"""表单填写 AI 生成模块

根据用户简历、岗位信息和表单字段，调 LLM 生成填写内容。
依赖：LLM 枚举、browser_plug/prompts
"""

from app.ai.browser_plug.prompts import FORM_FILL_SYSTEM_PROMPT
from app.ai.model_config import BrowserPlugModel
from app.core.logger import log


async def generate_form_answer(resume_text: str, job_text: str, agent_config_text: str,
                               label: str, reference: str | None, field_type: str) -> str:
    """生成表单字段的填写内容"""
    system_content = FORM_FILL_SYSTEM_PROMPT.format(
        resume_text=resume_text,
        job_text=job_text,
        agent_config_text=agent_config_text,
    )

    # 构造用户消息
    user_parts = [f"表单字段：{label}", f"字段类型：{field_type}"]
    if reference:
        user_parts.append(f"参考信息：{reference}")
    user_message = "\n".join(user_parts)

    messages = [("system", system_content), ("human", user_message)]

    try:
        result = await BrowserPlugModel.FORM_FILL.ainvoke(messages)
        return result.content.strip()
    except Exception as e:
        log.error(f"表单填写AI调用失败: {e}")
        raise ValueError("AI生成回答失败，请稍后重试")