feat: 用 Ragflow 搭建鲜境方案客服

咨询台接 Ragflow 检索与示例知识库，支持追问、判定、引用和留资。

Co-authored-by: haijd <haijd@163.com>

engine/app/leads.py

@@ -0,0 +1,60 @@
+from __future__ import annotations
+
+import sqlite3
+from datetime import datetime, timezone
+from pathlib import Path
+
+from .settings import ROOT
+
+DB_PATH = ROOT / "data" / "leads.sqlite"
+
+
+def _conn() -> sqlite3.Connection:
+    DB_PATH.parent.mkdir(parents=True, exist_ok=True)
+    conn = sqlite3.connect(DB_PATH)
+    conn.row_factory = sqlite3.Row
+    conn.execute(
+        """
+        CREATE TABLE IF NOT EXISTS leads (
+            id INTEGER PRIMARY KEY AUTOINCREMENT,
+            session_id TEXT,
+            name TEXT,
+            phone TEXT,
+            note TEXT,
+            slots_json TEXT,
+            scheme_json TEXT,
+            created_at TEXT
+        )
+        """
+    )
+    return conn
+
+
+def add_lead(
+    *,
+    session_id: str,
+    name: str,
+    phone: str,
+    note: str,
+    slots_json: str,
+    scheme_json: str,
+) -> int:
+    now = datetime.now(timezone.utc).isoformat()
+    with _conn() as conn:
+        cur = conn.execute(
+            """
+            INSERT INTO leads (session_id, name, phone, note, slots_json, scheme_json, created_at)
+            VALUES (?, ?, ?, ?, ?, ?, ?)
+            """,
+            (session_id, name, phone, note, slots_json, scheme_json, now),
+        )
+        return int(cur.lastrowid)
+
+
+def list_leads(limit: int = 50) -> list[dict]:
+    with _conn() as conn:
+        rows = conn.execute(
+            "SELECT id, session_id, name, phone, note, created_at FROM leads ORDER BY id DESC LIMIT ?",
+            (limit,),
+        ).fetchall()
+    return [dict(row) for row in rows]