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<?php |
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|
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namespace SyncBasalam; |
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|
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defined('ABSPATH') || exit; |
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|
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class JobManager |
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{ |
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private $jobManagerTableName; |
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|
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private const ALLOWED_COLUMNS = [ |
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'id', 'job_type', 'status', 'payload', |
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'attempts', 'max_attempts', 'retry_after', |
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'started_at', 'created_at', 'failed_at', 'error_message', |
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]; |
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|
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function __construct() |
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{ |
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global $wpdb; |
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$this->jobManagerTableName = $wpdb->prefix . 'sync_basalam_job_manager'; |
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} |
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|
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public function createJob($jobType, $status = 'pending', $payload = null, $maxAttempts = 3) |
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{ |
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global $wpdb; |
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|
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return $wpdb->insert( |
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$this->jobManagerTableName, |
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array( |
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'job_type' => $jobType, |
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'status' => $status, |
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'payload' => $payload, |
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'attempts' => 0, |
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'max_attempts' => $maxAttempts, |
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'created_at' => time(), |
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) |
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); |
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} |
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|
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public function getNextEligibleJob(string $jobType): ?object |
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{ |
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global $wpdb; |
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|
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return $wpdb->get_row($wpdb->prepare( |
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"SELECT * FROM {$this->jobManagerTableName} |
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WHERE job_type = %s |
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AND status = 'pending' |
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AND (retry_after IS NULL OR retry_after <= %d) |
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ORDER BY id ASC |
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LIMIT 1", |
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$jobType, |
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time() |
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)); |
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} |
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|
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public function hasAnyProcessingJob(): bool |
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{ |
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return $this->getCountJobs(['status' => 'processing']) > 0; |
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} |
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|
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public function getJob($where = array()) |
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{ |
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global $wpdb; |
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|
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if (empty($where)) return null; |
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|
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$conditions = []; |
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$values = []; |
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|
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foreach ($where as $column => $value) { |
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if (!in_array($column, self::ALLOWED_COLUMNS, true)) { |
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throw new \InvalidArgumentException("Invalid column: {$column}"); |
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} |
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$conditions[] = "{$column} = %s"; |
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$values[] = $value; |
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} |
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|
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$sql = "SELECT * FROM {$this->jobManagerTableName} WHERE " . implode(" AND ", $conditions) . " LIMIT 1"; |
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|
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return $wpdb->get_row($wpdb->prepare($sql, $values)); |
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} |
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|
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public function getCountJobs($where = array()) |
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{ |
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global $wpdb; |
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|
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if (empty($where)) return 0; |
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|
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$conditions = []; |
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$values = []; |
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|
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foreach ($where as $column => $value) { |
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if (!in_array($column, self::ALLOWED_COLUMNS, true)) { |
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throw new \InvalidArgumentException("Invalid column: {$column}"); |
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} |
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if (is_array($value)) { |
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$placeholders = array_fill(0, count($value), '%s'); |
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$conditions[] = "{$column} IN (" . implode(',', $placeholders) . ")"; |
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$values = array_merge($values, $value); |
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} else { |
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$conditions[] = "{$column} = %s"; |
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$values[] = $value; |
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} |
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} |
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|
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$sql = "SELECT COUNT(*) FROM {$this->jobManagerTableName} WHERE " . implode(" AND ", $conditions); |
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|
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return (int) $wpdb->get_var($wpdb->prepare($sql, $values)); |
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} |
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|
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public function updateJob($jobData, $where = array()) |
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{ |
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global $wpdb; |
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|
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if (empty($where) || empty($jobData)) return false; |
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|
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return $wpdb->update($this->jobManagerTableName, $jobData, $where); |
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} |
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|
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public function deleteJob($where = array()) |
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{ |
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global $wpdb; |
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|
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if (empty($where)) return false; |
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|
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return $wpdb->delete($this->jobManagerTableName, $where); |
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} |
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|
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public function ConvertStaleProcessingJobs($timeoutSeconds = 120) |
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{ |
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global $wpdb; |
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|
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$timeoutTimestamp = time() - $timeoutSeconds; |
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|
