<?php

use PHPUnit\Framework\Attributes\DataProvider;

final class RecurringOrderTest extends LegacyTestCase
{
    #[DataProvider('schedules')]
    public function testNextOrderDate(array $date, int $rhythm, string $weekdays, array $holidays, array $expected): void
    {
        $GLOBALS['ph'] = $holidays;
        $actual = getNextOrderDate(...[...$date, $rhythm, $weekdays, false, 2028, 12, 31]);
        self::assertSame($expected, array_map('intval', $actual));
        self::assertTrue(checkdate((int)$actual[1], (int)$actual[2], (int)$actual[0]));
    }

    public static function schedules(): array
    {
        return [
            'weekdays skip weekend' => [[2026, 10, 23], 1, '1111100', [], [2026, 10, 26]],
            'weekdays skip configured holiday' => [[2026, 10, 23], 1, '1111100', [[2026, 10, 26]], [2026, 10, 27]],
            'Saturday enabled' => [[2026, 10, 23], 2, '1111110', [], [2026, 10, 24]],
            'daily includes Sunday' => [[2026, 10, 24], 3, '1111111', [], [2026, 10, 25]],
            'daily excludes configured holiday' => [[2026, 10, 24], 3, '1111111', [[2026, 10, 25]], [2026, 10, 26]],
            'individual weekday mask' => [[2026, 10, 26], 1, '0010000', [], [2026, 10, 28]],
            'weekly' => [[2026, 10, 26], 4, '', [], [2026, 11, 2]],
            'weekly holiday moves forward' => [[2026, 10, 26], 4, '', [[2026, 11, 2], [2026, 11, 3]], [2026, 11, 4]],
            'fortnightly' => [[2026, 10, 26], 5, '', [], [2026, 11, 9]],
            'monthly clips short month' => [[2026, 1, 31], 6, '', [], [2026, 2, 28]],
            'monthly clips leap month' => [[2024, 1, 31], 6, '', [], [2024, 2, 29]],
            'monthly holiday moves forward' => [[2026, 1, 31], 6, '', [[2026, 2, 28]], [2026, 3, 1]],
            'monthly year rollover' => [[2026, 12, 15], 6, '', [], [2027, 1, 15]],
            'month end' => [[2026, 4, 12], 7, '', [], [2026, 5, 31]],
            'month end holiday moves backward' => [[2026, 4, 12], 7, '', [[2026, 5, 31]], [2026, 5, 30]],
            'half month from fifteenth' => [[2026, 4, 15], 8, '', [], [2026, 4, 30]],
            'half month from month end' => [[2026, 4, 30], 8, '', [], [2026, 5, 15]],
            'half month holiday moves backward' => [[2026, 4, 30], 8, '', [[2026, 5, 15]], [2026, 5, 14]],
            'holiday only' => [[2026, 12, 23], 9, '0000000', [[2026, 12, 25]], [2026, 12, 25]],
            'holiday or weekday: weekday sooner' => [[2026, 12, 23], 9, '1111100', [[2026, 12, 25]], [2026, 12, 24]],
            'holiday or weekday: holiday sooner' => [[2026, 12, 23], 9, '0000001', [[2026, 12, 25]], [2026, 12, 25]],
            'sixteenth from first' => [[2026, 4, 1], 10, '', [], [2026, 4, 16]],
            'first from sixteenth' => [[2026, 4, 16], 10, '', [], [2026, 5, 1]],
            'first holiday moves forward' => [[2026, 4, 16], 10, '', [[2026, 5, 1]], [2026, 5, 2]],
            'four weeks over new year' => [[2026, 12, 15], 11, '', [], [2027, 1, 12]],
            'four weeks holiday moves forward' => [[2026, 12, 15], 11, '', [[2027, 1, 12]], [2027, 1, 13]],
            'DST spring keeps calendar day' => [[2026, 3, 28], 3, '1111111', [], [2026, 3, 29]],
            'DST autumn keeps calendar day' => [[2026, 10, 24], 3, '1111111', [], [2026, 10, 25]],
        ];
    }

    public function testHolidayLookupUsesExactDateFromConfiguredList(): void
    {
        $GLOBALS['ph'] = [[2026, 12, 25], [2026, 12, 26]];
        self::assertTrue(isPublicHoliday(2026, 12, 25));
        self::assertFalse(isPublicHoliday(2025, 12, 25));
        self::assertFalse(isPublicHoliday(2026, 11, 25));
        self::assertFalse(isPublicHoliday(2026, 12, 24));
    }
}