Supporting Function: Warehouse QR Code Printing

src/main/java/com/ffii/fpsms/config/WebConfig.java

@@ -16,8 +16,8 @@ public class WebConfig implements WebMvcConfigurer {
     registry.addMapping("/**")
         .allowedHeaders("*")
         .allowedOrigins("*")
-        .exposedHeaders("filename")
-        .allowedMethods("GET", "POST", "PUT", "DELETE", "HEAD");
+        .exposedHeaders("filename", "Content-Disposition")
+        .allowedMethods("GET", "POST", "PUT", "DELETE", "HEAD", "OPTIONS");
 
   }
 

src/main/java/com/ffii/fpsms/modules/master/service/WarehouseQrCodeService.kt

@@ -0,0 +1,86 @@
+package com.ffii.fpsms.modules.master.service
+
+import com.ffii.core.utils.PdfUtils
+import com.ffii.core.utils.QrCodeUtil
+import com.ffii.fpsms.modules.master.entity.WarehouseRepository
+import com.ffii.fpsms.modules.master.web.ExportWarehouseQrCodeRequest
+import net.sf.jasperreports.engine.JasperCompileManager
+import net.sf.jasperreports.engine.JasperPrint
+import org.springframework.core.io.ClassPathResource
+import org.springframework.stereotype.Service
+import java.io.FileNotFoundException
+import java.awt.GraphicsEnvironment
+import kotlinx.serialization.json.Json
+import kotlinx.serialization.encodeToString
+
+@Service
+class WarehouseQrCodeService(
+    private val warehouseRepository: WarehouseRepository
+) {
+
+    fun exportWarehouseQrCode(request: ExportWarehouseQrCodeRequest): Map<String, Any> {
+        val QRCODE_HANDLE_PDF = "qrCodeHandle/warehouse_QrHandle.jrxml"
+        val resource = ClassPathResource(QRCODE_HANDLE_PDF)
+        if (!resource.exists()) {
+            throw FileNotFoundException("Report file not found: $QRCODE_HANDLE_PDF")
+        }
+        
+        val inputStream = resource.inputStream
+        val qrCodeHandleReport = JasperCompileManager.compileReport(inputStream)
+        
+        val warehouses = warehouseRepository.findAllById(request.warehouseIds)
+        if (warehouses.isEmpty()) {
+            throw IllegalArgumentException("No warehouses found for the provided warehouse IDs: ${request.warehouseIds}")
+        }
+        
+        val fields = mutableListOf<MutableMap<String, Any>>()
+        
+        for (warehouse in warehouses) {
+            val field = mutableMapOf<String, Any>()
+            
+            val code = warehouse.code ?: ""
+            
+            if (code.isBlank()) {
+                continue
+            }
+            
+            val qrContentMap = mapOf("warehouseCode" to code)
+            val qrCodeContent = Json.encodeToString(qrContentMap)
+            
+            val qrCodeImage = QrCodeUtil.generateQRCodeImage(qrCodeContent)
+            
+            field["username"] = ""
+            field["staffNo"] = ""
+            field["code"] = code
+            field["equipmentCode"] = ""
+            field["qrCode"] = qrCodeImage
+            
+            fields.add(field)
+        }
+        
+        if (fields.isEmpty()) {
+            throw IllegalArgumentException("No valid warehouses found for the provided warehouse IDs: ${request.warehouseIds}")
+        }
+        
+        val params: MutableMap<String, Any> = mutableMapOf()
+        
+        val availableFonts = GraphicsEnvironment.getLocalGraphicsEnvironment().availableFontFamilyNames
+        val chineseFont = availableFonts.find { 
+            it.contains("SimSun", ignoreCase = true) || 
+            it.contains("Microsoft YaHei", ignoreCase = true) ||
+            it.contains("STSong", ignoreCase = true) ||
+            it.contains("SimHei", ignoreCase = true)
+        } ?: "Arial Unicode MS"
+        
+        params["net.sf.jasperreports.default.pdf.encoding"] = "Identity-H"
+        params["net.sf.jasperreports.default.pdf.embedded"] = true
+        params["net.sf.jasperreports.default.pdf.font.name"] = chineseFont
+        
+        val firstWarehouse = warehouses.firstOrNull()
+        
+        return mapOf(
+            "report" to PdfUtils.fillReport(qrCodeHandleReport, fields, params),
+            "fileName" to (firstWarehouse?.code ?: "warehouse_qrcode")
+        )
+    }
+}

src/main/java/com/ffii/fpsms/modules/master/web/ExportWarehouseQrCodeRequest.kt

@@ -0,0 +1,5 @@
+package com.ffii.fpsms.modules.master.web
+
+data class ExportWarehouseQrCodeRequest(
+    val warehouseIds: List<Long>
+)

src/main/java/com/ffii/fpsms/modules/master/web/WarehouseController.kt

@@ -3,7 +3,9 @@ package com.ffii.fpsms.modules.master.web
 import com.ffii.fpsms.modules.master.entity.Warehouse
 import com.ffii.fpsms.modules.master.entity.projections.WarehouseCombo
 import com.ffii.fpsms.modules.master.service.WarehouseService
+import com.ffii.fpsms.modules.master.service.WarehouseQrCodeService
 import jakarta.servlet.http.HttpServletRequest
+import jakarta.servlet.http.HttpServletResponse
 import org.apache.poi.ss.usermodel.Workbook
 import org.apache.poi.xssf.usermodel.XSSFWorkbook
 import org.springframework.http.ResponseEntity
@@ -17,12 +19,18 @@ import org.springframework.web.bind.annotation.PostMapping
 import org.springframework.web.bind.annotation.RequestBody
 import org.springframework.web.bind.annotation.RequestMapping
 import org.springframework.web.bind.annotation.RestController
+import org.springframework.web.bind.annotation.RequestMethod
+import org.springframework.web.bind.annotation.CrossOrigin
 import org.springframework.web.multipart.MultipartHttpServletRequest
+import net.sf.jasperreports.engine.JasperExportManager
+import net.sf.jasperreports.engine.JasperPrint
+import java.io.OutputStream
 
