# ============================================================
# MD-05 SAP 集成桩黄金测试
# ============================================================
from __future__ import annotations

from pathlib import Path

from server.agent_core.intent import parse_fast
from server.aps_domain.flex import run_flex_schedule
from server.aps_domain.sap_sync import apply_inbound, apply_outbound, preview_inbound, preview_outbound
from server.integrations.sap_stub import reset_sap_client
from server.state.seed import seed_world


class _MemStore:
    def __init__(self, data):
        self.data = data

    def next_id(self, kind: str) -> int:
        key = f"_c_{kind}"
        self.data[key] = self.data.get(key, 3000) + 1
        return self.data[key]

    def save(self):
        pass


def test_inbound_creates_flex_orders(tmp_path: Path):
    mirror = tmp_path / "sap_mirror.json"
    reset_sap_client(mirror)
    store = _MemStore(seed_world())
    before = len(store.data.get("flexOrders") or [])
    prev = preview_inbound(store.data)
    assert len(prev["newOrders"]) >= 1
    wire = next(m for m in store.data["flexMaterials"] if m["code"] == "WIRE-HV")
    old_stock = wire["stock"]
    r = apply_inbound(store, actor="test")
    assert r["created"]
    assert len(store.data["flexOrders"]) == before + len(r["created"])
    assert all(o.get("source") == "SAP" for o in r["created"])
    assert all(o.get("externalAufnr") for o in r["created"])
    assert wire["stock"] != old_stock or "WIRE-HV" in r["stockUpdated"]
    # 二次入站应跳过已映射订单
    prev2 = preview_inbound(store.data)
    assert all(s["reason"] == "已同步" for s in prev2["skipOrders"][:3])
    assert len(prev2["newOrders"]) == 0


def test_outbound_idempotent(tmp_path: Path):
    mirror = tmp_path / "sap_mirror.json"
    client = reset_sap_client(mirror)
    store = _MemStore(seed_world())
    run_flex_schedule(store, sort_mode="BOTTLENECK", actor="test")
    prev = preview_outbound(store.data)
    assert prev["items"]
    r1 = apply_outbound(store, actor="test")
    assert r1["pushed"]
    assert len(r1["duplicates"]) == 0
    n1 = client.status()["receiptCount"]
    r2 = apply_outbound(store, actor="test")
    assert len(r2["pushed"]) == 0
    assert len(r2["duplicates"]) == len(r1["pushed"])
    assert client.status()["receiptCount"] == n1


def test_intent_sap_phrases():
    world = seed_world()
    assert parse_fast("SAP连接状态", world).intent == "sap.status"
    assert parse_fast("从SAP拉单", world).intent == "sap.sync.inbound"
    assert parse_fast("同步SAP", world).intent == "sap.sync.inbound"
    assert parse_fast("回写SAP", world).intent == "sap.sync.outbound"