/** 订单列表/详情：支付方式与支付或结算说明（与后端 paymentMethod / payStatus / clientSettlementStatus 对齐） */

export function paymentMethodLabel(method) {
  const raw =
    method &&
    typeof method === 'object' &&
    ('paymentMethod' in method || 'payment_method' in method)
      ? method.paymentMethod ?? method.payment_method
      : method
  const m = String(raw || 'online')
    .trim()
    .toLowerCase()
  return m === 'offline' ? '线下支付' : '线上支付'
}

/**
 * @param {{ paymentMethod?: string, payStatus?: string, clientSettlementStatus?: string }} order
 */
export function paymentOrSettlementSubLabel(order) {
  const m = String(order?.paymentMethod || 'online')
    .trim()
    .toLowerCase()
  if (m === 'offline') {
    return order?.clientSettlementStatus === 'settled' ? '已结算' : '待结算'
  }
  const ps = String(order?.payStatus || 'pending_payment').trim()
  const map = {
    paid: '支付成功',
    pending_payment: '待支付',
    refunding: '退款中',
    refunded: '已退款',
  }
  return map[ps] || ps
}

export function paymentOrSettlementLabelTitle(order) {
  const m = String(order?.paymentMethod || 'online')
    .trim()
    .toLowerCase()
  return m === 'offline' ? '结算状态' : '支付状态'
}

export function paymentSubLabelClass(order) {
  const m = String(order?.paymentMethod || 'online')
    .trim()
    .toLowerCase()
  if (m === 'offline') {
    return order?.clientSettlementStatus === 'settled' ? 'settled' : 'pending'
  }
  const ps = String(order?.payStatus || 'pending_payment').trim()
  if (ps === 'paid') return 'settled'
  if (ps === 'refunding' || ps === 'refunded') return 'warn'
  return 'pending'
}