so much stuff lol
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201
app/services/data_initialization.py
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201
app/services/data_initialization.py
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import os
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import json
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from datetime import datetime
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from typing import Optional, List
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from sqlalchemy.orm import Session
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from app.services.external_api.tcgcsv.tcgcsv_service import TCGCSVService
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from app.models.tcgplayer_group import TCGPlayerGroup
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from app.models.tcgplayer_product import TCGPlayerProduct
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from app.models.tcgplayer_category import TCGPlayerCategory
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class DataInitializationService:
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def __init__(self, cache_dir: str = "app/data/cache/tcgcsv"):
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self.cache_dir = cache_dir
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self.tcgcsv_service = TCGCSVService()
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os.makedirs(cache_dir, exist_ok=True)
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def _get_cache_path(self, filename: str) -> str:
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return os.path.join(self.cache_dir, filename)
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async def _cache_categories(self, categories_data: dict):
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"""Cache categories data to a JSON file"""
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cache_path = self._get_cache_path("categories.json")
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with open(cache_path, 'w') as f:
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json.dump(categories_data, f, indent=2)
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async def _cache_groups(self, game_ids: List[int], groups_data: dict):
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for game_id in game_ids:
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cache_path = self._get_cache_path(f"groups_{game_id}.json")
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with open(cache_path, 'w') as f:
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json.dump(groups_data, f, default=str)
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async def _cache_products(self, game_ids: List[int], group_id: int, products_data: list):
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for game_id in game_ids:
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cache_path = self._get_cache_path(f"products_{game_id}_{group_id}.json")
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with open(cache_path, 'w') as f:
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json.dump(products_data, f, default=str)
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async def _load_cached_categories(self) -> Optional[dict]:
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cache_path = self._get_cache_path("categories.json")
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if os.path.exists(cache_path):
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with open(cache_path, 'r') as f:
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return json.load(f)
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return None
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async def _load_cached_groups(self, game_ids: List[int]) -> Optional[dict]:
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# Try to load cached data for any of the game IDs
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for game_id in game_ids:
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cache_path = self._get_cache_path(f"groups_{game_id}.json")
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if os.path.exists(cache_path):
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with open(cache_path, 'r') as f:
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return json.load(f)
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return None
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async def _load_cached_products(self, game_ids: List[int], group_id: int) -> Optional[list]:
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# Try to load cached data for any of the game IDs
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for game_id in game_ids:
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cache_path = self._get_cache_path(f"products_{game_id}_{group_id}.json")
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if os.path.exists(cache_path):
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with open(cache_path, 'r') as f:
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return json.load(f)
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return None
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async def initialize_data(self, db: Session, game_ids: List[int], use_cache: bool = True) -> None:
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"""Initialize TCGPlayer data, using cache if available and requested"""
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print("Initializing TCGPlayer data...")
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# Handle categories
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categories_data = None
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if use_cache:
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categories_data = await self._load_cached_categories()
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if not categories_data:
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print("Fetching categories from API...")
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categories_data = await self.tcgcsv_service.get_categories()
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if use_cache:
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await self._cache_categories(categories_data)
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if not categories_data.get("success"):
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raise Exception(f"Failed to fetch categories: {categories_data.get('errors')}")
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# Sync categories to database
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categories = categories_data.get("results", [])
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synced_categories = []
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for category_data in categories:
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existing_category = db.query(TCGPlayerCategory).filter(TCGPlayerCategory.category_id == category_data["categoryId"]).first()
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if existing_category:
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synced_categories.append(existing_category)
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else:
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new_category = TCGPlayerCategory(
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category_id=category_data["categoryId"],
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name=category_data["name"],
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display_name=category_data.get("displayName"),
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seo_category_name=category_data.get("seoCategoryName"),
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category_description=category_data.get("categoryDescription"),
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category_page_title=category_data.get("categoryPageTitle"),
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sealed_label=category_data.get("sealedLabel"),
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non_sealed_label=category_data.get("nonSealedLabel"),
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condition_guide_url=category_data.get("conditionGuideUrl"),
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is_scannable=category_data.get("isScannable", False),
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popularity=category_data.get("popularity", 0),
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is_direct=category_data.get("isDirect", False),
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modified_on=datetime.fromisoformat(category_data["modifiedOn"].replace("Z", "+00:00")) if category_data.get("modifiedOn") else None
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)
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db.add(new_category)
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synced_categories.append(new_category)
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db.commit()
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print(f"Synced {len(synced_categories)} categories")
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# Process each game ID separately
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for game_id in game_ids:
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print(f"\nProcessing game ID: {game_id}")
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# Handle groups for this game ID
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groups_data = None
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if use_cache:
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groups_data = await self._load_cached_groups([game_id])
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if not groups_data:
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print(f"Fetching groups for game ID {game_id} from API...")
