from pathlib import Path
from core.config import Config, DEFAULT_CONFIG_PATH

def test_config_loads_defaults_when_missing(tmp_path):
    path = tmp_path / "config.toml"
    cfg = Config.load(path)
    assert cfg.blog_repo == ""
    assert cfg.transart_script == "/home/danix/bin/transart.py"
    assert cfg.typora_bin == "typora"

def test_config_round_trips(tmp_path):
    path = tmp_path / "config.toml"
    cfg = Config(blog_repo="/some/path", transart_script="/bin/x", typora_bin="typora")
    cfg.save(path)
    loaded = Config.load(path)
    assert loaded.blog_repo == "/some/path"

def test_config_is_complete_false_when_blog_repo_empty(tmp_path):
    path = tmp_path / "config.toml"
    cfg = Config.load(path)
    assert cfg.is_complete() is False

def test_config_is_complete_true_when_all_set():
    cfg = Config(blog_repo="/some/repo", transart_script="/bin/x", typora_bin="typora")
    assert cfg.is_complete() is True

def test_config_ollama_host_default(tmp_path):
    path = tmp_path / "config.toml"
    cfg = Config.load(path)
    assert cfg.ollama_host == ""

def test_config_ollama_host_round_trips(tmp_path):
    path = tmp_path / "config.toml"
    cfg = Config(blog_repo="/repo", ollama_host="http://1.2.3.4:11434")
    cfg.save(path)
    loaded = Config.load(path)
    assert loaded.ollama_host == "http://1.2.3.4:11434"

def test_resolved_ollama_host_uses_env_when_field_empty(monkeypatch):
    monkeypatch.setenv("OLLAMA_HOST", "http://env-host:11434")
    cfg = Config(ollama_host="")
    assert cfg.resolved_ollama_host() == "http://env-host:11434"

def test_resolved_ollama_host_prefers_field_over_env(monkeypatch):
    monkeypatch.setenv("OLLAMA_HOST", "http://env-host:11434")
    cfg = Config(ollama_host="http://config-host:11434")
    assert cfg.resolved_ollama_host() == "http://config-host:11434"

def test_resolved_ollama_host_fallback_default(monkeypatch):
    monkeypatch.delenv("OLLAMA_HOST", raising=False)
    cfg = Config(ollama_host="")
    assert cfg.resolved_ollama_host() == "http://localhost:11434"
