| 1 |
<?php |
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|
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namespace Yatra\Repositories; |
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|
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use Yatra\Database\Tables\YatraAvailabilityTable; |
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|
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/** |
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* Yatra Availability Repository |
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* |
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* Handles database operations for traditional Yatra trip availability dates. |
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* Provides methods for managing departure dates, pricing, capacity, and bookings. |
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* |
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* @package Yatra\Repositories |
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* @since 2.0.0 |
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*/ |
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class YatraAvailabilityRepository extends BaseRepository |
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{ |
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/** |
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* Table name |
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*/ |
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protected string $table; |
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|
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/** |
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* Constructor |
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*/ |
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public function __construct() |
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{ |
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global $wpdb; |
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$this->table = YatraAvailabilityTable::getTableName(); |
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parent::__construct(); |
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} |
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|
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/** |
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* Find availability by trip ID and departure date |
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* |
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* @param int $tripId Trip ID |
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* @param string $departureDate Departure date (YYYY-MM-DD) |
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* @return object|null Availability object or null |
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*/ |
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public function findByTripIdAndDate(int $tripId, string $departureDate): ?object |
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{ |
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$table = esc_sql($this->table); |
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$tripId = (int) $tripId; |
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$departureDate = esc_sql($departureDate); |
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|
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$query = $this->wpdb->prepare( |
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"SELECT * FROM `{$table}` |
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WHERE trip_id = %d AND departure_date = %s |
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LIMIT 1", |
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$tripId, |
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$departureDate |
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); |
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|
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return $this->wpdb->get_row($query) ?: null; |
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} |
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|
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/** |
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* Get availability dates for a trip within a date range |
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* |
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* @param int $tripId Trip ID |
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* @param string $startDate Start date (YYYY-MM-DD) |
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* @param string $endDate End date (YYYY-MM-DD) |
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* @param array $args Additional arguments |
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* @return array Array of availability objects |
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*/ |
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public function getDatesForTrip(int $tripId, string $startDate, string $endDate, array $args = []): array |
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{ |
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$table = esc_sql($this->table); |
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$tripId = (int) $tripId; |
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$startDate = esc_sql($startDate); |
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$endDate = esc_sql($endDate); |
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|
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$where = ["trip_id = {$tripId}", "departure_date BETWEEN '{$startDate}' AND '{$endDate}'"]; |
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|
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if (!empty($args['status'])) { |
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$where[] = "status = '" . esc_sql($args['status']) . "'"; |
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} |
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|
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if (!empty($args['available_only'])) { |
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$where[] = "seats_available > 0"; |
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$where[] = "status = 'available'"; |
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} |
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|
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if (!empty($args['not_blocked'])) { |
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$where[] = "is_blocked = 0"; |
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} |
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|
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$whereClause = implode(' AND ', $where); |
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|
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$order = !empty($args['order']) ? esc_sql($args['order']) : 'departure_date ASC'; |
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$limit = !empty($args['limit']) ? (int) $args['limit'] : ''; |
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|
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$sql = "SELECT * FROM `{$table}` |
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WHERE {$whereClause} |
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ORDER BY {$order}"; |
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|
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if ($limit) { |
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$sql .= " LIMIT {$limit}"; |
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} |
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|
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return $this->wpdb->get_results($sql) ?: []; |
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} |
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|
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/** |
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* Get available dates for a trip (with seats available) |
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* |
