"""
Tests for Docker & Kubernetes Document Generation API API.
"""
import pytest
from fastapi.testclient import TestClient
from main import app

client = TestClient(app)


def test_health():
    r = client.get("/health")
    assert r.status_code == 200
    data = r.json()
    assert data["status"] == "healthy"
    assert "version" in data


def test_unauthorized():
    r = client.get("/items")
    assert r.status_code == 403


def test_login():
    r = client.post("/auth/token", params={"username": "admin", "password": "admin123"})
    assert r.status_code == 200
    assert "access_token" in r.json()


def _auth_headers():
    r = client.post("/auth/token", params={"username": "admin", "password": "admin123"})
    token = r.json()["access_token"]
    return {"Authorization": f"Bearer {token}"}


def test_create_item():
    headers = _auth_headers()
    payload = {"name": "Test Item", "description": "A test", "tags": ["test"]}
    r = client.post("/items", json=payload, headers=headers)
    assert r.status_code == 201
    data = r.json()
    assert data["name"] == "Test Item"
    assert "id" in data


def test_list_items():
    headers = _auth_headers()
    r = client.get("/items", headers=headers)
    assert r.status_code == 200
    assert isinstance(r.json(), list)


def test_get_item():
    headers = _auth_headers()
    # Create
    payload = {"name": "Get Test", "tags": []}
    r = client.post("/items", json=payload, headers=headers)
    item_id = r.json()["id"]
    # Get
    r = client.get(f"/items/{item_id}", headers=headers)
    assert r.status_code == 200
    assert r.json()["id"] == item_id


def test_update_item():
    headers = _auth_headers()
    payload = {"name": "Update Test", "tags": []}
    r = client.post("/items", json=payload, headers=headers)
    item_id = r.json()["id"]
    r = client.patch(f"/items/{item_id}", json={"name": "Updated"}, headers=headers)
    assert r.status_code == 200
    assert r.json()["name"] == "Updated"


def test_delete_item():
    headers = _auth_headers()
    payload = {"name": "Delete Test", "tags": []}
    r = client.post("/items", json=payload, headers=headers)
    item_id = r.json()["id"]
    r = client.delete(f"/items/{item_id}", headers=headers)
    assert r.status_code == 204
    r = client.get(f"/items/{item_id}", headers=headers)
    assert r.status_code == 404


def test_stats():
    headers = _auth_headers()
    r = client.get("/stats", headers=headers)
    assert r.status_code == 200
    assert "total_items" in r.json()


def test_openapi_docs():
    r = client.get("/openapi.json")
    assert r.status_code == 200
    assert "openapi" in r.json()