143 lines
4.8 KiB
PHP
143 lines
4.8 KiB
PHP
<?php
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namespace App\Service\common;
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/**
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* 表格导出辅助：报价给结构化列/行（前端 ExcelJS 画 xlsx），小程序继续用 text。
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* 仍保留 toCsv / parseUpload，避免旧调用立刻断掉。
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*/
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class ExcelCsvService
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{
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private static mixed $_instance;
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public static function getInstance(): null|static
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{
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$name = get_called_class();
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if (!isset(self::$_instance[$name])) {
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self::$_instance[$name] = new static();
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}
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return self::$_instance[$name];
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}
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/**
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* 行数组转带 BOM 的 CSV 文本
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*/
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public function toCsv(array $header, array $rows): string
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{
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$fp = fopen('php://temp', 'r+');
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fprintf($fp, chr(0xEF) . chr(0xBB) . chr(0xBF));
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fputcsv($fp, $header);
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foreach ($rows as $row) {
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$line = [];
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foreach ($header as $key) {
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$line[] = $row[$key] ?? '';
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}
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fputcsv($fp, $line);
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}
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rewind($fp);
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$csv = stream_get_contents($fp);
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fclose($fp);
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return $csv === false ? '' : $csv;
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}
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/**
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* 解析上传文件（csv / 文本）
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*/
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public function parseUpload($file): array
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{
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if (empty($file)) {
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UtilsService::getInstance()->errorThrow('请上传表格文件');
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}
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$path = is_string($file) ? $file : $file->getRealPath();
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$raw = file_get_contents($path);
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if ($raw === false) {
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UtilsService::getInstance()->errorThrow('文件读取失败');
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}
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if (str_starts_with($raw, "\xEF\xBB\xBF")) {
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$raw = substr($raw, 3);
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}
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$fp = fopen('php://temp', 'r+');
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fwrite($fp, $raw);
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rewind($fp);
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$header = fgetcsv($fp);
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if (empty($header)) {
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fclose($fp);
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UtilsService::getInstance()->errorThrow('表格没有表头');
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}
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$header = array_map(static fn ($v) => trim((string) $v), $header);
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$rows = [];
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while (($cols = fgetcsv($fp)) !== false) {
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if ($this->rowEmpty($cols)) {
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continue;
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}
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$item = [];
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foreach ($header as $i => $key) {
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$item[$key] = isset($cols[$i]) ? trim((string) $cols[$i]) : '';
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}
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$rows[] = $item;
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}
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fclose($fp);
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return $rows;
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}
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/**
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* 清单报价：后台用 ExcelJS 画 xlsx，小程序继续用 text 分享
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*/
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public function quoteFromList(array $info): array
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{
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$rows = [];
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$lines = [];
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$name = (string) ($info['name'] ?? $info['list_no'] ?? '报价');
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$lines[] = $name;
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foreach ($info['items'] ?? [] as $item) {
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$title = (string) ($item['title'] ?? $item['catalogue']['title'] ?? $item['product']['title'] ?? '');
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$spec = (string) ($item['specification'] ?? $item['price_sheet']['specification'] ?? '');
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$qty = (int) ($item['quantity'] ?? 1);
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$unit = (string) ($item['unit_price_text'] ?? '');
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$total = (string) ($item['total_price_text'] ?? '');
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$rows[] = [
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'title' => $title,
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'specification' => $spec,
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'quantity' => $qty,
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'unit_price' => $unit,
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'total_price' => $total,
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];
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$lines[] = trim($title . ' ' . $spec . ' x' . $qty . ($unit !== '' ? ' ¥' . $unit : ''));
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}
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$payable = (string) ($info['payable_amount_text'] ?? $info['total_amount_text'] ?? '');
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if ($payable !== '') {
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$lines[] = '合计 ¥' . $payable;
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}
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$no = (string) ($info['list_no'] ?? 'quote');
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return [
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'filename' => 'quote-' . $no . '.xlsx',
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'title' => $name,
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'sheet' => '报价',
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'subtitle' => '清单号 ' . $no,
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'columns' => [
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['key' => 'title', 'header' => '商品', 'width' => 28],
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['key' => 'specification', 'header' => '规格', 'width' => 22],
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['key' => 'quantity', 'header' => '数量', 'width' => 10, 'align' => 'center'],
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['key' => 'unit_price', 'header' => '单价', 'width' => 14, 'align' => 'right'],
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['key' => 'total_price', 'header' => '小计', 'width' => 14, 'align' => 'right'],
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],
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'rows' => $rows,
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'summary' => [
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'title' => '合计',
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'total_price' => $payable === '' ? '' : ('¥' . $payable),
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],
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'text' => implode("\n", $lines),
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];
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}
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private function rowEmpty(array $cols): bool
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{
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foreach ($cols as $col) {
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if (trim((string) $col) !== '') {
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return false;
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}
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}
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return true;
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}
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}
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