"""SP9 — clearhouse API endpoint tests."""

from __future__ import annotations

import os
from pathlib import Path

import pytest
from fastapi.testclient import TestClient

from cyclone import db as db_mod
from cyclone.api import app


@pytest.fixture
def client(tmp_path, monkeypatch):
    monkeypatch.setenv("CYCLONE_DB_URL", f"sqlite:///{tmp_path}/test.db")
    db_mod._reset_for_tests()
    db_mod.init_db()
    with TestClient(app) as c:
        yield c
    db_mod._reset_for_tests()


def test_get_clearhouse_seeded(client):
    # Lifespan runs ensure_clearhouse_seeded()
    r = client.get("/api/clearhouse")
    assert r.status_code == 200
    body = r.json()
    assert body["name"] == "dzinesco"
    assert body["tpid"] == "11525703"
    assert body["sftp_block"]["stub"] is True
    assert "FromHPE" in body["sftp_block"]["paths"]["outbound"]
    assert "ToHPE" in body["sftp_block"]["paths"]["inbound"]


def test_list_providers(client):
    r = client.get("/api/config/providers")
    assert r.status_code == 200, r.text
    body = r.json()
    assert {p["label"] for p in body} == {"Montrose", "Delta", "Salida"}
    assert {p["npi"] for p in body} == {"1881068062", "1851446637", "1467507269"}


def test_get_provider_by_npi(client):
    r = client.get("/api/config/providers/1881068062")
    assert r.status_code == 200
    assert r.json()["label"] == "Montrose"


def test_get_provider_404(client):
    r = client.get("/api/config/providers/9999999999")
    assert r.status_code == 404


def test_list_payers(client):
    r = client.get("/api/config/payers")
    assert r.status_code == 200
    body = r.json()
    assert len(body) == 1
    assert body[0]["payer_id"] == "CO_TXIX"


def test_list_payer_configs_for_co_txix(client):
    r = client.get("/api/config/payers/CO_TXIX/configs")
    assert r.status_code == 200
    body = r.json()
    # The lifespan loads config/payers.yaml; configs come from the registry
    tx_types = {c["transaction_type"] for c in body}
    assert "837P" in tx_types or "835" in tx_types


def test_reload_config(client):
    r = client.post("/api/admin/reload-config")
    assert r.status_code == 200
    body = r.json()
    assert body["ok"] is True
    assert isinstance(body["loaded"], int)


def test_submit_clearhouse_rejects_empty_claim_ids(client):
    r = client.post("/api/clearhouse/submit", json={"claim_ids": [], "payer_id": "CO_TXIX"})
    assert r.status_code == 400


def test_submit_clearhouse_rejects_missing_payer_id(client):
    r = client.post("/api/clearhouse/submit", json={"claim_ids": ["X"]})
    assert r.status_code == 400


def test_submit_clearhouse_handles_unknown_claim_id(client):
    r = client.post("/api/clearhouse/submit", json={
        "claim_ids": ["DOES_NOT_EXIST"],
        "payer_id": "CO_TXIX",
    })
    # 200 with per-claim ok:false entries (graceful degradation)
    assert r.status_code == 200
    body = r.json()
    assert body["ok"] is True
    assert body["stub"] is True
    assert len(body["submitted"]) == 1
    assert body["submitted"][0]["ok"] is False
    assert "not found" in body["submitted"][0]["error"] or "cannot be re-serialized" in body["submitted"][0]["error"]