395 lines
13 KiB
PHP
395 lines
13 KiB
PHP
<?php
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declare (strict_types=1);
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namespace app\store\controller;
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use app\store\model\Card as CardModel;
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use app\store\model\card\CardPrint as CardPrintModel;
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use think\facade\Filesystem;
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use think\response\Json;
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use Picqer\Barcode\BarcodeGeneratorPNG;
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use setasign\Fpdi\Fpdi;
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use setasign\Fpdi\PdfReader\PdfReader;
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/**
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* 充值卡控制器
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* Class Card
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* @package app\store\controller
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*/
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class Card extends Controller
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{
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/**
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* 充值卡列表
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* @return mixed
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* @throws \think\exception\DbException
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*/
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public function index()
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{
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$model = new CardModel;
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$getData = $this->request->param();
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$data = [];
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if (isset($getData['card_number']) && !empty($getData['card_number'])) {
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$data[] = ['card_number', 'like', "%{$getData['card_number']}%"];
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}
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if (isset($getData['batch']) && !empty($getData['batch'])) {
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$data[] = ['batch', 'like', "%{$getData['batch']}%"];
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}
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if (isset($getData['user_id']) && $getData['user_id']) {
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$data[] = ['user_id', 'like', "%{$getData['user_id']}%"];
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}
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if (isset($getData['is_used']) && $getData['is_used'] > 0) {
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$data[] = ['is_used', '=', "{$getData['is_used']}"];
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}
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if (isset($getData['is_print']) && $getData['is_print'] > -1) {
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$data[] = ['is_print', '=', "{$getData['is_print']}"];
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}
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$data[] = ['is_delete', '=', 0];
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$list = $model->getList($data);
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return $this->renderSuccess(['list'=>$list]);
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}
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/**
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* 获取所有充值卡
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* @return mixed
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* @throws \think\exception\DbException
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*/
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public function all(): Json
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{
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$user = $this->store['user'];
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$list = CardModel::getAll($user);
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return $this->renderSuccess(compact('list','user'));
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}
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/**
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* 充值卡详情
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* @param int $cardId
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* @return Json
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* @throws BaseException
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* @throws \think\db\exception\DataNotFoundException
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* @throws \think\db\exception\DbException
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* @throws \think\db\exception\ModelNotFoundException
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* @throws \cores\exception\BaseException
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*/
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public function detail(int $cardId): Json
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{
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$cardInfo = CardModel::detail($cardId);
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return $this->renderSuccess(compact('cardInfo'));
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}
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/**
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* 删除充值卡
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* @return Json
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* @throws \think\exception\DbException
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*/
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public function delete(): Json
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{
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$arr = $this->postData();
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foreach ((array)$arr as $val){
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$model = CardModel::detail($val);
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$model->setDelete();
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}
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return $this->renderSuccess('删除成功');
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}
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public function generateRandomString($length = 12, $big = false) {
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$bytes = openssl_random_pseudo_bytes($length * 2); // 生成足够长的字节数
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return $big ? strtoupper(substr(bin2hex($bytes), 0, $length)) : substr(bin2hex($bytes), 0, $length); // 转换并截取所需长度
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}
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/**
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* 添加充值卡
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* @return array|mixed
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* @throws \think\Exception
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* @throws \think\db\exception\DataNotFoundException
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* @throws \think\db\exception\ModelNotFoundException
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* @throws \think\exception\DbException
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*/
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public function addCards()
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{
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$data = $this->postForm();
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$pattern = '/^[1-9]\d*$/';
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$amount = $data['amount'];
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if(!preg_match($pattern,(string)$amount)){
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return $this->renderError('充值卡金额必须是正整数');
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}
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if($amount <= 0){
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return $this->renderError('充值卡金额不能小于等于0');
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}
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if($amount > 1000){
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return $this->renderError('充值卡金额不能大于1000');
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}
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$cards = [];
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$data = [];
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$batch = $this->generateBatchNumber();
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for ($i = 1;$i <= 18;$i++){
