<?php

declare(strict_types=1);

require_once dirname(__DIR__, 2) . '/feca_mailshots_plugin/src/autoload.php';
require_once __DIR__ . '/FakeMetadataProvider.php';

use FecaMailshots\Application\DslCompiler;
use FecaMailshots\Application\DslValidator;
use FecaMailshots\Domain\DslParser;
use FecaMailshots\Tests\Unit\FakeMetadataProvider;

$metadata = new FakeMetadataProvider([
    'advertisers' => ['name', 'advertisername'],
    'ads' => ['id', 'advertiser', 'adsize', 'size', 'price', 'issue', 'pageid', 'state', 'notes'],
    'pages' => ['id', 'issue', 'page'],
    'articles' => ['id', 'pageid', 'articlenumber', 'article', 'content', 'membername', 'author', 'dcn', 'articlewords', 'otherwords', 'othercontent', 'other'],
    'issues' => ['id', 'issue', 'issuemonths', 'description'],
    'invoices' => ['id', 'issue', 'issue_id', 'ad_id', 'invoice_number', 'status'],
]);

$parser = new DslParser();
$validator = new DslValidator($metadata);
$compiler = new DslCompiler($metadata);

$cases = [
    'ads and pages where ad-in-issue(202605)' => [
        'needle' => 'p_ad_issue.`Issue` = ?',
        'params' => [202605],
    ],
    'articles and pages where page-in-issue(202605)' => [
        'needle' => 's_pages.`Issue` = ?',
        'params' => [202605],
    ],
    'advertisers and ads where selected' => [
        'needle' => 'COALESCE(s_advertisers.`Selected`, 0) <> 0',
        'params' => [],
    ],
    'invoices and ads where invoice-ids(10, 11)' => [
        'needle' => 's_invoices.`id` IN (?,?)',
        'params' => [10, 11],
    ],
];

foreach ($cases as $dsl => $expect) {
    $ast = $parser->parse($dsl);
    $validation = $validator->validate($ast);
    if (($validation['errors'] ?? []) !== []) {
        fwrite(STDERR, "Expected valid DSL {$dsl}: " . json_encode($validation['errors']) . "\n");
        exit(1);
    }
    $compiled = $compiler->compile($ast);
    $sql = (string) ($compiled['sql'] ?? '');
    if (strpos($sql, $expect['needle']) === false) {
        fwrite(STDERR, "Expected SQL for {$dsl} to contain {$expect['needle']}\n{$sql}\n");
        exit(1);
    }
    if (($compiled['params'] ?? []) !== $expect['params']) {
        fwrite(STDERR, "Unexpected params for {$dsl}: " . json_encode($compiled['params'] ?? []) . "\n");
        exit(1);
    }
}

echo "DSL FEN built-in tests passed\n";