fix: 🐛 fixed driver and vehicle apis, swapped dbms to postgres and refactored project structure

modules/geoObjects.py

@@ -0,0 +1,76 @@
+from sqlalchemy                 import create_engine, Column, Table, ForeignKey, Index, UniqueConstraint, MetaData, SmallInteger, Integer, String, Date, DateTime, Float, Boolean, Text, Numeric, DateTime
+from sqlalchemy.orm             import relationship, sessionmaker
+from sqlalchemy.ext.declarative import declarative_base
+from sqlalchemy.pool            import NullPool
+from sqlalchemy.exc import OperationalError
+
+Base = declarative_base()
+
+# Funktion zur Herstellung einer Verbindung zur Datenbank
+def db_connect():
+    try:
+        engine = create_engine("postgresql://example:example@localhost/geotrack", poolclass=NullPool)
+        # Überprüfe die Verbindung
+        with engine.connect() as connection:
+            print("Verbindung zur Datenbank erfolgreich!")
+        return engine
+    except OperationalError as e:
+        print(f"Fehler bei der Verbindung zur Datenbank: {e}")
+        return None
+
+# Funktion zur Erstellung der Tabellen
+def create_table(engine):
+    try:
+        if engine is not None:
+            Base.metadata.create_all(engine)
+            print("Tabellen wurden erfolgreich erstellt!")
+        else:
+            print("Keine Verbindung zur Datenbank verfügbar.")
+    except Exception as e:
+        print(f"Fehler bei der Tabellenerstellung: {e}")
+    
+class Track(Base):
+    __tablename__ = 'track'
+    id = Column(Integer, primary_key=True, autoincrement=True)
+    trackName = Column(String(200), nullable=True)
+    vehicle_id = Column(Integer, ForeignKey('vehicle.id'), nullable=False, default=1)
+    driver_id = Column(Integer, ForeignKey('driver.id'), nullable=False, default=1)
+    date = Column(Date, nullable=True)
+    distance = Column(Float, nullable=False, default=0)
+    speed = Column(Float, nullable=False, default=0)
+    start = Column(DateTime, nullable=False)
+    end = Column(DateTime, nullable=False)
+    
+    # Beziehungen zu anderen Tabellen
+    waypoints = relationship('Waypoint', backref='track', lazy=True)
+    driver = relationship('Driver', back_populates='tracks')
+    vehicle = relationship('Vehicle', back_populates='tracks')
+
+
+class Waypoint(Base):
+    __tablename__ = 'waypoint'
+    id = Column(Integer, primary_key=True, autoincrement=True)
+    lat = Column(Float, nullable=False)
+    lon = Column(Float, nullable=False)
+    ele = Column(Float, nullable=False)
+    speed = Column(Float, nullable=True)
+    time = Column(DateTime, nullable=True)
+    track_id = Column(Integer, ForeignKey('track.id'), nullable=False)
+
+
+class Driver(Base):
+    __tablename__ = 'driver'
+    id = Column(Integer, primary_key=True, autoincrement=True)
+    name = Column(String, nullable=False)
+    
+    # Beziehung zu Track, zurück über 'tracks' auf Track-Seite
+    tracks = relationship("Track", back_populates='driver')
+
+
+class Vehicle(Base):
+    __tablename__ = 'vehicle'
+    id = Column(Integer, primary_key=True, autoincrement=True)
+    name = Column(String, nullable=False)
+    
+    # Beziehung zu Track, zurück über 'tracks' auf Track-Seite
+    tracks = relationship('Track', back_populates='vehicle')