org.mustangproject.Item Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of library Show documentation
FOSS Java library to read, write and validate european electronic invoices and orders in the UN/CEFACT Cross Industry Invoice based formats Factur-X/ZUGFeRD, XRechnung and Order-X in your invoice PDFs.
The newest version!
package org.mustangproject;

import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
import com.fasterxml.jackson.annotation.JsonInclude;
import org.mustangproject.ZUGFeRD.IReferencedDocument;
import org.mustangproject.ZUGFeRD.IZUGFeRDAllowanceCharge;
import org.mustangproject.ZUGFeRD.IZUGFeRDExportableItem;
import org.mustangproject.util.NodeMap;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;

import java.math.BigDecimal;
import java.math.RoundingMode;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Date;
import java.util.List;
import java.util.HashMap;
import java.util.Map;

/***
 * describes any invoice line
 */

@JsonIgnoreProperties(ignoreUnknown = true)
@JsonInclude(JsonInclude.Include.NON_EMPTY)
public class Item implements IZUGFeRDExportableItem {
	protected BigDecimal price = BigDecimal.ZERO;
	protected BigDecimal quantity;
	protected BigDecimal tax;
	protected BigDecimal grossPrice;
	protected BigDecimal lineTotalAmount;
	protected BigDecimal basisQuantity = BigDecimal.ONE;
	protected Date detailedDeliveryPeriodFrom = null;
	protected Date detailedDeliveryPeriodTo = null;
	protected String id;
	protected String referencedLineID = null;
	protected Product product;
	protected ArrayList notes = null;
	protected ArrayList referencedDocuments = null;
	protected ArrayList additionalReference = null;
	protected ArrayList Allowances = new ArrayList<>();
	protected ArrayList Charges = new ArrayList<>();
	protected List includedNotes = null;
	//protected HashMap attributes = new HashMap<>();

	/***
	 * default constructor
	 * @param product contains the products name, tax rate, and unit
	 * @param price the base price of one item the product
	 * @param quantity the number, dimensions or the weight of the delivered product or good in this context
	 */
	public Item(Product product, BigDecimal price, BigDecimal quantity) {
		this.price = price;
		this.quantity = quantity;
		this.product = product;
	}

	/***
	 * empty constructor
	 * do not use, but might be used e.g. by jackson
	 * */
	public Item() {
	}

	public Item(NodeList itemChilds, boolean recalcPrice) {
		NodeMap itemMap = new NodeMap(itemChilds);

		itemMap.getAsNodeMap("Item").ifPresent(icnm -> {
			// ubl
			//we need: name description unitcode
			//and we additionally have vat%

			// Bharti's homework 20241126:Streams  https://www.youtube.com/watch?v=Lf01cBzmuXw
			// and Lambdas https://www.youtube.com/watch?v=HCyx31NW8xg
			setProduct(new Product(itemMap.getNode("Item").get()));
			icnm.getAsString("Name").ifPresent(product::setName);
			icnm.getAsString("Description").ifPresent(product::setDescription);

			icnm.getAsNodeMap("SellersItemIdentification").ifPresent(SellersItemIdentification -> {
				SellersItemIdentification.getAsString("ID").ifPresent(product::setSellerAssignedID);
			});

			icnm.getAsNodeMap("BuyersItemIdentification").ifPresent(BuyersItemIdentification -> {
				BuyersItemIdentification.getAsString("ID").ifPresent(product::setBuyerAssignedID);
			});

