469 lines
20 KiB
Python
469 lines
20 KiB
Python
#!/usr/bin/env python3
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"""
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Database management for NFOGuard
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Handles SQLite and PostgreSQL database operations for tracking media dates and processing history
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"""
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import sqlite3
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import json
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import threading
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import os
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from pathlib import Path
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from datetime import datetime
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from typing import Optional, Dict, List, Any, Union
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from contextlib import contextmanager
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try:
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import psycopg2
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import psycopg2.extras
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POSTGRESQL_AVAILABLE = True
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except ImportError:
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psycopg2 = None
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POSTGRESQL_AVAILABLE = False
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class NFOGuardDatabase:
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"""Manages NFOGuard database operations for both SQLite and PostgreSQL"""
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def __init__(self, config=None, db_path: Optional[Path] = None):
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"""
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Initialize database connection
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Args:
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config: Configuration object with database settings
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db_path: Path for SQLite database (backward compatibility)
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"""
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if config:
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self.db_type = config.db_type
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if self.db_type == "postgresql":
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if not POSTGRESQL_AVAILABLE:
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raise ImportError("psycopg2 is required for PostgreSQL support")
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self.db_host = config.db_host
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self.db_port = config.db_port
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self.db_name = config.db_name
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self.db_user = config.db_user
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self.db_password = config.db_password
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else:
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self.db_path = Path(config.db_path)
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self.db_path.parent.mkdir(parents=True, exist_ok=True)
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else:
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# Backward compatibility
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self.db_type = "sqlite"
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self.db_path = Path(db_path) if db_path else Path("/app/data/media_dates.db")
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self.db_path.parent.mkdir(parents=True, exist_ok=True)
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self._local = threading.local()
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self._init_database()
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def _get_placeholder(self) -> str:
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"""Get the correct parameter placeholder for this database type"""
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return "%s" if self.db_type == "postgresql" else "?"
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def _get_connection(self) -> Union[sqlite3.Connection, 'psycopg2.extensions.connection']:
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"""Get thread-local database connection"""
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if not hasattr(self._local, 'connection'):
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if self.db_type == "postgresql":
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self._local.connection = psycopg2.connect(
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host=self.db_host,
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port=self.db_port,
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database=self.db_name,
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user=self.db_user,
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password=self.db_password,
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cursor_factory=psycopg2.extras.RealDictCursor
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)
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self._local.connection.autocommit = True
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else:
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self._local.connection = sqlite3.connect(
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self.db_path,
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check_same_thread=False,
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timeout=30.0
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)
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self._local.connection.row_factory = sqlite3.Row
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return self._local.connection
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@contextmanager
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def get_connection(self):
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"""Context manager for database connections"""
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conn = self._get_connection()
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try:
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yield conn
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if self.db_type == "sqlite":
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conn.commit() # PostgreSQL uses autocommit
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except Exception:
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if self.db_type == "sqlite":
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conn.rollback() # PostgreSQL uses autocommit
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raise
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def _init_database(self):
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"""Initialize database tables with migration support"""
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with self.get_connection() as conn:
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cursor = conn.cursor()
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if self.db_type == "postgresql":
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self._init_postgresql_tables(cursor)
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else:
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self._init_sqlite_tables(cursor)
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print(f"✅ Database initialized: {self.db_type.upper()}")
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def _init_postgresql_tables(self, cursor):
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"""Initialize PostgreSQL tables"""
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# Series table
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cursor.execute("""
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CREATE TABLE IF NOT EXISTS series (
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imdb_id VARCHAR(20) PRIMARY KEY,
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path TEXT NOT NULL,
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last_updated TIMESTAMP NOT NULL,
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metadata JSONB
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)
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""")
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# Episodes table
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cursor.execute("""
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CREATE TABLE IF NOT EXISTS episodes (
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imdb_id VARCHAR(20) NOT NULL,
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season INTEGER NOT NULL,
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episode INTEGER NOT NULL,
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aired DATE,
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dateadded TIMESTAMP,
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source VARCHAR(100),
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last_updated TIMESTAMP NOT NULL,
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PRIMARY KEY (imdb_id, season, episode),
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FOREIGN KEY (imdb_id) REFERENCES series(imdb_id)
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)
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""")
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# Movies table
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cursor.execute("""
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CREATE TABLE IF NOT EXISTS movies (
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imdb_id VARCHAR(20) PRIMARY KEY,
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path TEXT NOT NULL,
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released DATE,
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dateadded TIMESTAMP,
