Merge pull request #169 from IvarsSaudinis/main

Add latvian holidays

src/Countries/Latvia.php

@@ -0,0 +1,63 @@
+<?php
+
+namespace Spatie\Holidays\Countries;
+
+use Carbon\CarbonImmutable;
+
+class Latvia extends Country
+{
+    public function countryCode(): string
+    {
+        return 'lv';
+    }
+
+    protected function allHolidays(int $year): array
+    {
+        return array_merge([
+            'Jaunais gads' => '01-01',
+            'Darba svētki' => '05-01',
+            'Latvijas Republikas Neatkarības deklarācijas pasludināšanas diena' => '05-04',
+            'Līgo diena' => '06-23',
+            'Jāņu diena' => '06-24',
+            'Latvijas Republikas proklamēšanas diena' => '11-18',
+            'Ziemassvētku vakars' => '12-24',
+            'Pirmie Ziemassvētki' => '12-25',
+            'Otrie Ziemassvētki' => '12-26',
+            'Vecgada vakars' => '12-31',
+        ], $this->variableHolidays($year), $this->postponedHolidays($year));
+    }
+
+    /** @return array<string, CarbonImmutable> */
+    protected function variableHolidays(int $year): array
+    {
+        $easter = $this->easter($year);
+
+        return [
+            'Lielā Piektdiena' => $easter->subDays(2),
+            'Pirmās Lieldienas' => $easter,
+            'Otrās Lieldienas' => $easter->addDay(),
+        ];
+    }
+
+    /** @return array<string, string> */
+    protected function postponedHolidays(int $year): array
+    {
+        // If the holidays - May 4 and November 18 - fall on a Saturday or Sunday,
+        // the next working day is designated as a holiday.
+        $holidays = [];
+
+        $date = new CarbonImmutable();
+
+        $date = $date->setDate($year, 5, 4);
+        if($date->isWeekend()) {
+            $holidays['Pārceltā 4. maija brīvdiena'] = $date->nextWeekday()->format('m-d');
+        }
+
+        $date = $date->setDate($year, 11, 18);
+        if($date->isWeekend()) {
+            $holidays['Pārceltā 18. novembra brīvdiena'] = $date->nextWeekday()->format('m-d');
+        }
+
+        return $holidays;
+    }
+}

tests/.pest/snapshots/Countries/LatviaTest/it_can_calculate_latvian_holidays.snap

@@ -0,0 +1,58 @@
+[
+    {
+        "name": "Jaunais gads",
+        "date": "2024-01-01"
+    },
+    {
+        "name": "Liel\u0101 Piektdiena",
+        "date": "2024-03-29"
+    },
+    {
+        "name": "Pirm\u0101s Lieldienas",
+        "date": "2024-03-31"
+    },
+    {
+        "name": "Otr\u0101s Lieldienas",
+        "date": "2024-04-01"
+    },
+    {
+        "name": "Darba sv\u0113tki",
+        "date": "2024-05-01"
+    },
+    {
+        "name": "Latvijas Republikas Neatkar\u012bbas deklar\u0101cijas pasludin\u0101\u0161anas diena",
+        "date": "2024-05-04"
+    },
+    {
+        "name": "P\u0101rcelt\u0101 4. maija br\u012bvdiena",
+        "date": "2024-05-06"
+    },
+    {
+        "name": "L\u012bgo diena",
+        "date": "2024-06-23"
+    },
+    {
+        "name": "J\u0101\u0146u diena",
+        "date": "2024-06-24"
+    },
+    {
+        "name": "Latvijas Republikas proklam\u0113\u0161anas diena",
+        "date": "2024-11-18"
+    },
+    {
+        "name": "Ziemassv\u0113tku vakars",
+        "date": "2024-12-24"
+    },
+    {
+        "name": "Pirmie Ziemassv\u0113tki",
+        "date": "2024-12-25"
+    },
+    {
+        "name": "Otrie Ziemassv\u0113tki",
+        "date": "2024-12-26"
+    },
+    {
+        "name": "Vecgada vakars",
+        "date": "2024-12-31"
+    }
+]

tests/Countries/LatviaTest.php

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+<?php
+
+namespace Spatie\Holidays\Tests\Countries;
+
+use Carbon\CarbonImmutable;
+use Spatie\Holidays\Holidays;
+
+it('can calculate latvian holidays', function () {
+    CarbonImmutable::setTestNowAndTimezone('2024-01-01', 'Europe/Riga');
+
+    $holidays = Holidays::for(country: 'lv')->get();
+
+    expect($holidays)
+        ->toBeArray()
+        ->not()->toBeEmpty();
+
+    expect(formatDates($holidays))->toMatchSnapshot();
+});