2022-09-16 21:50:55 +02:00
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import random
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import string
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from sqlmodel import select, Session
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from sqlmodel import SQLModel
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2022-09-18 22:43:04 +02:00
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def generate_unique_code(model: SQLModel, s: Session, field_name='id_code', length: int = 6):
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if getattr(model, field_name, None) is None:
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raise KeyError("Invalid field name")
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2022-09-16 21:50:55 +02:00
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while True:
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code = ''.join(random.choices(string.ascii_uppercase, k=length))
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is_unique = s.exec(select(model).where(
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2022-09-18 22:43:04 +02:00
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getattr(model, field_name) == code)).first() == None
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2022-09-16 21:50:55 +02:00
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if is_unique:
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break
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return code
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