116 lines
4.2 KiB
Python
116 lines
4.2 KiB
Python
"""JSON-based movie repository implementation."""
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from typing import List, Optional, Dict, Any
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import logging
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from domain.movies.repositories import MovieRepository
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from domain.movies.entities import Movie
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from domain.shared.value_objects import ImdbId
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from ..memory import Memory
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logger = logging.getLogger(__name__)
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class JsonMovieRepository(MovieRepository):
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"""
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JSON-based implementation of MovieRepository.
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Stores movies in the memory.json file.
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"""
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def __init__(self, memory: Memory):
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"""
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Initialize repository.
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Args:
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memory: Memory instance for persistence
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"""
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self.memory = memory
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def save(self, movie: Movie) -> None:
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"""Save a movie to the repository."""
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movies = self._load_all()
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# Remove existing movie with same IMDb ID
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movies = [m for m in movies if m.get('imdb_id') != str(movie.imdb_id)]
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# Add new movie
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movies.append(self._to_dict(movie))
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# Save to memory
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self.memory.set('movies', movies)
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logger.debug(f"Saved movie: {movie.imdb_id}")
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def find_by_imdb_id(self, imdb_id: ImdbId) -> Optional[Movie]:
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"""Find a movie by its IMDb ID."""
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movies = self._load_all()
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for movie_dict in movies:
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if movie_dict.get('imdb_id') == str(imdb_id):
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return self._from_dict(movie_dict)
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return None
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def find_all(self) -> List[Movie]:
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"""Get all movies in the repository."""
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movies_dict = self._load_all()
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return [self._from_dict(m) for m in movies_dict]
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def delete(self, imdb_id: ImdbId) -> bool:
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"""Delete a movie from the repository."""
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movies = self._load_all()
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initial_count = len(movies)
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# Filter out the movie
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movies = [m for m in movies if m.get('imdb_id') != str(imdb_id)]
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if len(movies) < initial_count:
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self.memory.set('movies', movies)
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logger.debug(f"Deleted movie: {imdb_id}")
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return True
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return False
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def exists(self, imdb_id: ImdbId) -> bool:
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"""Check if a movie exists in the repository."""
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return self.find_by_imdb_id(imdb_id) is not None
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def _load_all(self) -> List[Dict[str, Any]]:
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"""Load all movies from memory."""
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return self.memory.get('movies', [])
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def _to_dict(self, movie: Movie) -> Dict[str, Any]:
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"""Convert Movie entity to dict for storage."""
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return {
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'imdb_id': str(movie.imdb_id),
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'title': movie.title.value,
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'release_year': movie.release_year.value if movie.release_year else None,
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'quality': movie.quality.value,
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'file_path': str(movie.file_path) if movie.file_path else None,
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'file_size': movie.file_size.bytes if movie.file_size else None,
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'tmdb_id': movie.tmdb_id,
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'overview': movie.overview,
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'poster_path': movie.poster_path,
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'vote_average': movie.vote_average,
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'added_at': movie.added_at.isoformat(),
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}
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def _from_dict(self, data: Dict[str, Any]) -> Movie:
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"""Convert dict from storage to Movie entity."""
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from domain.movies.value_objects import MovieTitle, ReleaseYear, Quality
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from domain.shared.value_objects import FilePath, FileSize
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from datetime import datetime
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return Movie(
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imdb_id=ImdbId(data['imdb_id']),
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title=MovieTitle(data['title']),
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release_year=ReleaseYear(data['release_year']) if data.get('release_year') else None,
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quality=Quality(data.get('quality', 'unknown')),
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file_path=FilePath(data['file_path']) if data.get('file_path') else None,
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file_size=FileSize(data['file_size']) if data.get('file_size') else None,
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tmdb_id=data.get('tmdb_id'),
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overview=data.get('overview'),
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poster_path=data.get('poster_path'),
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vote_average=data.get('vote_average'),
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added_at=datetime.fromisoformat(data['added_at']) if data.get('added_at') else datetime.now(),
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)
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