初始化项目

server-tp6/app/store/controller/Card.php

@@ -0,0 +1,394 @@
+<?php
+declare (strict_types=1);
+
+namespace app\store\controller;
+
+use app\store\model\Card as CardModel;
+use app\store\model\card\CardPrint as CardPrintModel;
+use think\facade\Filesystem;
+use think\response\Json;
+use Picqer\Barcode\BarcodeGeneratorPNG;
+use setasign\Fpdi\Fpdi;
+use setasign\Fpdi\PdfReader\PdfReader;
+
+/**
+ * 充值卡控制器
+ * Class Card
+ * @package app\store\controller
+ */
+class Card extends Controller
+{
+    /**
+     * 充值卡列表
+     * @return mixed
+     * @throws \think\exception\DbException
+     */
+    public function index()
+    {
+        $model = new CardModel;
+        $getData = $this->request->param();
+        $data = [];
+        if (isset($getData['card_number']) && !empty($getData['card_number'])) {
+            $data[] = ['card_number', 'like', "%{$getData['card_number']}%"];
+        }
+        if (isset($getData['batch']) && !empty($getData['batch'])) {
+            $data[] = ['batch', 'like', "%{$getData['batch']}%"];
+        }
+        if (isset($getData['user_id']) && $getData['user_id']) {
+            $data[] = ['user_id', 'like', "%{$getData['user_id']}%"];
+        }
+        if (isset($getData['is_used']) && $getData['is_used'] > 0) {
+            $data[] = ['is_used', '=', "{$getData['is_used']}"];
+        }
+        if (isset($getData['is_print']) && $getData['is_print'] > -1) {
+            $data[] = ['is_print', '=', "{$getData['is_print']}"];
+        }
+        $data[] = ['is_delete', '=', 0];
+        $list = $model->getList($data);
+        return $this->renderSuccess(['list'=>$list]);
+    }
+
+    /**
+     * 获取所有充值卡
+     * @return mixed
+     * @throws \think\exception\DbException
+     */
+    public function all(): Json
+    {
+        $user = $this->store['user'];
+        $list = CardModel::getAll($user);
+        return $this->renderSuccess(compact('list','user'));
+    }
+
+    /**
+     * 充值卡详情
+     * @param int $cardId
+     * @return Json
+     * @throws BaseException
+     * @throws \think\db\exception\DataNotFoundException
+     * @throws \think\db\exception\DbException
+     * @throws \think\db\exception\ModelNotFoundException
+     * @throws \cores\exception\BaseException
+     */
+    public function detail(int $cardId): Json
+    {
+        $cardInfo = CardModel::detail($cardId);
+        return $this->renderSuccess(compact('cardInfo'));
+    }
+
+    /**
+     * 删除充值卡
+     * @return Json
+     * @throws \think\exception\DbException
+     */
+    public function delete(): Json
+    {
+        $arr = $this->postData();
+        foreach ((array)$arr as $val){
+            $model = CardModel::detail($val);
+            $model->setDelete();
+        }
+        return $this->renderSuccess('删除成功');
+    }
+
+    public function generateRandomString($length = 12, $big = false) {
+        $bytes = openssl_random_pseudo_bytes($length * 2); // 生成足够长的字节数
+        return $big ? strtoupper(substr(bin2hex($bytes), 0, $length)) : substr(bin2hex($bytes), 0, $length); // 转换并截取所需长度
+    }
+
+    /**
+     * 添加充值卡
+     * @return array|mixed
+     * @throws \think\Exception
+     * @throws \think\db\exception\DataNotFoundException
+     * @throws \think\db\exception\ModelNotFoundException
+     * @throws \think\exception\DbException
+     */
+    public function addCards()
+    {
+        $data = $this->postForm();
+        $pattern = '/^[1-9]\d*$/';
+        $amount = $data['amount'];
+        if(!preg_match($pattern,(string)$amount)){
+            return $this->renderError('充值卡金额必须是正整数');
+        }
+        if($amount <= 0){
+            return $this->renderError('充值卡金额不能小于等于0');
+        }
+        if($amount > 1000){
+            return $this->renderError('充值卡金额不能大于1000');
+        }
+        $cards = [];
+        $data = [];
+        $batch = $this->generateBatchNumber();
+        for ($i = 1;$i <= 18;$i++){
+            $cardNumber = $this->generateCardNumber(12,$cards);  // 生成12位卡号
+            $plainSecretKey = $this->generateRandomString(16, true);  // 生成16个字符长度的大写密钥
+
+            $data[] = [
+                'batch' => $batch,