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source VARCHAR(100),
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last_updated TIMESTAMP NOT NULL,
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has_video_file INTEGER DEFAULT 0
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)
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""")
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# Processing history table
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cursor.execute("""
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CREATE TABLE IF NOT EXISTS processing_history (
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id SERIAL PRIMARY KEY,
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imdb_id VARCHAR(20) NOT NULL,
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media_type VARCHAR(20) NOT NULL,
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event_type VARCHAR(50) NOT NULL,
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processed_at TIMESTAMP NOT NULL,
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details TEXT
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)
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""")
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# Create indexes for PostgreSQL
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cursor.execute("CREATE INDEX IF NOT EXISTS idx_episodes_imdb ON episodes(imdb_id)")
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cursor.execute("CREATE INDEX IF NOT EXISTS idx_movies_video ON movies(has_video_file)")
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cursor.execute("CREATE INDEX IF NOT EXISTS idx_history_imdb ON processing_history(imdb_id)")
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def _init_sqlite_tables(self, cursor):
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"""Initialize SQLite tables"""
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# Series table
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cursor.execute("""
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CREATE TABLE IF NOT EXISTS series (
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imdb_id TEXT PRIMARY KEY,
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path TEXT NOT NULL,
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last_updated TEXT NOT NULL,
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metadata TEXT
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)
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""")
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# Episodes table
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cursor.execute("""
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CREATE TABLE IF NOT EXISTS episodes (
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imdb_id TEXT NOT NULL,
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season INTEGER NOT NULL,
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episode INTEGER NOT NULL,
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aired TEXT,
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dateadded TEXT,
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source TEXT,
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last_updated TEXT NOT NULL,
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has_video_file BOOLEAN DEFAULT FALSE,
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PRIMARY KEY (imdb_id, season, episode),
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FOREIGN KEY (imdb_id) REFERENCES series(imdb_id)
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)
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""")
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# Movies table
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cursor.execute("""
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CREATE TABLE IF NOT EXISTS movies (
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imdb_id TEXT PRIMARY KEY,
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path TEXT NOT NULL,
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released TEXT,
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dateadded TEXT,
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source TEXT,
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last_updated TEXT NOT NULL,
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has_video_file BOOLEAN DEFAULT FALSE
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)
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""")
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# Processing history table
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cursor.execute("""
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CREATE TABLE IF NOT EXISTS processing_history (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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imdb_id TEXT NOT NULL,
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media_type TEXT NOT NULL,
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event_type TEXT NOT NULL,
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processed_at TEXT NOT NULL,
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details TEXT
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)
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""")
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# Handle SQLite migrations for existing databases
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self._handle_sqlite_migrations(cursor)
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# Create indexes for SQLite
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cursor.execute("CREATE INDEX IF NOT EXISTS idx_episodes_imdb ON episodes(imdb_id)")
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cursor.execute("CREATE INDEX IF NOT EXISTS idx_episodes_video ON episodes(has_video_file)")
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cursor.execute("CREATE INDEX IF NOT EXISTS idx_movies_video ON movies(has_video_file)")
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cursor.execute("CREATE INDEX IF NOT EXISTS idx_history_imdb ON processing_history(imdb_id)")
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def _handle_sqlite_migrations(self, cursor):
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"""Handle SQLite database migrations for existing databases"""
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# Check current schema and add missing columns
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cursor.execute("PRAGMA table_info(movies)")
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movie_columns = [row[1] for row in cursor.fetchall()]
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cursor.execute("PRAGMA table_info(episodes)")
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episode_columns = [row[1] for row in cursor.fetchall()]
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# Add missing columns to movies table
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if 'path' not in movie_columns:
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cursor.execute("ALTER TABLE movies ADD COLUMN path TEXT")
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cursor.execute("UPDATE movies SET path = '/unknown/path/' || imdb_id WHERE path IS NULL")
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if 'has_video_file' not in movie_columns:
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cursor.execute("ALTER TABLE movies ADD COLUMN has_video_file BOOLEAN DEFAULT FALSE")
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if 'last_updated' not in movie_columns:
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cursor.execute("ALTER TABLE movies ADD COLUMN last_updated TEXT")
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cursor.execute("UPDATE movies SET last_updated = datetime('now') WHERE last_updated IS NULL")
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# Add missing columns to episodes table
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if 'has_video_file' not in episode_columns:
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cursor.execute("ALTER TABLE episodes ADD COLUMN has_video_file BOOLEAN DEFAULT FALSE")
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if 'last_updated' not in episode_columns:
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cursor.execute("ALTER TABLE episodes ADD COLUMN last_updated TEXT")
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cursor.execute("UPDATE episodes SET last_updated = datetime('now') WHERE last_updated IS NULL")
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def upsert_series(self, imdb_id: str, path: str, metadata: Optional[Dict] = None):
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"""Insert or update series record"""
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with self.get_connection() as conn:
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cursor = conn.cursor()
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timestamp = datetime.utcnow()
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if self.db_type == "postgresql":
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cursor.execute("""
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INSERT INTO series (imdb_id, path, last_updated, metadata)
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VALUES (%s, %s, %s, %s)
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ON CONFLICT (imdb_id) DO UPDATE SET
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path = EXCLUDED.path,
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last_updated = EXCLUDED.last_updated,
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metadata = EXCLUDED.metadata
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""", (imdb_id, path, timestamp, json.dumps(metadata) if metadata else None))
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else:
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cursor.execute("""
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INSERT OR REPLACE INTO series (imdb_id, path, last_updated, metadata)
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VALUES (?, ?, ?, ?)
