import json
from pathlib import Path

import pytest
from app.modules.project.domain.entities import Project
from app.modules.project.infrastructure.json_repository import JsonProjectRepository


@pytest.fixture
def repo(tmp_path: Path) -> JsonProjectRepository:
    return JsonProjectRepository(tmp_path / "projects.json")


def test_empty_repo_returns_empty_list(repo: JsonProjectRepository):
    assert repo.list_all() == []


def test_save_and_get(repo: JsonProjectRepository):
    from datetime import datetime
    p = Project(id="id1", name="test", design_dir="/tmp/d", code_dir=None, created_at=datetime(2026, 1, 1))
    repo.save(p)
    assert repo.get_by_id("id1") is not None
    assert repo.get_by_id("id1").name == "test"


def test_list_all(repo: JsonProjectRepository):
    from datetime import datetime
    p1 = Project(id="id1", name="a", design_dir="/d1", code_dir=None, created_at=datetime(2026, 1, 1))
    p2 = Project(id="id2", name="b", design_dir="/d2", code_dir=None, created_at=datetime(2026, 1, 2))
    repo.save(p1)
    repo.save(p2)
    assert len(repo.list_all()) == 2


def test_delete(repo: JsonProjectRepository):
    from datetime import datetime
    p = Project(id="id1", name="test", design_dir="/d", code_dir=None, created_at=datetime(2026, 1, 1))
    repo.save(p)
    repo.delete("id1")
    assert repo.get_by_id("id1") is None


def test_get_nonexistent_returns_none(repo: JsonProjectRepository):
    assert repo.get_by_id("nope") is None