<?php

declare(strict_types=1);

namespace Tests\Feature\Artist;

use App\Models\Artist;
use App\Models\ArtistEngagement;
use App\Models\Event;
use App\Models\Genre;
use App\Models\Organisation;
use App\Models\Performance;
use App\Models\Scopes\OrganisationScope;
use App\Models\Stage;
use App\Models\StageDay;
use Database\Seeders\ArtistTimetableDevSeeder;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Tests\TestCase;

final class ArtistTimetableDevSeederTest extends TestCase
{
    use RefreshDatabase;

    public function test_organisation_pool_creates_125_artists_and_8_genres(): void
    {
        $org = Organisation::factory()->create();

        $pool = ArtistTimetableDevSeeder::seedOrganisationPool($org, 125);

        $this->assertSame(8, Genre::withoutGlobalScope(OrganisationScope::class)->count());
        $this->assertSame(125, Artist::withoutGlobalScope(OrganisationScope::class)->count());
        $this->assertCount(8, $pool['genres']);
        $this->assertCount(125, $pool['artists']);

        // Every artist belongs to the seeded organisation
        $this->assertSame(
            125,
            Artist::withoutGlobalScope(OrganisationScope::class)
                ->where('organisation_id', $org->id)
                ->count(),
        );
    }

    public function test_seed_for_festival_produces_stages_engagements_and_unscheduled(): void
    {
        $org = Organisation::factory()->create();
        $pool = ArtistTimetableDevSeeder::seedOrganisationPool($org, 125);

        /** @var Event $festival */
        $festival = Event::factory()->for($org)->festival()->create([
            'start_date' => '2026-07-10',
            'end_date' => '2026-07-12',
        ]);
        $vrijdag = Event::factory()->for($org)->subEvent($festival)->create([
            'start_date' => '2026-07-10',
            'end_date' => '2026-07-10',
        ]);
        $zaterdag = Event::factory()->for($org)->subEvent($festival)->create([
            'start_date' => '2026-07-11',
            'end_date' => '2026-07-11',
        ]);
        $zondag = Event::factory()->for($org)->subEvent($festival)->create([
            'start_date' => '2026-07-12',
            'end_date' => '2026-07-12',
        ]);

        $result = ArtistTimetableDevSeeder::seedForFestival(
            $org,
            $festival,
            [$vrijdag, $zaterdag, $zondag],
            $pool,
        );

        // 5 stages, each linked to all 3 sub-events via stage_days
        $this->assertSame(5, Stage::withoutGlobalScope(OrganisationScope::class)->count());
        $this->assertSame(15, StageDay::withoutGlobalScope(OrganisationScope::class)->count());

        // Engagement / performance counts (deterministic from the loop structure)
        $this->assertSame(45, $result['engagements']);
        $this->assertSame(12, $result['unscheduled']);
        $this->assertGreaterThanOrEqual(35, $result['performances']);

        // At least one parked performance for the wachtrij UI
        $this->assertGreaterThanOrEqual(
            1,
            Performance::withoutGlobalScope(OrganisationScope::class)->whereNull('stage_id')->count(),
        );

        // Unscheduled engagements really have no performances
        $unscheduledQuery = ArtistEngagement::withoutGlobalScope(OrganisationScope::class)
            ->doesntHave('performances');
        $this->assertSame(12, $unscheduledQuery->count());
    }

    public function test_seed_for_flat_event_creates_stages_and_mixed_engagements(): void
    {
        $org = Organisation::factory()->create();
        $pool = ArtistTimetableDevSeeder::seedOrganisationPool($org, 125);

        /** @var Event $event */
        $event = Event::factory()->for($org)->create([
            'event_type' => 'event',
            'start_date' => '2026-04-27',
            'end_date' => '2026-04-27',
        ]);

        $result = ArtistTimetableDevSeeder::seedForFlatEvent($org, $event, $pool, [
            'scheduled' => 6,
            'unscheduled' => 3,
            'pool_offset' => 0,
        ]);

        $this->assertSame(2, $result['stages']);
        $this->assertSame(9, $result['engagements']);
        $this->assertSame(3, $result['unscheduled']);
        $this->assertSame(6, $result['performances']);

        // Stage days for the flat event (1 day × 2 stages = 2 rows)
        $this->assertSame(
            2,
            StageDay::withoutGlobalScope(OrganisationScope::class)
                ->where('event_id', $event->id)
                ->count(),
        );
    }

    public function test_seed_for_series_creates_stages_with_stage_days_per_sub_event(): void
    {
        $org = Organisation::factory()->create();
        $pool = ArtistTimetableDevSeeder::seedOrganisationPool($org, 125);

        /** @var Event $parent */
        $parent = Event::factory()->for($org)->create([
            'event_type' => 'series',
            'start_date' => '2026-12-05',
            'end_date' => '2027-01-25',
        ]);
        $subs = [];
        foreach (['2026-12-06', '2026-12-20', '2027-01-04', '2027-01-25'] as $date) {
            $subs[] = Event::factory()->for($org)->subEvent($parent)->create([
                'start_date' => $date,
                'end_date' => $date,
            ]);
        }

        $result = ArtistTimetableDevSeeder::seedForSeries($org, $parent, $subs, $pool, [
            'per_week_scheduled' => 2,
            'per_week_unscheduled' => 1,
            'pool_offset' => 0,
        ]);

        // 2 stages × 4 sub-events = 8 stage_days
        $this->assertSame(2, $result['stages']);
        $this->assertSame(8, StageDay::withoutGlobalScope(OrganisationScope::class)->count());

        // 4 weeks × (2 scheduled + 1 unscheduled) = 12 engagements
        $this->assertSame(12, $result['engagements']);
        $this->assertSame(4, $result['unscheduled']);
        $this->assertSame(8, $result['performances']);
    }
}