fe4be1b06e
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添加了一个新的页面logs.html，用于显示今天的扫描日志。用户可以在该页面上查看扫描的条码和相关信息。
64 lines
1.6 KiB
Python
64 lines
1.6 KiB
Python
from peewee import *
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from datetime import datetime, time
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import json
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# Create database instance
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db = SqliteDatabase('scanner.db')
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class BaseModel(Model):
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class Meta:
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database = db
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class BarcodeDB(BaseModel):
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barcode = CharField(unique=True)
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product_info = TextField()
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class Meta:
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table_name = 'barcode_db'
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class ScanLog(BaseModel):
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barcode = CharField()
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scan_at = DateTimeField(default=datetime.now)
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class Meta:
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table_name = 'scan_logs'
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@classmethod
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def get_today_logs(cls):
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# Get today's start and end timestamps
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today = datetime.now().date()
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today_start = datetime.combine(today, time.min) # Start of day (00:00:00)
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today_end = datetime.combine(today, time.max) # End of day (23:59:59.999999)
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# Query logs for today
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return cls.objects.filter(
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scan_at__gte=today_start,
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scan_at__lte=today_end
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).order_by('-scan_at')
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def serialize(self):
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# Try to get product info from BarcodeDB
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name = None
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try:
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product = BarcodeDB.get(BarcodeDB.barcode == self.barcode)
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product_info = json.loads(product.product_info)
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name = product_info.get('name')
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except BarcodeDB.DoesNotExist:
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pass
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return {
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'barcode': self.barcode,
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'name': name,
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'scan_at': self.scan_at
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}
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# Create tables
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def create_tables():
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with db:
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db.create_tables([BarcodeDB, ScanLog])
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if __name__ == '__main__':
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create_tables()
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