From 4f2d315476e67e0a53fa006875c36c2ef96052a9 Mon Sep 17 00:00:00 2001
From: tenge646 <144627741+tenge646@users.noreply.github.com>
Date: Fri, 8 Dec 2023 10:12:58 +0300
Subject: [PATCH 1/2] completed assignment

---
 lib/models.py | 44 ++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 42 insertions(+), 2 deletions(-)

diff --git a/lib/models.py b/lib/models.py
index 2681bee5a..a63519ad3 100644
--- a/lib/models.py
+++ b/lib/models.py
@@ -1,5 +1,6 @@
 from sqlalchemy import ForeignKey, Column, Integer, String, MetaData
 from sqlalchemy.orm import relationship, backref
+from sqlalchemy.orm import relationship
 from sqlalchemy.ext.declarative import declarative_base
 
 convention = {
@@ -8,16 +9,18 @@
 metadata = MetaData(naming_convention=convention)
 
 Base = declarative_base(metadata=metadata)
+Base = declarative_base()
 
 class Company(Base):
     __tablename__ = 'companies'
-
-    id = Column(Integer(), primary_key=True)
+@@ -16,14 +11,49 @@ class Company(Base):
     name = Column(String())
     founding_year = Column(Integer())
 
     def __repr__(self):
         return f'<Company {self.name}>'
+    freebies = relationship('Freebie', back_populates='company')
+    devs = relationship('Dev', secondary='freebies', back_populates='companies')
 
 class Dev(Base):
     __tablename__ = 'devs'
@@ -25,5 +28,42 @@ class Dev(Base):
     id = Column(Integer(), primary_key=True)
     name= Column(String())
 
+    freebies = relationship('Freebie', back_populates='dev')
+    companies = relationship('Company', secondary='freebies', back_populates='devs')
+
+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'))
+    dev = relationship('Dev', back_populates='freebies')
+
+    company_id = Column(Integer(), ForeignKey('companies.id'))
+    company = relationship('Company', back_populates='freebies')
+
+    def print_details(self):
+        return f"{self.dev.name} owns a {self.item_name} from {self.company.name}"
+
+    @classmethod
+    def give_away(cls, dev, freebie):
+        if freebie.dev == dev:
+            freebie.dev = None
+
+    @classmethod
+    def received_one(cls, item_name):
+        return cls.query.filter_by(item_name=item_name).first() is not None
+
+    @classmethod
+    def create_freebie(cls, dev, company, item_name, value):
+        freebie = cls(dev=dev, company=company, item_name=item_name, value=value)
+        # session.add(freebie)
+        
+
     def __repr__(self):
         return f'<Dev {self.name}>'
+    @classmethod
+    def oldest_company(cls):
+        return Company.query.order_by(Company.founding_year).first()
\ No newline at end of file

From 294ec624b77b1192bad0023d30663cee7b9c5dea Mon Sep 17 00:00:00 2001
From: tenge646 <144627741+tenge646@users.noreply.github.com>
Date: Fri, 8 Dec 2023 10:13:24 +0300
Subject: [PATCH 2/2] completed assignment

---
 lib/models.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/models.py b/lib/models.py
index a63519ad3..65fa979b7 100644
--- a/lib/models.py
+++ b/lib/models.py
@@ -13,7 +13,7 @@
 
 class Company(Base):
     __tablename__ = 'companies'
-@@ -16,14 +11,49 @@ class Company(Base):
+class Company(Base):
     name = Column(String())
     founding_year = Column(Integer())