feat: Vendor Credit note.

src/containers/Purchases/CreditNotes/CreditNoteForm/utils.js

@@ -0,0 +1,118 @@
+import React from 'react';
+import * as R from 'ramda';
+import moment from 'moment';
+import intl from 'react-intl-universal';
+import { Intent } from '@blueprintjs/core';
+import { AppToaster } from 'components';
+import {
+  defaultFastFieldShouldUpdate,
+  transformToForm,
+  repeatValue,
+  orderingLinesIndexes,
+} from 'utils';
+import {
+  updateItemsEntriesTotal,
+  ensureEntriesHaveEmptyLine,
+} from 'containers/Entries/utils';
+import { isLandedCostDisabled } from '../../../Entries/utils';
+
+export const MIN_LINES_NUMBER = 4;
+
+// Default Vendors Credit Note entry.
+export const defaultCreditNoteEntry = {
+  index: 0,
+  item_id: '',
+  rate: '',
+  discount: '',
+  quantity: '',
+  description: '',
+  amount: '',
+};
+
+// Default Vendors Credit Note.
+export const defaultVendorsCreditNote = {
+  vendor_id: '',
+  bill_number: '',
+  bill_date: moment(new Date()).format('YYYY-MM-DD'),
+  reference_no: '',
+  note: '',
+  open: '',
+  entries: [...repeatValue(defaultCreditNoteEntry, MIN_LINES_NUMBER)],
+};
+
+/**
+ * Transformes the credit note to initial values of edit form.
+ */
+export const transformToEditForm = (creditNote) => {
+  const initialEntries = [
+    ...creditNote.entries.map((entry) => ({
+      ...transformToForm(entry, defaultCreditNoteEntry),
+    })),
+    ...repeatValue(
+      defaultCreditNoteEntry,
+      Math.max(MIN_LINES_NUMBER - creditNote.entries.length, 0),
+    ),
+  ];
+  const entries = R.compose(
+    ensureEntriesHaveEmptyLine(defaultCreditNoteEntry),
+    updateItemsEntriesTotal,
+  )(initialEntries);
+
+  return {
+    ...transformToForm(creditNote, defaultVendorsCreditNote),
+    entries,
+  };
+};
+
+
+/**
+ * Transformes credit note entries to submit request.
+ */
+ export const transformEntriesToSubmit = (entries) => {
+  const transformCreditNoteEntry = R.compose(
+    R.omit(['amount']),
+    R.curry(transformToForm)(R.__, defaultCreditNoteEntry),
+  );
+  return R.compose(orderingLinesIndexes, R.map(transformCreditNoteEntry))(entries);
+};
+
+/**
+ * Filters the givne non-zero entries.
+ */
+export const filterNonZeroEntries = (entries) => {
+  return entries.filter((item) => item.item_id && item.quantity);
+};
+
+/**
+ * Transformes form values to request body.
+ */
+ export const transformFormValuesToRequest = (values) => {
+  const entries = filterNonZeroEntries(values.entries);
+
+  return {
+    ...values,
+    entries: transformEntriesToSubmit(entries),
+    open: false,
+  };
+};
+
+
+/**
+ * Detarmines vendors fast field should update
+ */
+ export const vendorsFieldShouldUpdate = (newProps, oldProps) => {
+  return (
+    newProps.vendors !== oldProps.vendors ||
+    defaultFastFieldShouldUpdate(newProps, oldProps)
+  );
+};
+
+/**
+ * Detarmines entries fast field should update.
+ */
+ export const entriesFieldShouldUpdate = (newProps, oldProps) => {
+  return (
+    newProps.items !== oldProps.items ||
+    defaultFastFieldShouldUpdate(newProps, oldProps)
+  );
+};