 @RestController
 @RequestMapping("/warehouse")
 class WarehouseController(
-    private val warehouseService: WarehouseService
+    private val warehouseService: WarehouseService,
+    private val warehouseQrCodeService: WarehouseQrCodeService
 ) {
     @GetMapping
     fun getWarehouses(): List<Warehouse> {
@@ -72,4 +80,21 @@ class WarehouseController(
 
         return ResponseEntity.ok(warehouseService.importNewExcel(workbook))
     }
+
+    @PostMapping("/export-qrcode")
+    @CrossOrigin(origins = ["*"], allowedHeaders = ["*"])
+    fun exportQrCode(@Valid @RequestBody request: ExportWarehouseQrCodeRequest, response: HttpServletResponse) {
+        response.setHeader("Access-Control-Allow-Origin", "*")
+        response.setHeader("Access-Control-Allow-Methods", "GET, POST, PUT, DELETE, OPTIONS")
+        response.setHeader("Access-Control-Allow-Headers", "*")
+        response.characterEncoding = "utf-8"
+        response.contentType = "application/pdf"
+        val out: OutputStream = response.outputStream
+        val pdf = warehouseQrCodeService.exportWarehouseQrCode(request)
+        val jasperPrint = pdf["report"] as JasperPrint
+        val fileName = pdf["fileName"] as String
+        response.addHeader("Content-Disposition", "attachment; filename=\"${fileName}_qrcode.pdf\"")
+        out.write(JasperExportManager.exportReportToPdf(jasperPrint))
+        out.flush()
+    }
 }

src/main/resources/qrCodeHandle/warehouse_QrHandle.jrxml

@@ -0,0 +1,43 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<jasperReport xmlns="http://jasperreports.sourceforge.net/jasperreports" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://jasperreports.sourceforge.net/jasperreports http://jasperreports.sourceforge.net/xsd/jasperreport.xsd" name="qrCodeHandle" pageWidth="595" pageHeight="842" columnWidth="555" leftMargin="20" rightMargin="20" topMargin="80" bottomMargin="20" uuid="c2f7cd27-3725-47ce-ac85-d8a38dc906fa">
+	<property name="com.jaspersoft.studio.data.defaultdataadapter" value="One Empty Record"/>
+	<property name="com.jaspersoft.studio.unit." value="pixel"/>
+	<property name="com.jaspersoft.studio.unit.pageHeight" value="pixel"/>
+	<property name="com.jaspersoft.studio.unit.pageWidth" value="pixel"/>
+	<property name="com.jaspersoft.studio.unit.topMargin" value="pixel"/>
+	<property name="com.jaspersoft.studio.unit.bottomMargin" value="pixel"/>
+	<property name="com.jaspersoft.studio.unit.leftMargin" value="pixel"/>
+	<property name="com.jaspersoft.studio.unit.rightMargin" value="pixel"/>
+	<property name="com.jaspersoft.studio.unit.columnWidth" value="pixel"/>
+	<property name="com.jaspersoft.studio.unit.columnSpacing" value="pixel"/>
+	<queryString>
+		<![CDATA[]]>
+	</queryString>
+	<field name="username" class="java.lang.String"/>
+	<field name="staffNo" class="java.lang.String"/>
+	<field name="qrCode" class="java.awt.Image"/>
+	<field name="code" class="java.lang.String"/>
+	<field name="equipmentCode" class="java.lang.String"/>
+	<background>
+		<band splitType="Stretch"/>
+	</background>
+	<detail>
+		<band height="670" splitType="Stretch">
+			<textField isStretchWithOverflow="true" isBlankWhenNull="false">
+				<reportElement stretchType="RelativeToTallestObject" x="37" y="0" width="480" height="120" uuid="e3faf8de-84ba-423f-b6cf-84ba21598686">
+					<property name="com.jaspersoft.studio.unit.x" value="px"/>
+					<property name="com.jaspersoft.studio.unit.width" value="px"/>
+					<property name="com.jaspersoft.studio.unit.height" value="px"/>
+				</reportElement>
+				<textElement textAlignment="Center" verticalAlignment="Middle">
+					<font size="34" isBold="true" fontName="微軟正黑體" pdfEncoding="Identity-H" isPdfEmbedded="true"/>
+				</textElement>
+				<textFieldExpression><![CDATA[$F{code}]]></textFieldExpression>
+			</textField>
+			<image>
+				<reportElement x="27" y="120" width="500" height="500" uuid="b1a8ee23-9f0f-4014-9996-e0025222dcd2"/>
+				<imageExpression><![CDATA[$F{qrCode}]]></imageExpression>
+			</image>
+		</band>
+	</detail>
+</jasperReport>