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* @param int $tripId Trip ID |
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* @param string $startDate Start date (YYYY-MM-DD) |
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* @param string $endDate End date (YYYY-MM-DD) |
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* @param int $minSeats Minimum seats required (default: 1) |
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* @return array Array of available dates |
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*/ |
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public function getAvailableDates(int $tripId, string $startDate, string $endDate, int $minSeats = 1): array |
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{ |
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$table = esc_sql($this->table); |
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$tripId = (int) $tripId; |
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$startDate = esc_sql($startDate); |
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$endDate = esc_sql($endDate); |
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$minSeats = (int) $minSeats; |
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|
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$sql = "SELECT * FROM `{$table}` |
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WHERE trip_id = {$tripId} |
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AND departure_date BETWEEN '{$startDate}' AND '{$endDate}' |
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AND seats_available >= {$minSeats} |
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AND status = 'available' |
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AND is_blocked = 0 |
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AND (cutoff_date IS NULL OR cutoff_date >= CURDATE()) |
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ORDER BY departure_date ASC"; |
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|
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return $this->wpdb->get_results($sql) ?: []; |
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} |
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|
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/** |
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* Check if a specific date is available for booking |
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* |
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* @param int $tripId Trip ID |
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* @param string $departureDate Departure date (YYYY-MM-DD) |
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* @param int $requiredSeats Seats required (default: 1) |
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* @return bool True if available, false otherwise |
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*/ |
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public function isDateAvailable(int $tripId, string $departureDate, int $requiredSeats = 1): bool |
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{ |
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$table = esc_sql($this->table); |
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$tripId = (int) $tripId; |
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$departureDate = esc_sql($departureDate); |
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$requiredSeats = (int) $requiredSeats; |
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|
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$sql = "SELECT COUNT(*) as count |
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FROM `{$table}` |
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WHERE trip_id = {$tripId} |
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AND departure_date = '{$departureDate}' |
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AND seats_available >= {$requiredSeats} |
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AND status = 'available' |
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AND is_blocked = 0 |
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AND (cutoff_date IS NULL OR cutoff_date >= CURDATE())"; |
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|
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$result = $this->wpdb->get_var($sql); |
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return (int) $result > 0; |
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} |
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|
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/** |
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* Update seat counts for a departure date |
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* |
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* @param int $tripId Trip ID |
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* @param string $departureDate Departure date (YYYY-MM-DD) |
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* @param int $totalSeats Total seats |
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* @param int $reservedSeats Reserved seats |
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* @return bool Success status |
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*/ |
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public function updateSeatCounts(int $tripId, string $departureDate, int $totalSeats, int $reservedSeats): bool |
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{ |
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$table = esc_sql($this->table); |
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$tripId = (int) $tripId; |
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$departureDate = esc_sql($departureDate); |
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$totalSeats = (int) $totalSeats; |
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$reservedSeats = (int) $reservedSeats; |
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$availableSeats = max(0, $totalSeats - $reservedSeats); |
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|
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$sql = "UPDATE `{$table}` |
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SET seats_total = {$totalSeats}, |
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seats_reserved = {$reservedSeats}, |
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seats_available = {$availableSeats}, |
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updated_at = CURRENT_TIMESTAMP |
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WHERE trip_id = {$tripId} AND departure_date = '{$departureDate}'"; |
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|
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return $this->wpdb->query($sql) !== false; |
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} |
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|
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/** |
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* Reserve seats for a departure date |
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* |
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* @param int $tripId Trip ID |
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* @param string $departureDate Departure date (YYYY-MM-DD) |
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* @param int $seatsToReserve Number of seats to reserve |
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* @return bool Success status |
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*/ |
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public function reserveSeats(int $tripId, string $departureDate, int $seatsToReserve): bool |
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{ |
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$table = esc_sql($this->table); |
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$tripId = (int) $tripId; |
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$departureDate = esc_sql($departureDate); |
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$seatsToReserve = (int) $seatsToReserve; |
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|
