a working product with ugly ui

app/models/__init__.py

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+from app.models.user import User
+from app.models.map import Map
+from app.models.map_item import MapItem
+from app.models.share import Share
+from app.models.session import Session
+
+__all__ = ["User", "Map", "MapItem", "Share", "Session"]

app/models/map.py

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+from sqlalchemy import Column, String, Boolean, DateTime, Text, ForeignKey
+from sqlalchemy.dialects.postgresql import UUID
+from sqlalchemy.sql import func
+import uuid
+from app.database import Base
+
+
+class Map(Base):
+    """Map model for storing map metadata and ownership."""
+
+    __tablename__ = "maps"
+
+    id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
+    name = Column(String(255), nullable=False)
+    description = Column(Text, nullable=True)
+    owner_id = Column(UUID(as_uuid=True), ForeignKey("users.id", ondelete="CASCADE"), nullable=False, index=True)
+    is_default_public = Column(Boolean, default=False, nullable=False)
+    created_at = Column(DateTime(timezone=True), server_default=func.now(), nullable=False)
+    updated_at = Column(DateTime(timezone=True), server_default=func.now(), onupdate=func.now(), nullable=False)

app/models/map_item.py

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+from sqlalchemy import Column, String, DateTime, ForeignKey
+from sqlalchemy.dialects.postgresql import UUID, JSONB
+from sqlalchemy.sql import func
+from geoalchemy2 import Geography
+import uuid
+from app.database import Base
+
+
+class MapItem(Base):
+    """
+    Map item model for storing cables, switches, APs, and wireless mesh.
+
+    Types:
+    - cable: Fiber, Cat6, Cat6 PoE
+    - wireless_mesh: Wireless connections between APs
+    - switch: Network switch
+    - indoor_ap: Indoor access point
+    - outdoor_ap: Outdoor access point
+
+    Geometry:
+    - Point for devices (switches, APs)
+    - LineString for cables and wireless mesh
+
+    Properties (JSONB):
+    - For cables: cable_type, name, notes, length_meters, start_device_id, end_device_id
+    - For devices: name, notes, port_count, connections (array of {cable_id, port_number})
+    - For wireless_mesh: name, notes, start_ap_id, end_ap_id
+    """
+
+    __tablename__ = "map_items"
+
+    id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
+    map_id = Column(UUID(as_uuid=True), ForeignKey("maps.id", ondelete="CASCADE"), nullable=False, index=True)
+    type = Column(String(50), nullable=False, index=True)
+
+    # PostGIS geography column for spatial data
+    # Using GeometryCollection to support both Point and LineString geometries
+    geometry = Column(Geography(geometry_type='GEOMETRY', srid=4326), nullable=False)
+
+    # JSONB column for flexible properties based on item type
+    properties = Column(JSONB, nullable=False, server_default='{}')
+
+    created_at = Column(DateTime(timezone=True), server_default=func.now(), nullable=False)
+    updated_at = Column(DateTime(timezone=True), server_default=func.now(), onupdate=func.now(), nullable=False)
+    created_by = Column(UUID(as_uuid=True), ForeignKey("users.id"), nullable=True)
+    updated_by = Column(UUID(as_uuid=True), ForeignKey("users.id"), nullable=True)

app/models/session.py

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+from sqlalchemy import Column, String, DateTime, ForeignKey
+from sqlalchemy.dialects.postgresql import UUID
+from sqlalchemy.sql import func
+import uuid
+from app.database import Base
+
+
+class Session(Base):
+    """Session model for tracking WebSocket connections and user presence."""
+
+    __tablename__ = "sessions"
+
+    id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
+    user_id = Column(UUID(as_uuid=True), ForeignKey("users.id", ondelete="CASCADE"), nullable=True, index=True)
+    map_id = Column(UUID(as_uuid=True), ForeignKey("maps.id", ondelete="CASCADE"), nullable=False, index=True)
+    socket_id = Column(String(255), nullable=False)
+
+    # Denormalized username for quick access
+    username = Column(String(50), nullable=True)
+
+    connected_at = Column(DateTime(timezone=True), server_default=func.now(), nullable=False)
+    last_seen = Column(DateTime(timezone=True), server_default=func.now(), onupdate=func.now(), nullable=False)

app/models/share.py

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+from sqlalchemy import Column, String, Boolean, DateTime, ForeignKey
+from sqlalchemy.dialects.postgresql import UUID
+from sqlalchemy.sql import func
+import uuid
+from app.database import Base
+
+
+class Share(Base):
+    """Share model for managing map access via share links."""
+
+    __tablename__ = "shares"
+
+    id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
+    map_id = Column(UUID(as_uuid=True), ForeignKey("maps.id", ondelete="CASCADE"), nullable=False, index=True)
+    share_token = Column(String(64), unique=True, nullable=False, index=True)
+
+    # Access levels: 'read_only', 'edit', 'guest_read_only'
+    access_level = Column(String(20), nullable=False)
+
+    # Whether authentication is required to use this share link
+    requires_auth = Column(Boolean, default=True, nullable=False)
+
+    # Optional expiration date
+    expires_at = Column(DateTime(timezone=True), nullable=True)
+
+    created_at = Column(DateTime(timezone=True), server_default=func.now(), nullable=False)
+    created_by = Column(UUID(as_uuid=True), ForeignKey("users.id"), nullable=True)

app/models/user.py

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+from sqlalchemy import Column, String, Boolean, DateTime
+from sqlalchemy.dialects.postgresql import UUID
+from sqlalchemy.sql import func
+import uuid
+from app.database import Base
+
+
+class User(Base):
+    """User model for authentication and ownership."""
+
+    __tablename__ = "users"
+
+    id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
+    username = Column(String(50), unique=True, nullable=False, index=True)
+    email = Column(String(255), unique=True, nullable=False, index=True)
+    password_hash = Column(String(255), nullable=False)
+    is_admin = Column(Boolean, default=False, nullable=False)
+    created_at = Column(DateTime(timezone=True), server_default=func.now(), nullable=False)
+    updated_at = Column(DateTime(timezone=True), server_default=func.now(), onupdate=func.now(), nullable=False)