<?php

declare(strict_types=1);

namespace LIT\MCP\Tests\Unit\Integrations\Divi\Design;

use LIT\MCP\Integrations\Divi\Design\PresetScope;
use LIT\MCP\Integrations\Divi\Design\PresetUsageMatcher;
use PHPUnit\Framework\TestCase;

final class PresetUsageMatcherTest extends TestCase
{
    private const TEXT = '<!-- wp:divi/section --><!-- wp:divi/text %s /--><!-- /wp:divi/section -->';
    private const BUTTON = '<!-- wp:divi/section --><!-- wp:divi/row --><!-- wp:divi/column -->'
        . '<!-- wp:divi/button %s /--><!-- /wp:divi/column --><!-- /wp:divi/row --><!-- /wp:divi/section -->';

    private static function page(string $buttonAttrs): string
    {
        return sprintf(self::BUTTON, $buttonAttrs);
    }

    public function testModulePresetInTheStack(): void
    {
        $matcher = new PresetUsageMatcher();
        $button = new PresetScope('module', 'divi/button');

        self::assertTrue($matcher->uses(self::page('{"modulePreset":["aaaaaaaaaa"]}'), $button, 'aaaaaaaaaa', false));
        self::assertTrue($matcher->uses(self::page('{"modulePreset":["x","aaaaaaaaaa"]}'), $button, 'aaaaaaaaaa', false));
        self::assertTrue($matcher->uses(self::page('{"modulePreset":"aaaaaaaaaa"}'), $button, 'aaaaaaaaaa', false));
        self::assertFalse($matcher->uses(self::page('{"modulePreset":["bbbbbbbbbb"]}'), $button, 'aaaaaaaaaa', false));
        self::assertFalse(
            $matcher->uses(self::page('{"modulePreset":["aaaaaaaaaa"]}'), new PresetScope('module', 'divi/text'), 'aaaaaaaaaa', false),
            'an ID of another module does not count'
        );
    }

    public function testDefaultModulePresetReachesModulesWithoutOwnPreset(): void
    {
        $matcher = new PresetUsageMatcher();
        $button = new PresetScope('module', 'divi/button');

        self::assertTrue($matcher->uses(self::page('{}'), $button, 'dddddddddd', true));
        self::assertTrue($matcher->uses(self::page('{"modulePreset":["default"]}'), $button, 'dddddddddd', true));
        self::assertFalse($matcher->uses(self::page('{"modulePreset":["aaaaaaaaaa"]}'), $button, 'dddddddddd', true));
    }

    public function testGroupPresetById(): void
    {
        $matcher = new PresetUsageMatcher();
        $group = new PresetScope('group', 'divi/font-body');
        $attrs = '{"groupPreset":{"content.decoration.bodyFont":{"presetId":["gggggggggg"],"groupName":"divi/font-body"}}}';

        self::assertTrue($matcher->uses(self::page($attrs), $group, 'gggggggggg', false));
        self::assertFalse($matcher->uses(self::page($attrs), new PresetScope('group', 'divi/spacing'), 'gggggggggg', false));
    }

    public function testBrokenMarkupCountsAsUse(): void
    {
        self::assertTrue((new PresetUsageMatcher())->uses(
            '<!-- wp:divi/section {"a": --><!-- /wp:divi/row -->',
            new PresetScope('module', 'divi/button'),
            'aaaaaaaaaa',
            false
        ));
    }

    private static function groupsOf(string $module): array
    {
        return $module === 'divi/text' ? ['content.decoration.bodyFont' => 'divi/font-body'] : [];
    }

    public function testDefaultGroupPresetReachesModulesWithTheGroup(): void
    {
        $matcher = new PresetUsageMatcher(groupsOf: self::groupsOf(...));
        $group = new PresetScope('group', 'divi/font-body');
        $own = '{"groupPreset":{"content.decoration.bodyFont":{"presetId":["%s"],"groupName":"divi/font-body"}}}';

        self::assertTrue($matcher->uses(sprintf(self::TEXT, '{}'), $group, 'gggggggggg', true));
        self::assertTrue(
            $matcher->uses(sprintf(self::TEXT, sprintf($own, 'default')), $group, 'gggggggggg', true),
            'an entry with the default ID is no own preset'
        );
        self::assertFalse(
            $matcher->uses(sprintf(self::TEXT, sprintf($own, 'hhhhhhhhhh')), $group, 'gggggggggg', true),
            'an own group preset replaces the default'
        );
        self::assertFalse(
            $matcher->uses(self::page('{}'), $group, 'gggggggggg', true),
            'a button has no font-body group'
        );
        self::assertFalse(
            $matcher->uses(sprintf(self::TEXT, '{}'), new PresetScope('group', 'divi/spacing'), 'gggggggggg', true),
            'the text module has no spacing group in this fixture'
        );
        self::assertFalse(
            $matcher->uses(sprintf(self::TEXT, '{}'), $group, 'gggggggggg', false),
            'a preset that is not the default needs an explicit entry'
        );
    }

    public function testDefaultGroupPresetIsNotDetectedWithoutGroupsOf(): void
    {
        self::assertFalse((new PresetUsageMatcher())->uses(
            sprintf(self::TEXT, '{}'),
            new PresetScope('group', 'divi/font-body'),
            'gggggggggg',
            true
        ));
    }

    public function testGlobalInstancesDoNotReachADefaultGroupPreset(): void
    {
        $matcher = new PresetUsageMatcher(groupsOf: static fn (string $module): array => [
            'content.decoration.bodyFont' => 'divi/font-body',
        ]);
        $instance = '<!-- wp:divi/global-layout {"globalModule":"1058","blockName":"divi/text"} /-->';

        self::assertFalse($matcher->uses($instance, new PresetScope('group', 'divi/font-body'), 'gggggggggg', true));
    }
}