/** 运输计划：内置山峡/云栋客户（该侧合同可免） */
export const PL_INTERNAL_CUSTOMER_NAMES = [
  '安庆市山峡化工有限公司',
  '安徽云栋化工有限公司'
] as const

/**
 * 地磅单「可选」车辆主牌：内部客户时默认不勾且允许手动勾选。
 * 匹配主牌精确值（不含挂车拼接）。
 */
export const PL_DIBANG_OPTIONAL_VEHICLE_PLATES = ['皖H21522'] as const

export function isPlInternalCustomerName(name?: string | null): boolean {
  const n = (name || '').trim()
  return (PL_INTERNAL_CUSTOMER_NAMES as readonly string[]).includes(n)
}

export function isPlDibangOptionalVehiclePlate(plate?: string | null): boolean {
  const p = (plate || '').trim()
  return (PL_DIBANG_OPTIONAL_VEHICLE_PLATES as readonly string[]).includes(p)
}

/** 装货或送货段任一段客户为山峡/云栋时，需要现场链接。 */
export function planRequiresSiteLink(
  plan?: {
    load?: { customerName?: string | null } | null
    deliveries?: { customerName?: string | null }[] | null
    supplierName?: string | null
    customerName?: string | null
    destinationName?: string | null
  } | null
): boolean {
  if (!plan) return false
  if (plan.load) {
    if (isPlInternalCustomerName(plan.load.customerName)) return true
  } else if (isPlInternalCustomerName(plan.supplierName)) {
    return true
  }
  const deliveries = plan.deliveries || []
  if (deliveries.length) {
    return deliveries.some(item => isPlInternalCustomerName(item.customerName))
  }
  return (
    isPlInternalCustomerName(plan.customerName) ||
    isPlInternalCustomerName(plan.destinationName)
  )
}