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""", (imdb_id, path, timestamp.isoformat(), json.dumps(metadata) if metadata else None))
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def upsert_episode_date(self, imdb_id: str, season: int, episode: int,
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aired: Optional[str], dateadded: Optional[str],
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source: str, has_video_file: bool = False):
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"""Insert or update episode date record"""
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with self.get_connection() as conn:
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cursor = conn.cursor()
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timestamp = datetime.utcnow()
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if self.db_type == "postgresql":
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cursor.execute("""
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INSERT INTO episodes
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(imdb_id, season, episode, aired, dateadded, source, has_video_file, last_updated)
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VALUES (%s, %s, %s, %s, %s, %s, %s, %s)
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ON CONFLICT (imdb_id, season, episode) DO UPDATE SET
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aired = EXCLUDED.aired,
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dateadded = EXCLUDED.dateadded,
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source = EXCLUDED.source,
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has_video_file = EXCLUDED.has_video_file,
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last_updated = EXCLUDED.last_updated
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""", (imdb_id, season, episode, aired, dateadded, source, has_video_file, timestamp))
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else:
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cursor.execute("""
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INSERT OR REPLACE INTO episodes
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(imdb_id, season, episode, aired, dateadded, source, has_video_file, last_updated)
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VALUES (?, ?, ?, ?, ?, ?, ?, ?)
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""", (imdb_id, season, episode, aired, dateadded, source, has_video_file, timestamp.isoformat()))
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def upsert_movie(self, imdb_id: str, path: str):
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"""Insert or update movie record"""
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with self.get_connection() as conn:
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cursor = conn.cursor()
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timestamp = datetime.utcnow()
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if self.db_type == "postgresql":
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cursor.execute("""
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INSERT INTO movies (imdb_id, path, last_updated)
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VALUES (%s, %s, %s)
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ON CONFLICT (imdb_id) DO UPDATE SET
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path = EXCLUDED.path,
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last_updated = EXCLUDED.last_updated
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""", (imdb_id, path, timestamp))
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else:
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try:
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cursor.execute("""
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INSERT OR REPLACE INTO movies (imdb_id, path, last_updated)
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VALUES (?, ?, ?)
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""", (imdb_id, path, timestamp.isoformat()))
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except sqlite3.OperationalError as e:
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if "no column named path" in str(e):
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# Fallback for databases without path column - just insert imdb_id
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cursor.execute("""
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INSERT OR REPLACE INTO movies (imdb_id, last_updated)
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VALUES (?, ?)
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""", (imdb_id, timestamp.isoformat()))
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else:
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raise
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def upsert_movie_dates(self, imdb_id: str, released: Optional[str],
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dateadded: Optional[str], source: str, has_video_file: bool = False):
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"""Insert or update movie date record"""
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print(f"🔍 DATABASE UPSERT: imdb_id={imdb_id}, dateadded={dateadded}, source={source}")
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with self.get_connection() as conn:
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cursor = conn.cursor()
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timestamp = datetime.utcnow()
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if self.db_type == "postgresql":
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# PostgreSQL version with UPSERT
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cursor.execute("""
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INSERT INTO movies (imdb_id, path, released, dateadded, source, has_video_file, last_updated)
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VALUES (%s, COALESCE((SELECT path FROM movies WHERE imdb_id = %s), 'unknown'), %s, %s, %s, %s, %s)
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ON CONFLICT (imdb_id) DO UPDATE SET
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released = EXCLUDED.released,
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dateadded = EXCLUDED.dateadded,
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source = EXCLUDED.source,
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has_video_file = EXCLUDED.has_video_file,
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last_updated = EXCLUDED.last_updated
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""", (imdb_id, imdb_id, released, dateadded, source, has_video_file, timestamp))
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# Debug: Check what was actually saved
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cursor.execute("SELECT dateadded, source FROM movies WHERE imdb_id = %s", (imdb_id,))
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else:
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# SQLite version with INSERT OR REPLACE
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cursor.execute("""
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INSERT OR REPLACE INTO movies (imdb_id, path, released, dateadded, source, has_video_file, last_updated)
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VALUES (
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?,
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COALESCE((SELECT path FROM movies WHERE imdb_id = ?), 'unknown'),
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?, ?, ?, ?, ?