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if ($seatsToReserve <= 0) return false; |
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|
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// Early-exit when there's clearly not enough capacity. This is |
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// a "fail fast" optimisation — the atomic UPDATE below is the |
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// actual authority (the AND seats_available >= guard prevents |
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// overbooking even if this pre-check raced with a concurrent |
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// reservation), but skipping the UPDATE round-trip when the |
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// answer is already obvious is cheap. |
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$available = $this->getAvailableSeats($tripId, $departureDate); |
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if ($available < $seatsToReserve) { |
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return false; |
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} |
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|
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$sql = "UPDATE `{$table}` |
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SET seats_reserved = seats_reserved + {$seatsToReserve}, |
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seats_available = seats_available - {$seatsToReserve}, |
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updated_at = CURRENT_TIMESTAMP |
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WHERE trip_id = {$tripId} |
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AND departure_date = '{$departureDate}' |
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AND seats_available >= {$seatsToReserve}"; |
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|
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// CRITICAL: anti-overbooking authority. `$wpdb->query()` |
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// returns the number of rows affected for UPDATE statements, |
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// or `false` on error. We MUST distinguish: |
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// |
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// - false → SQL error (return false; caller treats |
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// as failed reservation). |
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// - 0 rows → another writer beat us to the seats; the |
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// `AND seats_available >= …` guard rejected |
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// the write. Return false — this is the |
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// overbooking-prevention path. |
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// - 1+ rows → reservation succeeded atomically. The |
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// decrement-and-guard happened in a single |
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// DB statement so no race is possible. |
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// |
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// Previous behaviour was `return $wpdb->query($sql) !== false` |
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// which incorrectly returned TRUE on the 0-rows case — meaning |
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// callers thought they had reserved seats when in fact the DB |
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// had refused the write. With concurrent OTA + local bookings, |
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// that resulted in real overbooking even though the SQL was |
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// safe. |
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$rows = $this->wpdb->query($sql); |
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if ($rows === false) return false; |
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return (int) $rows > 0; |
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} |
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|
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/** |
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* Release reserved seats for a departure date |
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* |
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* @param int $tripId Trip ID |
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* @param string $departureDate Departure date (YYYY-MM-DD) |
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* @param int $seatsToRelease Number of seats to release |
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* @return bool Success status |
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*/ |
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public function releaseSeats(int $tripId, string $departureDate, int $seatsToRelease): bool |
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{ |
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$table = esc_sql($this->table); |
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$tripId = (int) $tripId; |
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$departureDate = esc_sql($departureDate); |
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$seatsToRelease = (int) $seatsToRelease; |
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|
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$sql = "UPDATE `{$table}` |
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SET seats_reserved = GREATEST(0, seats_reserved - {$seatsToRelease}), |
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seats_available = LEAST(seats_total, seats_available + {$seatsToRelease}), |
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updated_at = CURRENT_TIMESTAMP |
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WHERE trip_id = {$tripId} AND departure_date = '{$departureDate}'"; |
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|
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return $this->wpdb->query($sql) !== false; |
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} |
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|
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/** |
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* Get available seats count for a departure date |
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* |
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* @param int $tripId Trip ID |
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* @param string $departureDate Departure date (YYYY-MM-DD) |
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* @return int Number of available seats |
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*/ |
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public function getAvailableSeats(int $tripId, string $departureDate): int |
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{ |
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$table = esc_sql($this->table); |
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$tripId = (int) $tripId; |
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$departureDate = esc_sql($departureDate); |
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|
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$sql = "SELECT seats_available |
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FROM `{$table}` |
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WHERE trip_id = {$tripId} AND departure_date = '{$departureDate}' |
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AND status = 'available' AND is_blocked = 0 |
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LIMIT 1"; |
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|
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$result = $this->wpdb->get_var($sql); |
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return (int) $result ?: 0; |
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} |
