feat(crm): add quote approver setting id helpers and unit tests

Co-authored-by: Cursor <cursoragent@cursor.com>

backend/app/crud/crm/quote_approver_setting.py

@@ -0,0 +1,34 @@
+from __future__ import annotations
+
+from typing import Any, Dict, Iterable, List, Optional, Set
+
+
+def parse_approver_ids(raw: Optional[str]) -> List[str]:
+    if not raw:
+        return []
+    out: List[str] = []
+    for part in str(raw).split(","):
+        pid = part.strip()
+        if pid:
+            out.append(pid)
+    return out
+
+
+def join_approver_ids(ids: Iterable[str]) -> str:
+    return ",".join([str(i).strip() for i in ids if str(i).strip()])
+
+
+def prefill_approver_ids(
+    setting: Optional[Dict[str, Any]],
+    *,
+    valid_ids: Optional[Set[str]] = None,
+) -> List[str]:
+    """返回可预填的审批人 ID 列表；不可用则空列表。"""
+    if not setting:
+        return []
+    if str(setting.get("status") or "") != "0":
+        return []
+    ids = list(setting.get("approverIds") or [])
+    if valid_ids is not None:
+        ids = [i for i in ids if str(i) in valid_ids]
+    return [str(i) for i in ids if str(i).strip()]

backend/tests/test_quote_approver_setting.py

@@ -0,0 +1,26 @@
+from app.crud.crm.quote_approver_setting import (
+    join_approver_ids,
+    parse_approver_ids,
+    prefill_approver_ids,
+)
+
+
+def test_parse_and_join_roundtrip():
+    assert parse_approver_ids("a,b,c") == ["a", "b", "c"]
+    assert parse_approver_ids(" a,, b ") == ["a", "b"]
+    assert parse_approver_ids("") == []
+    assert parse_approver_ids(None) == []
+    assert join_approver_ids(["a", "b", ""]) == "a,b"
+
+
+def test_prefill_requires_enabled_and_nonempty():
+    assert prefill_approver_ids(None) == []
+    assert prefill_approver_ids({"status": "1", "approverIds": ["u1"]}) == []
+    assert prefill_approver_ids({"status": "0", "approverIds": []}) == []
+    assert prefill_approver_ids({"status": "0", "approverIds": ["u1", "u2"]}) == ["u1", "u2"]
+
+
+def test_prefill_filters_against_valid_ids():
+    setting = {"status": "0", "approverIds": ["u1", "gone", "u2"]}
+    assert prefill_approver_ids(setting, valid_ids={"u1", "u2"}) == ["u1", "u2"]
+    assert prefill_approver_ids(setting, valid_ids=set()) == []