so much stuff lol

app/services/inventory_service.py

@@ -0,0 +1,63 @@
+from typing import List, Optional, Dict
+from sqlalchemy.orm import Session
+from app.models.inventory import Inventory
+from app.services.base_service import BaseService
+
+class InventoryService(BaseService[Inventory]):
+    def __init__(self):
+        super().__init__(Inventory)
+
+    def create(self, db: Session, obj_in: Dict) -> Inventory:
+        """
+        Create a new inventory item in the database.
+        
+        Args:
+            db: Database session
+            obj_in: Dictionary containing inventory data
+            
+        Returns:
+            Inventory: The created inventory object
+        """
+        return super().create(db, obj_in)
+
+    def update(self, db: Session, db_obj: Inventory, obj_in: Dict) -> Inventory:
+        """
+        Update an existing inventory item in the database.
+        
+        Args:
+            db: Database session
+            db_obj: The inventory object to update
+            obj_in: Dictionary containing updated inventory data
+            
+        Returns:
+            Inventory: The updated inventory object
+        """
+        return super().update(db, db_obj, obj_in)
+
+    def get_by_tcgplayer_id(self, db: Session, tcgplayer_id: str) -> Optional[Inventory]:
+        """
+        Get an inventory item by its TCGPlayer ID.
+        
+        Args:
+            db: Database session
+            tcgplayer_id: The TCGPlayer ID to find
+            
+        Returns:
+            Optional[Inventory]: The inventory item if found, None otherwise
+        """
+        return db.query(self.model).filter(self.model.tcgplayer_id == tcgplayer_id).first()
+
+    def get_by_set(self, db: Session, set_name: str, skip: int = 0, limit: int = 100) -> List[Inventory]:
+        """
+        Get all inventory items from a specific set.
+        
+        Args:
+            db: Database session
+            set_name: The name of the set to filter by
+            skip: Number of records to skip (for pagination)
+            limit: Maximum number of records to return
+            
+        Returns:
+            List[Inventory]: List of inventory items from the specified set
+        """
+        return db.query(self.model).filter(self.model.set_name == set_name).offset(skip).limit(limit).all()