import type { ConsignmentProfileConfig } from '../types/consignment'

/** 寄售价允许低于 1 元：配置了最低价就按最低价，否则只要求大于 0（输入框用 0.01）。 */
export function resolveConsignmentPriceMinYuan(minPriceFen: number | null | undefined): number {
  const fen = Math.max(0, Math.round(Number(minPriceFen || 0)))
  return fen > 0 ? fen / 100 : 0.01
}

export type ConsignmentQuantityLimit = {
  enabled: boolean
  maxActiveQuantity: number
  activeQuantity: number
  remainingQuantity: number
  blocked: boolean
}

/**
 * 单个分类的寄售数量上限：后端按配置 profile_id 统计「在售 + 待审核」件数，
 * 这里用接口返回的 activeQuantity 计算当前还能寄卖多少件。
 */
export function resolveConsignmentQuantityLimit(
  config: Pick<ConsignmentProfileConfig, 'inventoryLimit'> | null | undefined,
  activeQuantity: number | null | undefined,
): ConsignmentQuantityLimit {
  const maxActiveQuantity = Math.max(
    0,
    Math.round(Number(config?.inventoryLimit?.maxActiveQuantity || 0)),
  )
  const active = Math.max(0, Math.round(Number(activeQuantity || 0)))
  const enabled = config?.inventoryLimit?.enabled === true
  const remainingQuantity = enabled ? Math.max(0, maxActiveQuantity - active) : 0
  return {
    enabled,
    maxActiveQuantity,
    activeQuantity: active,
    remainingQuantity,
    blocked: enabled && remainingQuantity <= 0,
  }
}