#!/usr/bin/env python3
#
# Copyright (C) 2026 Danilo M. <danix@danix.xyz>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
"""Self-checks for mailrules.py, the shared tagging-rule store.

The risk in this file is the format, not the notmuch calls: a rule that
silently loses a field on save, or one that sorts into the wrong stage,
mis-tags real mail on the next sync and does it quietly.

Run: ./test_mailrules.py
"""

import json
import tempfile
from pathlib import Path

import mailrules


def write_rules(tmp, payload):
    path = Path(tmp) / "rules.json"
    path.write_text(json.dumps(payload))
    return path


def test_loads_a_rule():
    with tempfile.TemporaryDirectory() as tmp:
        path = write_rules(tmp, {
            "version": 1,
            "rules": [
                {
                    "id": "notify-forge",
                    "stage": 50,
                    "enabled": True,
                    "add": ["notify/forge"],
                    "remove": [],
                    "query": "from:notifications@example.com",
                    "note": "All repositories, not one project.",
                }
            ],
        })
        store = mailrules.load(path)
        assert store.warnings == [], store.warnings
        assert len(store.rules) == 1
        rule = store.rules[0]
        assert rule.id == "notify-forge"
        assert rule.stage == 50
        assert rule.enabled is True
        assert rule.add == ["notify/forge"]
        assert rule.remove == []
        assert rule.query == "from:notifications@example.com"
        assert rule.note == "All repositories, not one project."


def test_defaults_are_applied():
    """stage, enabled, remove and note are all optional in the file."""
    with tempfile.TemporaryDirectory() as tmp:
        path = write_rules(tmp, {
            "version": 1,
            "rules": [{"id": "minimal", "add": ["x"],
                       "query": "from:someone@example.com"}],
        })
        store = mailrules.load(path)
        assert store.warnings == [], store.warnings
        rule = store.rules[0]
        assert rule.stage == 50
        assert rule.enabled is True
        assert rule.remove == []
        assert rule.note == ""


def run_all():
    for name, fn in sorted(globals().items()):
        if name.startswith("test_") and callable(fn):
            fn()
            print(f"ok  {name}")


if __name__ == "__main__":
    run_all()
    print("\nall passed")