update pricing i guess

app/services/inventory_service.py

@@ -504,3 +504,62 @@ class MarketplaceListingService(BaseService[MarketplaceListing]):
         data_rows = [",".join([escape_csv_value(data[tcgplayer_id][header]) for header in headers]) for tcgplayer_id in data]
         csv_data = "\n".join([header_row] + data_rows)
         return csv_data
+    
+    async def create_tcgplayer_update_file(self, db: Session, marketplace: Marketplace=None) -> str:
+        # TCGplayer Id,Product Line,Set Name,Product Name,Title,Number,Rarity,Condition,TCG Market Price,TCG Direct Low,TCG Low Price With Shipping,TCG Low Price,Total Quantity,Add to Quantity,TCG Marketplace Price,Photo URL
+        headers = [
+            "TCGplayer Id",
+            "Product Line",
+            "Set Name",
+            "Product Name",
+            "Title",
+            "Number",
+            "Rarity",
+            "Condition",
+            "TCG Market Price",
+            "TCG Direct Low",
+            "TCG Low Price With Shipping",
+            "TCG Low Price",
+            "Total Quantity",
+            "Add to Quantity",
+            "TCG Marketplace Price",
+            "Photo URL"
+        ]
+        unmanaged_inventory = await self.pricing_service.update_prices_for_unmanaged_inventory(db)
+        managed_inventory = await self.pricing_service.update_prices_for_managed_inventory(db)
+        # combine and convert to csv
+        inventory = unmanaged_inventory + managed_inventory
+        data = {}
+        for inventory_item in inventory:
+            data[inventory_item.tcgplayer_sku_id] = {
+                "TCGplayer Id": inventory_item.tcgplayer_sku_id,
+                "Product Line": inventory_item.product_line,
+                "Set Name": inventory_item.set_name,
+                "Product Name": inventory_item.product_name,
+                "Title": inventory_item.title,
+                "Number": inventory_item.number,
+                "Rarity": inventory_item.rarity,
+                "Condition": inventory_item.condition,
+                "TCG Market Price": inventory_item.tcg_market_price,
+                "TCG Direct Low": inventory_item.tcg_direct_low,
+                "TCG Low Price With Shipping": inventory_item.tcg_low_price_with_shipping,
+                "TCG Low Price": inventory_item.tcg_low_price,
+                "Total Quantity": "",
+                "Add to Quantity": "0",
+                "TCG Marketplace Price": f"{Decimal(inventory_item.tcg_marketplace_price):.2f}",
+                "Photo URL": ""
+            }
+        # format data into csv
+        # header
+        header_row = ",".join(headers)
+        # data
+        def escape_csv_value(value):
+            if value is None:
+                return ""
+            value = str(value)
+            if any(c in value for c in [',', '"', '\n']):
+                return f'"{value.replace('"', '""')}"'
+            return value
+        data_rows = [",".join([escape_csv_value(data[tcgplayer_id][header]) for header in headers]) for tcgplayer_id in data]
+        csv_data = "\n".join([header_row] + data_rows)
+        return csv_data