From cc1af0816553ff82c3c2b7679bd6bb1259424751 Mon Sep 17 00:00:00 2001
From: Mammet-tech <edwinmammet19@gmail.com>
Date: Tue, 27 May 2025 00:18:18 +0300
Subject: [PATCH] Complete lab

---
 lib/__pycache__/models.cpython-38.pyc | Bin 0 -> 1930 bytes
 lib/debug.py                          |   6 +++-
 lib/freebies.db                       | Bin 20480 -> 24576 bytes
 lib/models.py                         |  40 ++++++++++++++++++++++++++
 lib/seed.py                           |  30 +++++++++++++++++++
 5 files changed, 75 insertions(+), 1 deletion(-)
 create mode 100644 lib/__pycache__/models.cpython-38.pyc

diff --git a/lib/__pycache__/models.cpython-38.pyc b/lib/__pycache__/models.cpython-38.pyc
new file mode 100644
index 0000000000000000000000000000000000000000..bc5d6f1d1828e50c716ccd03cb2327a7a556c3d3
GIT binary patch
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diff --git a/lib/debug.py b/lib/debug.py
index 4f922eb69..c796884e4 100644
--- a/lib/debug.py
+++ b/lib/debug.py
@@ -1,9 +1,13 @@
 #!/usr/bin/env python3
 
 from sqlalchemy import create_engine
+from sqlalchemy.orm import sessionmaker
 
-from models import Company, Dev
+
+from models import Company, Dev, Freebie, Base
 
 if __name__ == '__main__':
     engine = create_engine('sqlite:///freebies.db')
+    Session = sessionmaker(bind=engine)
+    session = Session()
     import ipdb; ipdb.set_trace()
diff --git a/lib/freebies.db b/lib/freebies.db
index 12beb1c963e832db481e7a7493e3029e691ac4dc..8c10fec76eb24f6676f7b12800c6ed09e10a682e 100644
GIT binary patch
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diff --git a/lib/models.py b/lib/models.py
index 2681bee5a..7dcca7e74 100644
--- a/lib/models.py
+++ b/lib/models.py
@@ -16,8 +16,20 @@ class Company(Base):
     name = Column(String())
     founding_year = Column(Integer())
 
+    freebies = relationship("Freebie", backref="company")
+
     def __repr__(self):
         return f'<Company {self.name}>'
+    
+    def give_freebie(self, dev, item_name, value):
+        return Freebie(item_name=item_name, value=value, dev=dev, company=self)    
+    
+    @classmethod
+    def oldest_company(cls, session):
+        return session.query(cls).order_by(cls.founding_year).first()
+
+
+
 
 class Dev(Base):
     __tablename__ = 'devs'
@@ -25,5 +37,33 @@ class Dev(Base):
     id = Column(Integer(), primary_key=True)
     name= Column(String())
 
+    freebies = relationship("Freebie", backref="dev")
+
     def __repr__(self):
         return f'<Dev {self.name}>'
+    
+    def received_one(self, item_name):
+        return any(f.item_name == item_name for f in self.freebies)
+    
+    def give_away(self, other_dev, freebie):
+     if freebie in self.freebies:
+        freebie.dev = other_dev
+        return True
+     return False
+    
+class Freebie(Base):
+    __tablename__ = 'freebies'
+
+    id = Column(Integer(), primary_key=True)
+    item_name = Column(String())
+    value = Column(Integer())
+
+    dev_id = Column(Integer, ForeignKey('devs.id'))
+    company_id = Column(Integer, ForeignKey('companies.id'))
+
+    def __repr__(self):
+        return f'<Freebie {self.item_name} worth {self.value}>'
+    
+    def print_details(self):
+        return f"{self.dev.name} owns a {self.item_name} from {self.company.name}"
+   
\ No newline at end of file
diff --git a/lib/seed.py b/lib/seed.py
index b16becbbb..627fe0b16 100644
--- a/lib/seed.py
+++ b/lib/seed.py
@@ -1,3 +1,33 @@
 #!/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')
+Session = sessionmaker(bind=engine)
+session = Session()
+
+Base.metadata.drop_all(engine)
+Base.metadata.create_all(engine)
+
+google = Company(name="Google", founding_year=1998)
+amazon = Company(name="Amazon", founding_year=1994)
+netflix = Company(name="Netflix", founding_year=1997)
+
+alice = Dev(name="Alice")
+bob = Dev(name="Bob")
+carol = Dev(name="Carol")
+
+freebie1 = Freebie(item_name="T-shirt", value=20, dev=alice, company=google)
+freebie2 = Freebie(item_name="Mug", value=10, dev=bob, company=amazon)
+freebie3 = Freebie(item_name="Sticker", value=5, dev=carol, company=netflix)
+freebie4 = Freebie(item_name="Hat", value=15, dev=alice, company=amazon)
+
+session.add_all([google, amazon, netflix, alice, bob, carol, freebie1, freebie2, freebie3, freebie4])
+session.commit()
+print("Database seeded successfully!")
+
+
+