import pytest
from src.http_convert.generators import CurlGenerator, HTTPieGenerator, FetchGenerator, AxiosGenerator, Generator
from src.http_convert.models import HTTPRequest, HttpMethod, OutputFormat


@pytest.fixture
def sample_request():
    return HTTPRequest(
        method=HttpMethod.GET,
        url="https://api.example.com/users",
        headers={"Accept": "application/json"},
        params={"page": "1"},
        body=None
    )


@pytest.fixture
def post_request():
    return HTTPRequest(
        method=HttpMethod.POST,
        url="https://api.example.com/users",
        headers={"Content-Type": "application/json"},
        body='{"name": "John"}'
    )


class TestCurlGenerator:
    def test_generate_simple_get(self, sample_request):
        result = CurlGenerator.generate(sample_request)
        assert "curl" in result
        assert "https://api.example.com/users" in result

    def test_generate_with_headers(self, sample_request):
        result = CurlGenerator.generate(sample_request)
        assert "-H" in result
        assert "Accept" in result

    def test_generate_with_method(self):
        request = HTTPRequest(method=HttpMethod.POST, url="https://example.com")
        result = CurlGenerator.generate(request)
        assert "-X POST" in result

    def test_generate_compact(self, sample_request):
        result = CurlGenerator.generate(sample_request, compact=True)
        assert " " in result and "\\" not in result

    def test_generate_multiline(self, sample_request):
        result = CurlGenerator.generate(sample_request, compact=False)
        assert "\\" in result


class TestHTTPieGenerator:
    def test_generate_simple_get(self, sample_request):
        result = HTTPieGenerator.generate(sample_request)
        assert "GET" in result
        assert "https://api.example.com/users" in result

    def test_generate_with_headers(self, sample_request):
        result = HTTPieGenerator.generate(sample_request)
        assert "Accept:application/json" in result

    def test_generate_with_params(self, sample_request):
        result = HTTPieGenerator.generate(sample_request)
        assert "page==" in result

    def test_generate_with_body(self, post_request):
        result = HTTPieGenerator.generate(post_request)
        assert "POST" in result
        assert "https://api.example.com/users" in result


class TestFetchGenerator:
    def test_generate_simple_get(self, sample_request):
        result = FetchGenerator.generate(sample_request)
        assert "fetch(" in result
        assert "https://api.example.com/users" in result

    def test_generate_with_headers(self, sample_request):
        result = FetchGenerator.generate(sample_request)
        assert "headers" in result
        assert "Accept" in result

    def test_generate_with_method(self, sample_request):
        result = FetchGenerator.generate(sample_request)
        assert "method" in result
        assert "GET" in result

    def test_generate_with_body(self, post_request):
        result = FetchGenerator.generate(post_request)
        assert "body" in result

    def test_generate_compact(self, sample_request):
        result = FetchGenerator.generate(sample_request, compact=True)
        assert " " in result and "\\n" not in result


class TestAxiosGenerator:
    def test_generate_simple_get(self, sample_request):
        result = AxiosGenerator.generate(sample_request)
        assert "axios(" in result
        assert "https://api.example.com/users" in result

    def test_generate_with_headers(self, sample_request):
        result = AxiosGenerator.generate(sample_request)
        assert "headers" in result
        assert "Accept" in result

    def test_generate_with_method(self, sample_request):
        result = AxiosGenerator.generate(sample_request)
        assert "method" in result
        assert "GET" in result

    def test_generate_with_url(self, sample_request):
        result = AxiosGenerator.generate(sample_request)
        assert "url" in result

    def test_generate_with_body(self, post_request):
        result = AxiosGenerator.generate(post_request)
        assert "data" in result


class TestGenerator:
    def test_generate_curl(self, sample_request):
        result = Generator.generate(sample_request, OutputFormat.CURL)
        assert "curl" in result

    def test_generate_httpie(self, sample_request):
        result = Generator.generate(sample_request, OutputFormat.HTTPie)
        assert "GET" in result

    def test_generate_fetch(self, sample_request):
        result = Generator.generate(sample_request, OutputFormat.FETCH)
        assert "fetch(" in result

    def test_generate_axios(self, sample_request):
        result = Generator.generate(sample_request, OutputFormat.AXIOS)
        assert "axios(" in result

    def test_generate_invalid_format(self, sample_request):
        with pytest.raises(ValueError):
            Generator.generate(sample_request, "invalid")