/**
 * 订单状态（与 oms0414-back OrderStatusCodes、设计文档 §10.3.1 一致）
 *
 * 标签色系：按生命周期语义分色；渲染仍走 utils/statusTag。
 */
import {
  STATUS_TAG_TONES,
  buildBooleanTagHtml,
  buildStatusTagHtml,
  getStatusTagStyle,
  type StatusTagTone,
} from '@/utils/statusTag'

export const ORDER_STATUS_ALL = 'all' as const

/** @deprecated 历史值 received 已废弃，见 normalizeOrderStatusCode */
export const ORDER_STATUS_LEGACY_RECEIVED = 'received' as const

export type OrderStatusCode =
  | typeof ORDER_STATUS_ALL
  | 'draft'
  | 'predeclared'
  | 'pendingAllocation'
  | 'pendingPayment'
  | 'pendingShip'
  | 'pendingOnline'
  | 'shipping'
  | 'deliverySuccess'
  | 'deliveryFailed'
  | 'problematic'
  | 'deleted'
  | 'claimed'

/** @deprecated 使用 StatusTagTone；保留别名兼容 */
export type OrderStatusTagTone = StatusTagTone

/** @deprecated 使用 STATUS_TAG_TONES */
export const ORDER_STATUS_TAG_TONES = STATUS_TAG_TONES

/** 允许删除的订单状态：草稿、已预报 */
export const ORDER_DELETABLE_STATUSES: readonly OrderStatusCode[] = ['draft', 'predeclared']

export function isOrderDeletable(status: unknown): boolean {
  const code = normalizeOrderStatusCode(typeof status === 'string' ? status.trim() : '')
  return ORDER_DELETABLE_STATUSES.includes(code as OrderStatusCode)
}

export interface OrderStatusMeta {
  value: OrderStatusCode
  /** i18n key：tabs.* 与 status.* 共用同一套文案 */
  labelKey: string
  tagColor?: string
  tagBgColor?: string
  tagBorder?: string
  /** 表格行背景（极淡，仅待办/异常） */
  rowBg?: string
  /** Tab 是否展示数量 */
  showTabCount?: boolean
}

/** 历史 received 归并为待排货（入库后不再停留已收货） */
export function normalizeOrderStatusCode(code: string): string {
  return code === ORDER_STATUS_LEGACY_RECEIVED ? 'pendingAllocation' : code
}

/** 后端返回的中文状态名 → code（OmsDocHelper.GetOrderStatusName） */
export const ORDER_STATUS_NAME_TO_CODE: Record<string, OrderStatusCode> = {
  草稿: 'draft',
  已预报: 'predeclared',
  已收货: 'pendingAllocation',
  待排货: 'pendingAllocation',
  待支付: 'pendingPayment',
  待发货: 'pendingShip',
  待上网: 'pendingOnline',
  运输中: 'shipping',
  派送成功: 'deliverySuccess',
  派送失败: 'deliveryFailed',
  问题件: 'problematic',
  已删除: 'deleted',
  理赔件: 'claimed',
  已理赔: 'claimed',
  已认领: 'claimed',
}

/**
 * 订单状态标签色：按生命周期语义分色（软底标签），便于列表一眼区分。
 * 待办暖色 / 在途品牌色 / 成功绿 / 失败红 / 问题橙 / 理赔紫。
 */
export const ORDER_STATUS_LIST: OrderStatusMeta[] = [
  {
    value: 'draft',
    labelKey: 'order.myOrders.status.draft',
    tagColor: '#6b7280',
    tagBgColor: '#f3f4f6',
    tagBorder: '#e5e7eb',
  },
  {
    value: 'predeclared',
    labelKey: 'order.myOrders.status.predeclared',
    tagColor: '#3d6a8a',
    tagBgColor: '#eef4f8',
    tagBorder: '#d0dee8',
  },
  {
    value: 'pendingAllocation',
    labelKey: 'order.myOrders.status.pendingAllocation',
    tagColor: '#8a6d3b',
    tagBgColor: '#f7f2e8',
    tagBorder: '#e8dcc6',
    rowBg: '#faf8f5',
    showTabCount: true,
  },
  {
    value: 'pendingPayment',
    labelKey: 'order.myOrders.status.pendingPayment',
    tagColor: '#ea580c',
    tagBgColor: '#fff4e5',
    tagBorder: '#fb923c',
    rowBg: '#fff7ed',
    showTabCount: true,
  },
  {
    value: 'pendingShip',
    labelKey: 'order.myOrders.status.pendingShip',
    tagColor: '#0f766e',
    tagBgColor: '#f0fdfa',
    tagBorder: '#99f6e4',
    showTabCount: true,
  },
  {
    value: 'pendingOnline',
    labelKey: 'order.myOrders.status.pendingOnline',
    tagColor: '#1d4ed8',
    tagBgColor: '#eff6ff',
    tagBorder: '#bfdbfe',
    showTabCount: true,
  },
  {
    value: 'shipping',
    labelKey: 'order.myOrders.status.shipping',
    tagColor: '#054f74',
    tagBgColor: '#eef3f6',
    tagBorder: '#b6cdd9',
    showTabCount: true,
  },
  {
    value: 'deliverySuccess',
    labelKey: 'order.myOrders.status.deliverySuccess',
    tagColor: '#15803d',
    tagBgColor: '#f0fdf4',
    tagBorder: '#bbf7d0',
    showTabCount: true,
  },
  {
    value: 'deliveryFailed',
    labelKey: 'order.myOrders.status.deliveryFailed',
    tagColor: '#b91c1c',
    tagBgColor: '#fef2f2',
    tagBorder: '#fecaca',
    showTabCount: true,
  },
  {
    value: 'deleted',
    labelKey: 'order.myOrders.status.deleted',
    tagColor: '#9ca3af',
    tagBgColor: '#f9fafb',
    tagBorder: '#e5e7eb',
  },
  {
    value: 'problematic',
    labelKey: 'order.myOrders.status.problematic',
    tagColor: '#c2410c',
    tagBgColor: '#fff7ed',
    tagBorder: '#fdba74',
    rowBg: '#fff7ed',
    showTabCount: true,
  },
  {
    value: 'claimed',
    labelKey: 'order.myOrders.status.claimed',
    tagColor: '#6d28d9',
    tagBgColor: '#f5f3ff',
    tagBorder: '#ddd6fe',
  },
]

