/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */


import org.apache.ofbiz.accounting.invoice.InvoiceWorker

import java.text.NumberFormat

// @param GenericValue invoice - The Invoice entity to find payment applications for
if (!invoice) return

invoiceApplications = [] // to pass back to the screen with payment applications added
// retrieve related applications with null itemnumber
invoiceAppls = invoice.getRelated("PaymentApplication", [invoiceItemSeqId : null], null, false)
invoiceAppls.each { invoiceAppl ->
    itemmap = [:]
    itemmap.invoiceId = invoiceAppl.invoiceId
    itemmap.invoiceItemSeqId = invoiceAppl.invoiceItemSeqId
    itemmap.total = InvoiceWorker.getInvoiceTotal(invoice)
    itemmap.paymentApplicationId = invoiceAppl.paymentApplicationId
    itemmap.paymentId = invoiceAppl.paymentId
    itemmap.billingAccountId = invoiceAppl.billingAccountId
    itemmap.taxAuthGeoId = invoiceAppl.taxAuthGeoId
    itemmap.amountToApply = invoiceAppl.amountApplied
    itemmap.amountApplied = invoiceAppl.amountApplied
    invoiceApplications.add(itemmap)
}


// retrieve related applications with an existing itemnumber
invoice.getRelated("InvoiceItem", null, null, false).each { item ->
    BigDecimal itemTotal = null
    if (item.amount != null) {
          if (!item.quantity) {
              itemTotal = item.getBigDecimal("amount")
          } else {
              itemTotal = item.getBigDecimal("amount").multiply(item.getBigDecimal("quantity"))
          }
    }
    // get relation payment applications for every item(can be more than 1 per item number)
    item.getRelated("PaymentApplication", null, null, false).each { paymentApplication ->
        itemmap = [:]
        itemmap.putAll(item)
        itemmap.total = NumberFormat.getInstance(locale).format(itemTotal)
        itemmap.paymentApplicationId = paymentApplication.paymentApplicationId
        itemmap.paymentId = paymentApplication.paymentId
        itemmap.toPaymentId = paymentApplication.toPaymentId
        itemmap.amountApplied = paymentApplication.getBigDecimal("amountApplied")
        itemmap.amountToApply = paymentApplication.getBigDecimal("amountApplied")
        itemmap.billingAccountId = paymentApplication.billingAccountId
        itemmap.taxAuthGeoId = paymentApplication.taxAuthGeoId
        invoiceApplications.add(itemmap)
    }
}
if (invoiceApplications) context.invoiceApplications = invoiceApplications