Excel R/W

build.gradle.kts

@@ -36,8 +36,8 @@ dependencies {
     implementation("org.yaml:snakeyaml:2.2")
     implementation("io.minio:minio:8.5.7")
     implementation("org.apache.httpcomponents:httpclient:4.5.14")
-    implementation("org.apache.poi:poi:5.0.0")
+    implementation("org.apache.poi:poi:5.2.3")
-    implementation("org.apache.poi:poi-ooxml:5.0.0")
+    implementation("org.apache.poi:poi-ooxml:5.2.3")
     api ("net.cactusthorn.config:config-core:0.81")
     api ("net.cactusthorn.config:config-yaml:0.81")
     kapt("net.cactusthorn.config:config-compiler:0.81")

src/main/kotlin/com/restapi/Main.kt

@@ -7,7 +7,6 @@ import com.restapi.config.Auth.validateAuthToken
 import com.restapi.controllers.*
 import com.restapi.domain.DataNotFoundException
 import com.restapi.domain.Product
-import com.restapi.domain.Session
 import com.restapi.domain.Session.currentTenant
 import com.restapi.domain.Session.currentUser
 import com.restapi.domain.Session.objectMapper

src/main/kotlin/com/restapi/controllers/Excel.kt

@@ -1,9 +1,46 @@
 package com.restapi.controllers
 
-import java.io.FileOutputStream
+import com.restapi.domain.Product
-enum class DataType {
+import org.apache.poi.ss.usermodel.Cell
-    QUOTE, PO, VENDOR
+import org.apache.poi.ss.usermodel.Row
+import org.apache.poi.ss.usermodel.WorkbookFactory
+import org.apache.poi.xssf.usermodel.XSSFWorkbook
+import java.io.ByteArrayInputStream
+import java.io.ByteArrayOutputStream
+import java.io.FileInputStream
+import java.io.InputStream
+
+fun CreateExcel(productList: List<Product>): InputStream {
+    val wb = XSSFWorkbook()
+    val sh = wb.createSheet()
+    sh.createRow(0).createCell(0).setCellValue("Name")
+    sh.createRow(0).createCell(1).setCellValue("Description")
+    sh.createRow(0).createCell(2).setCellValue("HSN")
+    sh.createRow(0).createCell(3).setCellValue("UOM")
+
+    var rowNum = 1
+    for (product in productList) {
+        val row: Row = sh.createRow(rowNum++)
+
+        row.createCell(0).setCellValue(product.name)
+        row.createCell(1).setCellValue(product.description)
+        row.createCell(2).setCellValue(product.hsnCode)
+
+        val uomCell: Cell = row.createCell(3)
+        uomCell.setCellValue(product.uom?.name ?: "")
+    }
+
+    val baos = ByteArrayOutputStream()
+    wb.write(baos)
+    wb.close()
+
+    return ByteArrayInputStream(baos.toByteArray())
+
 }
-fun CreateExcel(cols :List<String>, excelFor :DataType) {
+
-    //val wb = HSSFWorkbook()
+fun ExcelRead(filename: String){
+    val inputStream = FileInputStream("./${filename}.xlsx")
+    val workbook = WorkbookFactory.create(inputStream)
+    val workSheet = workbook.getSheetAt(0)
+
 }

src/main/kotlin/com/restapi/domain/models.kt

@@ -9,6 +9,7 @@ import io.ebean.annotation.*
 import io.ebean.annotation.Index
 import java.time.LocalDate
 import java.time.LocalDateTime
+import java.util.*
 import javax.persistence.*
 
 data class Comments(val text: String = "", val by: String = "", val at: LocalDateTime = LocalDateTime.now())