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$wpdb->query( |
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$wpdb->prepare( |
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"UPDATE {$this->jobManagerTableName} |
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SET status = CASE |
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WHEN attempts + 1 >= max_attempts THEN 'failed' |
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ELSE 'pending' |
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END, |
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attempts = attempts + 1, |
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started_at = NULL, |
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failed_at = CASE |
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WHEN attempts + 1 >= max_attempts THEN %d |
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ELSE failed_at |
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END |
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WHERE status = 'processing' |
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AND started_at IS NOT NULL |
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AND started_at < %d", |
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time(), |
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$timeoutTimestamp |
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) |
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); |
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} |
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|
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public function hasProductJobInProgress(int $productId, string $jobType): bool |
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{ |
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global $wpdb; |
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|
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$jobs = $wpdb->get_results($wpdb->prepare( |
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"SELECT payload FROM {$this->jobManagerTableName} |
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WHERE job_type = %s |
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AND (status = %s OR status = %s)", |
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$jobType, |
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'pending', |
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'processing' |
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)); |
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|
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if (empty($jobs)) { |
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return false; |
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} |
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|
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foreach ($jobs as $job) { |
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$payload = json_decode($job->payload, true); |
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$jobProductId = $payload['product_id'] ?? $payload; |
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|
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if (intval($jobProductId) === intval($productId)) { |
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return true; |
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} |
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} |
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|
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return false; |
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} |
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|
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public function retryJob(int $jobId, ?string $errorMessage = null): bool |
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{ |
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global $wpdb; |
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|
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$job = $wpdb->get_row($wpdb->prepare( |
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"SELECT * FROM {$this->jobManagerTableName} WHERE id = %d", |
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$jobId |
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)); |
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|
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if (!$job) return false; |
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|
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$newAttempts = intval($job->attempts) + 1; |
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|
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$errorMessages = []; |
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if (!empty($job->error_message)) { |
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$decoded = json_decode($job->error_message, true); |
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if (json_last_error() === JSON_ERROR_NONE && is_array($decoded)) $errorMessages = $decoded; |
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} |
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|
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if ($errorMessage) $errorMessages[$newAttempts] = $errorMessage; |
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|
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$encodedErrors = json_encode($errorMessages, JSON_UNESCAPED_UNICODE); |
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|
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if ($newAttempts >= intval($job->max_attempts)) { |
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$this->updateJob( |
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[ |
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'status' => 'failed', |
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'error_message' => $encodedErrors, |
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'failed_at' => time(), |
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'started_at' => 0, |
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'attempts' => $newAttempts, |
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], |
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['id' => $jobId] |
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); |
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return false; |
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} |
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|
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// Progressive exponential backoff: 30s, 60s, 120s, 240s, ... |
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$delaySeconds = 30 * (int) pow(2, $newAttempts - 1); |
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$retryAfter = time() + $delaySeconds; |
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|
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// Atomic DELETE + INSERT inside a transaction so a crash can't lose the job. |
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$wpdb->query('START TRANSACTION'); |
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try { |
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$wpdb->delete($this->jobManagerTableName, ['id' => $jobId]); |
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|
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$wpdb->insert( |
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$this->jobManagerTableName, |
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[ |
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'job_type' => $job->job_type, |
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'status' => 'pending', |
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'payload' => $job->payload, |
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'attempts' => $newAttempts, |
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'max_attempts' => $job->max_attempts, |
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'error_message' => $encodedErrors, |
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'created_at' => $job->created_at, |
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'retry_after' => $retryAfter, |
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'started_at' => 0, |
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] |
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); |
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|
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$wpdb->query('COMMIT'); |
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} catch (\Exception $e) { |
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$wpdb->query('ROLLBACK'); |
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throw $e; |
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} |
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|
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return true; |
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} |
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|
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public function failJob(int $jobId, ?string $errorMessage = null): bool |
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{ |
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return $this->updateJob( |
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[ |
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'status' => 'failed', |
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'error_message' => $errorMessage, |
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'failed_at' => time(), |
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'started_at' => 0, |
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], |
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['id' => $jobId] |
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); |
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} |
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|
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} |
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|
