楚江ERP:合同打印改为pdf

@@ -59,12 +59,12 @@ import org.springframework.validation.annotation.Validated;
 import org.springframework.web.bind.annotation.*;
 import org.springframework.web.bind.annotation.*;
 
 
 import javax.annotation.Resource;
 import javax.annotation.Resource;
+import java.io.*;
+import java.nio.file.Files;
+import java.util.concurrent.TimeUnit;
 import javax.servlet.http.HttpServletResponse;
 import javax.servlet.http.HttpServletResponse;
 import javax.validation.Valid;
 import javax.validation.Valid;
 import javax.validation.constraints.NotBlank;
 import javax.validation.constraints.NotBlank;
-import java.io.FileNotFoundException;
-import java.io.IOException;
-import java.io.InputStream;
 import java.math.BigDecimal;
 import java.math.BigDecimal;
 import java.math.RoundingMode;
 import java.math.RoundingMode;
 import java.net.URLEncoder;
 import java.net.URLEncoder;
@@ -750,7 +750,7 @@ public class ContractDistributorStandardController extends DefaultBaseController
     /**
     /**
      * 标准合同模版打印
      * 标准合同模版打印
      */
      */
-    @ApiOperation("标准合同模版打印")
+  /*  @ApiOperation("标准合同模版打印")
     @HasPermission({
     @HasPermission({
             "contract-manage:distribution-standard-contract:query",
             "contract-manage:distribution-standard-contract:query",
             "contract-manage:distribution-inventory-contract:query",
             "contract-manage:distribution-inventory-contract:query",
@@ -958,7 +958,7 @@ public class ContractDistributorStandardController extends DefaultBaseController
             log.error("标准合同模版打印: {}", e.getMessage(), e);
             log.error("标准合同模版打印: {}", e.getMessage(), e);
             throw e;
             throw e;
         }
         }
-    }
+    }*/
 
 
     private void processTemplate(Workbook workbook, Map<String, Object> dataMap) {
     private void processTemplate(Workbook workbook, Map<String, Object> dataMap) {
         Sheet sheet = workbook.getSheetAt(0);
         Sheet sheet = workbook.getSheetAt(0);
@@ -1043,4 +1043,270 @@ public class ContractDistributorStandardController extends DefaultBaseController
             cell.setCellValue(((LocalDate) value).format(DateTimeFormatter.ofPattern("yyyy-MM-dd")));
             cell.setCellValue(((LocalDate) value).format(DateTimeFormatter.ofPattern("yyyy-MM-dd")));
         }
         }
     }
     }
+
+    /**
+     * 标准合同模版打印
+     */
+    @ApiOperation("标准合同模版打印")
+    @HasPermission({
+            "contract-manage:distribution-standard-contract:query",
+            "contract-manage:distribution-inventory-contract:query",
+            "contract-manage:distribution-unlocked-contract:query",
+            "contract-manage:foreign-trade-standard-contract:query",
+            "contract-manage:foreign-trade-inventory-contract:query",
+            "contract-manage:foreign-trade-unlocked-contract:query",
+            "contract-manage:processed-standard-contract:query"
+    })
+    @GetMapping("/printStandardContract")
+    public void printStandardContract(@NotBlank(message = "合同不可为空") String id, HttpServletResponse response) throws IOException {
+        InvokeResult<GetContractDistributorStandardBo> result = get(id);
+        GetContractDistributorStandardBo data = result.getData();
+
+        // === 1. 确定模板路径（不变）===
+        String templatePath = "templates/standardContractTemplate.xls";
+        if ("INTL_STD_CONTRACT".equals(data.getType())
+                || "INTL_INVENTORY_AGMT".equals(data.getType())
+                || "INTL_OPEN_SPEC_AGMT".equals(data.getType())) {
+            templatePath = "templates/foreignStandardContractTemplate.xls";
+        } else if ("PROCESS_STD_AGMT".equals(data.getType())) {
+            templatePath = "templates/processStdAgmtTemplate.xls";
+        }
+
+        // === 2. 创建临时 .xls 文件 ===
+        File tempExcel = null;
+        File pdfFile = null;
+
+        try {
+            // === 3. 加载模板并填充数据（核心逻辑完全保留）===
+            ClassPathResource templateResource = new ClassPathResource(templatePath);
+            try (InputStream inputStream = templateResource.getStream()) {
+                HSSFWorkbook workbook = new HSSFWorkbook(inputStream);
+
