70 lines
2.0 KiB
Python
70 lines
2.0 KiB
Python
import re
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import uuid
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from datetime import date, timedelta
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from decimal import Decimal
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from io import BytesIO
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from typing import Optional
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from fastapi import APIRouter
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from sqlalchemy.orm import Session
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from ..models.master import DbSetting
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from ..models.voucher import DbImage
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router = APIRouter()
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def get_lock_info(db: Session) -> (Optional[date], Optional[date]):
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start: Optional[date]
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finish: Optional[date]
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data = db.query(DbSetting).filter(DbSetting.name == "Lock Info").first()
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if data is None:
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return None, None
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data = data.data
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if not data["Start"]["Locked"]:
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start = None
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elif data["Start"]["Rolling"]:
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start: date = date.today() - timedelta(days=data["Start"]["Days"])
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else:
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start = data["Start"]["Date"].date()
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if not data["Finish"]["Locked"]:
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finish = None
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elif data["Finish"]["Rolling"]:
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finish = date.today() + timedelta(days=data["Finish"]["Days"])
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else:
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finish = data["Finish"]["Date"].date()
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return start, finish
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def to_uuid(value):
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p = re.compile(
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"^[A-Fa-f0-9]{8}-[A-Fa-f0-9]{4}-[A-Fa-f0-9]{4}-[A-Fa-f0-9]{4}-[A-Fa-f0-9]{12}$"
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)
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return uuid.UUID(value) if p.match(value) else None
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def to_decimal(value, default=0):
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import re
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_parser = re.compile(
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r""" # A numeric string consists of:
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(?P<sign>[-+])? # an optional sign, followed by either...
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(
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(?=\d|\.\d) # ...a number (with at least one digit)
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(?P<int>\d*) # having a (possibly empty) integer part
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(\.(?P<frac>\d*))? # followed by an optional fractional part
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(?P<signal>s)? # ...an (optionally signaling)
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NaN # NaN
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(?P<diag>\d*) # with (possibly empty) diagnostic info.
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)
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\Z
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""",
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re.VERBOSE | re.IGNORECASE,
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).match
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return Decimal(value) if _parser(value.strip()) is not None else default
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