/** 已出库/在途及之后（不可拦截） */
export const ORDER_SHIPPED_STATUSES: readonly OrderStatusCode[] = [
  'pendingOnline',
  'shipping',
  'deliverySuccess',
  'deliveryFailed',
]

/**
 * 出库后可人工校正的状态集合。
 * 规则：四态互改；派送成功只进不出（见 getPostShipStatusChangeTargets）。
 */
export const ORDER_POST_SHIP_CHANGEABLE_STATUSES: readonly OrderStatusCode[] = [
  'pendingOnline',
  'shipping',
  'deliverySuccess',
  'deliveryFailed',
]

/** 当前状态允许改到的目标（派送成功返回空） */
export function getPostShipStatusChangeTargets(fromStatus: unknown): OrderStatusCode[] {
  const code = normalizeOrderStatusCode(
    typeof fromStatus === 'string' ? fromStatus.trim() : resolveOrderStatusCode(fromStatus as any),
  ) as OrderStatusCode
  if (!ORDER_POST_SHIP_CHANGEABLE_STATUSES.includes(code)) return []
  if (code === 'deliverySuccess') return []
  return ORDER_POST_SHIP_CHANGEABLE_STATUSES.filter((s) => s !== code)
}

const ORDER_SHIPPED_STATUS_SET = new Set<string>(ORDER_SHIPPED_STATUSES)

/** 未发货：待上网之前的状态均可尝试拦截/取消拦截 */
export function isOrderNotShipped(
  statusOrRow?: string | { status?: string; Status?: string; orderStatus?: string; OrderStatus?: string },
): boolean {
  const code =
    typeof statusOrRow === 'string'
      ? normalizeOrderStatusCode(statusOrRow.trim())
      : resolveOrderStatusCode(statusOrRow)
  if (!code || code === ORDER_STATUS_ALL) return false
  return !ORDER_SHIPPED_STATUS_SET.has(code)
}

const ORDER_STATUS_BY_CODE = new Map(ORDER_STATUS_LIST.map((item) => [item.value, item]))

/** 我的订单 Tab：全部 + 各业务状态 */
export const ORDER_STATUS_TABS: OrderStatusMeta[] = [
  { value: ORDER_STATUS_ALL, labelKey: 'order.myOrders.tabs.all', showTabCount: true },
  ...ORDER_STATUS_LIST.map(({ value, tagColor, tagBgColor, tagBorder, rowBg, showTabCount }) => ({
    value,
    labelKey: `order.myOrders.tabs.${value}`,
    tagColor,
    tagBgColor,
    tagBorder,
    rowBg,
    showTabCount: showTabCount ?? true,
  })),
]

export function resolveOrderStatusCode(row?: {
  status?: string
  Status?: string
  orderStatus?: string
  OrderStatus?: string
}): string {
  if (!row) return ''
  const rawCode = normalizeOrderStatusCode(String(row.status ?? row.Status ?? '').trim())
  if (rawCode && ORDER_STATUS_BY_CODE.has(rawCode as OrderStatusCode)) {
    return rawCode
  }
  const rawName = String(row.orderStatus ?? row.OrderStatus ?? '').trim()
  if (rawName && ORDER_STATUS_NAME_TO_CODE[rawName]) {
    return ORDER_STATUS_NAME_TO_CODE[rawName]
  }
  if (rawName && ORDER_STATUS_BY_CODE.has(rawName as OrderStatusCode)) {
    return rawName
  }
  return rawCode || rawName
}

export function getOrderStatusMeta(codeOrName?: string): OrderStatusMeta | undefined {
  if (!codeOrName) return undefined
  const normalized = normalizeOrderStatusCode(String(codeOrName).trim())
  if (ORDER_STATUS_BY_CODE.has(normalized as OrderStatusCode)) {
    return ORDER_STATUS_BY_CODE.get(normalized as OrderStatusCode)
  }
  const code = ORDER_STATUS_NAME_TO_CODE[codeOrName]
  return code ? ORDER_STATUS_BY_CODE.get(code) : undefined
}

export function getOrderStatusTagStyle(
  meta?: Pick<OrderStatusMeta, 'tagColor' | 'tagBgColor' | 'tagBorder'> | null,
): Record<string, string> {
  return getStatusTagStyle(meta ?? undefined)
}

export function buildOrderStatusTagHtml(
  text: string,
  meta?: Pick<OrderStatusMeta, 'tagColor' | 'tagBgColor' | 'tagBorder'> | null,
): string {
  return buildStatusTagHtml(text, meta ?? undefined)
}

export function buildOrderStatusSubTagHtml(
  text: string,
  meta?: { tagColor?: string; tagBgColor?: string; tagBorder?: string } | null,
): string {
  return buildStatusTagHtml(text, meta ?? undefined, 'ghost')
}

export { buildBooleanTagHtml }