+                try {
+                    Sheet sheet = workbook.getSheetAt(0);
+                    DateTimeFormatter dateFormatter = DateTimeFormatter.ofPattern("yyyy-MM-dd");
+                    int startRow = 6;
+                    String contractTitle = "销售订单（经销）";
+                    if ("INTL_STD_CONTRACT".equals(data.getType())
+                            || "INTL_INVENTORY_AGMT".equals(data.getType())
+                            || "INTL_OPEN_SPEC_AGMT".equals(data.getType())) {
+                        contractTitle = "销售订单（外贸）";
+                    }
+
+                    List<String> productNameList = contractFrameworkService.getCustomerFrameworkProductNameList(data.getBuyer(), data.getSupplier());
+
+                    if (CollectionUtils.isNotEmpty(data.getContractDistributorLineList())) {
+                        for (GetContractDistributorLineBo line : data.getContractDistributorLineList()) {
+                            if (StringUtils.isNotBlank(line.getProductName())
+                                    && !productNameList.contains(line.getProductName().substring(0, 2))) {
+                                contractTitle = "销售合同（经销）";
+                                if ("INTL_STD_CONTRACT".equals(data.getType())
+                                        || "INTL_INVENTORY_AGMT".equals(data.getType())
+                                        || "INTL_OPEN_SPEC_AGMT".equals(data.getType())) {
+                                    contractTitle = "销售合同（外贸）";
+                                }
+                            }
+
+                            setCellValue(sheet, startRow, 1, line.getProductName());
+                            setCellValue(sheet, startRow, 4, line.getBrand());
+
+                            // --- 构建 LaTeX 并插入图片 ---
+                            List<LatexFormulaExcelExporterUtil.FormulaComponent> formulaComponentList = new ArrayList<>(3);
+                            addFormulaComponent(formulaComponentList, line.getThickness(), line.getThicknessTolPos(), line.getThicknessTolNeg());
+                            addFormulaComponent(formulaComponentList, line.getWidth(), line.getWidthTolPos(), line.getWidthTolNeg());
+                            addFormulaComponent(formulaComponentList, line.getLength(), line.getLengthTolPos(), line.getLengthTolNeg());
+
+                            String latex = LatexFormulaExcelExporterUtil.convertToLatex(formulaComponentList);
+                            if (StringUtils.isNotBlank(latex)) {
+                                LatexFormulaExcelExporterUtil.insertLatexImageToCell(workbook, sheet, latex, startRow, 5);
+                            }
+
+                            setCellValue(sheet, startRow, 6, line.getStatus());
+                            setCellValue(sheet, startRow, 7, line.getQuantity());
+
+                            if ("INTL_STD_CONTRACT".equals(data.getType())
+                                    || "INTL_INVENTORY_AGMT".equals(data.getType())
+                                    || "INTL_OPEN_SPEC_AGMT".equals(data.getType())) {
+                                setCellValue(sheet, startRow, 9, line.getProcessingFee());
+                                setCellValue(sheet, startRow, 10, line.getUnitPrice());
+                            } else {
+                                setCellValue(sheet, startRow, 9, line.getUnitPrice());
+                                setCellValue(sheet, startRow, 10, line.getAmountExcludingTax());
+                            }
+
+                            setCellValue(sheet, startRow, 11, line.getTotalAmount());
+                            setCellValue(sheet, startRow, 12,
+                                    line.getDeliveryDate() != null ? line.getDeliveryDate().format(dateFormatter) : "");
+                            startRow++;
+                        }
+                    }
+
+                    if (CollectionUtils.isNotEmpty(data.getContractStdProcessingLineList())) {
+                        startRow++;
+                        for (GetContractStdProcessingLineBo line : data.getContractStdProcessingLineList()) {
