44 lines
1.4 KiB
PHP
44 lines
1.4 KiB
PHP
<?php
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namespace App\Traits\Controllers;
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use App\Http\Requests\Bo\UpdateOrderRequest;
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use Illuminate\Database\Eloquent\Model;
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use Illuminate\Http\RedirectResponse;
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use Illuminate\Support\Facades\DB;
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trait UpdateModelOrder
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{
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/**
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* Updates the model order and shifts affected siblings accordingly
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*
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* @param UpdateOrderRequest $request
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* @param Model $model
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* @return \Illuminate\Http\RedirectResponse
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*/
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public function changeCustomOrder(UpdateOrderRequest $request, Model $model): \Illuminate\Http\RedirectResponse
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{
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$newOrder = $request->validated('order');
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return DB::transaction(function () use ($model, $newOrder): RedirectResponse {
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$groupField = $model->getOrderGroupField();
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$query = $model::query()
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->whereKeyNot($model)
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->whereBetween('order', [min($model->order, $newOrder), max($model->order, $newOrder)]);
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if ($groupField) {
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$query->where($groupField, $model->{$groupField});
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}
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$model->order < $newOrder ? $query->decrement('order', 1) : $query->increment('order', 1);
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$model->order = $newOrder;
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if (!$model->saveOrFail()) {
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return back()->with('error', trans('crud.messages.order_not_changed'));
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};
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return back()->with('success', trans('crud.messages.order_changed'));
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});
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}
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}
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