109 lines
3.0 KiB
PHP
109 lines
3.0 KiB
PHP
<?php
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namespace App\Admin\Forms;
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use App\Models\ProductSku;
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use App\Models\ProductSpu;
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use App\Models\ProductSpuSpec;
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use Dcat\Admin\Contracts\LazyRenderable;
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use Dcat\Admin\Traits\LazyWidget;
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use Dcat\Admin\Widgets\Form;
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use Illuminate\Support\Facades\DB;
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use Throwable;
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class AddSku extends Form implements LazyRenderable
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{
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use LazyWidget;
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/**
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* 权限判断，如不需要可以删除此方法
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*
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* @param Model|Authenticatable|HasPermissions|null $user
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*
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* @return bool
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*/
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protected function authorize($user): bool
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{
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return $user->can('dcat.admin.product_spus.add_sku');
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}
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/**
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* Handle the form request.
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*
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* @param array $input
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*
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* @return mixed
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*/
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public function handle(array $input)
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{
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if ($input) {
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$spuId = $this->payload['spu_id'] ?? 0;
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$_skuSpecs = [];
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$_price = 0;
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foreach ($input as $id => $value) {
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$spuSpec = ProductSpuSpec::where('id', $id)->first();
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foreach ($spuSpec->items as $item) {
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if ($item['name'] == $value) {
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$_skuSpecs[$id] = $item['name'];
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$_price += $item['value'];
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}
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}
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}
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//如果存在该规格组合
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$skuQuery = ProductSku::where('spu_id', $spuId);
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foreach ($_skuSpecs as $id=> $spec) {
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$skuQuery->where('specs->'.$id, $spec);
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}
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if ($skuQuery->first()) {
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return $this->response()->error(__('admin_message.forms.add_sku.errors.has_specs'));
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} else {
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$spu = ProductSpu::findOrFail($spuId);
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try {
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DB::beginTransaction();
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ProductSku::createBySpec([
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'specs'=>$_skuSpecs,
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'price'=>$_price,
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], $spu);
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DB::commit();
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} catch (Throwable $th) {
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DB::rollBack();
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report($th);
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return $this->response()->error('操作失败:'.$th->getMessage())->refresh();
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}
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}
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}
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return $this->response()
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->success(__('admin.update_succeeded'))
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->refresh();
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}
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/**
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* Build a form here.
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*/
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public function form()
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{
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$spuId = $this->payload['spu_id'] ?? 0;
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$spu = ProductSpu::findOrFail($spuId);
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foreach ($spu->specs as $spec) {
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$this->select($spec->id, $spec->name)->options(function () use ($spec) {
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return collect($spec->items)->pluck('name', 'name');
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})->required();
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}
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$this->disableResetButton();
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}
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/**
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* The data of the form.
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*
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* @return array
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*/
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public function default()
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{
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return [
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// 'name' => 'John Doe',
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// 'email' => 'John.Doe@gmail.com',
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];
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}
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}
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