//				String name = icnm.getAsStringOrNull("Name");
//				String val = icnm.getAsStringOrNull("Value");
//				if (name != null && val != null) {
//					if (attributes == null) {
//						attributes = new HashMap<>();
//					}
//					product.attributes.put(name, val);
//				}
			//icnm.getNode("AdditionalItemProperty").flatMap(n ->n.getAttributes()).ifPresent(product::setAttributes);



			icnm.getAsNodeMap("ClassifiedTaxCategory").flatMap(m -> m.getAsBigDecimal("Percent"))
				.ifPresent(product::setVATPercent);
		});
		itemMap.getAsNodeMap("AssociatedDocumentLineDocument").ifPresent(icnm -> {
			icnm.getAsString("LineID").ifPresent(this::setId);
		});

		itemMap.getAsNodeMap("Price").ifPresent(icnm -> {
			// ubl
			// PriceAmount with currencyID and  BaseQuantity with unitCode
			icnm.getAsBigDecimal("PriceAmount").ifPresent(this::setPrice);
			icnm.getAsBigDecimal("BaseQuantity").ifPresent(this::setBasisQuantity);
		});

		itemMap.getNode("InvoicedQuantity").ifPresent(icn -> {
			// ubl
			setQuantity(new BigDecimal(icn.getTextContent().trim()));
			product.setUnit(icn.getAttributes().getNamedItem("unitCode").getNodeValue());
		});

		itemMap.getAllNodes("DocumentReference").map(ReferencedDocument::fromNode)
				.forEach(this::addAdditionalReference);

		// ubl

		itemMap.getAsNodeMap("OrderLineReference")
			// ubl
			.flatMap(bordNodes -> bordNodes.getAsString("LineID"))
			.ifPresent(this::addReferencedLineID);

		itemMap.getAsString("ID")
			.ifPresent(this::setId);


		itemMap.getAsString("Note")
			.ifPresent(this::addNote);




		itemMap.getAsNodeMap("SpecifiedLineTradeAgreement", "SpecifiedSupplyChainTradeAgreement").ifPresent(icnm -> {
			icnm.getAsNodeMap("BuyerOrderReferencedDocument")
				.flatMap(bordNodes -> bordNodes.getAsString("LineID"))
				.ifPresent(this::addReferencedLineID);


			icnm.getAsNodeMap("NetPriceProductTradePrice").ifPresent(npptpNodes -> {
				npptpNodes.getAsBigDecimal("ChargeAmount").ifPresent(this::setPrice);
				npptpNodes.getAsBigDecimal("BasisQuantity").ifPresent(this::setBasisQuantity);
			});

			icnm.getAllNodes("AdditionalReferencedDocument").map(ReferencedDocument::fromNode).
				forEach(this::addReferencedDocument);
		});

		itemMap.getNode("SpecifiedTradeProduct").map(Product::new).ifPresent(this::setProduct);//CII
		itemMap.getNode("SpecifiedTradeProduct").map(Product::new).ifPresent(this::setProduct);//UBL

		// RequestedQuantity is for Order-X, BilledQuantity for FX and ZF
		itemMap.getAsNodeMap("SpecifiedLineTradeDelivery", "SpecifiedSupplyChainTradeDelivery")
			.flatMap(icnm -> icnm.getNode("BilledQuantity", "RequestedQuantity", "DespatchedQuantity"))
			.ifPresent(bq -> {
				setQuantity(new BigDecimal(bq.getTextContent().trim()));
				if (bq.hasAttributes()) {
					Node unitAttr = bq.getAttributes().getNamedItem("unitCode");
					if (unitAttr != null) {
						product.setUnit(unitAttr.getNodeValue());
					}
				}
			});

		itemMap.getAsNodeMap("SpecifiedLineTradeSettlement", "SpecifiedSupplyChainTradeSettlement").ifPresent(icnm -> {
			icnm.getAsNodeMap("ApplicableTradeTax")
				.flatMap(cnm -> cnm.getAsBigDecimal("RateApplicablePercent", "ApplicablePercent"))
				.ifPresent(product::setVATPercent);

			if (recalcPrice && !BigDecimal.ZERO.equals(quantity)) {
				icnm.getAsNodeMap("SpecifiedTradeSettlementLineMonetarySummation")
					.flatMap(cnm -> cnm.getAsBigDecimal("LineTotalAmount"))
					.ifPresent(lineTotal -> setPrice(lineTotal.divide(quantity, 4, RoundingMode.HALF_UP)));
			}

			icnm.getAllNodes("AdditionalReferencedDocument").map(ReferencedDocument::fromNode).forEach(this::addAdditionalReference);
		});

