/** 结算菜单拆分后的展示名与权限前缀 */

export const SETTLEMENT_TYPE_PAYABLE = 'payable';
export const SETTLEMENT_TYPE_RECEIVABLE = 'receivable';

export function settlementBillLabel(settlementType) {
  return settlementType === SETTLEMENT_TYPE_RECEIVABLE ? '收款结算单' : '付款结算单';
}

export function settlementPermissionPrefix(settlementType) {
  return settlementType === SETTLEMENT_TYPE_RECEIVABLE
    ? 'receipt_settlement'
    : 'payment_settlement';
}

export function settlementListPath(settlementType) {
  return settlementType === SETTLEMENT_TYPE_RECEIVABLE
    ? '/settlement/receipt-settlement'
    : '/settlement/payment-settlement';
}

/**
 * 权限判断：优先新菜单码，兼容旧 formal_settlement_*。
 * @param {Object} ctx 组件实例（需含 permission、isAdmin、validData）
 * @param {string} settlementType payable|receivable
 * @param {string} action add|edit|view...
 */
export function hasSettlementPermission(ctx, settlementType, action) {
  if (ctx?.isAdmin) return true;
  const prefix = settlementPermissionPrefix(settlementType);
  const codes = [`${prefix}_${action}`, `formal_settlement_${action}`];
  return codes.some(code => {
    const value = ctx?.permission?.[code];
    if (typeof ctx?.validData === 'function') {
      return ctx.validData(value, false);
    }
    return value === true;
  });
}