from __future__ import annotations

import json
from pathlib import Path

from engine.devops_agent.providers.gitea import GiteaProvider


class FakeTransport:
    def __init__(self) -> None:
        self.calls: list[dict[str, object]] = []

    def __call__(
        self,
        *,
        method: str,
        url: str,
        headers: dict[str, str],
        body: dict[str, object] | None,
    ) -> dict[str, object]:
        self.calls.append(
            {
                "method": method,
                "url": url,
                "headers": headers,
                "body": body,
            }
        )
        if url.endswith("/comments"):
            return {"id": 999, "body": body["body"] if body else ""}
        return json.loads(Path("tests/fixtures/gitea/issue.json").read_text(encoding="utf-8"))


def test_gitea_provider_fetches_issue() -> None:
    transport = FakeTransport()
    provider = GiteaProvider(
        base_url="https://fun-md.com",
        token="test-token",
        transport=transport,
    )

    issue = provider.get_issue("Fun_MD/devops-skills", 48)

    assert issue["number"] == 48
    assert transport.calls[0]["method"] == "GET"
    assert str(transport.calls[0]["url"]).endswith("/api/v1/repos/Fun_MD/devops-skills/issues/48")


def test_gitea_provider_posts_issue_comment() -> None:
    transport = FakeTransport()
    provider = GiteaProvider(
        base_url="https://fun-md.com",
        token="test-token",
        transport=transport,
    )

    response = provider.post_issue_comment("Fun_MD/devops-skills", 48, "Evidence posted")

    assert response["id"] == 999
    assert transport.calls[0]["method"] == "POST"
    assert transport.calls[0]["body"] == {"body": "Evidence posted"}


def test_gitea_provider_parses_comment_event() -> None:
    provider = GiteaProvider(base_url="https://fun-md.com", token="test-token")
    payload = json.loads(Path("tests/fixtures/gitea/comment_event.json").read_text(encoding="utf-8"))

    event = provider.parse_issue_comment_event(payload)

    assert event["repo"] == "Fun_MD/devops-skills"
    assert event["issue_number"] == 48
    assert "@devops-agent" in event["comment_body"]