fix: 适配跨平台多Bot实例进程 #6
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,98 @@ | ||
| from dataclasses import dataclass | ||
| import json | ||
| from typing import TypeAlias | ||
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| from nonebot_plugin_uninfo import SceneType, SupportScope | ||
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| ENTITY_KEY_PREFIX = "limiter-entity:" | ||
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| @dataclass(frozen=True) | ||
| class UserKey: | ||
| scope: str | ||
| user_id: str | ||
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| @dataclass(frozen=True) | ||
| class SceneKey: | ||
| scope: str | ||
| scene_id: str | ||
| scene_type: int | ||
| parent_id: str | None = None | ||
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| @dataclass(frozen=True) | ||
| class SceneUserKey: | ||
| scene: SceneKey | ||
| user_id: str | ||
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| EntityKey: TypeAlias = str | UserKey | SceneKey | SceneUserKey | ||
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| def make_user_key(scope: SupportScope, user_id: str) -> UserKey: | ||
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Owner
There was a problem hiding this comment. 而且其实我目目前目测看并没有看到需要用 dataclass 的必要性， NamedTuple 完全可以解决 |
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| return UserKey(scope.value, user_id) | ||
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| def make_scene_key( | ||
| scope: SupportScope, | ||
| scene_id: str, | ||
| scene_type: SceneType, | ||
| parent_id: str | None, | ||
| ) -> SceneKey: | ||
| return SceneKey(scope.value, scene_id, scene_type.value, parent_id) | ||
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| def serialize_entity_key(key: EntityKey) -> str: | ||
| match key: | ||
| case str(): | ||
| return key | ||
| case UserKey(scope, user_id): | ||
| value = ["user", scope, user_id] | ||
| case SceneKey(scope, scene_id, scene_type, parent_id): | ||
| value = ["scene", scope, scene_id, scene_type, parent_id] | ||
| case SceneUserKey(SceneKey(scope, scene_id, scene_type, parent_id), user_id): | ||
| value = [ | ||
| "scene_user", | ||
| scope, | ||
| scene_id, | ||
| scene_type, | ||
| parent_id, | ||
| user_id, | ||
| ] | ||
| case _: | ||
| raise TypeError(f"unsupported entity key type: {type(key)!r}") | ||
| payload = json.dumps(value, ensure_ascii=False, separators=(",", ":")) | ||
| return f"{ENTITY_KEY_PREFIX}{payload}" | ||
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| def deserialize_entity_key(value: str) -> EntityKey: | ||
| if not value.startswith(ENTITY_KEY_PREFIX): | ||
| return value | ||
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| try: | ||
| data = json.loads(value[len(ENTITY_KEY_PREFIX) :]) | ||
| if not isinstance(data, list) or not data or not isinstance(data[0], str): | ||
| return value | ||
| kind = data[0] | ||
| if kind == "user" and len(data) == 3 and all(isinstance(item, str) for item in data[1:]): | ||
| return UserKey(data[1], data[2]) | ||
| if kind == "scene" and _is_scene_payload(data): | ||
| return SceneKey(data[1], data[2], data[3], data[4]) | ||
| if kind == "scene_user" and len(data) == 6 and _is_scene_payload(data[:5]) and isinstance(data[5], str): | ||
| scene = SceneKey(data[1], data[2], data[3], data[4]) | ||
| return SceneUserKey(scene, data[5]) | ||
| except json.JSONDecodeError: | ||
| pass | ||
| return value | ||
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| def _is_scene_payload(value: list[object]) -> bool: | ||
| return ( | ||
| len(value) == 5 | ||
| and isinstance(value[1], str) | ||
| and isinstance(value[2], str) | ||
| and isinstance(value[3], int) | ||
| and not isinstance(value[3], bool) | ||
| and (value[4] is None or isinstance(value[4], str)) | ||
| ) | ||
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正常的 key 我觉得完全不需要 prefix，也不存别的什么地方