<?php

use App\Enums\RoomStateChange;
use App\Events\RoomStateChanged;
use App\Jobs\RemoveAbsentPlayers;
use App\Models\Room;
use App\Models\User;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Event;
use Illuminate\Support\Facades\Schema;

test('the player table no longer stores an inactive status', function () {
    expect(Schema::hasColumn('players', 'inactive_at'))->toBeFalse();
});

test('migrations remove absent players and reconcile guest rooms', function () {
    Schema::table('players', function (Blueprint $table): void {
        $table->timestamp('inactive_at')->nullable();
    });

    $room = Room::create([
        'title' => 'Planning',
        'deck_config' => ['name' => 'Fibonacci', 'cards' => []],
    ]);
    $previouslyInactive = $room->players()->create([
        'name' => 'Inactive',
        'last_seen_at' => now(),
    ]);
    $absent = $room->players()->create([
        'name' => 'Nico',
        'last_seen_at' => now()->subHours(2),
    ]);
    $present = $room->players()->create([
        'name' => 'Anna',
        'last_seen_at' => now(),
    ]);
    $emptyGuestRoom = Room::create([
        'title' => 'Empty guest room',
        'deck_config' => ['name' => 'Fibonacci', 'cards' => []],
    ]);
    $owner = User::factory()->create();
    $emptyAccountRoom = Room::create([
        'owner_id' => $owner->id,
        'is_persistent' => true,
        'title' => 'Persistent account room',
        'deck_config' => ['name' => 'Fibonacci', 'cards' => []],
    ]);

    DB::table('players')->where('id', $previouslyInactive->id)->update(['inactive_at' => now()]);

    $migration = require database_path('migrations/2026_09_24_123048_remove_previously_inactive_players.php');
    $migration->up();
    $guestRoomMigration = require database_path('migrations/2026_09_24_125529_reconcile_guest_rooms_after_player_cleanup.php');
    $guestRoomMigration->up();

    $this->assertModelMissing($previouslyInactive);
    $this->assertModelMissing($absent);
    $this->assertModelExists($present);
    $this->assertSoftDeleted($emptyGuestRoom);
    $this->assertModelExists($emptyAccountRoom);
    expect($present->fresh()->is_moderator)->toBeTrue();
    expect(Schema::hasColumn('players', 'inactive_at'))->toBeFalse();
});

test('the timeout removes absent players and their votes but keeps recent players', function () {
    $room = Room::create([
        'title' => 'Planning',
        'current_round' => 1,
        'deck_config' => ['name' => 'Fibonacci', 'cards' => []],
    ]);
    $absentPlayer = $room->players()->create([
        'name' => 'Nico',
        'is_moderator' => true,
        'last_seen_at' => now()->subHour(),
    ]);
    $recentPlayer = $room->players()->create([
        'name' => 'Anna',
        'last_seen_at' => now()->subHour()->addSecond(),
    ]);
    $vote = $absentPlayer->votes()->create([
        'room_id' => $room->id,
        'round' => $room->current_round,
        'value' => '3',
    ]);
    $previousVersion = $room->fresh()->state_version;

    Event::fake([RoomStateChanged::class]);

    app()->call([new RemoveAbsentPlayers, 'handle']);
    app()->call([new RemoveAbsentPlayers, 'handle']);

    $this->assertModelMissing($absentPlayer);
    $this->assertModelMissing($vote);
    $this->assertModelExists($recentPlayer);
    expect($room->fresh()->state_version)->toBe($previousVersion + 1);
    expect($recentPlayer->fresh()->is_moderator)->toBeTrue();

    Event::assertDispatched(
        RoomStateChanged::class,
        fn (RoomStateChanged $event): bool => $event->change === RoomStateChange::PlayerKicked
            && $event->affectedPlayerId === $absentPlayer->id
            && collect($event->state['players'])->doesntContain('id', $absentPlayer->id)
            && collect($event->state['players'])->firstWhere('id', $recentPlayer->id)['is_moderator'] === true,
    );
    Event::assertDispatchedTimes(RoomStateChanged::class, 1);

    $this->post(route('room.code'), [
        'join_code' => $room->join_code,
        'player_name' => 'Nico',
    ])->assertRedirect(route('room.show', $room));

    expect($room->players()->where('name', 'Nico')->sole()->id)->not->toBe($absentPlayer->id);
});

test('the timeout deletes a guest room when its last player is removed', function () {
    $room = Room::create([
        'title' => 'Guest planning',
        'deck_config' => ['name' => 'Fibonacci', 'cards' => []],
    ]);
    $moderator = $room->players()->create([
        'name' => 'Nico',
        'is_moderator' => true,
        'last_seen_at' => now()->subHour(),
    ]);

    Event::fake([RoomStateChanged::class]);

    app()->call([new RemoveAbsentPlayers, 'handle']);
    app()->call([new RemoveAbsentPlayers, 'handle']);

    $this->assertModelMissing($moderator);
    $this->assertSoftDeleted($room);
    Event::assertDispatched(
        RoomStateChanged::class,
        fn (RoomStateChanged $event): bool => $event->roomId === $room->id
            && $event->change === RoomStateChange::RoomDeleted,
    );
    Event::assertDispatchedTimes(RoomStateChanged::class, 1);

    $this->post(route('room.code'), [
        'join_code' => $room->join_code,
        'player_name' => 'Nico',
    ])->assertSessionHasErrors('join_code');
});

test('the owner regains moderation when joining a persistent room after a timeout', function () {
    $owner = User::factory()->create();
    $room = Room::create([
        'owner_id' => $owner->id,
        'is_persistent' => true,
        'title' => 'Permanent planning',
        'deck_config' => ['name' => 'Fibonacci', 'cards' => []],
    ]);
    $oldModerator = $room->players()->create([
        'user_id' => $owner->id,
        'name' => 'Nico',
        'is_moderator' => true,
        'last_seen_at' => now()->subHour(),
    ]);
    $guest = $room->players()->create([
        'name' => 'Anna',
        'last_seen_at' => now(),
    ]);

    app()->call([new RemoveAbsentPlayers, 'handle']);

    $this->assertModelMissing($oldModerator);
    $this->assertModelExists($room);
    expect($guest->fresh()->is_moderator)->toBeFalse();

    $this->actingAs($owner)
        ->withSession(["room_players.{$room->id}" => $oldModerator->id])
        ->post(route('room.code'), [
            'join_code' => $room->join_code,
            'player_name' => 'Nico',
        ])
        ->assertRedirect(route('room.show', $room));

    $newModerator = $room->players()->where('user_id', $owner->id)->sole();

    expect($newModerator->id)->not->toBe($oldModerator->id)
        ->and($newModerator->is_moderator)->toBeTrue();
});