+                            setCellValue(sheet, startRow, 1, line.getRawProductName() + "、" + line.getRawProductGrade());
+                            setCellValue(sheet, startRow, 4, line.getSupplyTime());
+                            setCellValue(sheet, startRow, 5, line.getMaterialProductRatioName());
+                            setCellValue(sheet, startRow, 6, line.getProductName());
+                            setCellValue(sheet, startRow, 7, line.getProductGrade());
+                            setCellValue(sheet, startRow, 8, line.getProductQuantity());
+
+                            List<LatexFormulaExcelExporterUtil.FormulaComponent> formulaComponentList = new ArrayList<>(3);
+                            addFormulaComponent(formulaComponentList, line.getThickness(), line.getThicknessTolPos(), line.getThicknessTolNeg());
+                            addFormulaComponent(formulaComponentList, line.getWidth(), line.getWidthTolPos(), line.getWidthTolNeg());
+                            addFormulaComponent(formulaComponentList, line.getLength(), line.getLengthTolPos(), line.getLengthTolNeg());
+
+                            String latex = LatexFormulaExcelExporterUtil.convertToLatex(formulaComponentList);
+                            if (StringUtils.isNotBlank(latex)) {
+                                LatexFormulaExcelExporterUtil.insertLatexImageToCell(workbook, sheet, latex, startRow, 9);
+                            }
+
+                            setCellValue(sheet, startRow, 10, line.getProductStatus());
+                            setCellValue(sheet, startRow, 11, line.getUnitPrice());
+                            setCellValue(sheet, startRow, 12, line.getAmountExcludingTax());
+                            setCellValue(sheet, startRow, 13, line.getTotalAmount());
+                            setCellValue(sheet, startRow, 14,
+                                    line.getDeliveryDate() != null ? line.getDeliveryDate().format(dateFormatter) : "");
+                        }
+                    }
+
+                    // --- 填充全局变量 ---
+                    Map<String, Object> dataMap = buildDataMap(data, contractTitle, dateFormatter);
+                    processTemplate(workbook, dataMap);
+
+                    // === 4. 写入临时 .xls 文件 ===
+                    tempExcel = File.createTempFile("contract_" + data.getCode(), ".xls");
+                    try (FileOutputStream fos = new FileOutputStream(tempExcel)) {
+                        workbook.write(fos);
+                    }
+
+                } finally {
+                    workbook.close(); // HSSFWorkbook 实现了 Closeable
+                }
+            }
+
+            // === 5. 调用 LibreOffice 转 PDF ===
+            pdfFile = convertExcelToPdf(tempExcel);
+
+            // === 6. 设置 PDF 响应头 ===
+            String fileName = data.getCode() + "_" + data.getBuyerName() + "-合同打印.pdf";
+            String encodedFileName;
+            try {
+                encodedFileName = URLEncoder.encode(fileName, "UTF-8").replaceAll("\\+", "%20");
+            } catch (UnsupportedEncodingException e) {
+                // UTF-8 是标准编码，理论上不会抛出，但 Java 8 要求处理
+                throw new RuntimeException("UTF-8 encoding not supported", e);
+            }
+            response.setContentType("application/pdf");
+            response.setCharacterEncoding("UTF-8");
+            response.setHeader("Content-Disposition", "attachment;filename=" + encodedFileName);
+            response.setHeader("Access-Control-Expose-Headers", "Content-Disposition");
+
+            // === 7. 输出 PDF 到浏览器 ===
+            try (InputStream pdfIn = new FileInputStream(pdfFile)) {
+                byte[] buffer = new byte[8192];
+                int len;
+                while ((len = pdfIn.read(buffer)) != -1) {
+                    response.getOutputStream().write(buffer, 0, len);
+                }
+                response.getOutputStream().flush();
+            }
+
+        } catch (Exception e) {
+            log.error("标准合同导出 PDF 失败: {}", e.getMessage(), e);
+            throw new RuntimeException("合同导出失败，请联系管理员", e);
+        } finally {
+            // === 8. 清理临时文件 ===
+            deleteQuietly(tempExcel);
+            deleteQuietly(pdfFile);
