eInvoicing/e-invoice-domain/src/test/kotlin/net/codinux/invoicing/Demonstration.kt

89 lines
No EOL
3.1 KiB
Kotlin

package net.codinux.invoicing
import net.codinux.invoicing.creation.EInvoiceCreator
import net.codinux.invoicing.email.model.EmailAccount
import net.codinux.invoicing.email.EmailsFetcher
import net.codinux.invoicing.model.*
import net.codinux.invoicing.reader.EInvoiceReader
import net.codinux.invoicing.validation.EInvoiceValidator
import java.io.File
import java.math.BigDecimal
import java.time.LocalDate
class Demonstration {
fun read() {
val reader = EInvoiceReader()
// extract invoice data from a ZUGFeRD or Factor-X PDF that contains eInvoice XML as attachment
val invoiceFromPDF = reader.extractFromPdf(File("ZUGFeRD.pdf"))
// extract eInvoice data from a XML file like XRechnung:
val invoiceFromXml = reader.extractFromXml(File("XRechnung.xml"))
}
fun fromEmail() {
val emailsFetcher = EmailsFetcher()
val fetchResult = emailsFetcher.fetchAllEmails(EmailAccount(
username = "", // your email account username
password = "", // your email account username
serverAddress = "", // IMAP server address
port = null // IMAP server port, can be left null for default port 993
))
fetchResult.emails.forEach { email ->
println("${email.sender}: ${email.attachments.firstNotNullOfOrNull { it.invoice }?.totals?.duePayableAmount}")
}
}
fun validate() {
val validator = EInvoiceValidator()
val invoiceFile = File("ZUGFeRD.pdf") // or XRechnung,xml, ...
val result = validator.validate(invoiceFile)
println("Is valid? ${result.isValid}")
println(result.reportAsXml)
}
fun create() {
val invoice = createInvoice()
val pdfResultFile = File.createTempFile("Zugferd", ".pdf")
val creator = EInvoiceCreator()
// create a PDF that also contains the eInvoice as XML attachment
creator.createPdfWithAttachedXml(invoice, pdfResultFile)
// create only the XML file
val xml = creator.createFacturXXml(invoice)
// create a XRechnung
val xRechnung = creator.createXRechnungXml(invoice)
}
fun attachInvoiceXmlToPdf() {
val invoice: Invoice = createInvoice()
val existingPdf = File("Invoice.pdf")
val output = File("Zugferd.pdf")
val creator = EInvoiceCreator()
creator.attachInvoiceXmlToPdf(invoice, existingPdf, output)
// or if you already have the invoice XML:
val invoiceXml = creator.createXRechnungXml(invoice) // or creator.createZugferdXml(invoice), ...
creator.attachInvoiceXmlToPdf(invoiceXml, EInvoiceXmlFormat.XRechnung, existingPdf, output)
}
private fun createInvoice() = Invoice(
details = InvoiceDetails("RE-00001", LocalDate.now()),
supplier = Party("codinux GmbH & Co. KG", "Fun Street 1", null, "12345", "Glückstadt"),
customer = Party("Abzock GmbH", "Ausbeutstr.", null, "12345", "Abzockhausen"),
items = listOf(InvoiceItem("Erbrachte Dienstleistungen", BigDecimal(170), "HUR", BigDecimal(1_000_000), BigDecimal(19))) // HUR = EN code for hour
)
}