doctor-appointment-system/app/Database/Migrations/2026-05-05-000003_UseFormattedIdsForAppointmentPreviews.php
2026-05-08 12:22:08 +05:30

140 lines
5.3 KiB
PHP

<?php
namespace App\Database\Migrations;
use CodeIgniter\Database\Migration;
class UseFormattedIdsForAppointmentPreviews extends Migration
{
public function up(): void
{
$db = \Config\Database::connect();
if ($db->fieldExists('appointment_id', 'appointment_previews')) {
$db->query('ALTER TABLE `appointment_previews` DROP INDEX `appointment_id`');
$this->forge->dropColumn('appointment_previews', 'appointment_id');
}
if (! $db->fieldExists('patient_formatted_user_id', 'appointment_previews')) {
$this->forge->addColumn('appointment_previews', [
'patient_formatted_user_id' => [
'type' => 'VARCHAR',
'constraint' => 20,
'null' => true,
'after' => 'patient_id',
],
]);
}
if ($db->fieldExists('selected_doctor_id', 'appointment_previews')) {
$db->query('ALTER TABLE `appointment_previews` DROP INDEX `selected_doctor_id`');
$this->forge->modifyColumn('appointment_previews', [
'selected_doctor_id' => [
'name' => 'assigned_doctor_id',
'type' => 'INT',
'unsigned' => true,
'null' => true,
],
]);
} elseif (! $db->fieldExists('assigned_doctor_id', 'appointment_previews')) {
$this->forge->addColumn('appointment_previews', [
'assigned_doctor_id' => [
'type' => 'INT',
'unsigned' => true,
'null' => true,
'after' => 'requested_time',
],
]);
}
if (! $db->fieldExists('assigned_doctor_formatted_id', 'appointment_previews')) {
$this->forge->addColumn('appointment_previews', [
'assigned_doctor_formatted_id' => [
'type' => 'VARCHAR',
'constraint' => 20,
'null' => true,
'after' => 'assigned_doctor_id',
],
]);
}
if ($db->fieldExists('candidate_doctor_ids', 'appointment_previews')) {
$this->forge->dropColumn('appointment_previews', 'candidate_doctor_ids');
}
$this->addIndexIfMissing('assigned_doctor_id', 'assigned_doctor_id');
$this->addIndexIfMissing('patient_formatted_user_id', 'patient_formatted_user_id');
$this->addIndexIfMissing('assigned_doctor_formatted_id', 'assigned_doctor_formatted_id');
}
public function down(): void
{
$db = \Config\Database::connect();
if (! $db->fieldExists('appointment_id', 'appointment_previews')) {
$this->forge->addColumn('appointment_previews', [
'appointment_id' => [
'type' => 'INT',
'unsigned' => true,
'null' => true,
'after' => 'id',
],
]);
$this->addIndexIfMissing('appointment_id', 'appointment_id');
}
if ($db->fieldExists('assigned_doctor_id', 'appointment_previews')) {
$this->dropIndexIfExists('assigned_doctor_id');
$this->forge->modifyColumn('appointment_previews', [
'assigned_doctor_id' => [
'name' => 'selected_doctor_id',
'type' => 'INT',
'unsigned' => true,
'null' => true,
],
]);
$this->addIndexIfMissing('selected_doctor_id', 'selected_doctor_id');
}
if (! $db->fieldExists('candidate_doctor_ids', 'appointment_previews')) {
$this->forge->addColumn('appointment_previews', [
'candidate_doctor_ids' => [
'type' => 'TEXT',
'null' => true,
'after' => 'selected_doctor_id',
],
]);
}
foreach (['patient_formatted_user_id', 'assigned_doctor_formatted_id'] as $column) {
if ($db->fieldExists($column, 'appointment_previews')) {
$this->dropIndexIfExists($column);
$this->forge->dropColumn('appointment_previews', $column);
}
}
}
private function addIndexIfMissing(string $indexName, string $columnName): void
{
$db = \Config\Database::connect();
$escapedIndex = $db->escapeIdentifiers($indexName);
$escapedColumn = $db->escapeIdentifiers($columnName);
$exists = $db->query("SHOW INDEX FROM `appointment_previews` WHERE Key_name = " . $db->escape($indexName))->getRowArray();
if (! $exists) {
$db->query("ALTER TABLE `appointment_previews` ADD INDEX {$escapedIndex} ({$escapedColumn})");
}
}
private function dropIndexIfExists(string $indexName): void
{
$db = \Config\Database::connect();
$exists = $db->query("SHOW INDEX FROM `appointment_previews` WHERE Key_name = " . $db->escape($indexName))->getRowArray();
if ($exists) {
$escapedIndex = $db->escapeIdentifiers($indexName);
$db->query("ALTER TABLE `appointment_previews` DROP INDEX {$escapedIndex}");
}
}
}