from sqlalchemy import Table, Column, Integer, String,MetaData,select,insert,NVARCHAR
from sqlalchemy.orm import sessionmaker
from sqlalchemy.ext.declarative import declarative_base;
Base = declarative_base()


class LabelHandler:
    
    def __init__(self,engine) -> None:
        self.engine=engine
    
    def getNewReleases(self):
        class PropertyNamesChecked(Base):
            __tablename__ = 'PropertyNamesChecked'
            id = Column(Integer, primary_key=True)
            Project = Column(NVARCHAR(length=100))
            CurrentVersion = Column(NVARCHAR(length=145))

        Base.metadata.create_all(self.engine)  

        Session = sessionmaker(bind=self.engine)
        session = Session()
        meta = MetaData()
        meta.reflect(bind=self.engine)
        listDeployedLabels=meta.tables['ListDeployedLabels']
        class ListDeployedLabels(Base):
            __table__=listDeployedLabels
            __mapper_args__ = {
                'primary_key':[listDeployedLabels.c.Project]
            }


        res=session.query(ListDeployedLabels).join(PropertyNamesChecked,PropertyNamesChecked.Project==ListDeployedLabels.Project)
        listOfUncheckedPropertyNames = []
        for r in res: 
            listOfUncheckedPropertyNames.append(r)
        return listOfUncheckedPropertyNames

            
    def markAsChecked():
        pass