+                'card_number' => $cardNumber,
+                'secret_key' => $plainSecretKey,
+                'amount' => $amount,
+                'file_path' => $this->generateBarcode($plainSecretKey),
+            ];
+            $cards[] = $cardNumber;
+        }
+        $model = new CardModel;
+        // 新增记录
+        if (!$model->add($data,$this->store['user'])) {
+            return $this->renderError('添加充值卡失败');
+        }
+        $this->pdf($cards, $amount, $batch);
+        return $this->renderSuccess('成功添加18张充值卡');
+    }
+
+    /** 生成12位卡号
+     * @param int $length
+     * @param array $cards
+     * @return false|string
+     */
+    public function generateCardNumber($length = 12, $cards = []) {
+        $timestamp = substr((string)(microtime(true) * 10000), -6); // 从时间戳中获取6位数
+        $randomNumber = str_pad((string)rand(0, 999999), 6, '0', STR_PAD_LEFT); // 随机生成6位数
+
+        // 合成卡号
+        $cardNumber = $timestamp . $randomNumber;
+        // 确保长度
+        $cardNumber = substr((string)$cardNumber, 0, $length);
+        // 校验数据库是否存在该卡号
+        if ($this->checkCardExists($cardNumber, $cards)) {
+            return $this->generateCardNumber($length, $cards); // 如果卡号已存在，重新生成
+        }
+
+        return $cardNumber;
+    }
+    /** 检查卡号是否存在
+     * @param string $cardNumber
+     * @param array $cards
+     * @return bool
+     */
+    public function checkCardExists($cardNumber, $cards) {
+        return !(!in_array($cardNumber, $cards) && !CardModel::detail(['card_number'=>$cardNumber]));
+    }
+
+    /** 生成批次号
+     * @param string $prefix
+     * @return string
+     */
+    function generateBatchNumber($prefix = 'CARD') {
+        $date = date('Ymd');
+        $randomNumber = str_pad((string)rand(0, 9999), 4, '0', STR_PAD_LEFT);
+
+        // 合成批次号，前缀 + 日期 + 随机数
+        return $prefix . $date . $randomNumber;
+    }
+
+
+    /**
+     * 修改充值卡使用状态
+     * @return String
+     */
+    public function generateBarcode($key) {
+        // 确保密钥长度一致
+        $key = str_pad($key, 16, '0', STR_PAD_LEFT);
+
+        $generator = new BarcodeGeneratorPNG();
+        // 选择适当的条形码类型，例如 C128
+        $barcode = $generator->getBarcode($key, $generator::TYPE_CODE_128);
+        $name = $key.'.png';
+        $path = $this->getCardPath().$name;
+
+
+
+        // 在图像上绘制条形码
+        $barcodeImage = imagecreatefromstring($barcode);
+
+        // 创建一个空白图像，用于绘制条形码和编码文本
+        $barcodeWidth = imagesx($barcodeImage)+5;
+        $barcodeHeight = imagesy($barcodeImage);
+        $fontSize = 18; // 字体大小
+        $letterSpacing = 5; // 设置字符间距
+        $text = $key;
+
+        $image = imagecreate($barcodeWidth, $barcodeHeight + 20); // 额外留出20px高度用于编码文本
+        $backgroundColor = imagecolorallocate($image, 255, 255, 255); // 白色背景
+        $textColor = imagecolorallocate($image, 0, 0, 0); // 黑色文字
+
+        imagecopy($image, $barcodeImage, 0, 0, 0, 0, imagesx($barcodeImage), imagesy($barcodeImage));
+
+        // 在图像下方绘制编码文本
+        // 计算文本的总宽度（考虑字符间距）
+        $textWidth = (imagefontwidth($fontSize) + $letterSpacing) * strlen($text) - $letterSpacing;
+
+        // 计算文本的起始X坐标，使文本居中
+        $textX = ($barcodeWidth - $textWidth) / 2;
+        $textY = $barcodeHeight;
+        //imagestring($image, $fontSize, $textX, $textY, $text, $textColor);
+
+        // 绘制文本，逐个字符添加间距
+        for ($i = 0; $i < strlen($text); $i++) {
+            $xPos = intval($textX + ($i * (imagefontwidth($fontSize) + $letterSpacing)));
+            imagestring($image, $fontSize, $xPos, $textY, $text[$i], $textColor);
+        }
+
+        // 将图像保存为文件
+        imagepng($image, public_path().$path);
+
+        // 销毁图像资源
+        imagedestroy($image);
+        imagedestroy($barcodeImage);
+
+
+        // 将条形码保存为文件或输出
+        //file_put_contents(public_path().$path, $barcode);
+        return $path;
+    }
+
+    /**
+     * 获取兑换卡保存路径
+     * @return string
+     */
+    private function getCardPath(): string
+    {
+        $filePath = 'uploads/card/' . date("Ymd") . '/';
+        !is_dir($filePath) && mkdir($filePath, 0755, true);
+        return $filePath;
+    }
+
+    /**
+     * 修改充值卡使用状态