		itemMap.getAsNodeMap("AssociatedDocumentLineDocument").ifPresent(adld -> {
			List includedNotes = new ArrayList<>();
			adld.getAllNodes("IncludedNote").forEach(item -> {
				String subjectCode = "";
				String content = null;
				NodeList includedNodeChilds = item.getChildNodes();
				for (int issueDateChildIndex = 0; issueDateChildIndex < includedNodeChilds.getLength(); issueDateChildIndex++) {
					if ((includedNodeChilds.item(issueDateChildIndex).getLocalName() != null)
						&& (includedNodeChilds.item(issueDateChildIndex).getLocalName().equals("Content"))) {
						content = XMLTools.trimOrNull(includedNodeChilds.item(issueDateChildIndex));
					}
					if ((includedNodeChilds.item(issueDateChildIndex).getLocalName() != null)
						&& (includedNodeChilds.item(issueDateChildIndex).getLocalName().equals("SubjectCode"))) {
						subjectCode = XMLTools.trimOrNull(includedNodeChilds.item(issueDateChildIndex));
					}
				}
				boolean foundCode = false;
				for (SubjectCode code : SubjectCode.values()) {
					if (code.toString().equals(subjectCode)) {
						includedNotes.add(new IncludedNote(content, code));
						foundCode = true;
						break;
					}
				}
				if (!foundCode) {
					includedNotes.add(new IncludedNote(content, null));
				}
			});
			addNotes(includedNotes);
		});
	}

	public Item addReferencedLineID(String s) {
		referencedLineID = s;
		return this;
	}

	/***
	 * BT 132 (issue https://github.com/ZUGFeRD/mustangproject/issues/247)
	 * @return the line ID of the order (BT132)
	 */
	@Override
	public String getBuyerOrderReferencedDocumentLineID() {
		return referencedLineID;
	}

	public BigDecimal getLineTotalAmount() {
		return lineTotalAmount;
	}

	public Item setNotesWithSubjectCode(List theList) {
		includedNotes=theList;
		return this;
	}

	/**
	 * should only be set by calculator classes or maybe when reading from XML
	 *
	 * @param lineTotalAmount price*quantity of this line
	 * @return fluent setter
	 */
	public Item setLineTotalAmount(BigDecimal lineTotalAmount) {
		this.lineTotalAmount = lineTotalAmount;
		return this;
	}

	public BigDecimal getGrossPrice() {
		return grossPrice;
	}


	/***
	 * the list price without VAT (sic!), refer to EN16931-1 for definition
	 * @param grossPrice the list price without VAT
	 * @return fluent setter
	 */
	public Item setGrossPrice(BigDecimal grossPrice) {
		this.grossPrice = grossPrice;
		return this;
	}


	public BigDecimal getTax() {
		return tax;
	}

	public Item setTax(BigDecimal tax) {
		this.tax = tax;
		return this;
	}

	public Item setId(String id) {
		this.id = id;
		return this;
	}

	public String getId() {
		return id;
	}

	@Override
	public BigDecimal getPrice() {
		return price;
	}

	public Item setPrice(BigDecimal price) {
		this.price = price;
		return this;
	}


	@Override
	public BigDecimal getBasisQuantity() {
		return basisQuantity;
	}

	public Item setBasisQuantity(BigDecimal basis) {
		this.basisQuantity = basis;
		return this;
	}


	@Override
	public BigDecimal getQuantity() {
		return quantity;
	}

	public Item setQuantity(BigDecimal quantity) {
		this.quantity = quantity;
		return this;
	}

	@Override
	public Product getProduct() {
		return product;
	}

	@Override
	public IZUGFeRDAllowanceCharge[] getItemAllowances() {
		if (Allowances.isEmpty()) {
			return null;
		} else
			return Allowances.toArray(new IZUGFeRDAllowanceCharge[0]);
	}

