from __future__ import annotations

from unittest.mock import AsyncMock, MagicMock

from fastapi.testclient import TestClient

from mcp_common.auth import Principal, TokenStore
from mcp_common.environment import EnvironmentInfo
from mcp_alpaca.server import create_app


def _make_app(env_info, creds):
    c = MagicMock()
    c.paper = True
    store = TokenStore(tokens={
        "ct": Principal("core", {"core"}),
        "ot": Principal("observer", {"observer"}),
    })
    return create_app(client=c, token_store=store, creds=creds, env_info=env_info)


def test_environment_info_paper_is_testnet():
    """Alpaca: 'paper' nel secret mappa a environment='testnet'."""
    env = EnvironmentInfo(
        exchange="alpaca",
        environment="testnet",
        source="env",
        env_value="true",
        base_url="https://paper-api.alpaca.markets",
    )
    app = _make_app(env, creds={"max_leverage": 1})
    c = TestClient(app)
    r = c.post("/tools/environment_info", headers={"Authorization": "Bearer ot"})
    assert r.status_code == 200
    body = r.json()
    assert body["exchange"] == "alpaca"
    assert body["environment"] == "testnet"
    assert body["source"] == "env"
    assert body["base_url"] == "https://paper-api.alpaca.markets"
    assert body["max_leverage"] == 1


def test_environment_info_requires_auth():
    env = EnvironmentInfo(
        exchange="alpaca", environment="testnet", source="default",
        env_value=None, base_url="https://paper-api.alpaca.markets",
    )
    app = _make_app(env, creds={"max_leverage": 1})
    c = TestClient(app)
    r = c.post("/tools/environment_info")
    assert r.status_code == 401