+     * @return Json
+     */
+    public function changeState(): Json
+    {
+        $post = $this->postData();
+        $is_used = $post['state']?20:10;
+        // 商品详情
+        foreach ((array)$post['cardIds'] as $card_id) {
+            $model = CardModel::detail($card_id);
+            if (!$model->changeStatus($is_used)) {
+                return $this->renderError('修改状态失败');
+            }
+        }
+        return $this->renderSuccess($post);
+    }
+
+    /** 填充pdf
+     * @param $cards
+     * @param $amount
+     * @param $batch
+     * @return string
+     */
+    public function pdf($cards, $amount, $batch)
+    {
+        /*$sum = 0;
+        $money = 0;
+        // 商品详情
+        foreach ((array)$cards as $card_number) {
+            $model = CardModel::detail(['card_number'=>$card_number]);
+            if($money == 0){
+                $money = $model['amount'];
+            }
+            if($model['amount'] != $money){
+                return $this->renderError('请选择同一面额的兑换卡进行打印');
+            }
+            if ($model['is_used'] == 10 && $model['is_delete'] == 0 && $model['is_print'] == 0) {
+                $sum++;
+            }
+        }
+        if($sum != 18){
+            return $this->renderError('请选择18张兑换卡');
+        }*/
+        $result = [];
+        // 商品详情
+        foreach ((array)$cards as $card_number) {
+            $model = CardModel::detail(['card_number'=>$card_number]);
+            if ($model['is_used'] == 10 && $model['is_delete'] == 0 && $model['is_print'] == 0) {
+                $result[] = ['card_number'=>$model['card_number'],'file_path'=>$model['file_path'],'amount'=>(int)$model['amount']];
+            }
+        }
+        $url = $this->fillPdfTemplate($result, $amount);
+        CardPrintModel::add([
+            'file_path' => $url,
+            'amount' => $amount,
+            'batch' => $batch,
+            'num' => 18,
+            'store_user_id' => $this->store['user']['store_user_id'],
+            'store_id' => $this->storeId,
+        ]);
+        return $url;
+    }
+
+    public function fillPdfTemplate($result, $amount)
+    {
+        // 创建 FPDI 对象
+        $pdf = new FPDI();
+
+        // 设置要导入的 PDF 模板文件路径
+        $templateFile = public_path().'uploads/template/template_'.$amount.'.pdf';
+
+        // 设置要导入的 PDF 模板文件
+        $pageCount = $pdf->setSourceFile($templateFile);
+
+        // import page 1
+        $tplIdx = $pdf->importPage(1);
+        // get the width and height of the template
+        $specs = $pdf->getTemplateSize($tplIdx);
+        // add a page
+        $pdf->AddPage($specs['orientation'], array($specs['width'], $specs['height']));
+        // use the imported page as the template
+        $pdf->useTemplate($tplIdx, 0, 0);
+        // now write some text above the imported page
+
+        $chunkedArray = array_chunk($result, 3);
+
+        // 初始坐标
+        $numberX = 24;
+        $numberY = 45;
+
+        $nxIncrement = 88.5;
+        $nyIncrement = 56.5;
+
+        $keyX = 46;
+        $keyY = 44;
+        // x坐标和y坐标的增量
+        $kxIncrement = 88.5;
+        $kyIncrement = 56.5;
+
+
+
+        // 循环每一排
+        for ($row = 0; $row < 6; $row++) {
+
+            // 计算当前行的y坐标
+            $ny = $numberY + $row * $nyIncrement;
+            $ky = $keyY + $row * $kyIncrement;
+            
+
+
+            // 循环每一列
+            for ($col = 0; $col < 3; $col++) {
+                // 计算当前列的x坐标
+                $nx = $numberX + $col * $nxIncrement;
+                $kx = $keyX + $col * $kxIncrement;
+
+                // 输出结果
+
+                // 设置字体并填充文本
+                $pdf->SetFont('Arial', 'B', 7);
+                $pdf->SetXY($nx, $ny);
+                $pdf->Cell(0, 10, $chunkedArray[$row][$col]['card_number']);
+
+                // 填充图片
+                $imageFile = public_path().$chunkedArray[$row][$col]['file_path'];
+                    
+                $pdf->Image($imageFile, $kx, $ky, 55, 8);
+            }
+        }
+        $url = 'uploads/pdf/'.time().'.pdf';
+        // 输出填充后的 PDF
+        $pdf->Output('F', public_path().$url);
+        return $url;
+    }
+}