refactor: split websocket flows and add brain action decision pipeline

core/websocket_message_utils_flow.py

@@ -0,0 +1,98 @@
+import json
+import random
+import re
+
+
+def to_chinese_text(text):
+    """处理文本，安全地转换 unicode 转义。"""
+    if not isinstance(text, str):
+        return text
+    if "\\u" not in text:
+        return text
+    try:
+        return json.loads(f'"{text}"')
+    except Exception:
+        return text
+
+
+def is_transfer_msg(client, data: dict) -> bool:
+    msg = to_chinese_text(data.get("msg", ""))
+    return "转交给" in msg or "转接给" in msg
+
+
+def pick_transfer_greeting() -> str:
+    choices = [
+        "在的亲，发图我看下",
+        "在呢亲，有需求直接说",
+        "我在的，您把要求发我",
+        "在的哈，你说我这边看着处理",
+        "在呢，图和需求发来我看看",
+    ]
+    return random.choice(choices)
+
+
+def is_shop_card(client, data: dict) -> bool:
+    msg = to_chinese_text(data.get("msg", ""))
+    return msg.startswith("[进店卡片]") or "我想咨询你们店的这个商品" in msg
+
+
+def extract_customer_text_from_shop_card_msg(client, msg: str) -> str:
+    text = to_chinese_text(msg or "").strip()
+    if not text:
+        return ""
+    parts = [p.strip() for p in text.split("#*#") if p and p.strip()]
+    kept = []
+    for part in parts:
+        if part.startswith("[进店卡片]") or "我想咨询你们店的这个商品" in part:
+            continue
+        kept.append(part)
+    if kept:
+        return " ".join(kept).strip()
+    stripped = re.sub(r"\[进店卡片\][^\n\r]*", "", text).strip()
+    stripped = stripped.replace("我想咨询你们店的这个商品", "").strip("，。,#* ")
+    return stripped
+
+
+def has_chat_history(customer_id: str, acc_id: str = "") -> bool:
+    if not customer_id:
+        return False
+    try:
+        from db.chat_log_db import get_recent_conversation
+
+        msgs = get_recent_conversation(customer_id, acc_id=acc_id, limit=1)
+        return len(msgs) > 0
+    except Exception:
+        return False
+
+
+def should_ignore(client, data: dict) -> bool:
+    msg = to_chinese_text(data.get("msg", ""))
+
+    ignore_patterns = [
+        "已转接",
+        "接入会话",
+        "结束会话",
+        "会话已",
+        "[系统消息]",
+        "[系统通知]",
+    ]
+    for pattern in ignore_patterns:
+        if pattern in msg:
+            return True
+
+    acc_id = data.get("acc_id", "")
+    from_id = data.get("from_id", "")
+    if acc_id and from_id and acc_id == from_id:
+        return True
+
+    return False
+
+
+def get_msg_type_name(msg_type):
+    types = {
+        0: "文本",
+        1: "图片",
+        2: "视频",
+        3: "文件",
+    }
+    return types.get(msg_type, f"未知({msg_type})")