132 lines
5.3 KiB
Python

"""Anime Pydantic models for the Aniworld web application.
This module defines request/response models used by the anime API
and services. Models are focused on serialization, validation,
and OpenAPI documentation.
Note on identifiers:
- key: Primary identifier (provider-assigned, URL-safe, e.g., 'attack-on-titan')
- folder: Filesystem folder name (metadata only, e.g., 'Attack on Titan (2013)')
"""
from __future__ import annotations
import re
from datetime import datetime
from typing import List, Optional
from pydantic import BaseModel, Field, HttpUrl, field_validator
# Regex pattern for valid series keys (URL-safe, lowercase with hyphens)
KEY_PATTERN = re.compile(r'^[a-z0-9][a-z0-9-]*[a-z0-9]$|^[a-z0-9]$')
class EpisodeInfo(BaseModel):
"""Information about a single episode."""
episode_number: int = Field(..., ge=1, description="Episode index (1-based)")
title: Optional[str] = Field(None, description="Optional episode title")
aired_at: Optional[datetime] = Field(None, description="Air date/time if known")
duration_seconds: Optional[int] = Field(None, ge=0, description="Duration in seconds")
available: bool = Field(True, description="Whether the episode is available for download")
sources: List[HttpUrl] = Field(default_factory=list, description="List of known streaming/download source URLs")
class MissingEpisodeInfo(BaseModel):
"""Represents a gap in the episode list for a series."""
from_episode: int = Field(..., ge=1, description="Starting missing episode number")
to_episode: int = Field(..., ge=1, description="Ending missing episode number (inclusive)")
reason: Optional[str] = Field(None, description="Optional explanation why episodes are missing")
@property
def count(self) -> int:
"""Number of missing episodes in the range."""
return max(0, self.to_episode - self.from_episode + 1)
class AnimeSeriesResponse(BaseModel):
"""Response model for a series with metadata and episodes.
Note on identifiers:
- key: Primary identifier (provider-assigned, URL-safe, e.g., 'attack-on-titan')
This is the unique key used for all lookups and operations.
- folder: Filesystem folder name (metadata only, e.g., 'Attack on Titan (2013)')
Used only for display and filesystem operations.
"""
key: str = Field(
...,
description=(
"Series key (primary identifier) - provider-assigned URL-safe "
"key (e.g., 'attack-on-titan'). Used for lookups/identification."
)
)
title: str = Field(..., description="Series title")
folder: Optional[str] = Field(
None,
description=(
"Series folder name on disk (metadata only) "
"(e.g., 'Attack on Titan (2013)'). For display/filesystem ops only."
)
)
alt_titles: List[str] = Field(default_factory=list, description="Alternative titles")
description: Optional[str] = Field(None, description="Short series description")
total_episodes: Optional[int] = Field(None, ge=0, description="Declared total episode count if known")
episodes: List[EpisodeInfo] = Field(default_factory=list, description="Known episodes information")
missing_episodes: List[MissingEpisodeInfo] = Field(default_factory=list, description="Detected missing episode ranges")
thumbnail: Optional[HttpUrl] = Field(None, description="Optional thumbnail image URL")
@field_validator('key', mode='before')
@classmethod
def normalize_key(cls, v: str) -> str:
"""Normalize key to lowercase."""
if isinstance(v, str):
return v.lower().strip()
return v
class SearchRequest(BaseModel):
"""Request payload for searching series."""
query: str = Field(..., min_length=1, description="Search query string")
limit: int = Field(10, ge=1, le=100, description="Maximum number of results")
include_adult: bool = Field(False, description="Include adult content in results")
class SearchResult(BaseModel):
"""Search result item for a series discovery endpoint.
Note on identifiers:
- key: Primary identifier (provider-assigned, URL-safe, e.g., 'attack-on-titan')
This is the unique key used for all lookups and operations.
- folder: Filesystem folder name (metadata only, e.g., 'Attack on Titan (2013)')
Used only for display and filesystem operations.
"""
key: str = Field(
...,
description=(
"Series key (primary identifier) - provider-assigned URL-safe "
"key (e.g., 'attack-on-titan'). Used for lookups/identification."
)
)
title: str = Field(..., description="Series title")
folder: Optional[str] = Field(
None,
description=(
"Series folder name on disk (metadata only) "
"(e.g., 'Attack on Titan (2013)'). For display/filesystem ops only."
)
)
snippet: Optional[str] = Field(None, description="Short description or snippet")
thumbnail: Optional[HttpUrl] = Field(None, description="Thumbnail image URL")
score: Optional[float] = Field(None, ge=0.0, le=1.0, description="Search relevance score (0-1)")
@field_validator('key', mode='before')
@classmethod
def normalize_key(cls, v: str) -> str:
"""Normalize key to lowercase."""
if isinstance(v, str):
return v.lower().strip()
return v