major refactoring adding vendor and customer features

models/database/vendor.py

@@ -1,7 +1,6 @@
-from sqlalchemy import (Boolean, Column, ForeignKey, Integer, String, Text)
+from sqlalchemy import (Boolean, Column, ForeignKey, Integer, String, Text, JSON)
 from sqlalchemy.orm import relationship
 
-# Import Base from the central database module instead of creating a new one
 from app.core.database import Base
 from models.database.base import TimestampMixin
 
@@ -13,15 +12,22 @@ class Vendor(Base, TimestampMixin):
     vendor_code = Column(
         String, unique=True, index=True, nullable=False
     )  # e.g., "TECHSTORE", "FASHIONHUB"
-    vendor_name = Column(String, nullable=False)  # Display name
+    subdomain = Column(String(100), unique=True, nullable=False, index=True)
+    name = Column(String, nullable=False)  # Display name
     description = Column(Text)
-    owner_id = Column(Integer, ForeignKey("users.id"), nullable=False)
+    owner_user_id = Column(Integer, ForeignKey("users.id"), nullable=False)
+    theme_config = Column(JSON, default=dict)
 
     # Contact information
     contact_email = Column(String)
     contact_phone = Column(String)
     website = Column(String)
 
+    # Letzshop URLs - multi-language support
+    letzshop_csv_url_fr = Column(String)
+    letzshop_csv_url_en = Column(String)
+    letzshop_csv_url_de = Column(String)
+
     # Business information
     business_address = Column(Text)
     tax_number = Column(String)
@@ -32,7 +38,47 @@ class Vendor(Base, TimestampMixin):
 
     # Relationships
     owner = relationship("User", back_populates="owned_vendors")
-    product = relationship("Product", back_populates="vendor")
-    marketplace_import_jobs = relationship(
-        "MarketplaceImportJob", back_populates="vendor"
-    )
+    vendor_users = relationship("VendorUser", back_populates="vendor")
+    products = relationship("Product", back_populates="vendor")
+    customers = relationship("Customer", back_populates="vendor")
+    orders = relationship("Order", back_populates="vendor")
+    marketplace_import_jobs = relationship("MarketplaceImportJob", back_populates="vendor")
+
+    def __repr__(self):
+        return f"<Vendor(id={self.id}, vendor_code='{self.vendor_code}', name='{self.name}', subdomain='{self.subdomain}')>"
+
+
+class VendorUser(Base, TimestampMixin):
+    __tablename__ = "vendor_users"
+
+    id = Column(Integer, primary_key=True, index=True)
+    vendor_id = Column(Integer, ForeignKey("vendors.id"), nullable=False)
+    user_id = Column(Integer, ForeignKey("users.id"), nullable=False)
+    role_id = Column(Integer, ForeignKey("roles.id"), nullable=False)
+    invited_by = Column(Integer, ForeignKey("users.id"))
+    is_active = Column(Boolean, default=True, nullable=False)
+
+    # Relationships
+    vendor = relationship("Vendor", back_populates="vendor_users")
+    user = relationship("User", foreign_keys=[user_id], back_populates="vendor_memberships")
+    inviter = relationship("User", foreign_keys=[invited_by])
+    role = relationship("Role", back_populates="vendor_users")
+
+    def __repr__(self):
+        return f"<VendorUser(vendor_id={self.vendor_id}, user_id={self.user_id})>"
+
+
+class Role(Base, TimestampMixin):
+    __tablename__ = "roles"
+
+    id = Column(Integer, primary_key=True, index=True)
+    vendor_id = Column(Integer, ForeignKey("vendors.id"), nullable=False)
+    name = Column(String(100), nullable=False)  # "Owner", "Manager", "Editor", "Viewer"
+    permissions = Column(JSON, default=list)  # ["products.create", "orders.view", etc.]
+
+    # Relationships
+    vendor = relationship("Vendor")
+    vendor_users = relationship("VendorUser", back_populates="role")
+
+    def __repr__(self):
+        return f"<Role(id={self.id}, name='{self.name}', vendor_id={self.vendor_id})>"