From 3caff91aec9ad65f19e0052d2e691faa6d0afe60 Mon Sep 17 00:00:00 2001
From: Kiruidyno <kirui472@gmail.com>
Date: Thu, 8 Jun 2023 18:50:27 +0300
Subject: [PATCH] complete assignment

---
 lib/models.py | 105 +++++++++++++++++++++++++++++++++++++++++++++++++-
 lib/seed.py   |  42 ++++++++++++++++++++
 2 files changed, 145 insertions(+), 2 deletions(-)

diff --git a/lib/models.py b/lib/models.py
index 2681bee5a..8e5d52785 100644
--- a/lib/models.py
+++ b/lib/models.py
@@ -15,15 +15,116 @@ class Company(Base):
     id = Column(Integer(), primary_key=True)
     name = Column(String())
     founding_year = Column(Integer())
+    created_at = Column(DateTime(), server_default=func.now())
+    updated_at = Column(DateTime(), onupdate=func.now())
+    devs = relationship('Dev', secondary=company_dev, back_populates='companies')
+    freebies = relationship('Freebie', backref=backref('company'))
+
 
     def __repr__(self):
-        return f'<Company {self.name}>'
+        return f'<Company name={self.name}, ' + \
+            f'founding_year={self.founding_year}>'
+    
+    def give_freebie(self ,dev, item_name, value):
+        # creates a new Freebie instance associated with this company and the given dev
+        Session = sessionmaker(bind=engine)
+        session = Session()
+        freebie = Freebie(item_name=item_name,value=value)
+        freebie.dev = dev
+        freebie.company = self
+        session.add(freebie)
+        session.commit()
+
+    
+    @classmethod
+    def oldest_company(cls):
+        # returns the Company instance with the earliest founding year.
+        # ipdb.set_trace()
+        Session = sessionmaker(bind=engine)
+        session = Session()
+        old_company = session.query(Company).all()[0]
+        return old_company
+    
 
 class Dev(Base):
     __tablename__ = 'devs'
 
     id = Column(Integer(), primary_key=True)
     name= Column(String())
+    created_at = Column(DateTime(), server_default=func.now())
+    updated_at = Column(DateTime(), onupdate=func.now())
+    companies = relationship('Company', secondary=company_dev, back_populates='devs')
+    freebies = relationship('Freebie', backref=backref('dev'))
+
+    def __init__(self, name):
+        self.name = name
+
+    def __repr__(self):
+        return f'<Dev {self.name}>' # - delete this next time!!
+        # return f'<Dev name={self.name}>' - use this next time!!
+
+    def received_one(self,item_name):
+        # Dev.received_one(item_name) accepts an item_name (string) and returns True if any of the freebies associated with the dev has that item_name, otherwise returns False.
+        for d in self.freebies:
+            if d.item_name == item_name:
+                print('''
+
+                    TRUEEEEEE
+                
+                ''')
+                return True
+        return False
+
+
+    def give_away(self,dev, freebie):
+        ###
+        ###
+        #-- broken need to fix!!!
+        ###
+        ###
+        # Dev.give_away(dev, freebie) accepts a Dev instance and a Freebie instance, changes the freebie's dev to be the given dev; your code should only make the change if the freebie belongs to the dev who's giving it away
+        Session = sessionmaker(bind=engine)
+        session = Session()
+        # # dev = self
+        #freebie = session.query(Freebie).filter_by(dev_id=dev.id).first()
+        print('''
+        
+        
+    
+    
+        ''')
+        print(freebie)
+
+        session.add(dev)
+        session.commit()
+
+        dev_just_added = session.query(Dev).order_by(Dev.id.desc()).first()
+
+        freebie.dev_id = dev_just_added.id 
+        session.commit()
+
+
+
+      
+## join table
+class Freebie(Base):
+    __tablename__ = 'freebies'
+
+    id = Column(Integer(), primary_key=True)
+  
+    item_name= Column(String())
+    value = Column(Integer())
+    company_id = Column(Integer(), ForeignKey('companies.id'))
+    dev_id = Column(Integer(), ForeignKey('devs.id'))
+    created_at = Column(DateTime(), server_default=func.now())
+    updated_at = Column(DateTime(), onupdate=func.now())
+
 
     def __repr__(self):
-        return f'<Dev {self.name}>'
+        return f'<Freebie item_name={self.item_name}, ' + \
+            f'value={self.value}, ' + \
+            f'company_id={self.company_id}, ' + \
+            f'dev_id={self.dev_id})>'
+    
+    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..29f77dc6e 100644
--- a/lib/seed.py
+++ b/lib/seed.py
@@ -1,3 +1,45 @@
 #!/usr/bin/env python3
 
 # Script goes here!
+import random
+from sqlalchemy import create_engine
+from sqlalchemy.orm import sessionmaker
+
+from models import Company
+from models import Dev
+from models import Freebie
+
+
+# fake = Faker()
+
+if __name__ == '__main__':
+    
+    engine = create_engine('sqlite:///freebies.db')
+    Session = sessionmaker(bind=engine)
+    session = Session()
+
+    session.query(Company).delete()
+    session.query(Dev).delete()
+    session.query(Freebie).delete()
+    session.commit()
+
+    # company
+
+    ibm = Company(name="IBM", founding_year=1911)
+    fi_school = Company(name="Flatiron School ", founding_year=2012)
+    # dev 
+
+    malcome = Dev(name="Malcome")
+    nick = Dev(name="Nick")
+
+    # Freebie
+    book = Freebie(item_name="Book", value=12, company_id=1, dev_id=1)
+    planer = Freebie(item_name="Planer", value=13, company_id=2, dev_id=1)
+
+    # got = Freebie(item_name="Game of Thrones", value=6, company_id=1, dev_id=1)
+
+    # pen = Freebie(item_name="Pen", value=5, company_id=1, dev_id=1)
+
+    session.bulk_save_objects([ibm,fi_school,malcome,nick,book,planer ])
+
+    session.commit()