didier/database/schemas/mongo.py

120 lines
3.2 KiB
Python

import datetime
from abc import ABC, abstractmethod
from typing import Optional
from bson import ObjectId
from overrides import overrides
from pydantic import BaseModel, Field, validator
__all__ = ["MongoBase", "TemporaryStorage", "WordleGame"]
from database.utils.datetime import today_only_date
class PyObjectId(ObjectId):
"""Custom type for bson ObjectIds"""
@classmethod
def __get_validators__(cls):
yield cls.validate
@classmethod
def validate(cls, value: str):
"""Check that a string is a valid bson ObjectId"""
if not ObjectId.is_valid(value):
raise ValueError(f"Invalid ObjectId: '{value}'")
return ObjectId(value)
@classmethod
def __modify_schema__(cls, field_schema: dict):
field_schema.update(type="string")
class MongoBase(BaseModel):
"""Base model that properly sets the _id field, and adds one by default"""
id: PyObjectId = Field(default_factory=PyObjectId, alias="_id")
class Config:
"""Configuration for encoding and construction"""
allow_population_by_field_name = True
arbitrary_types_allowed = True
json_encoders = {ObjectId: str, PyObjectId: str}
use_enum_values = True
class MongoCollection(MongoBase, ABC):
"""Base model for the 'main class' in a collection
This field stores the name of the collection to avoid making typos against it
"""
@staticmethod
@abstractmethod
def collection() -> str:
raise NotImplementedError
class TemporaryStorage(MongoCollection):
"""Collection for lots of random things that don't belong in a full-blown collection"""
key: str
@staticmethod
@overrides
def collection() -> str:
return "temporary"
class WordleStats(BaseModel):
"""Model that holds stats about a player's Wordle performance"""
guess_distribution: list[int] = Field(default_factory=lambda: [0, 0, 0, 0, 0, 0])
last_guess: Optional[datetime.date] = None
win_rate: float = 0
current_streak: int = 0
max_streak: int = 0
@validator("guess_distribution")
def validate_guesses_length(cls, value: list[int]):
"""Check that the distribution of guesses is of the correct length"""
if len(value) != 6:
raise ValueError(f"guess_distribution must be length 6, found {len(value)}")
return value
class GameStats(MongoCollection):
"""Collection that holds stats about how well a user has performed in games"""
user_id: int
wordle: Optional[WordleStats] = None
@staticmethod
@overrides
def collection() -> str:
return "game_stats"
class WordleGame(MongoCollection):
"""Collection that holds people's active Wordle games"""
day: datetime.date = Field(default_factory=lambda: today_only_date())
guesses: list[str] = Field(default_factory=list)
user_id: int
@staticmethod
@overrides
def collection() -> str:
return "wordle"
@validator("guesses")
def validate_guesses_length(cls, value: list[int]):
"""Check that the amount of guesses is of the correct length"""
if len(value) > 6:
raise ValueError(f"guess_distribution must be no longer than 6 elements, found {len(value)}")
return value