Initial commit - production deployment

services/sales/app/main.py

@@ -0,0 +1,154 @@
+# services/sales/app/main.py
+"""
+Sales Service Main Application
+"""
+
+from fastapi import FastAPI
+from sqlalchemy import text
+from app.core.config import settings
+from app.core.database import database_manager
+from shared.service_base import StandardFastAPIService
+
+# Import API routers
+from app.api import sales_records, sales_operations, analytics, audit, batch, internal_demo
+
+
+class SalesService(StandardFastAPIService):
+    """Sales Service with standardized setup"""
+
+    expected_migration_version = "00001"
+
+    async def on_startup(self, app):
+        """Custom startup logic including migration verification"""
+        await self.verify_migrations()
+        await super().on_startup(app)
+
+    async def verify_migrations(self):
+        """Verify database schema matches the latest migrations."""
+        try:
+            async with self.database_manager.get_session() as session:
+                result = await session.execute(text("SELECT version_num FROM alembic_version"))
+                version = result.scalar()
+                if version != self.expected_migration_version:
+                    self.logger.error(f"Migration version mismatch: expected {self.expected_migration_version}, got {version}")
+                    raise RuntimeError(f"Migration version mismatch: expected {self.expected_migration_version}, got {version}")
+                self.logger.info(f"Migration verification successful: {version}")
+        except Exception as e:
+            self.logger.error(f"Migration verification failed: {e}")
+            raise
+
+    def __init__(self):
+        # Define expected database tables for health checks
+        sales_expected_tables = ['sales_data', 'sales_import_jobs']
+
+        super().__init__(
+            service_name="sales-service",
+            app_name="Bakery Sales Service",
+            description="Sales data management service for bakery operations",
+            version="1.0.0",
+            log_level=settings.LOG_LEVEL,
+            cors_origins=settings.CORS_ORIGINS,
+            api_prefix="",  # Empty because RouteBuilder already includes /api/v1
+            database_manager=database_manager,
+            expected_tables=sales_expected_tables
+        )
+
+    async def on_startup(self, app: FastAPI):
+        """Custom startup logic for sales service"""
+        # Register custom metrics
+        self.register_custom_metrics({
+            "sales_records_created_total": {
+                "type": "counter",
+                "description": "Total sales records created"
+            },
+            "sales_records_updated_total": {
+                "type": "counter",
+                "description": "Total sales records updated"
+            },
+            "sales_queries_total": {
+                "type": "counter",
+                "description": "Sales record queries"
+            },
+            "product_queries_total": {
+                "type": "counter",
+                "description": "Product catalog queries"
+            },
+            "import_jobs_total": {
+                "type": "counter",
+                "description": "Data import jobs"
+            },
+            "export_jobs_total": {
+                "type": "counter",
+                "description": "Data export jobs"
+            },
+            "sales_create_duration_seconds": {
+                "type": "histogram",
+                "description": "Sales record creation duration"
+            },
+            "sales_query_duration_seconds": {
+                "type": "histogram",
+                "description": "Sales query duration"
+            },
+            "import_processing_duration_seconds": {
+                "type": "histogram",
+                "description": "Import processing duration"
+            },
+            "export_generation_duration_seconds": {
+                "type": "histogram",
+                "description": "Export generation duration"
+            }
+        })
+
+    async def on_shutdown(self, app: FastAPI):
+        """Custom shutdown logic for sales service"""
+        # Database cleanup is handled by the base class
+        pass
+
+    def get_service_features(self):
+        """Return sales-specific features"""
+        return [
+            "sales_data_management",
+            "product_catalog",
+            "data_import_export",
+            "sales_analytics",
+            "performance_tracking"
+        ]
+
+    def setup_custom_endpoints(self):
+        """Setup custom endpoints for sales service"""
+        @self.app.get("/")
+        async def root():
+            """Root endpoint"""
+            return {
+                "service": "Sales Service",
+                "version": "1.0.0",
+                "status": "running",
+                "endpoints": {
+                    "health": "/health",
+                    "docs": "/docs",
+                    "sales": "/api/v1/sales",
+                    "products": "/api/v1/products"
+                }
+            }
+
+
+# Create service instance
+service = SalesService()
+
+# Create FastAPI app with standardized setup
+app = service.create_app()
+
+# Setup standard endpoints
+service.setup_standard_endpoints()
+
+# Setup custom endpoints
+service.setup_custom_endpoints()
+
+# Include routers
+# IMPORTANT: Register audit router FIRST to avoid route matching conflicts
+service.add_router(audit.router)
+service.add_router(batch.router)
+service.add_router(sales_records.router)
+service.add_router(sales_operations.router)
+service.add_router(analytics.router)
+service.add_router(internal_demo.router, tags=["internal-demo"])