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crypto_monitor/ai_client.py
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2026-05-27 16:06:45 +08:00

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"""大模型调用:OpenAI 兼容接口(默认)或本机 Ollama 二选一。
配置从 os.environ 惰性读取:各实例 app.py 在 import 本模块后才 load_env_file(.env)
若在 import 时缓存变量会导致 OPENAI_API_KEY 始终为空。
"""
from __future__ import annotations
import base64
import os
from typing import List, Optional, Sequence
import requests
def _env_str(name: str, default: str = "") -> str:
v = os.getenv(name)
if v is None:
return default
return str(v).strip()
def _ai_timeout_seconds() -> int:
try:
return max(10, int(_env_str("AI_TIMEOUT_SECONDS", "120") or "120"))
except ValueError:
return 120
def _ai_provider() -> str:
return (_env_str("AI_PROVIDER", "openai") or "openai").lower()
def _openai_api_base() -> str:
base = _env_str("OPENAI_API_BASE", "https://op.bz121.com/v1") or "https://op.bz121.com/v1"
return base.rstrip("/")
def _openai_api_key() -> str:
return _env_str("OPENAI_API_KEY") or _env_str("AI_API_KEY")
def _openai_model() -> str:
return _env_str("OPENAI_MODEL", "gemma4:e4b") or "gemma4:e4b"
def _ollama_api() -> str:
return _env_str("OLLAMA_API", "http://127.0.0.1:11434/api/generate") or "http://127.0.0.1:11434/api/generate"
def _ollama_model() -> str:
return _env_str("AI_MODEL", "huihui_ai/deepseek-r1-abliterated:latest") or "huihui_ai/deepseek-r1-abliterated:latest"
def _use_openai() -> bool:
return _ai_provider() in ("openai", "openai_compatible", "gateway")
def _read_image_base64(image_path: str) -> Optional[str]:
try:
with open(image_path, "rb") as f:
return base64.b64encode(f.read()).decode("utf-8")
except Exception:
return None
def _collect_images(
image_paths: Optional[Sequence[str]] = None,
images_b64: Optional[Sequence[str]] = None,
) -> List[str]:
out: List[str] = []
for p in image_paths or []:
b = _read_image_base64(p)
if b:
out.append(b)
for b in images_b64 or []:
if b:
out.append(str(b))
return out
def _openai_chat_url() -> str:
base = _openai_api_base()
if base.endswith("/chat/completions"):
return base
return f"{base}/chat/completions"
def _generate_openai(prompt: str, images: List[str], temperature: float) -> str:
api_key = _openai_api_key()
if not api_key:
return "AI 调用失败:未配置 OPENAI_API_KEY(请在当前实例目录 .env 中设置,修改后需重启服务)"
headers = {
"Authorization": f"Bearer {api_key}",
"Content-Type": "application/json",
}
if images:
content: List[dict] = [{"type": "text", "text": prompt}]
for b64 in images:
content.append(
{
"type": "image_url",
"image_url": {"url": f"data:image/jpeg;base64,{b64}"},
}
)
messages = [{"role": "user", "content": content}]
else:
messages = [{"role": "user", "content": prompt}]
body = {
"model": _openai_model(),
"messages": messages,
"temperature": temperature,
"stream": False,
}
r = requests.post(
_openai_chat_url(),
headers=headers,
json=body,
