40 lines
1.5 KiB
PHP
40 lines
1.5 KiB
PHP
|
<?php
|
|||
|
|
|
|||
|
|
namespace App\helpers;
|
|||
|
|
|
|||
|
|
use Illuminate\Support\Facades\DB;
|
|||
|
|
|
|||
|
|
trait batchUpdate
|
|||
|
|
{
|
|||
|
|
public static function updateBatch($multipleData = []): int
|
|||
|
|
{
|
|||
|
|
$tableName = (new static())->getTable(); // 表名
|
|||
|
|
$firstRow = current($multipleData);
|
|||
|
|
$updateColumn = array_keys($firstRow);
|
|||
|
|
// 默认以id为条件更新，如果没有ID则以第一个字段为条件
|
|||
|
|
$referenceColumn = isset($firstRow['id']) ? 'id' : current($updateColumn);
|
|||
|
|
unset($updateColumn[0]);
|
|||
|
|
// 拼接sql语句
|
|||
|
|
$updateSql = "UPDATE " . $tableName . " SET ";
|
|||
|
|
$sets = [];
|
|||
|
|
$bindings = [];
|
|||
|
|
foreach ($updateColumn as $uColumn) {
|
|||
|
|
$setSql = "`" . $uColumn . "` = CASE ";
|
|||
|
|
foreach ($multipleData as $data) {
|
|||
|
|
$setSql .= "WHEN `" . $referenceColumn . "` = ? THEN ? ";
|
|||
|
|
$bindings[] = $data[$referenceColumn];
|
|||
|
|
$bindings[] = $data[$uColumn];
|
|||
|
|
}
|
|||
|
|
$setSql .= "ELSE `" . $uColumn . "` END ";
|
|||
|
|
$sets[] = $setSql;
|
|||
|
|
}
|
|||
|
|
$updateSql .= implode(', ', $sets);
|
|||
|
|
$whereIn = array_column($multipleData, $referenceColumn);
|
|||
|
|
$bindings = array_merge($bindings, $whereIn);
|
|||
|
|
$whereIn = rtrim(str_repeat('?,', count($whereIn)), ',');
|
|||
|
|
$updateSql = rtrim($updateSql, ", ") . " WHERE `" . $referenceColumn . "` IN (" . $whereIn . ")";
|
|||
|
|
// 传入预处理sql语句和对应绑定数据
|
|||
|
|
return DB::update($updateSql, $bindings);
|
|||
|
|
}
|
|||
|
|
}
|