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63 lines
1.5 KiB
63 lines
1.5 KiB
<?php
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namespace App\Imports;
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use App\Models\ProductSpec;
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use Illuminate\Support\Collection;
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use Illuminate\Support\Facades\DB;
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use Maatwebsite\Excel\Concerns\ToCollection;
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class ProductSpecImport implements ToCollection
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{
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private int $product_id;
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private array $keys;
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public function __construct(int $product_id)
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{
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$this->product_id = $product_id;
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}
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public function collection(Collection $collection)
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{
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if ($collection->isEmpty()) {
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return;
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}
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//校验数组count()是否正确
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if (count($collection[0]) < 6) {
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throw new \Exception('Excel产品规格格式不正确');
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}
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$this->keys = array_flip($collection[0]->toArray());
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//去除第一行的标题
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unset($collection[0]);
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$this->createData($collection);
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}
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private function createData($rows)
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{
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$keys = $this->keys;
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DB::beginTransaction();
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foreach ($rows as $row) {
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# Excel日期是从1900-01-01起的天数，PHP日期是1970-01-01起，所以要减去25569天数得到正确日期
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$row[$keys['日期']] = date('Y-m-d', strtotime('+ ' . ($row[$keys['日期']] - 25569) . 'day', 0));
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ProductSpec::updateOrCreate([
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'product_id' => $this->product_id,
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'name' => $row[$keys['规格名称']],
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'date' => $row[$keys['日期']],
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], [
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'product_id' => $this->product_id,
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'name' => $row[$keys['规格名称']],
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'date' => $row[$keys['日期']],
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'stock' => $row[$keys['库存']],
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'original_price' => $row[$keys['市场价']],
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'price' => $row[$keys['销售价']],
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'cost_price' => $row[$keys['成本价']],
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]);
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}
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DB::commit();
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}
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}
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