// @ts-nocheck
import React from 'react';
import moment from 'moment';
import intl from 'react-intl-universal';
import * as R from 'ramda';
import { first } from 'lodash';
import { Intent } from '@blueprintjs/core';
import { useFormikContext } from 'formik';
import { AppToaster } from '@/components';
import {
  defaultFastFieldShouldUpdate,
  transformToForm,
  repeatValue,
  orderingLinesIndexes,
  formattedAmount,
} from '@/utils';
import {
  updateItemsEntriesTotal,
  ensureEntriesHaveEmptyLine,
} from '@/containers/Entries/utils';
import { useCurrentOrganization } from '@/hooks/state';
import {
  isLandedCostDisabled,
  getEntriesTotal,
} from '@/containers/Entries/utils';
import { useBillFormContext } from './BillFormProvider';

export const MIN_LINES_NUMBER = 1;

// Default bill entry.
export const defaultBillEntry = {
  index: 0,
  item_id: '',
  rate: '',
  discount: '',
  quantity: '',
  description: '',
  amount: '',
  landed_cost: false,
};

// Default bill.
export const defaultBill = {
  vendor_id: '',
  bill_number: '',
  bill_date: moment(new Date()).format('YYYY-MM-DD'),
  due_date: moment(new Date()).format('YYYY-MM-DD'),
  reference_no: '',
  note: '',
  open: '',
  branch_id: '',
  warehouse_id: '',
  exchange_rate: 1,
  currency_code: '',
  entries: [...repeatValue(defaultBillEntry, MIN_LINES_NUMBER)],
};

export const ERRORS = {
  // Bills
  BILL_NUMBER_EXISTS: 'BILL.NUMBER.EXISTS',
  ENTRIES_ALLOCATED_COST_COULD_NOT_DELETED:
    'ENTRIES_ALLOCATED_COST_COULD_NOT_DELETED',
};
/**
 * Transformes the bill to initial values of edit form.
 */
export const transformToEditForm = (bill) => {
  const initialEntries = [
    ...bill.entries.map((entry) => ({
      ...transformToForm(entry, defaultBillEntry),
      landed_cost_disabled: isLandedCostDisabled(entry.item),
    })),
    ...repeatValue(
      defaultBillEntry,
      Math.max(MIN_LINES_NUMBER - bill.entries.length, 0),
    ),
  ];
  const entries = R.compose(
    ensureEntriesHaveEmptyLine(defaultBillEntry),
    updateItemsEntriesTotal,
  )(initialEntries);

  return {
    ...transformToForm(bill, defaultBill),
    entries,
  };
};

/**
 * Transformes bill entries to submit request.
 */
export const transformEntriesToSubmit = (entries) => {
  const transformBillEntry = R.compose(
    R.omit(['amount']),
    R.curry(transformToForm)(R.__, defaultBillEntry),
  );
  return R.compose(orderingLinesIndexes, R.map(transformBillEntry))(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,
  };
};

/**
 * Handle delete errors.
 */
export const handleDeleteErrors = (errors) => {
  if (
    errors.find((error) => error.type === 'BILL_HAS_ASSOCIATED_PAYMENT_ENTRIES')
  ) {
    AppToaster.show({
      message: intl.get('cannot_delete_bill_that_has_payment_transactions'),
      intent: Intent.DANGER,
    });
  }
  if (
    errors.find((error) => error.type === 'BILL_HAS_ASSOCIATED_LANDED_COSTS')
  ) {
    AppToaster.show({
      message: intl.get(
        'cannot_delete_bill_that_has_associated_landed_cost_transactions',
      ),
      intent: Intent.DANGER,
    });
  }
  if (
    errors.find((error) => error.type === 'BILL_HAS_APPLIED_TO_VENDOR_CREDIT')
  ) {
    AppToaster.show({
      message: intl.get(
        'bills.error.you_couldn_t_delete_bill_has_reconciled_with_vendor_credit',
      ),
      intent: Intent.DANGER,
    });
  }
};

