<?php

use App\Enums\RoomStateChange;
use App\Events\RoomStateChanged;
use App\Jobs\RemoveAbsentPlayers;
use App\Models\Room;
use App\Models\User;
use Illuminate\Support\Facades\Event;
use Inertia\Testing\AssertableInertia as Assert;

function createEmbeddedRoom(array $attributes = []): Room
{
    return Room::create([
        'title' => 'Fillibri Planning',
        'deck_config' => [
            'name' => 'Fibonacci',
            'cards' => [
                ['key' => '3', 'label' => '3'],
                ['key' => '5', 'label' => '5'],
            ],
        ],
        ...$attributes,
    ]);
}

test('a guest automatically joins the embedded room', function () {
    $room = createEmbeddedRoom();
    $response = $this->get(route('embedded.room', [
        'join_code' => strtolower($room->join_code),
        'player_name' => ' Nico ',
    ]))
        ->assertOk()
        ->assertInertia(fn (Assert $page) => $page
            ->component('embedded/Room')
            ->where('room.id', $room->id)
            ->where('currentPlayer.name', 'Nico'));

    $player = $room->players()->sole();

    expect($player->user_id)->toBeNull()
        ->and($player->is_moderator)->toBeTrue();

    $response->assertSessionHas("room_players.{$room->id}", $player->id);
});

test('embedded guest access reuses the session player and applies a changed display name', function () {
    $room = createEmbeddedRoom();
    $player = $room->players()->create([
        'name' => 'Old name',
    ]);

    $this->withSession(["room_players.{$room->id}" => $player->id])
        ->get(route('embedded.room', [
            'join_code' => $room->join_code,
            'player_name' => 'New name',
        ]))
        ->assertOk();

    expect($room->players()->count())->toBe(1)
        ->and($player->fresh()->name)->toBe('New name');
});

test('an authenticated user automatically joins the embedded room', function () {
    $user = User::factory()->create();
    $room = createEmbeddedRoom(['allow_participants_to_manage_rounds' => true]);

    $this->actingAs($user)
        ->get(route('embedded.room', [
            'join_code' => strtolower($room->join_code),
            'player_name' => ' Nico ',
        ]))
        ->assertOk()
        ->assertInertia(fn (Assert $page) => $page
            ->component('embedded/Room')
            ->where('room.id', $room->id)
            ->where('room.allow_participants_to_manage_rounds', true)
            ->where('currentPlayer.name', 'Nico'))
        ->assertSessionHas("room_players.{$room->id}");

    $this->assertDatabaseHas('players', [
        'room_id' => $room->id,
        'user_id' => $user->id,
        'name' => 'Nico',
        'is_moderator' => true,
    ]);
});

test('a persistent room owner regains moderation through the embedded room', function () {
    $owner = User::factory()->create();
    $room = createEmbeddedRoom([
        'owner_id' => $owner->id,
        'is_persistent' => true,
    ]);
    $oldModerator = $room->players()->create([
        'user_id' => $owner->id,
        'name' => 'Nico',
        'is_moderator' => true,
        'last_seen_at' => now()->subHour(),
    ]);

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

    $this->actingAs($owner)
        ->withSession(["room_players.{$room->id}" => $oldModerator->id])
        ->get(route('embedded.room', [
            'join_code' => $room->join_code,
            'player_name' => 'Nico',
        ]))
        ->assertOk()
        ->assertInertia(fn (Assert $page) => $page
            ->where('currentPlayer.is_moderator', true));

    expect($room->players()->where('user_id', $owner->id)->sole()->id)->not->toBe($oldModerator->id);
});

test('a persistent room owner does not take over another account session when becoming moderator', function () {
    $owner = User::factory()->create();
    $otherUser = User::factory()->create();
    $room = createEmbeddedRoom([
        'owner_id' => $owner->id,
        'is_persistent' => true,
    ]);
    $otherPlayer = $room->players()->create([
        'user_id' => $otherUser->id,
        'name' => 'Anna',
    ]);

    $this->actingAs($owner)
        ->withSession(["room_players.{$room->id}" => $otherPlayer->id])
        ->get(route('embedded.room', [
            'join_code' => $room->join_code,
            'player_name' => 'Nico',
        ]))
        ->assertOk()
        ->assertInertia(fn (Assert $page) => $page
            ->where('currentPlayer.is_moderator', true));

    expect($otherPlayer->fresh()->is_moderator)->toBeFalse()
        ->and($room->players()->where('user_id', $owner->id)->sole()->is_moderator)->toBeTrue();
});

test('embedded access reuses the user player and applies a changed display name', function () {
    $user = User::factory()->create();
    $room = createEmbeddedRoom();
    $player = $room->players()->create([
        'user_id' => $user->id,
        'name' => 'Old name',
    ]);

