from __future__ import annotations

import json
import unittest
from unittest.mock import Mock, patch

from app.services.runtime_settings_service import update_runtime_settings


class RuntimeSettingsServiceTests(unittest.TestCase):
    @patch("app.services.runtime_settings_service.get_redis")
    @patch("app.services.runtime_settings_service.write_runtime_json")
    @patch("app.services.runtime_settings_service.get_runtime_settings")
    def test_update_runtime_settings_publishes_runtime_settings_refresh(
        self,
        mock_get_runtime_settings,
        mock_write_runtime_json,
        mock_get_redis,
    ) -> None:
        redis_client = Mock()
        mock_get_redis.return_value = redis_client
        mock_get_runtime_settings.return_value = {
            "worker_mode": "linux-systemd",
            "worker_service_name": "domaincheck-worker",
            "api_service_name": "domaincheck-api",
            "sync_agent_service_name": "domaincheck-sync-agent",
            "worker_log_sync_enabled": False,
            "worker_log_sync_mode": "key",
            "control_node_autoresume_enabled": False,
            "claim_recent_jobs_first": False,
            "claim_recent_jobs_limit": 8,
            "claim_recent_jobs_window_hours": 24,
            "claim_batch_floor": 0,
            "claim_batch_ceil": 0,
            "submit_backlog_floor": 0,
            "submit_backlog_ceil": 0,
            "dispatch_cap_multiplier": 1,
            "pending_buffer_cap_multiplier": 1,
        }

        updated = update_runtime_settings(
            {
                "worker_log_sync_enabled": True,
                "worker_log_sync_mode": "full",
                "control_node_autoresume_enabled": True,
                "claim_recent_jobs_first": True,
                "claim_recent_jobs_limit": 6,
                "claim_recent_jobs_window_hours": 72,
                "claim_batch_floor": 200,
                "claim_batch_ceil": 800,
                "submit_backlog_floor": 500,
                "submit_backlog_ceil": 1500,
                "dispatch_cap_multiplier": 2,
                "pending_buffer_cap_multiplier": 2,
            }
        )

        mock_write_runtime_json.assert_called_once_with("runtime_settings.json", updated)
        redis_client.set.assert_called_once()
        redis_key, serialized = redis_client.set.call_args.args
        self.assertEqual("domain_tool:runtime_settings", redis_key)
        self.assertEqual(updated, json.loads(serialized))
        self.assertTrue(updated["control_node_autoresume_enabled"])
        self.assertTrue(updated["claim_recent_jobs_first"])
        self.assertEqual(6, updated["claim_recent_jobs_limit"])
        self.assertEqual(72, updated["claim_recent_jobs_window_hours"])
        self.assertEqual(200, updated["claim_batch_floor"])
        self.assertEqual(800, updated["claim_batch_ceil"])
        self.assertEqual(500, updated["submit_backlog_floor"])
        self.assertEqual(1500, updated["submit_backlog_ceil"])
        self.assertEqual(2, updated["dispatch_cap_multiplier"])
        self.assertEqual(2, updated["pending_buffer_cap_multiplier"])
        redis_client.publish.assert_called_once_with("domain_tool:config_update", "runtime_settings")


if __name__ == "__main__":
    unittest.main()