60 lines
2.2 KiB
Python
60 lines
2.2 KiB
Python
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from sqlalchemy import Table, Column, String, MetaData, ForeignKey, JSON
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from sqlalchemy.sql import select, func
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from sqlalchemy.types import Integer, BigInteger, String, Boolean, TIMESTAMP, Numeric
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from sqlalchemy.dialects.postgresql import JSONB
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from biopro.db.base import Session
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from .base import Base
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class Collection(Base):
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__tablename__ = "collections"
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id = Column(Integer, primary_key=True)
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name = Column(String(255))
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parent = Column(JSONB)
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controller_id = Column(Integer)
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type = Column(String(255))
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description = Column(String(255))
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deleted = Column(Boolean)
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created_at = Column(TIMESTAMP(timezone=True), server_default=func.now())
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updated_at = Column(TIMESTAMP(timezone=True), onupdate=func.now())
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@classmethod
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def create_collection(cls, collection_name, parent):
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with Session() as session:
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name = cls.check_name_duplicate(collection_name, parent, 0)
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collection = Collection(
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name = name,
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parent = parent,
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type= "folder",
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)
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session.add(collection)
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session.commit()
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print('a', collection.id)
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return collection
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@classmethod
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def check_name_duplicate(cls, collection_name, parent, n):
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with Session() as session:
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result = session.query(Collection).filter(Collection.name == cls.generate_name(collection_name, n), Collection.parent == parent).first()
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if result is None:
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return cls.generate_name(collection_name, n)
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else:
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new_num = n + 1
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# new_name = f"{collection_name}({new_num})"
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return cls.check_name_duplicate(collection_name, parent, new_num)
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@classmethod
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def generate_name(cls, collection_name, n):
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if n==0:
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return collection_name
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else:
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return f"{collection_name}({n})"
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@classmethod
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def find_collection(cls, collection_name, parent):
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with Session() as session:
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result = session.query(Collection).filter(Collection.name == collection_name, Collection.parent == parent).first()
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return result
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