import unittest
from datetime import date

from kosmorrolib.data import AsterEphemerides, Planet, MoonPhase, Event
from kosmorrolib.dumper import JsonDumper, TextDumper
from kosmorrolib.core import get_timescale


class DumperTestCase(unittest.TestCase):
    def setUp(self) -> None:
        self.maxDiff = None

    def test_json_dumper_returns_correct_json(self):
        data = self._get_data()
        self.assertEqual('{\n'
                         '    "moon_phase": {\n'
                         '        "next_phase_date": "2019-10-21T00:00:00Z",\n'
                         '        "phase": "FULL_MOON",\n'
                         '        "date": "2019-10-14T00:00:00Z"\n'
                         '    },\n'
                         '    "events": [\n'
                         '        {\n'
                         '            "event_type": "OPPOSITION",\n'
                         '            "objects": [\n'
                         '                "Mars"\n'
                         '            ],\n'
                         '            "start_time": "2018-07-27T05:12:00Z",\n'
                         '            "end_time": null\n'
                         '        }\n'
                         '    ],\n'
                         '    "ephemerides": [\n'
                         '        {\n'
                         '            "object": "Mars",\n'
                         '            "details": {\n'
                         '                "rise_time": null,\n'
                         '                "culmination_time": null,\n'
                         '                "set_time": null\n'
                         '            }\n'
                         '        }\n'
                         '    ]\n'
                         '}', JsonDumper(data,
                                         [Event('OPPOSITION', [Planet('Mars', 'MARS')],
                                                get_timescale().utc(2018, 7, 27, 5, 12))]
                                         ).to_string())

    def test_text_dumper_without_events(self):
        ephemerides = self._get_data()
        self.assertEqual('Monday October 14, 2019\n\n'
                         'Object     Rise time    Culmination time    Set time\n'
                         '--------  -----------  ------------------  ----------\n'
                         'Mars           -               -               -\n\n'
                         'Moon phase: Full Moon\n'
                         'Last Quarter on Mon Oct 21, 2019 00:00\n\n'
                         'Note: All the hours are given in UTC.',
                         TextDumper(ephemerides, [], date=date(2019, 10, 14)).to_string())

    def test_text_dumper_with_events(self):
        ephemerides = self._get_data()
        self.assertEqual('Monday October 14, 2019\n\n'
                         'Object     Rise time    Culmination time    Set time\n'
                         '--------  -----------  ------------------  ----------\n'
                         'Mars           -               -               -\n\n'
                         'Moon phase: Full Moon\n'
                         'Last Quarter on Mon Oct 21, 2019 00:00\n\n'
                         'Expected events:\n\n'
                         '05:12  Mars is in opposition\n\n'
                         'Note: All the hours are given in UTC.',
                         TextDumper(ephemerides, [Event('OPPOSITION',
                                                        [Planet('Mars', 'MARS')],
                                                        get_timescale().utc(2018, 7, 27, 5, 12))
                                                  ], date=date(2019, 10, 14)).to_string())

    def test_text_dumper_without_ephemerides_and_with_events(self):
        ephemerides = self._get_data(False)
        self.assertEqual('Monday October 14, 2019\n\n'
                         'Moon phase: Full Moon\n'
                         'Last Quarter on Mon Oct 21, 2019 00:00\n\n'
                         'Expected events:\n\n'
                         '05:12  Mars is in opposition\n\n'
                         'Note: All the hours are given in UTC.',
                         TextDumper(ephemerides, [Event('OPPOSITION',
                                                        [Planet('Mars', 'MARS')],
                                                        get_timescale().utc(2018, 7, 27, 5, 12))
                                                  ], date=date(2019, 10, 14)).to_string())

    @staticmethod
    def _get_data(has_ephemerides: bool = True):
        return {
            'moon_phase': MoonPhase('FULL_MOON', get_timescale().utc(2019, 10, 14), get_timescale().utc(2019, 10, 21)),
            'details': [Planet('Mars', 'MARS', AsterEphemerides(None, None, None))] if has_ephemerides else []
        }


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