/**
 * Detarmines vendors fast field should update
 */
export const vendorsFieldShouldUpdate = (newProps, oldProps) => {
  return (
    newProps.shouldUpdateDeps.items !== oldProps.shouldUpdateDeps.items ||
    defaultFastFieldShouldUpdate(newProps, oldProps)
  );
};

/**
 * Detarmines entries fast field should update.
 */
export const entriesFieldShouldUpdate = (newProps, oldProps) => {
  return (
    newProps.items !== oldProps.items ||
    defaultFastFieldShouldUpdate(newProps, oldProps)
  );
};

// Transform response error to fields.
export const handleErrors = (errors, { setErrors }) => {
  if (errors.some((e) => e.type === ERRORS.BILL_NUMBER_EXISTS)) {
    setErrors({
      bill_number: intl.get('bill_number_exists'),
    });
  }
  if (
    errors.some(
      (e) => e.type === ERRORS.ENTRIES_ALLOCATED_COST_COULD_NOT_DELETED,
    )
  ) {
    setErrors(
      AppToaster.show({
        intent: Intent.DANGER,
        message: 'ENTRIES_ALLOCATED_COST_COULD_NOT_DELETED',
      }),
    );
  }
};

export const useSetPrimaryBranchToForm = () => {
  const { setFieldValue } = useFormikContext();
  const { branches, isBranchesSuccess } = useBillFormContext();

  React.useEffect(() => {
    if (isBranchesSuccess) {
      const primaryBranch = branches.find((b) => b.primary) || first(branches);

      if (primaryBranch) {
        setFieldValue('branch_id', primaryBranch.id);
      }
    }
  }, [isBranchesSuccess, setFieldValue, branches]);
};

export const useSetPrimaryWarehouseToForm = () => {
  const { setFieldValue } = useFormikContext();
  const { warehouses, isWarehousesSuccess } = useBillFormContext();

  React.useEffect(() => {
    if (isWarehousesSuccess) {
      const primaryWarehouse =
        warehouses.find((b) => b.primary) || first(warehouses);

      if (primaryWarehouse) {
        setFieldValue('warehouse_id', primaryWarehouse.id);
      }
    }
  }, [isWarehousesSuccess, setFieldValue, warehouses]);
};

/**
 * Retreives the bill totals.
 */
export const useBillTotals = () => {
  const {
    values: { entries, currency_code: currencyCode },
  } = useFormikContext();

  // Retrieves the bili entries total.
  const total = React.useMemo(() => getEntriesTotal(entries), [entries]);

  // Retrieves the formatted total money.
  const formattedTotal = React.useMemo(
    () => formattedAmount(total, currencyCode),
    [total, currencyCode],
  );
  // Retrieves the formatted subtotal.
  const formattedSubtotal = React.useMemo(
    () => formattedAmount(total, currencyCode, { money: false }),
    [total, currencyCode],
  );
  // Retrieves the payment total.
  const paymentTotal = React.useMemo(() => 0, []);

  // Retireves the formatted payment total.
  const formattedPaymentTotal = React.useMemo(
    () => formattedAmount(paymentTotal, currencyCode),
    [paymentTotal, currencyCode],
  );
  // Retrieves the formatted due total.
  const dueTotal = React.useMemo(
    () => total - paymentTotal,
    [total, paymentTotal],
  );
  // Retrieves the formatted due total.
  const formattedDueTotal = React.useMemo(
    () => formattedAmount(dueTotal, currencyCode),
    [dueTotal, currencyCode],
  );

  return {
    total,
    paymentTotal,
    dueTotal,
    formattedTotal,
    formattedSubtotal,
    formattedPaymentTotal,
    formattedDueTotal,
  };
};

/**
 * Detarmines whether the bill has foreign customer.
 * @returns {boolean}
 */
export const useBillIsForeignCustomer = () => {
  const { values } = useFormikContext();
  const currentOrganization = useCurrentOrganization();

  const isForeignCustomer = React.useMemo(
    () => values.currency_code !== currentOrganization.base_currency,
    [values.currency_code, currentOrganization.base_currency],
  );
  return isForeignCustomer;
};