<?php

use Illuminate\Support\Facades\File;
use Illuminate\Support\Str;

const SKILL_PATH = __DIR__.'/../../resources/boost/skills/livewire-material-development/SKILL.md';

it('gives the skill the frontmatter Boost requires', function () {
    $skill = File::get(SKILL_PATH);

    expect($skill)
        ->toStartWith("---\n")
        ->toContain("\nname: livewire-material-development\n")
        ->toMatch('/\ndescription: \S.+\n/');
});

it('names every component in the skill', function () {
    $skill = File::get(SKILL_PATH);

    $undocumented = collect(File::allFiles(__DIR__.'/../../resources/views/components'))
        ->filter(fn (SplFileInfo $file): bool => str_ends_with($file->getFilename(), '.blade.php'))
        ->map(fn (SplFileInfo $file): string => Str::of($file->getRelativePathname())
            ->beforeLast('.blade.php')
            ->replace(DIRECTORY_SEPARATOR, '.')
            ->toString())
        ->reject(fn (string $component): bool => str_contains($skill, "<x-{$component}"))
        ->values();

    expect($undocumented)->toBeEmpty();
});

const GUIDELINE_PATH = __DIR__.'/../../resources/boost/guidelines/material-3.blade.php';
const DESIGN_SKILL_PATH = __DIR__.'/../../resources/boost/skills/material-3-design/SKILL.md';

it('keeps the Material 3 guideline short, verbatim and always on', function () {
    $guideline = File::get(GUIDELINE_PATH);

    expect($guideline)
        ->toStartWith("@verbatim\n")
        ->toContain("\n@endverbatim")
        ->toContain("\n## Material 3\n");

    // Boost inlines every guideline into every session, so this one must stay a page.
    expect(substr_count($guideline, "\n"))->toBeLessThan(120);
});

it('gives the design skill the frontmatter Boost requires', function () {
    $skill = File::get(DESIGN_SKILL_PATH);

    expect($skill)
        ->toStartWith("---\n")
        ->toContain("\nname: material-3-design\n")
        ->toMatch('/\ndescription: \S.+\n/');
});

it('carries every guideline section in the design skill', function () {
    preg_match_all('/^### (.+)$/m', File::get(GUIDELINE_PATH), $sections);
    preg_match_all('/^## (.+)$/m', File::get(DESIGN_SKILL_PATH), $chapters);

    expect($sections[1])->not->toBeEmpty();
    expect(array_values(array_diff($sections[1], $chapters[1])))->toBe([]);
});

it('names every token family and breakpoint in the design skill', function () {
    $skill = File::get(DESIGN_SKILL_PATH);

    $families = collect(File::files(__DIR__.'/../../resources/css/tokens'))
        ->flatMap(function (SplFileInfo $file): array {
            preg_match_all('/--md-(?:sys|ref)-[a-z]+-/', $file->getContents(), $matches);

            return $matches[0];
        })
        ->unique()
        ->values();

    expect($families)->not->toBeEmpty();

    foreach ($families as $family) {
        expect($skill)->toContain($family.'*');
    }

    foreach (['medium', 'expanded', 'large', 'extra-large'] as $breakpoint) {
        expect($skill)->toContain("`{$breakpoint}:`");
    }
});

it('attributes the design skill to Google', function () {
    expect(File::get(DESIGN_SKILL_PATH))
        ->toContain("\n## Attribution\n")
        ->toContain('Creative Commons Attribution 4.0')
        ->toContain('Apache License 2.0');
});