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|
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/** |
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* Block/unblock a departure date |
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* |
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* @param int $tripId Trip ID |
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* @param string $departureDate Departure date (YYYY-MM-DD) |
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* @param bool $blocked Whether to block |
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* @param string|null $reason Block reason |
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* @return bool Success status |
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*/ |
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public function blockDate(int $tripId, string $departureDate, bool $blocked = true, ?string $reason = null): bool |
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{ |
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$table = esc_sql($this->table); |
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$tripId = (int) $tripId; |
| 310 |
$departureDate = esc_sql($departureDate); |
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$blockedInt = $blocked ? 1 : 0; |
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$reason = $reason ? "'" . esc_sql($reason) . "'" : 'NULL'; |
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|
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$sql = "UPDATE `{$table}` |
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SET is_blocked = {$blockedInt}, |
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block_reason = {$reason}, |
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updated_at = CURRENT_TIMESTAMP |
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WHERE trip_id = {$tripId} AND departure_date = '{$departureDate}'"; |
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|
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return $this->wpdb->query($sql) !== false; |
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} |
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|
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/** |
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* Update status for a departure date |
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* |
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* @param int $tripId Trip ID |
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* @param string $departureDate Departure date (YYYY-MM-DD) |
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* @param string $status New status |
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* @return bool Success status |
| 330 |
*/ |
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public function updateStatus(int $tripId, string $departureDate, string $status): bool |
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{ |
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$table = esc_sql($this->table); |
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$tripId = (int) $tripId; |
| 335 |
$departureDate = esc_sql($departureDate); |
| 336 |
$status = esc_sql($status); |
| 337 |
|
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$sql = "UPDATE `{$table}` |
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SET status = '{$status}', |
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updated_at = CURRENT_TIMESTAMP |
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WHERE trip_id = {$tripId} AND departure_date = '{$departureDate}'"; |
| 342 |
|
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return $this->wpdb->query($sql) !== false; |
| 344 |
} |
| 345 |
|
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/** |
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* Get availability statistics for a trip |
| 348 |
* |
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* @param int $tripId Trip ID |
| 350 |
* @param string $startDate Start date (YYYY-MM-DD) |
| 351 |
* @param string $endDate End date (YYYY-MM-DD) |
| 352 |
* @return array Statistics array |
| 353 |
*/ |
| 354 |
public function getTripStatistics(int $tripId, string $startDate, string $endDate): array |
| 355 |
{ |
| 356 |
$table = esc_sql($this->table); |
| 357 |
$tripId = (int) $tripId; |
| 358 |
$startDate = esc_sql($startDate); |
| 359 |
$endDate = esc_sql($endDate); |
| 360 |
|
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$sql = "SELECT |
| 362 |
COUNT(*) as total_dates, |
| 363 |
SUM(CASE WHEN status = 'available' AND is_blocked = 0 THEN 1 ELSE 0 END) as available_dates, |
| 364 |
SUM(CASE WHEN seats_available > 0 THEN 1 ELSE 0 END) as dates_with_seats, |
| 365 |
SUM(seats_total) as total_capacity, |
| 366 |
SUM(seats_available) as total_available, |
| 367 |
SUM(seats_reserved) as total_reserved, |
| 368 |
AVG(seats_available) as avg_available_seats, |
| 369 |
MIN(departure_date) as first_date, |
| 370 |
MAX(departure_date) as last_date |
| 371 |
FROM `{$table}` |
| 372 |
WHERE trip_id = {$tripId} |
| 373 |
AND departure_date BETWEEN '{$startDate}' AND '{$endDate}'"; |
| 374 |
|
| 375 |
$result = $this->wpdb->get_row($sql); |
| 376 |
return $result ? (array) $result : []; |
| 377 |
} |
| 378 |
|
| 379 |
/** |
| 380 |
* Delete availability dates for a trip within a date range |
| 381 |
* |
| 382 |
* @param int $tripId Trip ID |
| 383 |
* @param string $startDate Start date (YYYY-MM-DD) |
| 384 |
* @param string $endDate End date (YYYY-MM-DD) |
| 385 |
* @return int Number of deleted records |
| 386 |
*/ |
| 387 |
public function deleteDateRange(int $tripId, string $startDate, string $endDate): int |
| 388 |
{ |
| 389 |
$table = esc_sql($this->table); |
| 390 |
$tripId = (int) $tripId; |
| 391 |
$startDate = esc_sql($startDate); |
| 392 |
$endDate = esc_sql($endDate); |
| 393 |
|
| 394 |
$sql = "DELETE FROM `{$table}` |
| 395 |
WHERE trip_id = {$tripId} |
| 396 |
AND departure_date BETWEEN '{$startDate}' AND '{$endDate}'"; |
| 397 |
|
| 398 |
return $this->wpdb->query($sql) ?: 0; |
| 399 |
} |
| 400 |
|
| 401 |
/** |
| 402 |
* Get upcoming departures that need alerts |
| 403 |
* |
| 404 |
* @param int $daysAhead Number of days ahead to check |
| 405 |
* @param int $alertThreshold Alert threshold for seats |
| 406 |
* @return array Array of departures needing alerts |
| 407 |
*/ |
| 408 |
public function getDeparturesNeedingAlerts(int $daysAhead = 7, int $alertThreshold = 3): array |
| 409 |
{ |
| 410 |
$table = esc_sql($this->table); |
| 411 |
$daysAhead = (int) $daysAhead; |
| 412 |
$alertThreshold = (int) $alertThreshold; |
| 413 |
|
| 414 |
$sql = "SELECT * FROM `{$table}` |
| 415 |
WHERE departure_date BETWEEN CURDATE() AND DATE_ADD(CURDATE(), INTERVAL {$daysAhead} DAY) |
| 416 |
AND seats_available > 0 |
| 417 |
AND seats_available <= {$alertThreshold} |
| 418 |
AND status = 'available' |
| 419 |
AND is_blocked = 0 |
| 420 |
ORDER BY departure_date ASC"; |
| 421 |
|
| 422 |
return $this->wpdb->get_results($sql) ?: []; |
| 423 |
} |
| 424 |
|
| 425 |
/** |
| 426 |
* Get status counts for availability dates |
| 427 |
* |
| 428 |
* @param array $args Arguments including trip_id filtering |
| 429 |
* @return array Status counts |
| 430 |
*/ |
| 431 |
public function getStatusCounts(array $args = []): array |
| 432 |
{ |
| 433 |
$table = esc_sql($this->table); |
| 434 |
$where = $this->buildWhereClause($args); |
| 435 |
|
| 436 |
$sql = "SELECT status, COUNT(*) as count |
| 437 |
FROM `{$table}` |
| 438 |
{$where} |
| 439 |
GROUP BY status"; |
| 440 |
|
| 441 |
$results = $this->wpdb->get_results($sql) ?: []; |
| 442 |
|
| 443 |
$counts = [ |
| 444 |
'available' => 0, |
| 445 |
'unavailable' => 0, |
| 446 |
'limited' => 0, |
| 447 |
'sold_out' => 0, |
| 448 |
'cancelled' => 0, |
| 449 |
'blocked' => 0, |
| 450 |
'total' => 0 |
| 451 |
]; |
| 452 |
|
| 453 |
foreach ($results as $row) { |
| 454 |
$status = $row->status; |
| 455 |
$count = (int) $row->count; |
| 456 |
|
| 457 |
if (isset($counts[$status])) { |
| 458 |
$counts[$status] = $count; |
| 459 |
} |
| 460 |
$counts['total'] += $count; |
| 461 |
} |
| 462 |
|
| 463 |
return $counts; |
| 464 |
} |
| 465 |
} |
| 466 |
|
