<?php

use App\Http\Controllers\ForumController;
use App\Models\Forum;
use App\Models\Post;
use App\Models\Role;
use App\Models\Thread;
use App\Models\User;

it('parseIriId handles null and numeric', function (): void {
    $controller = new ForumController();
    $ref = new ReflectionMethod($controller, 'parseIriId');
    $ref->setAccessible(true);

    expect($ref->invoke($controller, null))->toBeNull();
    expect($ref->invoke($controller, '/forums/12'))->toBe(12);
    expect($ref->invoke($controller, '7'))->toBe(7);
    expect($ref->invoke($controller, 'abc'))->toBeNull();
});

it('loadLastPostsByForum returns empty for no ids', function (): void {
    $controller = new ForumController();
    $ref = new ReflectionMethod($controller, 'loadLastPostsByForum');
    $ref->setAccessible(true);

    expect($ref->invoke($controller, []))->toBe([]);
});

it('resolveGroupColor returns null for missing roles', function (): void {
    $controller = new ForumController();
    $user = User::factory()->create();
    $user->setRelation('roles', null);

    $ref = new ReflectionMethod($controller, 'resolveGroupColor');
    $ref->setAccessible(true);

    expect($ref->invoke($controller, null))->toBeNull();
    expect($ref->invoke($controller, $user))->toBeNull();
});

it('resolveGroupColor returns first sorted role color', function (): void {
    $controller = new ForumController();
    $user = User::factory()->create();
    $roleB = Role::create(['name' => 'ROLE_B', 'color' => '#bbbbbb']);
    $roleA = Role::create(['name' => 'ROLE_A', 'color' => '#aaaaaa']);
    $user->roles()->attach([$roleB->id, $roleA->id]);
    $user->load('roles');

    $ref = new ReflectionMethod($controller, 'resolveGroupColor');
    $ref->setAccessible(true);

    expect($ref->invoke($controller, $user))->toBe('#aaaaaa');
});

it('resolveGroupColor returns null when roles have no colors', function (): void {
    $controller = new ForumController();
    $user = User::factory()->create();
    $role = Role::create(['name' => 'ROLE_EMPTY', 'color' => null]);
    $user->roles()->attach($role);
    $user->load('roles');

    $ref = new ReflectionMethod($controller, 'resolveGroupColor');
    $ref->setAccessible(true);

    expect($ref->invoke($controller, $user))->toBeNull();
});

it('loadLastPostsByForum returns latest post per forum', function (): void {
    $controller = new ForumController();
    $ref = new ReflectionMethod($controller, 'loadLastPostsByForum');
    $ref->setAccessible(true);

    $category = Forum::create([
        'name' => 'Category U',
        'description' => null,
        'type' => 'category',
        'parent_id' => null,
        'position' => 1,
    ]);
    $forum = Forum::create([
        'name' => 'Forum U',
        'description' => null,
        'type' => 'forum',
        'parent_id' => $category->id,
        'position' => 1,
    ]);
    $thread = Thread::create([
        'forum_id' => $forum->id,
        'user_id' => null,
        'title' => 'Thread',
        'body' => 'Body',
    ]);
    $older = Post::create([
        'thread_id' => $thread->id,
        'user_id' => null,
        'body' => 'Old',
    ]);
    $newer = Post::create([
        'thread_id' => $thread->id,
        'user_id' => null,
        'body' => 'New',
    ]);
    Post::whereKey($older->id)->update([
        'created_at' => now()->subDay(),
        'updated_at' => now()->subDay(),
    ]);
    Post::whereKey($newer->id)->update([
        'created_at' => now()->addSeconds(10),
        'updated_at' => now()->addSeconds(10),
    ]);

    $result = $ref->invoke($controller, [$forum->id]);
    expect($result[$forum->id]->id)->toBe($newer->id);
});