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)
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""", (imdb_id, imdb_id, released, dateadded, source, has_video_file, timestamp.isoformat()))
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# Debug: Check what was actually saved
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cursor.execute("SELECT dateadded, source FROM movies WHERE imdb_id = ?", (imdb_id,))
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result = cursor.fetchone()
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print(f"🔍 DATABASE VERIFY: After upsert, found dateadded={result[0] if result else 'NOT_FOUND'}, source={result[1] if result else 'NOT_FOUND'}")
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def get_series_episodes(self, imdb_id: str, has_video_file_only: bool = False) -> List[Dict]:
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"""Get all episodes for a series"""
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with self.get_connection() as conn:
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cursor = conn.cursor()
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if self.db_type == "postgresql":
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query = "SELECT * FROM episodes WHERE imdb_id = %s"
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params = [imdb_id]
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if has_video_file_only:
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query += " AND has_video_file = TRUE"
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else:
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query = "SELECT * FROM episodes WHERE imdb_id = ?"
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params = [imdb_id]
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if has_video_file_only:
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query += " AND has_video_file = TRUE"
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cursor.execute(query, params)
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return [dict(row) for row in cursor.fetchall()]
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def get_episode_date(self, imdb_id: str, season: int, episode: int) -> Optional[Dict]:
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"""Get episode date record"""
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with self.get_connection() as conn:
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cursor = conn.cursor()
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ph = self._get_placeholder()
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cursor.execute(f"""
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SELECT * FROM episodes
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WHERE imdb_id = {ph} AND season = {ph} AND episode = {ph}
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""", (imdb_id, season, episode))
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row = cursor.fetchone()
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return dict(row) if row else None
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def get_movie_dates(self, imdb_id: str) -> Optional[Dict]:
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"""Get movie date record"""
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with self.get_connection() as conn:
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cursor = conn.cursor()
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ph = self._get_placeholder()
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cursor.execute(f"SELECT * FROM movies WHERE imdb_id = {ph}", (imdb_id,))
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row = cursor.fetchone()
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return dict(row) if row else None
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def add_processing_history(self, imdb_id: str, media_type: str, event_type: str, details: Optional[Dict] = None):
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"""Add processing history entry"""
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with self.get_connection() as conn:
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cursor = conn.cursor()
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cursor.execute("""
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INSERT INTO processing_history (imdb_id, media_type, event_type, processed_at, details)
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VALUES (?, ?, ?, ?, ?)
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""", (imdb_id, media_type, event_type, datetime.utcnow().isoformat(),
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json.dumps(details) if details else None))
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def get_stats(self) -> Dict[str, Any]:
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"""Get database statistics"""
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with self.get_connection() as conn:
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cursor = conn.cursor()
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# Series stats
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cursor.execute("SELECT COUNT(*) FROM series")
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series_count = cursor.fetchone()[0]
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# Episode stats
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cursor.execute("SELECT COUNT(*) FROM episodes")
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episodes_total = cursor.fetchone()[0]
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cursor.execute("SELECT COUNT(*) FROM episodes WHERE has_video_file = TRUE")
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episodes_with_video = cursor.fetchone()[0]
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# Movie stats
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cursor.execute("SELECT COUNT(*) FROM movies")
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movies_total = cursor.fetchone()[0]
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cursor.execute("SELECT COUNT(*) FROM movies WHERE has_video_file = TRUE")
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movies_with_video = cursor.fetchone()[0]
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# Processing history
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cursor.execute("SELECT COUNT(*) FROM processing_history")
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history_count = cursor.fetchone()[0]
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return {
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"series_count": series_count,
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"episodes_total": episodes_total,
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"episodes_with_video": episodes_with_video,
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"movies_total": movies_total,
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"movies_with_video": movies_with_video,
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"processing_history_count": history_count,
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"database_size_mb": round(self.db_path.stat().st_size / 1024 / 1024, 2)
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}
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def close(self):
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"""Close all database connections"""
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if hasattr(self._local, 'connection'):
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try:
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self._local.connection.close()
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delattr(self._local, 'connection')
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except Exception:
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pass # Connection may already be closed |