package com.example.demo

import net.sf.jasperreports.engine.JREmptyDataSource
import net.sf.jasperreports.engine.JasperCompileManager
import net.sf.jasperreports.engine.JasperExportManager
import net.sf.jasperreports.engine.JasperFillManager
import net.sf.jasperreports.engine.data.JRBeanCollectionDataSource
import net.sf.jasperreports.engine.export.ooxml.JRDocxExporter
import net.sf.jasperreports.export.Exporter
import net.sf.jasperreports.export.SimpleExporterInput
import net.sf.jasperreports.export.SimpleOutputStreamExporterOutput
import org.springframework.beans.factory.annotation.Autowired
import org.springframework.boot.autoconfigure.SpringBootApplication
import org.springframework.boot.runApplication
import org.springframework.core.io.ResourceLoader
import org.springframework.http.MediaType
import org.springframework.util.FileCopyUtils
import org.springframework.web.bind.annotation.RequestMapping
import org.springframework.web.bind.annotation.RequestMethod
import org.springframework.web.bind.annotation.RequestParam
import org.springframework.web.bind.annotation.RestController
import java.io.ByteArrayInputStream
import java.io.File
import java.nio.file.Files
import java.nio.file.Path
import javax.servlet.http.HttpServletResponse

@SpringBootApplication
@RestController
class DemoApplication @Autowired constructor(
        private val resourceLoader: ResourceLoader,
) {
    @RequestMapping("/report1", method = [RequestMethod.POST, RequestMethod.GET])
    fun getReport1(
            response: HttpServletResponse,
            @RequestParam(value = "report", required = false) reportForm: String?,
    ) {
        val jrxmlString = """
			<?xml version="1.0" encoding="UTF-8"?>
			<!-- Created with Jaspersoft Studio version 6.16.0.final using JasperReports Library version 6.16.0-48579d909b7943b64690c65c71e07e0b80981928  -->
			<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="Blank_Letter" pageWidth="226" pageHeight="595" columnWidth="186" leftMargin="20" rightMargin="20" topMargin="20" bottomMargin="20" uuid="3f96121c-c5f3-482b-b107-f57a057aada0">
			    <queryString>
			        <![CDATA[]]>
			    </queryString>
			    <background>
			        <band splitType="Stretch"/>
			    </background>
			    <title>
			        <band height="79" splitType="Stretch"/>
			    </title>
			    <pageHeader>
			        <band height="35" splitType="Stretch"/>
			    </pageHeader>
			    <columnHeader>
			        <band height="61" splitType="Stretch"/>
			    </columnHeader>
			    <detail>
			        <band height="125" splitType="Stretch">
			            <staticText>
			                <reportElement x="0" y="10" width="180" height="100" uuid="495273c7-a6de-42c9-ad0c-97e50e27b43f"/>
			                <textElement textAlignment="Center">
			                    <font fontName="Kh Content" size="14" pdfEncoding=""/>
			                </textElement>
			                <text><![CDATA[Hello World - សួស្តី​ពិភពលោក]]></text>
			            </staticText>
			        </band>
			    </detail>
			    <columnFooter>
			        <band height="45" splitType="Stretch"/>
			    </columnFooter>
			    <pageFooter>
			        <band height="54" splitType="Stretch"/>
			    </pageFooter>
			    <summary>
			        <band height="42" splitType="Stretch"/>
			    </summary>
			</jasperReport>
		""".trimIndent()
        val reportFromString = (reportForm ?: jrxmlString).toByteArray()
        val inputStream = ByteArrayInputStream(reportFromString)
        data class Item (
                var name: String,
                var qty: Int,
        )
        val db = JRBeanCollectionDataSource(
                mutableListOf(
                        Item("Apple", 1),
                        Item("Microsoft", 3),
                )
        )
        val report = JasperCompileManager.compileReport(inputStream)
        val map = mutableMapOf<String, Any?>(
                "customerName" to "Sambo",
                "staffName" to "Chea",
                "date" to "11-20-2020",
                "cookNumber" to "CK100212",
                "function" to Function(),
        )
        val print = JasperFillManager.fillReport(
                report, map, db)

        response.contentType = MediaType.APPLICATION_OCTET_STREAM_VALUE
//        val file = JasperExportManager.exportReportToPdf(print)
//        JasperExportManager.exportReportToHtmlFile(print, "output.html")

        val exporter = JRDocxExporter()
        exporter.setExporterInput(SimpleExporterInput(print))
        exporter.exporterOutput = SimpleOutputStreamExporterOutput(response.outputStream)
        exporter.exportReport()
//        val file = File("output.html").readBytes()
//        FileCopyUtils.copy(file, response.outputStream)
    }


}

class Function {
    fun sayHello() = "hello, Sambo!"
}

fun main(args: Array<String>) {
    runApplication<DemoApplication>(*args)
}