"""Tests for site-idea email helper."""

from __future__ import annotations

from stork.mail import mailto_url, send_idea_email, smtp_configured


def test_mailto_fallback_when_smtp_unset(monkeypatch) -> None:
    monkeypatch.delenv("STORK_SMTP_HOST", raising=False)
    monkeypatch.delenv("STORK_SMTP_USER", raising=False)
    monkeypatch.delenv("STORK_SMTP_PASSWORD", raising=False)
    monkeypatch.setenv("STORK_IDEAS_TO", "idobkin@gmail.com")
    assert smtp_configured() is False
    result = send_idea_email(idea="Add dark stickers", from_name="Ira", board_id="b_x")
    assert result["sent"] is False
    assert result["via"] == "mailto"
    assert "mailto:idobkin@gmail.com" in str(result["mailto"])
    assert "Add%20dark%20stickers" in str(result["mailto"]) or "dark" in str(result["mailto"])


def test_smtp_send(monkeypatch) -> None:
    monkeypatch.setenv("STORK_SMTP_HOST", "mail.levkine.ca")
    monkeypatch.setenv("STORK_SMTP_PORT", "587")
    monkeypatch.setenv("STORK_SMTP_USER", "alerts@levkine.ca")
    monkeypatch.setenv("STORK_SMTP_PASSWORD", "secret")
    monkeypatch.setenv("STORK_IDEAS_TO", "idobkin@gmail.com")

    class FakeSMTP:
        def __init__(self, *args, **kwargs) -> None:
            self.sent = None

        def __enter__(self):
            return self

        def __exit__(self, *args) -> None:
            return None

        def ehlo(self) -> None:
            return None

        def starttls(self, context=None) -> None:
            return None

        def login(self, user, password) -> None:
            assert user == "alerts@levkine.ca"
            assert password == "secret"

        def send_message(self, msg) -> None:
            self.sent = msg

    monkeypatch.setattr("stork.mail.smtplib.SMTP", FakeSMTP)
    result = send_idea_email(idea="Bigger help dialog", from_name="Ilia", board_url="https://stork.levkin.ca/b/x")
    assert result["sent"] is True
    assert result["via"] == "smtp"


def test_mailto_url_encodes() -> None:
    url = mailto_url(subject="Hi", body="Line one\nLine two", to="ilia@levkine.ca")
    assert url.startswith("mailto:ilia@levkine.ca?")
    assert "subject=Hi" in url