
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# 柜体所有药剂标签
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db_rfid_set = {item['rfid'] for item in drugs}
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# 放入rfid标签列表
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put_in_set = push_rfid_set - db_rfid_set
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# 拿出rfid标签列表
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take_out_set = db_rfid_set - push_rfid_set
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return put_in_set, take_out_set
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if __name__ == '__main__':
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data = '7E010101120304050607087E010301020304050607987E01090102030405060710'
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obj = InventoryCheck(data)
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inventory = obj.restruct()
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print(inventory)
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