engelsystem/db/migrations/Reference.php

69 lines
1.8 KiB
PHP

<?php
namespace Engelsystem\Migrations;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Database\Schema\ColumnDefinition;
use Illuminate\Support\Str;
trait Reference
{
/**
* @param Blueprint $table
* @param bool $setPrimary
* @return ColumnDefinition
*/
protected function referencesUser(Blueprint $table, bool $setPrimary = false): ColumnDefinition
{
return $this->references($table, 'users', null, null, $setPrimary);
}
/**
* @param Blueprint $table
* @param string $targetTable
* @param string|null $fromColumn
* @param string|null $targetColumn
* @param bool $setPrimary
* @param string $type
* @return ColumnDefinition
*/
protected function references(
Blueprint $table,
string $targetTable,
?string $fromColumn = null,
?string $targetColumn = null,
bool $setPrimary = false,
string $type = 'unsignedInteger'
): ColumnDefinition {
$fromColumn = $fromColumn ?? Str::singular($targetTable) . '_id';
$col = $table->{$type}($fromColumn);
if ($setPrimary) {
$table->primary($fromColumn);
}
$this->addReference($table, $fromColumn, $targetTable, $targetColumn ?: 'id');
return $col;
}
/**
* @param Blueprint $table
* @param string $fromColumn
* @param string $targetTable
* @param string|null $targetColumn
*/
protected function addReference(
Blueprint $table,
string $fromColumn,
string $targetTable,
?string $targetColumn = null,
?string $name = null
): void {
$table->foreign($fromColumn, $name)
->references($targetColumn ?: 'id')->on($targetTable)
->onUpdate('cascade')
->onDelete('cascade');
}
}