timeout=_ai_timeout_seconds(),
)
r.raise_for_status()
data = r.json()
choices = data.get("choices") or []
if not choices:
return "AI 生成失败:响应无 choices"
msg = choices[0].get("message") or {}
return (msg.get("content") or "").strip() or "AI 生成失败:空内容"
def _generate_ollama(prompt: str, images: List[str], temperature: float) -> str:
payload = {
"model": _ollama_model(),
"prompt": prompt,
"stream": False,
"options": {"temperature": temperature},
}
if images:
payload["images"] = images
r = requests.post(_ollama_api(), json=payload, timeout=_ai_timeout_seconds())
r.raise_for_status()
return (r.json().get("response") or "").strip() or "AI 生成失败"
def ai_generate(
prompt: str,
*,
image_paths: Optional[Sequence[str]] = None,
images_b64: Optional[Sequence[str]] = None,
temperature: float = 0.2,
) -> str:
"""统一文本生成;失败时返回以「AI 调用失败」开头的说明。"""
images = _collect_images(image_paths, images_b64)
try:
if _use_openai():
return _generate_openai(prompt, images, temperature)
return _generate_ollama(prompt, images, temperature)
except requests.HTTPError as e:
detail = ""
try:
detail = (e.response.text or "")[:500]
except Exception:
pass
prov = "OpenAI" if _use_openai() else "Ollama"
return f"AI 调用失败({prov} HTTP {e.response.status_code if e.response else '?'}):{detail or str(e)}"
except Exception as e:
prov = "OpenAI" if _use_openai() else "Ollama"
return f"AI 调用失败({prov}):{str(e)}"
def ai_review(trades_text: str, period_title: str, image_paths=None) -> str:
prompt = f"""
你是一位专业交易教练。下面是用户的{period_title}交易记录,请做简洁、可执行的复盘(中文)。
【硬性规则 — 必须遵守】
- 你只能根据「交易记录」里**明确出现的字段**陈述事实;禁止编造:是否触发止损、是否扛单、亏损是否扩大、图上具体结构/进出场点位等记录里**没有**的信息。
- 「平仓/离场」只是交易员自述摘要,不是客观成交明细;若记录未写明代币是否打到止损价、是否软件平仓等,不要断言执行路径,可用「在记录有限前提下,一种可能是……」或简短写「执行路径记录不足,无法判断」。
- 「提前离场」类结论必须优先依据记录中的「提前离场记录」字段;若该段全为「无」或未出现有效内容,不得写道「明显扛单」「拒不止损」「未执行硬止损」等。
- 实际RR为负只说明结果相对于预期RR不利,不等同于「风控失灵」或「止损纪律崩溃」,除非记录里另有依据。
- 禁止用语:人身攻击、夸张定性(如「致命伤」「灾难」);语气克制、对事不对人。
- 若有截图且你能辨认,再结合图讨论;看不清或无明确定位则明确说「无法从图确认」,不得虚构 K 线故事。
【输出结构】
1. 总体盈亏结构(紧扣笔数、盈亏数字与 RR,少形容词)
2. 心态与执行(每笔 1–10 分 + 一句依据;依据必须对应记录字段)
3. 行为标签(提前离场 / 乱开仓 / 扛单等):仅在有字段或自述支撑时点名;否则写「记录未勾选或未描述,不作强加」
4. 改进建议(最多 3 条,每条具体可执行)
5. 图表(若有且可读):结合价格行为简述;否则一两句说明无法看图分析
交易记录:
{trades_text}
""".strip()
return ai_generate(prompt, image_paths=image_paths, temperature=0.2)
def ai_short_advice(prompt_text: str) -> str:
prompt = f"""
你是交易风控助理。请用中文给出**最多 3 条**提醒,要求:
- 每条不超过 25 个字
- 语气克制、具体、可执行
- 不要输出 Markdown,不要编号前缀以外的废话
场景:
{prompt_text}
""".strip()
return ai_generate(prompt, temperature=0.2)
def ai_provider_label() -> str:
if _use_openai():
return f"OpenAI 兼容 · {_openai_model()} @ {_openai_api_base()}"
return f"Ollama · {_ollama_model()}"
def ai_config_status() -> dict:
"""调试用:当前进程内读到的 AI 配置(不含密钥明文)。"""
key = _openai_api_key()
return {
"provider": _ai_provider(),
"openai_base": _openai_api_base(),
"openai_model": _openai_model(),
"openai_key_configured": bool(key),
"ollama_api": _ollama_api(),
"ollama_model": _ollama_model(),
}