<?php

namespace Tests\Unit\Event;

use App\Domains\Event\Enums\EventDateChangeType;
use App\Domains\Event\Models\EventDate;
use App\Domains\Event\Models\EventDateChange;
use App\Domains\Event\Services\EventDateInfoFormatter;
use Illuminate\Support\Carbon;
use Tests\TestCase;

class EventDateInfoFormatterTest extends TestCase
{
    public function test_it_returns_null_for_a_date_without_changes(): void
    {
        $date = new EventDate;
        $date->id = 10;

        $this->assertNull((new EventDateInfoFormatter)->format($date, collect()));
    }

    public function test_it_formats_cancellation_and_source_dates_for_a_reschedule_destination(): void
    {
        $date = new EventDate;
        $date->id = 20;
        $date->suspended_at = Carbon::parse('2026-09-15');

        $changes = collect([
            $this->reschedule(1, 20, '2026-10-09'),
            $this->reschedule(2, 20, '2026-10-10'),
        ]);

        $this->assertSame(
            'Esta fecha fue cancelada. 09/10/2026 y 10/10/2026 se reprogramaron para este día.',
            (new EventDateInfoFormatter)->format($date, $changes),
        );
    }

    public function test_it_includes_sources_that_reach_the_destination_through_intermediate_dates(): void
    {
        $date = new EventDate;
        $date->id = 30;

        $changes = collect([
            $this->reschedule(13, 24, '2026-10-13'),
            $this->reschedule(22, 24, '2026-10-22'),
            $this->reschedule(24, 30, '2026-10-24'),
            $this->reschedule(29, 30, '2026-10-29'),
            $this->reschedule(10, 11, '2026-10-10'),
        ]);

        $this->assertSame(
            '13/10/2026, 22/10/2026, 24/10/2026 y 29/10/2026 se reprogramaron para este día.',
            (new EventDateInfoFormatter)->format($date, $changes),
        );
    }

    private function reschedule(int $sourceId, int $destinationId, string $previousDate): EventDateChange
    {
        $change = new EventDateChange;
        $change->setRawAttributes([
            'change_type' => EventDateChangeType::Rescheduled->value,
            'source_event_date_id' => $sourceId,
            'destination_event_date_id' => $destinationId,
            'previous_date' => $previousDate,
        ]);

        return $change;
    }
}