"""GitHubClient (0.24.0, P1): same protocol as GiteaClient,
GitHub wire shape underneath. Driven through MockTransport."""

import httpx
import pytest

from app.github_client import GitHubClient


def make_client(handler) -> GitHubClient:
    return GitHubClient(
        base_url="https://api.github.com",
        token="ghp_test",
        cache_ttl=0,
        transport=httpx.MockTransport(handler),
    )


async def test_auth_header_is_bearer():
    seen = {}

    def handler(request):
        seen["auth"] = request.headers.get("authorization")
        seen["accept"] = request.headers.get("accept")
        return httpx.Response(200, json={"login": "octocat"})

    client = make_client(handler)
    user = await client.get_user()
    assert user["login"] == "octocat"
    assert seen["auth"] == "Bearer ghp_test"
    assert "application/vnd.github+json" in seen["accept"]


async def test_pagination_follows_link_headers():
    def handler(request):
        if "page=2" in str(request.url):
            return httpx.Response(200, json=[{"full_name": "a/deux"}])
        return httpx.Response(
            200,
            json=[{"full_name": "a/un"}],
            headers={
                "Link": '<https://api.github.com/user/repos?page=2>; rel="next"'
            },
        )

    client = make_client(handler)
    repos = await client._fetch_search_repos()
    assert [r["full_name"] for r in repos] == ["a/un", "a/deux"]


async def test_labels_are_addressed_by_name():
    seen = {}

    def handler(request):
        if request.method == "GET" and request.url.path.endswith("/labels"):
            return httpx.Response(
                200, json=[{"id": 991, "name": "kanban:todo", "color": "3b82f6"}]
            )
        if request.method == "POST":
            seen["body"] = request.content.decode()
            return httpx.Response(200, json=[])
        raise AssertionError(request.url)

    client = make_client(handler)
    label = await client.ensure_label("a", "b", "kanban:todo", "3b82f6")
    assert label["id"] == "kanban:todo"  # name, not GitHub's numeric id
    await client.add_issue_label("a", "b", 7, label["id"])
    assert '"kanban:todo"' in seen["body"]


async def test_search_issues_normalizes_repository():
    def handler(request):
        assert "is%3Aissue" in str(request.url) or "is:issue" in str(request.url)
        return httpx.Response(
            200,
            json={
                "items": [
                    {
                        "number": 3,
                        "title": "T",
                        "repository_url": "https://api.github.com/repos/a/b",
                    }
                ]
            },
        )

    client = make_client(handler)
    issues = await client.search_issues(q="mot", state="open")
    assert issues[0]["repository"]["full_name"] == "a/b"


async def test_set_archived_uses_patch():
    seen = {}

    def handler(request):
        seen["method"] = request.method
        seen["body"] = request.content.decode()
        return httpx.Response(200, json={"archived": True})

    client = make_client(handler)
    await client.set_archived("a", "b", True)
    assert seen["method"] == "PATCH"
    assert '"archived": true' in seen["body"] or '"archived":true' in seen["body"]


async def test_starred_roundtrip():
    seen = {}

    def handler(request):
        seen["method"] = request.method
        seen["path"] = request.url.path
        return httpx.Response(204)

    client = make_client(handler)
    await client.set_starred("a", "b", True)
    assert seen["method"] == "PUT"
    assert seen["path"] == "/user/starred/a/b"