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$cardNumber = $this->generateCardNumber(12,$cards); // 生成12位卡号
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$plainSecretKey = $this->generateRandomString(16, true); // 生成16个字符长度的大写密钥
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$data[] = [
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'batch' => $batch,
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'card_number' => $cardNumber,
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'secret_key' => $plainSecretKey,
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'amount' => $amount,
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'file_path' => $this->generateBarcode($plainSecretKey),
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];
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$cards[] = $cardNumber;
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}
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$model = new CardModel;
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// 新增记录
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if (!$model->add($data,$this->store['user'])) {
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return $this->renderError('添加充值卡失败');
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}
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$this->pdf($cards, $amount, $batch);
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return $this->renderSuccess('成功添加18张充值卡');
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}
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/** 生成12位卡号
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* @param int $length
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* @param array $cards
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* @return false|string
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*/
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public function generateCardNumber($length = 12, $cards = []) {
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$timestamp = substr((string)(microtime(true) * 10000), -6); // 从时间戳中获取6位数
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$randomNumber = str_pad((string)rand(0, 999999), 6, '0', STR_PAD_LEFT); // 随机生成6位数
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// 合成卡号
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$cardNumber = $timestamp . $randomNumber;
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// 确保长度
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$cardNumber = substr((string)$cardNumber, 0, $length);
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// 校验数据库是否存在该卡号
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if ($this->checkCardExists($cardNumber, $cards)) {
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return $this->generateCardNumber($length, $cards); // 如果卡号已存在，重新生成
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}
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return $cardNumber;
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}
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/** 检查卡号是否存在
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* @param string $cardNumber
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* @param array $cards
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* @return bool
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*/
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public function checkCardExists($cardNumber, $cards) {
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return !(!in_array($cardNumber, $cards) && !CardModel::detail(['card_number'=>$cardNumber]));
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}
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/** 生成批次号
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* @param string $prefix
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* @return string
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*/
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function generateBatchNumber($prefix = 'CARD') {
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$date = date('Ymd');
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$randomNumber = str_pad((string)rand(0, 9999), 4, '0', STR_PAD_LEFT);
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// 合成批次号，前缀 + 日期 + 随机数
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return $prefix . $date . $randomNumber;
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}
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/**
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* 修改充值卡使用状态
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* @return String
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*/
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public function generateBarcode($key) {
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// 确保密钥长度一致
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$key = str_pad($key, 16, '0', STR_PAD_LEFT);
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$generator = new BarcodeGeneratorPNG();
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// 选择适当的条形码类型，例如 C128
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$barcode = $generator->getBarcode($key, $generator::TYPE_CODE_128);
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$name = $key.'.png';
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$path = $this->getCardPath().$name;
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// 在图像上绘制条形码
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$barcodeImage = imagecreatefromstring($barcode);
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// 创建一个空白图像，用于绘制条形码和编码文本
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$barcodeWidth = imagesx($barcodeImage)+5;
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$barcodeHeight = imagesy($barcodeImage);
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$fontSize = 18; // 字体大小
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$letterSpacing = 5; // 设置字符间距
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$text = $key;
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$image = imagecreate($barcodeWidth, $barcodeHeight + 20); // 额外留出20px高度用于编码文本
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$backgroundColor = imagecolorallocate($image, 255, 255, 255); // 白色背景
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$textColor = imagecolorallocate($image, 0, 0, 0); // 黑色文字
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imagecopy($image, $barcodeImage, 0, 0, 0, 0, imagesx($barcodeImage), imagesy($barcodeImage));
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// 在图像下方绘制编码文本
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// 计算文本的总宽度（考虑字符间距）
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$textWidth = (imagefontwidth($fontSize) + $letterSpacing) * strlen($text) - $letterSpacing;
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// 计算文本的起始X坐标，使文本居中
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$textX = ($barcodeWidth - $textWidth) / 2;
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$textY = $barcodeHeight;
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//imagestring($image, $fontSize, $textX, $textY, $text, $textColor);
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// 绘制文本，逐个字符添加间距
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for ($i = 0; $i < strlen($text); $i++) {
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$xPos = intval($textX + ($i * (imagefontwidth($fontSize) + $letterSpacing)));
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imagestring($image, $fontSize, $xPos, $textY, $text[$i], $textColor);
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}
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// 将图像保存为文件
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imagepng($image, public_path().$path);
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// 销毁图像资源
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imagedestroy($image);
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imagedestroy($barcodeImage);
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// 将条形码保存为文件或输出
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//file_put_contents(public_path().$path, $barcode);
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return $path;
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}
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/**
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* 获取兑换卡保存路径
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* @return string
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*/
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private function getCardPath(): string
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{
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$filePath = 'uploads/card/' . date("Ymd") . '/';
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!is_dir($filePath) && mkdir($filePath, 0755, true);
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return $filePath;