+        }
+    }
+
+    private void addFormulaComponent(List<LatexFormulaExcelExporterUtil.FormulaComponent> list,
+                                     BigDecimal base, BigDecimal sup, BigDecimal sub) {
+        if (base != null) {
+            LatexFormulaExcelExporterUtil.FormulaComponent comp = new LatexFormulaExcelExporterUtil.FormulaComponent();
+            comp.setBase(base);
+            comp.setSup(sup);
+            comp.setSub(sub);
+            list.add(comp);
+        }
+    }
+
+    private Map<String, Object> buildDataMap(GetContractDistributorStandardBo data, String contractTitle, DateTimeFormatter dateFormatter) {
+        Map<String, Object> dataMap = new HashMap<>();
+        dataMap.put("title", contractTitle);
+        dataMap.put("code", data.getCode());
+        dataMap.put("orderDate", data.getOrderDate().format(dateFormatter));
+        dataMap.put("supplierName", data.getSupplierName());
+        dataMap.put("buyerName", data.getBuyerName());
+        dataMap.put("unitName", data.getUnit());
+        dataMap.put("totalQuantity", data.getTotalQuantity().setScale(0, RoundingMode.HALF_UP).toString());
+        dataMap.put("totalAmountExcludingTax", data.getTotalAmountExcludingTax().setScale(2, RoundingMode.HALF_UP).toString());
+        dataMap.put("totalAmountIncludingTax", data.getTotalAmountIncludingTax().setScale(2, RoundingMode.HALF_UP).toString());
+        dataMap.put("totalAmountCapital", data.getTotalAmountCapital());
+        dataMap.put("specialInstructions", data.getSpecialInstructions());
+        dataMap.put("depositInfo", data.getDepositInfo());
+        dataMap.put("paymentTerms", data.getPaymentTerms());
+        dataMap.put("packagingRequirements", data.getPackagingRequirements());
+        dataMap.put("transportMode", data.getTransportMode());
+
+        if (BooleanUtils.isTrue(data.getIncludesPackagingFee()) && BooleanUtils.isTrue(data.getIncludesTransportFee())) {
+            dataMap.put("includesTransportOrPackaging", "单价中已包含包装费用与运费");
+        } else if (BooleanUtils.isTrue(data.getIncludesPackagingFee()) && BooleanUtils.isNotTrue(data.getIncludesTransportFee())) {
+            dataMap.put("includesTransportOrPackaging", "单价中已包含包装费用，不包含运费");
+        } else if (BooleanUtils.isNotTrue(data.getIncludesPackagingFee()) && BooleanUtils.isTrue(data.getIncludesTransportFee())) {
+            dataMap.put("includesTransportOrPackaging", "单价中不包含包装费用，包含运费");
+        } else {
+            dataMap.put("includesTransportOrPackaging", "单价中不包含包装费用与运费");
+        }
+
+        dataMap.put("remarks", data.getRemarks());
+        return dataMap;
+    }
+
+    private File convertExcelToPdf(File excelFile) throws IOException, InterruptedException {
+        if (!excelFile.exists()) {
+            throw new IllegalArgumentException("Excel 文件不存在: " + excelFile.getAbsolutePath());
+        }
+
+        String pdfPath = excelFile.getAbsolutePath().replaceAll("\\.xls$", ".pdf");
+        File pdfFile = new File(pdfPath);
+
+        // 使用绝对路径 /usr/bin/libreoffice（CentOS 7 默认位置）
+        String command = String.format(
+                "/usr/bin/libreoffice --headless --convert-to pdf --outdir %s %s",
+                excelFile.getParent(),
+                excelFile.getAbsolutePath()
+        );
+
+        Process process = Runtime.getRuntime().exec(command);
+        boolean finished = process.waitFor(30, TimeUnit.SECONDS); // 超时 30 秒
+
+        if (!finished) {
+            process.destroyForcibly();
+            throw new RuntimeException("LibreOffice 转换超时（>30秒）");
+        }
+
+        int exitCode = process.exitValue();
+        if (exitCode != 0) {
+            throw new RuntimeException("LibreOffice 转换失败，退出码: " + exitCode);
+        }
+
+        if (!pdfFile.exists()) {
+            throw new RuntimeException("PDF 未生成: " + pdfPath);
+        }
+
+        return pdfFile;
+    }
+
+    private void deleteQuietly(File file) {
+        if (file != null && file.exists()) {
+            try {
+                Files.delete(file.toPath());
+            } catch (IOException e) {
+                log.warn("无法删除临时文件: {}", file.getAbsolutePath(), e);
+            }
+        }
+    }
 }
 }