/**
 * Copyright since 2025 Mifos Initiative
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 */

/**
 * One Share Collection receipt the counter can choose, in a single shape whatever it came from.
 *
 * {@code GET /shareadvancecollection/unattributed} answers with two differently-shaped lists — the
 * member's own receipts under {@code own}, and every other receipt still going spare under
 * {@code rows} — and normalising both to this on arrival is what lets a screen show one plain list
 * of vouchers instead of two tables whose difference a counter has to understand before they can
 * pick anything.
 *
 * Shared by the two screens that settle a share purchase (the first application's Apply Collection
 * dialog and the Apply Additional Shares dialog) so a receipt reads identically on both.
 */
export interface ReceiptOption {
  /** Stable identity for tracking and comparison; unique across both source lists. */
  key: string;
  /**
   * The {@code m_share_advance_collection} row behind this receipt, or null while it is still only
   * a voucher number. A null one is attached to the member on first pick.
   */
  collectionId: number | null;
  voucherNo: string;
  glAccountNo: string;
  glAccountName: string;
  date: string;
  amount: number;
  description: string;
  cashierName: string;
}

/**
 * A receipt that already has an {@code m_share_advance_collection} row — ready to settle as-is.
 *
 * Also the shape {@code GET /shareadvancecollection/by-voucher} answers with, so a receipt found by
 * number arrives here too, already attached.
 */
export function receiptFromOwn(row: any): ReceiptOption {
  return {
    key: `c${row.id}`,
    collectionId: Number(row.id),
    voucherNo: row.voucher_no || row.receipt_no || '',
    glAccountNo: row.gl_code || '',
    glAccountName: '',
    date: String(row.collection_date || '').slice(0, 10),
    amount: Number(row.amount || 0),
    description: row.note || '',
    cashierName: row.collected_by_name || ''
  };
}

/** A receipt that is still only a voucher, attached to the member when it is picked. */
export function receiptFromUnattached(row: any): ReceiptOption {
  return {
    key: `v${row.id}`,
    collectionId: null,
    voucherNo: row.voucherNo || '',
    glAccountNo: row.glAccountNo || '',
    glAccountName: row.glAccountName || '',
    date: String(row.txnDate || '').slice(0, 10),
    amount: Number(row.amount || 0),
    description: row.description || '',
    cashierName: row.cashierName || ''
  };
}

/**
 * The GL account a receipt sits in, named where the name is known and coded where it is not.
 *
 * An attached receipt carries only its {@code gl_code}, so the name is looked up in whatever GL
 * account list the screen already loaded for its voucher search rather than fetched again.
 */
export function receiptGlLabel(option: ReceiptOption, glAccounts: any[]): string {
  const name = option.glAccountName || glAccounts.find((gl) => gl.gl_code === option.glAccountNo)?.name || '';
  if (!option.glAccountNo) {
    return name || '—';
  }
  return name ? `${option.glAccountNo} — ${name}` : option.glAccountNo;
}