<?php

namespace Tests\Unit;

use App\Actions\Prompts\ListPrompts;
use PHPUnit\Framework\TestCase;

class ListPromptsTest extends TestCase
{
    public function test_constructor_defaults(): void
    {
        $query = new ListPrompts;

        $this->assertNull($query->search);
        $this->assertNull($query->tag);
        $this->assertFalse($query->favoritesOnly);
        $this->assertSame('created_at', $query->sort);
        $this->assertSame('desc', $query->direction);
    }

    public function test_constructor_accepts_custom_values(): void
    {
        $query = new ListPrompts(
            search: 'regex',
            tag: 'coding',
            favoritesOnly: true,
            sort: 'name',
            direction: 'asc',
        );

        $this->assertSame('regex', $query->search);
        $this->assertSame('coding', $query->tag);
        $this->assertTrue($query->favoritesOnly);
        $this->assertSame('name', $query->sort);
        $this->assertSame('asc', $query->direction);
    }

    public function test_normalized_sort_passes_whitelisted_columns(): void
    {
        foreach (ListPrompts::SORTABLE_COLUMNS as $column) {
            $this->assertSame($column, (new ListPrompts(sort: $column))->normalizedSort());
        }
    }

    public function test_normalized_sort_falls_back_to_created_at(): void
    {
        $this->assertSame(
            'created_at',
            (new ListPrompts(sort: 'name; DROP TABLE prompts'))->normalizedSort()
        );
        $this->assertSame('created_at', (new ListPrompts(sort: ''))->normalizedSort());
    }

    public function test_normalized_direction_passes_known_values(): void
    {
        $this->assertSame('asc', (new ListPrompts(direction: 'asc'))->normalizedDirection());
        $this->assertSame('desc', (new ListPrompts(direction: 'desc'))->normalizedDirection());
    }

    public function test_normalized_direction_defaults_depend_on_column(): void
    {
        $this->assertSame('asc', (new ListPrompts(sort: 'name', direction: 'sideways'))->normalizedDirection());
        $this->assertSame('desc', (new ListPrompts(sort: 'usage_count', direction: 'sideways'))->normalizedDirection());
        $this->assertSame(
            'desc',
            (new ListPrompts(sort: 'not-a-column', direction: 'sideways'))->normalizedDirection()
        );
    }
}