diff --git a/lib/debug.py b/lib/debug.py index 4f922eb69..7125a3aad 100644 --- a/lib/debug.py +++ b/lib/debug.py @@ -1,9 +1,14 @@ #!/usr/bin/env python3 from sqlalchemy import create_engine +from sqlalchemy.orm import sessionmaker -from models import Company, Dev +from models import Base, Company, Dev, Freebie -if __name__ == '__main__': - engine = create_engine('sqlite:///freebies.db') - import ipdb; ipdb.set_trace() +engine = create_engine('sqlite:///freebies.db') +Base.metadata.create_all(engine) + +Session = sessionmaker(bind=engine) +session = Session() + +import ipdb; ipdb.set_trace() diff --git a/lib/freebies.db b/lib/freebies.db index 12beb1c96..be42b5ab2 100644 Binary files a/lib/freebies.db and b/lib/freebies.db differ diff --git a/lib/migrations/versions/a74f7eba9c99_create_freebies_table.py b/lib/migrations/versions/a74f7eba9c99_create_freebies_table.py new file mode 100644 index 000000000..a25eef524 --- /dev/null +++ b/lib/migrations/versions/a74f7eba9c99_create_freebies_table.py @@ -0,0 +1,30 @@ +"""create freebies table + +Revision ID: a74f7eba9c99 +Revises: 5f72c58bf48c +Create Date: 2025-09-04 04:14:06.357408 + +""" +from alembic import op +import sqlalchemy as sa + + +# revision identifiers, used by Alembic. +revision = 'a74f7eba9c99' +down_revision = '5f72c58bf48c' +branch_labels = None +depends_on = None + + +def upgrade(): + op.create_table( + 'freebies', + sa.Column('id', sa.Integer, primary_key=True), + sa.Column('item_name', sa.String, nullable=False), + sa.Column('value', sa.Integer, nullable=False), + sa.Column('dev_id', sa.Integer, sa.ForeignKey('devs.id'), nullable=False), + sa.Column('company_id', sa.Integer, sa.ForeignKey('companies.id'), nullable=False) + ) + +def downgrade(): + op.drop_table('freebies') \ No newline at end of file diff --git a/lib/models.py b/lib/models.py index 2681bee5a..aae97ba09 100644 --- a/lib/models.py +++ b/lib/models.py @@ -10,20 +10,54 @@ Base = declarative_base(metadata=metadata) class Company(Base): - __tablename__ = 'companies' + __tablename__ = "companies" - id = Column(Integer(), primary_key=True) - name = Column(String()) - founding_year = Column(Integer()) + id = Column(Integer, primary_key=True) + name = Column(String) + founding_year = Column(Integer) + + freebies = relationship("Freebie", back_populates="company") + devs = relationship("Dev", secondary="freebies", back_populates="companies", viewonly=True) + + def give_freebie(self, dev, item_name, value): + freebie = Freebie(item_name=item_name, value=value, dev=dev, company=self) + return freebie + + @classmethod + def oldest_company(cls, session): + return session.query(cls).order_by(cls.founding_year).first() - def __repr__(self): - return f'' class Dev(Base): - __tablename__ = 'devs' + __tablename__ = "devs" + + id = Column(Integer, primary_key=True) + name = Column(String) + + freebies = relationship("Freebie", back_populates="dev") + companies = relationship("Company", secondary="freebies", back_populates="devs", viewonly=True) + + def received_one(self, item_name): + return any(freebie.item_name == item_name for freebie in self.freebies) + + def give_away(self, dev, freebie): + if freebie in self.freebies: + freebie.dev = dev + return True + return False + + +class Freebie(Base): + __tablename__ = "freebies" + + id = Column(Integer, primary_key=True) + item_name = Column(String, nullable=False) + value = Column(Integer, nullable=False) + dev_id = Column(Integer, ForeignKey("devs.id"), nullable=False) + company_id = Column(Integer, ForeignKey("companies.id"), nullable=False) - id = Column(Integer(), primary_key=True) - name= Column(String()) + dev = relationship("Dev", back_populates="freebies") + company = relationship("Company", back_populates="freebies") - def __repr__(self): - return f'' + def print_details(self): + return f"{self.dev.name} owns a {self.item_name} from {self.company.name}" diff --git a/lib/seed.py b/lib/seed.py index b16becbbb..963b9c11a 100644 --- a/lib/seed.py +++ b/lib/seed.py @@ -1,3 +1,25 @@ #!/usr/bin/env python3 -# Script goes here! +from sqlalchemy import create_engine +from sqlalchemy.orm import sessionmaker +from models import Base, Company, Dev, Freebie + +engine = create_engine("sqlite:///freebies.db") +Base.metadata.create_all(engine) +Session = sessionmaker(bind=engine) +session = Session() + +c1 = Company(name="TechCorp", founding_year=1990) +c2 = Company(name="DevStuff", founding_year=1985) + +d1 = Dev(name="Alice") +d2 = Dev(name="Bob") + +f1 = c1.give_freebie(d1, "Sticker Pack", 5) +f2 = c2.give_freebie(d2, "T-Shirt", 20) +f3 = c1.give_freebie(d2, "Mug", 10) + +session.add_all([c1, c2, d1, d2, f1, f2, f3]) +session.commit() + +print("data created successfully!")