import httpx
from pytest_httpx import HTTPXMock

from twscrape.logger import set_log_level
from twscrape.queue_client import QueueClient

from .utils import get_pool

DB_FILE = "/tmp/test_queue_client.db"
URL = "https://example.com/api"

set_log_level("ERROR")


async def get_client():
    pool = get_pool(DB_FILE)
    await pool.add_account("user1", "pass1", "email1", "email_pass1")
    await pool.add_account("user2", "pass2", "email2", "email_pass2")
    await pool.set_active("user1", True)
    await pool.set_active("user2", True)

    client = QueueClient(pool, "search")
    return pool, client


async def test_should_lock_account_on_queue(httpx_mock: HTTPXMock):
    pool, client = await get_client()
    assert (await pool.stats())["locked_search"] == 0

    await client.__aenter__()
    assert (await pool.stats())["locked_search"] == 1

    httpx_mock.add_response(url=URL, json={"foo": "bar"}, status_code=200)
    assert (await client.get(URL)).json() == {"foo": "bar"}

    await client.__aexit__(None, None, None)
    assert (await pool.stats())["locked_search"] == 0


async def test_should_not_switch_account_on_200(httpx_mock: HTTPXMock):
    pool, client = await get_client()

    assert (await pool.stats())["locked_search"] == 0
    await client.__aenter__()

    httpx_mock.add_response(url=URL, json={"foo": "1"}, status_code=200)
    httpx_mock.add_response(url=URL, json={"foo": "2"}, status_code=200)

    rep = await client.get(URL)
    assert rep.json() == {"foo": "1"}

    rep = await client.get(URL)
    assert rep.json() == {"foo": "2"}

    assert (await pool.stats())["locked_search"] == 1
    await client.__aexit__(None, None, None)


async def test_should_switch_account_on_http_error(httpx_mock: HTTPXMock):
    pool, client = await get_client()

    assert (await pool.stats())["locked_search"] == 0
    await client.__aenter__()

    httpx_mock.add_response(url=URL, json={"foo": "1"}, status_code=403)
    httpx_mock.add_response(url=URL, json={"foo": "2"}, status_code=200)

    rep = await client.get(URL)
    assert rep.json() == {"foo": "2"}

    assert (await pool.stats())["locked_search"] == 1  # user1 unlocked, user2 locked
    await client.__aexit__(None, None, None)


async def test_should_retry_with_same_account_on_network_error(httpx_mock: HTTPXMock):
    pool, client = await get_client()
    await client.__aenter__()

    httpx_mock.add_exception(httpx.ReadTimeout("Unable to read within timeout"))
    httpx_mock.add_response(url=URL, json={"foo": "2"}, status_code=200)

    rep = await client.get(URL)
    assert rep.json() == {"foo": "2"}

    assert (await pool.stats())["locked_search"] == 1

    username = getattr(rep, "__username", None)
    assert username is not None

    acc1 = await pool.get(username)
    assert len(acc1.locks) > 0

    acc2 = await pool.get("user2" if username == "user1" else "user1")
    assert len(acc2.locks) == 0