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}
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/**
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* 修改充值卡使用状态
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* @return Json
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*/
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public function changeState(): Json
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{
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$post = $this->postData();
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$is_used = $post['state']?20:10;
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// 商品详情
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foreach ((array)$post['cardIds'] as $card_id) {
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$model = CardModel::detail($card_id);
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if (!$model->changeStatus($is_used)) {
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return $this->renderError('修改状态失败');
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}
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}
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return $this->renderSuccess($post);
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}
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/** 填充pdf
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* @param $cards
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* @param $amount
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* @param $batch
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* @return string
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*/
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public function pdf($cards, $amount, $batch)
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{
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/*$sum = 0;
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$money = 0;
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// 商品详情
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foreach ((array)$cards as $card_number) {
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$model = CardModel::detail(['card_number'=>$card_number]);
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if($money == 0){
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$money = $model['amount'];
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}
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if($model['amount'] != $money){
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return $this->renderError('请选择同一面额的兑换卡进行打印');
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}
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if ($model['is_used'] == 10 && $model['is_delete'] == 0 && $model['is_print'] == 0) {
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$sum++;
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}
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}
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if($sum != 18){
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return $this->renderError('请选择18张兑换卡');
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}*/
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$result = [];
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// 商品详情
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foreach ((array)$cards as $card_number) {
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$model = CardModel::detail(['card_number'=>$card_number]);
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if ($model['is_used'] == 10 && $model['is_delete'] == 0 && $model['is_print'] == 0) {
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$result[] = ['card_number'=>$model['card_number'],'file_path'=>$model['file_path'],'amount'=>(int)$model['amount']];
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}
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}
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$url = $this->fillPdfTemplate($result, $amount);
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CardPrintModel::add([
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'file_path' => $url,
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'amount' => $amount,
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'batch' => $batch,
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'num' => 18,
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'store_user_id' => $this->store['user']['store_user_id'],
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'store_id' => $this->storeId,
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]);
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return $url;
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}
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public function fillPdfTemplate($result, $amount)
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{
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// 创建 FPDI 对象
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$pdf = new FPDI();
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// 设置要导入的 PDF 模板文件路径
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$templateFile = public_path().'uploads/template/template_'.$amount.'.pdf';
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// 设置要导入的 PDF 模板文件
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$pageCount = $pdf->setSourceFile($templateFile);
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// import page 1
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$tplIdx = $pdf->importPage(1);
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// get the width and height of the template
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$specs = $pdf->getTemplateSize($tplIdx);
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// add a page
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$pdf->AddPage($specs['orientation'], array($specs['width'], $specs['height']));
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// use the imported page as the template
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$pdf->useTemplate($tplIdx, 0, 0);
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// now write some text above the imported page
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$chunkedArray = array_chunk($result, 3);
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// 初始坐标
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$numberX = 24;
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$numberY = 45;
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$nxIncrement = 88.5;
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$nyIncrement = 56.5;
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$keyX = 46;
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$keyY = 44;
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// x坐标和y坐标的增量
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$kxIncrement = 88.5;
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$kyIncrement = 56.5;
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// 循环每一排
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for ($row = 0; $row < 6; $row++) {
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// 计算当前行的y坐标
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$ny = $numberY + $row * $nyIncrement;
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$ky = $keyY + $row * $kyIncrement;
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// 循环每一列
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for ($col = 0; $col < 3; $col++) {
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// 计算当前列的x坐标
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$nx = $numberX + $col * $nxIncrement;
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$kx = $keyX + $col * $kxIncrement;
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// 输出结果
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// 设置字体并填充文本
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$pdf->SetFont('Arial', 'B', 7);
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$pdf->SetXY($nx, $ny);
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$pdf->Cell(0, 10, $chunkedArray[$row][$col]['card_number']);
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// 填充图片
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$imageFile = public_path().$chunkedArray[$row][$col]['file_path'];
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$pdf->Image($imageFile, $kx, $ky, 55, 8);
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}
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}
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$url = 'uploads/pdf/'.time().'.pdf';
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// 输出填充后的 PDF
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$pdf->Output('F', public_path().$url);
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return $url;
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}
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}
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