"""补遗追加（FR-M2-10，addendum-plan）：追加 → 解析扣 1 次 → 新条目标「补遗 1」、清单回到草稿、
截止时间进待确认、日期条目标「已被补遗 1 更新」；采用 / 不采用；采用截止时间时日期条目一起确认；检查预览提示。"""

from __future__ import annotations

from typing import Any

from tests.conftest import FIXTURES, User, balance, project_with_tender, run_parse, upload


async def add_addendum(u: User, project_id: str) -> tuple[str, dict[str, Any]]:
    done = await upload(u, "关于某市智慧政务系统集成项目的更正公告.pdf", (FIXTURES / "addendum-mini.pdf").read_bytes())
    assert done.status_code == 200, done.text
    r = await u.post(f"/projects/{project_id}/documents", json={"upload_id": done.json()["id"], "role": "addendum"})
    assert r.status_code == 201, r.text
    doc = r.json()
    assert doc["label"] == "补遗 1"
    job = await run_parse(u, doc["id"])
    assert job["status"] == "succeeded", job
    return doc["id"], job


def deadline_items(items: list[dict[str, Any]]) -> list[dict[str, Any]]:
    return [i for i in items if ((i.get("spec") or {}).get("schedule") or {}).get("date_kind") == "bid_deadline"]


async def parsed_project(u: User) -> str:
    project_id, tender_id = await project_with_tender(u, "tender-full.pdf")
    assert (await run_parse(u, tender_id))["status"] == "succeeded"
    return project_id


async def test_addendum_merge_and_accept(user: User) -> None:
    project_id = await parsed_project(user)
    before = (await user.get(f"/projects/{project_id}")).json()
    assert before["deadline_at"].startswith("2026-12-01T01:30")
    await user.put(f"/projects/{project_id}/fields/deadline_at", json={"value": "2026-12-02T09:30:00+08:00"})
    assert (await user.post(f"/projects/{project_id}/checklist/confirm")).status_code == 200
    quota = await balance(user)

    _, job = await add_addendum(user, project_id)
    result = job["result"]
    assert result["dates_superseded"] == 1 and result["fields_pending"] >= 1 and result["items_added"] >= 2
    assert await balance(user) == quota - 1  # 补遗单独扣 1 次解析

    overview = (await user.get(f"/projects/{project_id}/checklist")).json()
    assert overview["status"] == "draft" and overview["counts"]["superseded_pending"] == 1  # 并入后回到草稿（AD1）
    items = (await user.get(f"/projects/{project_id}/checklist/items")).json()["items"]
    new_items = [i for i in items if i["origin_label"] == "补遗 1"]
    assert any("存储系统" in i["title"] for i in new_items)  # 新条目直接进正式清单
    assert all(i["origin_document"]["label"] == "补遗 1" for i in new_items)
    old, new = sorted(deadline_items(items), key=lambda i: i["origin_label"] != "补遗 1")[::-1]
    assert old["superseded_by"] == {"item_id": new["id"], "document_label": "补遗 1", "confirmed": False}
    assert new["superseded_by"] is None

    # 没确认之前项目用旧值（AD4），概览和检查预览都能看到待确认
    detail = (await user.get(f"/projects/{project_id}")).json()
    assert detail["deadline_at"].startswith("2026-12-02T01:30")
    (f,) = [x for x in detail["fields"] if x["key"] == "deadline_at"]
    assert f["source"] == "human" and f["pending"]["value"].startswith("2026-12-08T09:30")
    assert f["pending"]["document_label"] == "补遗 1"
    assert any(d["superseded_pending"] for d in detail["key_dates"])
    preview = (await user.get(f"/projects/{project_id}/check-preview")).json()
    assert preview["pending_updates"] >= 2

    # 采用截止时间：清掉人工值、以补遗为准；清单里「投标截止」条目的更新一起确认（AD3）
    r = await user.post(f"/projects/{project_id}/fields/deadline_at/pending", json={"accept": True})
    assert r.status_code == 200, r.text
    assert r.json()["source"] == "ai" and r.json()["pending"] is None and r.json()["value"].startswith("2026-12-08")
    detail = (await user.get(f"/projects/{project_id}")).json()
    assert detail["deadline_at"].startswith("2026-12-08T01:30")
    (bid,) = [d for d in detail["key_dates"] if d["label"] == "投标截止"]
    assert bid["replaces"]["document_label"] == "补遗 1" and bid["replaces"]["at"].startswith("2026-12-01")
    old_now = (await user.get(f"/checklist-items/{old['id']}")).json()
    assert old_now["deleted_at"] and old_now["superseded_by"]["confirmed"]
    assert (await user.get(f"/projects/{project_id}/checklist")).json()["counts"]["superseded_pending"] == 0
    r = await user.post(f"/projects/{project_id}/fields/deadline_at/pending", json={"accept": True})
    assert r.status_code == 409 and r.json()["code"] == "no_pending_value"


async def test_addendum_reject_keeps_both(user: User) -> None:
    project_id = await parsed_project(user)
    await add_addendum(user, project_id)
    items = (await user.get(f"/projects/{project_id}/checklist/items")).json()["items"]
    (old,) = [i for i in deadline_items(items) if i["superseded_by"]]

    r = await user.post(f"/checklist-items/{old['id']}/supersession", json={"accept": False})
    assert r.status_code == 200 and r.json()["superseded_by"] is None and r.json()["deleted_at"] is None
    assert len(deadline_items((await user.get(f"/projects/{project_id}/checklist/items")).json()["items"])) == 2
    r = await user.post(f"/checklist-items/{old['id']}/supersession", json={"accept": True})
    assert r.status_code == 409 and r.json()["code"] == "not_superseded"

    r = await user.post(f"/projects/{project_id}/fields/deadline_at/pending", json={"accept": False})
    assert r.json()["pending"] is None and r.json()["value"].startswith("2026-12-01")
    assert (await user.get(f"/projects/{project_id}")).json()["deadline_at"].startswith("2026-12-01T01:30")
    assert (await user.get(f"/projects/{project_id}/check-preview")).json()["pending_updates"] == 0

    # 已递交的项目只读
    assert (await user.post(f"/projects/{project_id}/transitions", json={"action": "submit"})).status_code == 200
    r = await user.post(f"/checklist-items/{old['id']}/supersession", json={"accept": True})
    assert r.status_code == 409 and r.json()["code"] == "project_read_only"


def test_same_time_ignores_missing_timezone() -> None:
    """补遗只是复述原时间时不关联；模型给的时间有时带时区、有时不带，按北京时间比。"""
    from bid_doctor.checklist.addendum import _same_time  # pyright: ignore[reportPrivateUsage]

    assert _same_time("2026-12-01T09:30", "2026-12-01T09:30:00+08:00")
    assert not _same_time("2026-12-01T09:30", "2026-12-08T09:30:00+08:00")