	@Override
	public IZUGFeRDAllowanceCharge[] getItemCharges() {
		if (Charges.isEmpty()) {
			return null;
		} else
			return Charges.toArray(new IZUGFeRDAllowanceCharge[0]);
	}


	@Override
	public String[] getNotes() {
		if (notes == null) {
			return null;
		}
		return notes.toArray(new String[0]);
	}

	public Item setProduct(Product product) {
		this.product = product;
		return this;
	}


	/***
	 * Adds a item level addition to the price (will be multiplied by quantity)
	 * @see org.mustangproject.Charge
	 * @param izac a relative or absolute charge
	 * @return fluent setter
	 */
	public Item addCharge(IZUGFeRDAllowanceCharge izac) {
		Charges.add(izac);
		return this;
	}

	/***
	 * Adds a item level reduction the price (will be multiplied by quantity)
	 * @see org.mustangproject.Allowance
	 * @param izac a relative or absolute allowance
	 * @return fluent setter
	 */
	public Item addAllowance(IZUGFeRDAllowanceCharge izac) {
		Allowances.add(izac);
		return this;
	}

	/***
	 * adds item level freetext fields (includednote)
	 * @param text UTF8 plain text
	 * @return fluent setter
	 */
	public Item addNote(String text) {
		if (notes == null) {
			notes = new ArrayList<>();
		}
		notes.add(text);

		if (includedNotes == null) {
			includedNotes = new ArrayList<>();
		}
		includedNotes.add(IncludedNote.unspecifiedNote(text));


		return this;
	}

	/***
	 * adds item level Referenced documents along with their typecodes and issuerassignedIDs
	 * @param doc the ReferencedDocument to add
	 * @return fluent setter
	 */
	public Item addReferencedDocument(ReferencedDocument doc) {
		if (referencedDocuments == null) {
			referencedDocuments = new ArrayList<>();
		}
		referencedDocuments.add(doc);
		return this;
	}

	@Override
	public IReferencedDocument[] getReferencedDocuments() {
		if (referencedDocuments == null) {
			return null;
		}
		return referencedDocuments.toArray(new IReferencedDocument[0]);
	}


	/***
	 * adds item level references along with their typecodes and issuerassignedIDs (contract ID, cost centre, ...)
	 * @param doc the ReferencedDocument to add
	 * @return fluent setter
	 */
	public Item addAdditionalReference(ReferencedDocument doc) {
		if (additionalReference == null) {
			additionalReference = new ArrayList<>();
		}
		additionalReference.add(doc);
		return this;
	}

	@Override
	public IReferencedDocument[] getAdditionalReferences() {
		if (additionalReference == null) {
			return null;
		}
		return additionalReference.toArray(new IReferencedDocument[0]);
	}


	/***
	 * specify a item level delivery period
	 * (apart from the document level delivery period, and the document level
	 * delivery day, which is probably anyway required)
	 *
	 * @param from start date
	 * @param to end date
	 * @return fluent setter
	 */
	public Item setDetailedDeliveryPeriod(Date from, Date to) {
		detailedDeliveryPeriodFrom = from;
		detailedDeliveryPeriodTo = to;
		return this;
	}

	/***
	 * specifies the item level delivery period (there is also one on document level),
	 * this will be included in a BillingSpecifiedPeriod element
	 * @return the beginning of the delivery period
	 */
	@Override
	public Date getDetailedDeliveryPeriodFrom() {
		return detailedDeliveryPeriodFrom;
	}

	/***
	 * specifies the item level delivery period (there is also one on document level),
	 * this will be included in a BillingSpecifiedPeriod element
	 * @return the end of the delivery period
	 */
	@Override
	public Date getDetailedDeliveryPeriodTo() {
		return detailedDeliveryPeriodTo;
	}

	public IZUGFeRDExportableItem addNotes(Collection notes) {
		if (notes == null) {
			return this;
		}
		if (includedNotes == null) {
			includedNotes = new ArrayList<>();
		}
		includedNotes.addAll(notes);
		return this;
	}

	@Override
	public List getNotesWithSubjectCode() {
		return includedNotes;
	}
}