47 lines
2.2 KiB
Python
47 lines
2.2 KiB
Python
from __future__ import annotations
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from pathlib import Path
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from typing import Dict
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class PersonaEngine:
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def __init__(self, plugin_path: str, config: Dict):
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self.plugin_path = Path(plugin_path)
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self.config = config or {}
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self.persona_text = self._load_persona()
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def build_system_prompt(self, group_profile: Dict | None = None) -> str:
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name = self.config.get("name", "小牛")
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style = self.config.get("style", "")
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familiarity = self.config.get("familiarity_hint", "")
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max_sentences = self.config.get("max_reply_sentences", 3)
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group_profile = group_profile or {}
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humor = group_profile.get("humor_style", "轻微")
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sharpness = group_profile.get("sharpness_style", "轻微嘴硬，不刻薄")
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expressiveness = group_profile.get("expressiveness_style", "克制")
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address_style = group_profile.get("address_style", "低频称呼，默认直接接话")
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interaction_tone = group_profile.get("interaction_tone", "自然群友感")
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persona_overlay = group_profile.get("persona_overlay", "")
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return (
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f"{self.persona_text}\n\n"
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f"补充约束：\n"
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f"- 你当前对外名称固定为{name}\n"
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f"- 整体风格：{style}\n"
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f"- 熟悉感边界：{familiarity}\n"
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f"- 一般最多输出{max_sentences}句\n"
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f"- 优先根据场景决定是答疑、接话还是不说话\n"
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f"- 当前群的互动调性：{interaction_tone}\n"
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f"- 当前群允许的幽默感：{humor}\n"
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f"- 当前群允许的嘴硬/毒舌程度：{sharpness}\n"
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f"- 当前群表达松弛度：{expressiveness}\n"
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f"- 当前群称呼强度：{address_style}\n"
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f"- 当前群人格附加要求：{persona_overlay or '无'}\n"
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)
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def _load_persona(self) -> str:
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persona_file = self.config.get("persona_file", "persona/xiaoniu.txt")
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persona_path = self.plugin_path / persona_file
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if persona_path.exists():
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return persona_path.read_text(encoding="utf-8").strip()
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return "你叫小牛，是一个自然、靠谱、会看场合的群聊成员。"
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