<?php

declare(strict_types=1);

require dirname(__DIR__) . '/vendor/autoload.php';

$dotenv = Dotenv\Dotenv::createImmutable(dirname(__DIR__));
$dotenv->safeLoad();

$dsn = sprintf(
    'mysql:host=%s;port=%s;dbname=%s;charset=%s',
    $_ENV['DB_HOST'] ?? '127.0.0.1',
    $_ENV['DB_PORT'] ?? '3306',
    $_ENV['DB_DATABASE'] ?? '',
    $_ENV['DB_CHARSET'] ?? 'utf8mb4'
);

$pdo = new PDO(
    $dsn,
    $_ENV['DB_USERNAME'] ?? '',
    $_ENV['DB_PASSWORD'] ?? '',
    [
        PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION,
        PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_ASSOC,
    ]
);

function reportReviewHasColumn(PDO $pdo, string $table, string $column): bool
{
    $stmt = $pdo->prepare('SELECT COUNT(*) FROM information_schema.COLUMNS WHERE TABLE_SCHEMA = DATABASE() AND TABLE_NAME = ? AND COLUMN_NAME = ?');
    $stmt->execute([$table, $column]);
    return (int)$stmt->fetchColumn() > 0;
}

$reportColumns = [
    'reject_reason' => "ALTER TABLE reports ADD COLUMN reject_reason VARCHAR(500) NOT NULL DEFAULT '' AFTER invalid_reason",
    'rejected_by' => 'ALTER TABLE reports ADD COLUMN rejected_by BIGINT UNSIGNED NULL DEFAULT NULL AFTER reject_reason',
    'rejected_by_name' => "ALTER TABLE reports ADD COLUMN rejected_by_name VARCHAR(64) NOT NULL DEFAULT '' AFTER rejected_by",
    'rejected_at' => 'ALTER TABLE reports ADD COLUMN rejected_at DATETIME NULL DEFAULT NULL AFTER rejected_by_name',
];

foreach ($reportColumns as $column => $sql) {
    if (!reportReviewHasColumn($pdo, 'reports', $column)) {
        $pdo->exec($sql);
        echo "ADD_COLUMN reports.{$column}\n";
    }
}

$pdo->exec("UPDATE reports SET reject_reason = invalid_reason WHERE report_status = 'rejected' AND reject_reason = '' AND invalid_reason <> ''");

$pdo->exec(<<<'SQL'
CREATE TABLE IF NOT EXISTS report_logs (
  id BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
  report_id BIGINT UNSIGNED NOT NULL,
  action VARCHAR(64) NOT NULL,
  operator_id BIGINT UNSIGNED NULL DEFAULT NULL,
  operator_name VARCHAR(64) NOT NULL DEFAULT '',
  before_data JSON NULL,
  after_data JSON NULL,
  remark VARCHAR(255) NOT NULL DEFAULT '',
  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
  PRIMARY KEY (id),
  KEY idx_report_logs_report_id (report_id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='报告操作日志'
SQL);

echo "SCHEMA_UPGRADE_REPORT_REVIEW_FLOW_OK\n";