the beginning of the idiots

qwen/python/merchants_of_hope/middleware/tenant.py

@@ -0,0 +1,40 @@
+"""
+Tenant middleware for handling multi-tenant requests
+"""
+import uuid
+from typing import Optional
+from fastapi import Request, HTTPException, status
+from starlette.middleware.base import BaseHTTPMiddleware
+from .config.settings import settings
+from .models import Tenant
+
+class TenantMiddleware(BaseHTTPMiddleware):
+    async def dispatch(self, request: Request, call_next):
+        # Get tenant ID from header or subdomain
+        tenant_id = request.headers.get(settings.TENANT_ID_HEADER)
+        
+        if not tenant_id:
+            # Try to extract tenant from subdomain
+            host = request.headers.get("host", "")
+            tenant_id = self.extract_tenant_from_host(host)
+        
+        if not tenant_id and settings.MULTI_TENANT_ENABLED:
+            raise HTTPException(
+                status_code=status.HTTP_400_BAD_REQUEST,
+                detail="Tenant ID is required"
+            )
+        
+        # Attach tenant info to request
+        request.state.tenant_id = tenant_id
+        
+        response = await call_next(request)
+        return response
+
+    def extract_tenant_from_host(self, host: str) -> Optional[str]:
+        """
+        Extract tenant from host (subdomain.tenant.com)
+        """
+        # For now, return a default tenant or None
+        # In a real implementation, you would parse the subdomain
+        # and look up the corresponding tenant in the database
+        return "default"