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groups_data = await self.tcgcsv_service.get_groups([game_id])
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if use_cache:
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await self._cache_groups([game_id], groups_data)
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if not groups_data.get("success"):
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raise Exception(f"Failed to fetch groups for game ID {game_id}: {groups_data.get('errors')}")
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# Sync groups to database
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groups = groups_data.get("results", [])
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synced_groups = []
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for group_data in groups:
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existing_group = db.query(TCGPlayerGroup).filter(TCGPlayerGroup.group_id == group_data["groupId"]).first()
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if existing_group:
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synced_groups.append(existing_group)
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else:
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new_group = TCGPlayerGroup(
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group_id=group_data["groupId"],
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name=group_data["name"],
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abbreviation=group_data.get("abbreviation"),
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is_supplemental=group_data.get("isSupplemental", False),
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published_on=datetime.fromisoformat(group_data["publishedOn"].replace("Z", "+00:00")) if group_data.get("publishedOn") else None,
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modified_on=datetime.fromisoformat(group_data["modifiedOn"].replace("Z", "+00:00")) if group_data.get("modifiedOn") else None,
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category_id=group_data.get("categoryId")
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)
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db.add(new_group)
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synced_groups.append(new_group)
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db.commit()
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print(f"Synced {len(synced_groups)} groups for game ID {game_id}")
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# Handle products for each group in this game ID
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for group in synced_groups:
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products_data = None
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if use_cache:
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products_data = await self._load_cached_products([game_id], group.group_id)
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if not products_data:
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print(f"Fetching products for group {group.name} (game ID {game_id}) from API...")
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products_data = await self.tcgcsv_service.get_products_and_prices([game_id], group.group_id)
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if use_cache:
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await self._cache_products([game_id], group.group_id, products_data)
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# Sync products to database
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synced_products = []
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for product_data in products_data:
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existing_product = db.query(TCGPlayerProduct).filter(TCGPlayerProduct.product_id == int(product_data["productId"])).first()
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if existing_product:
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synced_products.append(existing_product)
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else:
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new_product = TCGPlayerProduct(
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product_id=int(product_data["productId"]),
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name=product_data["name"],
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clean_name=product_data.get("cleanName"),
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image_url=product_data.get("imageUrl"),
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category_id=int(product_data["categoryId"]),
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group_id=int(product_data["groupId"]),
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url=product_data.get("url"),
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modified_on=datetime.fromisoformat(product_data["modifiedOn"].replace("Z", "+00:00")) if product_data.get("modifiedOn") else None,
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image_count=int(product_data.get("imageCount", 0)),
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ext_rarity=product_data.get("extRarity"),
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ext_number=product_data.get("extNumber"),
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low_price=float(product_data.get("lowPrice")) if product_data.get("lowPrice") else None,
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mid_price=float(product_data.get("midPrice")) if product_data.get("midPrice") else None,
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high_price=float(product_data.get("highPrice")) if product_data.get("highPrice") else None,
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market_price=float(product_data.get("marketPrice")) if product_data.get("marketPrice") else None,
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direct_low_price=float(product_data.get("directLowPrice")) if product_data.get("directLowPrice") else None,
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sub_type_name=product_data.get("subTypeName")
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)
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db.add(new_product)
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synced_products.append(new_product)
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db.commit()
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print(f"Synced {len(synced_products)} products for group {group.name} (game ID {game_id})")
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async def clear_cache(self) -> None:
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"""Clear all cached data"""
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for filename in os.listdir(self.cache_dir):
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file_path = os.path.join(self.cache_dir, filename)
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if os.path.isfile(file_path):
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os.unlink(file_path)
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print("Cache cleared")
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async def close(self):
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await self.tcgcsv_service.close()
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