"""ECR-009: page/API smoke without requiring live provider during assert."""

from __future__ import annotations

import os
import sys

import pytest

# Ensure repo root + web on path like app.py
_ROOT = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
_WEB = os.path.join(_ROOT, "web")
for p in (_ROOT, _WEB):
    if p not in sys.path:
        sys.path.insert(0, p)

os.environ.setdefault("CRYPTO_WYCKOFF_DISABLE", "1")


@pytest.fixture()
def client():
    from app import create_app

    app = create_app()
    app.config["TESTING"] = True
    with app.test_client() as c:
        yield c


def test_wyckoff_crypto_page_ok(client):
    resp = client.get("/wyckoff_crypto")
    assert resp.status_code == 200
    assert b"Crypto Wyckoff Screener" in resp.data
    assert b"fCombo" in resp.data
    assert b"chartCanvas" in resp.data


def test_wyckoff_crypto_meta_ok(client):
    resp = client.get("/api/wyckoff_crypto/meta")
    assert resp.status_code == 200
    data = resp.get_json()
    assert "engine_version" in data
    assert data.get("combo", {}).get("id") == "h8_4_1"
    assert data["combo"]["low"] == "1h"
    ids = {c["id"] for c in data.get("combos") or []}
    assert "h8_4_1" in ids and "d_w_m" in ids


def test_wyckoff_crypto_scan_ok(client):
    resp = client.get("/api/wyckoff_crypto/scan?limit=5&combo_id=h8_4_1")
    assert resp.status_code == 200
    data = resp.get_json()
    assert "rows" in data
    assert data.get("combo", {}).get("id") == "h8_4_1"


def test_wyckoff_crypto_klines_bad_request(client):
    resp = client.get("/api/wyckoff_crypto/klines")
    assert resp.status_code == 400


def test_wyckoff_crypto_klines_ok(client):
    resp = client.get(
        "/api/wyckoff_crypto/klines?symbol=BTC/USDT:USDT&tf=1h&limit=10&combo_id=h8_4_1"
    )
    assert resp.status_code == 200
    data = resp.get_json()
    assert "items" in data
    assert data.get("tf") == "1h"
    assert data.get("intraday") is True
    if data["items"]:
        assert "datetime" in data["items"][0]
        assert "ts" in data["items"][0]
        assert "T" in data["items"][0]["datetime"]
        assert "+08:00" in data["items"][0]["datetime"]


def test_wyckoff_crypto_klines_bad_limit_ok(client):
    resp = client.get(
        "/api/wyckoff_crypto/klines?symbol=BTC/USDT:USDT&tf=1h&limit=abc&combo_id=h8_4_1"
    )
    assert resp.status_code == 200


def test_wyckoff_crypto_overlay_ok(client):
    resp = client.get(
        "/api/wyckoff_crypto/overlay?symbol=BTC/USDT:USDT&tf=1h&bars=60&combo_id=h8_4_1"
    )
    assert resp.status_code == 200
    data = resp.get_json()
    assert "phases" in data
    assert "events" in data


def test_combos_add_and_list(client, tmp_path, monkeypatch):
    from crypto_wyckoff import combos as cm

    monkeypatch.setattr(cm, "_COMBOS_FILE", tmp_path / "combos.json")
    monkeypatch.setattr(cm, "_cache", None)

    resp = client.get("/api/wyckoff_crypto/combos")
    assert resp.status_code == 200
    assert len(resp.get_json()["combos"]) >= 2

    bad = client.post(
        "/api/wyckoff_crypto/combos",
        json={"high": "1h", "mid": "4h", "low": "8h"},
    )
    assert bad.status_code == 400

    ok = client.post(
        "/api/wyckoff_crypto/combos",
        json={"high": "12h", "mid": "4h", "low": "1h", "label": "12h/4h/1h"},
    )
    assert ok.status_code == 200
    cid = ok.get_json()["combo"]["id"]
    assert cid == "12h_4h_1h"

    deleted = client.delete(f"/api/wyckoff_crypto/combos/{cid}")
    assert deleted.status_code == 200

    builtin = client.delete("/api/wyckoff_crypto/combos/h8_4_1")
    assert builtin.status_code == 400