"""Tests for REST API routes — TDD: tests before implementation."""

import pytest
from i2p_apps.console.app import create_app


@pytest.fixture
def client():
    app = create_app({"TESTING": True})
    return app.test_client()


class TestAPIStatus:
    def test_status_endpoint(self, client):
        resp = client.get("/api/v1/status")
        assert resp.status_code == 200
        data = resp.get_json()
        assert "state" in data
        assert "uptime" in data
        assert "version" in data

    def test_status_has_network(self, client):
        resp = client.get("/api/v1/status")
        data = resp.get_json()
        assert "network" in data
        assert "active_peers" in data["network"]


class TestAPIPeers:
    def test_peers_endpoint(self, client):
        resp = client.get("/api/v1/peers")
        assert resp.status_code == 200
        data = resp.get_json()
        assert "peers" in data
        assert isinstance(data["peers"], list)


class TestAPITunnels:
    def test_tunnels_endpoint(self, client):
        resp = client.get("/api/v1/tunnels")
        assert resp.status_code == 200
        data = resp.get_json()
        assert "tunnels" in data
        assert isinstance(data["tunnels"], list)


class TestAPIConfig:
    def test_get_config(self, client):
        resp = client.get("/api/v1/config")
        assert resp.status_code == 200
        data = resp.get_json()
        assert isinstance(data, dict)

    def test_post_config(self, client):
        resp = client.post(
            "/api/v1/config",
            json={"test.key": "test_value"},
        )
        assert resp.status_code == 200
        data = resp.get_json()
        assert data["status"] == "ok"


class TestAPIRouter:
    def test_router_action_invalid(self, client):
        resp = client.post("/api/v1/router/invalid_action")
        assert resp.status_code == 400