    $this->actingAs($user)
        ->get(route('embedded.room', [
            'join_code' => $room->join_code,
            'player_name' => 'New name',
        ]))
        ->assertOk();

    expect($room->players()->count())->toBe(1)
        ->and($player->fresh()->name)->toBe('New name');
});

test('an embedded guest keeps the same player after logging in separately', function () {
    $user = User::factory()->create([
        'email' => 'nico@example.com',
    ]);
    $room = createEmbeddedRoom();
    $url = route('embedded.room', [
        'join_code' => $room->join_code,
        'player_name' => 'Nico',
    ]);

    $this->get($url)->assertOk();

    $player = $room->players()->sole();

    $this->post(route('login.store'), [
        'email' => 'nico@example.com',
        'password' => 'password',
    ])->assertRedirect();

    $this->get($url)->assertOk();

    expect($room->players()->count())->toBe(1)
        ->and($player->fresh()->user_id)->toBe($user->id);
});

test('embedded guest access shows a dedicated error when the display name is taken', function () {
    $user = User::factory()->create([
        'email' => 'nico@example.com',
    ]);
    $room = createEmbeddedRoom();
    $room->players()->create([
        'user_id' => $user->id,
        'name' => 'Nico',
    ]);
    $url = route('embedded.room', [
        'join_code' => $room->join_code,
        'player_name' => 'Nico',
    ]);

    $this->get($url)
        ->assertUnprocessable()
        ->assertInertia(fn (Assert $page) => $page
            ->component('embedded/Error')
            ->where('message', 'Dieser Anzeigename ist in dem Raum bereits vorhanden.')
            ->where('showLoginAction', true))
        ->assertSessionHas('url.intended', $url);

    $this->post(route('login.store'), [
        'email' => 'nico@example.com',
        'password' => 'password',
    ])->assertRedirect($url);

    $this->get($url)
        ->assertOk()
        ->assertInertia(fn (Assert $page) => $page
            ->component('embedded/Room')
            ->where('currentPlayer.name', 'Nico'));
});

test('a new account instance takes over the embedded player and kicks the previous instance', function () {
    Event::fake([RoomStateChanged::class]);
    $user = User::factory()->create();
    $room = createEmbeddedRoom();
    $player = $room->players()->create([
        'user_id' => $user->id,
        'name' => 'Nico',
        'active_instance_id' => '019b8f80-37c4-71a3-b415-5f2697332c16',
    ]);
    $url = route('embedded.room', [
        'join_code' => $room->join_code,
        'player_name' => 'Nico',
    ]);

    $this->actingAs($user)
        ->withSession([
            'room_player_instance_id' => '019b8f80-37c4-71a3-b415-5f2697332c17',
        ])
        ->get($url)
        ->assertOk()
        ->assertInertia(fn (Assert $page) => $page
            ->where('currentPlayer.id', $player->id)
            ->where('currentPlayer.instance_id', '019b8f80-37c4-71a3-b415-5f2697332c17'));

    expect($player->fresh()->active_instance_id)
        ->toBe('019b8f80-37c4-71a3-b415-5f2697332c17');

    Event::assertDispatched(
        RoomStateChanged::class,
        fn (RoomStateChanged $event): bool => $event->change === RoomStateChange::PlayerInstanceReplaced
            && $event->affectedPlayerId === $player->id
            && $event->affectedInstanceId === '019b8f80-37c4-71a3-b415-5f2697332c16',
    );

    $this->withSession([
        "room_players.{$room->id}" => $player->id,
        'room_player_instance_id' => '019b8f80-37c4-71a3-b415-5f2697332c16',
    ])
        ->post(route('room.vote.store', $room), ['value' => '5'])
        ->assertRedirect(route('room.join', ['join_code' => $room->join_code]));

    $this->assertDatabaseCount('votes', 0);
});

test('embedded access shows a dedicated error for an unknown room code', function () {
    $this->get(route('embedded.room', [
        'join_code' => 'ABC234',
        'player_name' => 'Nico',
    ]))
        ->assertUnprocessable()
        ->assertInertia(fn (Assert $page) => $page
            ->component('embedded/Error')
            ->where('message', 'Dieser Raumcode existiert nicht.')
            ->where('showLoginAction', false));
});

test('embedded logout returns to the same room as a guest without duplicating the player', function () {
    $user = User::factory()->create();
    $room = createEmbeddedRoom();
    $url = route('embedded.room', [
        'join_code' => $room->join_code,
        'player_name' => 'Nico',
    ]);

    $this->actingAs($user)->get($url)->assertOk();

    $player = $room->players()->sole();

    $this
        ->followingRedirects()
        ->post(route('embedded.logout', [
            'join_code' => $room->join_code,
            'player_name' => 'Nico',
        ]))
        ->assertOk()
        ->assertInertia(fn (Assert $page) => $page
            ->component('embedded/Room')
            ->where('currentPlayer.id', $player->id));

    $this->assertGuest()
        ->assertDatabaseCount('players', 1);
});