/**
 * @fileoverview 订单管理相关常量定义和类型定义
 * @description 定义订单类型、订单状态、订单明细状态等枚举值、常量和工具函数
 */

/**
 * 订单类型枚举
 * @readonly
 */
export const ORDER_TYPES = Object.freeze({
  /** 未知类型 */
  UNKNOWN: 0,
  /** 普通订单 */
  NORMAL: 1
})

/**
 * 订单类型枚举（订单表单模块兼容性别名）
 * @readonly
 * @enum {number}
 */
export const OrderType = ORDER_TYPES

/**
 * 订单状态枚举
 * @readonly
 */
export const ORDER_STATUS = Object.freeze({
  /** 草稿 */
  DRAFT: 0,
  /** 已提交/待审核 */
  SUBMITTED: 1,
  /** 已确认/已审核 */
  CONFIRMED: 2,
  /** 部分发货/已发货 */
  PARTIAL_SHIPPED: 3,
  /** 已完成 */
  COMPLETED: 4,
  /** 已取消 */
  CANCELLED: 5
})

/**
 * 订单状态枚举（订单表单模块兼容性别名）
 * @readonly
 * @enum {number}
 */
export const OrderStatus = {
  /** 草稿 */
  DRAFT: ORDER_STATUS.DRAFT,
  /** 待审核 */
  PENDING: ORDER_STATUS.SUBMITTED,
  /** 已审核 */
  APPROVED: ORDER_STATUS.CONFIRMED,
  /** 已发货 */
  SHIPPED: ORDER_STATUS.PARTIAL_SHIPPED,
  /** 已完成 */
  COMPLETED: ORDER_STATUS.COMPLETED,
  /** 已取消 */
  CANCELLED: ORDER_STATUS.CANCELLED
}

/**
 * 订单明细状态枚举
 * @readonly
 */
export const ORDER_ITEM_STATUS = Object.freeze({
  /** 未确认 */
  UNCONFIRMED: 0,
  /** 已确认 */
  CONFIRMED: 1,
  /** 部分发货 */
  PARTIAL_SHIPPED: 2,
  /** 已完成 */
  COMPLETED: 3
})

/**
 * 物料明细状态枚举（订单表单模块兼容性别名）
 * @description 对应数据库item_status字段：0未确认 1已确认 2部分发货 3已完成
 * @readonly
 */
export const MaterialDetailStatus = ORDER_ITEM_STATUS

/**
 * 物料明细数据来源枚举
 * @readonly
 * @enum {string}
 */
export const MaterialDetailDataSource = {
  /** 远程加载的数据（从订单获取） */
  REMOTE: 'REMOTE',
  /** 用户导入的数据 */
  IMPORTED: 'IMPORTED'
}

/**
 * 订单类型配置映射
 * @readonly
 * @type {Record<number, {readonly label: string, readonly type: string, readonly color: string}>}
 */
export const ORDER_TYPE_CONFIG = {
  [ORDER_TYPES.UNKNOWN]: {
    label: '未知类型',
    type: 'info',
    color: '#909399'
  },
  [ORDER_TYPES.NORMAL]: {
    label: '普通订单',
    type: 'primary',
    color: '#409EFF'
  }
}

/**
 * 订单状态配置映射
 * @readonly
 * @type {Record<number, {readonly label: string, readonly type: string, readonly color: string}>}
 */
export const ORDER_STATUS_CONFIG = {
  [ORDER_STATUS.DRAFT]: {
    label: '草稿',
    type: 'info',
    color: '#909399'
  },
  [ORDER_STATUS.SUBMITTED]: {
    label: '待审核',
    type: 'warning',
    color: '#E6A23C'
  },
  [ORDER_STATUS.CONFIRMED]: {
    label: '已审核',
    type: 'primary',
    color: '#409EFF'
  },
  [ORDER_STATUS.PARTIAL_SHIPPED]: {
    label: '已发货',
    type: 'warning',
    color: '#E6A23C'
  },
  [ORDER_STATUS.COMPLETED]: {
    label: '已完成',
    type: 'success',
    color: '#67C23A'
  },
  [ORDER_STATUS.CANCELLED]: {
    label: '已取消',
    type: 'danger',
    color: '#F56C6C'
  }
}

/**
 * 订单明细状态配置映射
 * @readonly
 * @type {Record<number, {readonly label: string, readonly type: string, readonly color: string}>}
 */
export const ORDER_ITEM_STATUS_CONFIG = {
  [ORDER_ITEM_STATUS.UNCONFIRMED]: {
    label: '未确认',
    type: 'warning',
    color: '#E6A23C'
  },
  [ORDER_ITEM_STATUS.CONFIRMED]: {
    label: '已确认',
    type: 'primary',
    color: '#409EFF'
  },
  [ORDER_ITEM_STATUS.PARTIAL_SHIPPED]: {
    label: '部分发货',
    type: 'warning',
    color: '#E6A23C'
  },
  [ORDER_ITEM_STATUS.COMPLETED]: {
    label: '已完成',
    type: 'success',
    color: '#67C23A'
  }
}

/**
 * 订单类型选项数据
 * @readonly
 * @type {Array<{readonly label: string, readonly value: typeof ORDER_TYPES[keyof typeof ORDER_TYPES]}>}
 */
export const ORDER_TYPE_OPTIONS = [
  { label: '未知类型', value: ORDER_TYPES.UNKNOWN },
  { label: '普通订单', value: ORDER_TYPES.NORMAL }
]

/**
 * 订单状态选项数据
 * @readonly
 * @type {Array<{readonly label: string, readonly value:typeof ORDER_STATUS[keyof typeof ORDER_STATUS]}>}
 */
export const ORDER_STATUS_OPTIONS = [
  { label: '草稿', value: ORDER_STATUS.DRAFT },
  { label: '已提交', value: ORDER_STATUS.SUBMITTED },
  { label: '已确认', value: ORDER_STATUS.CONFIRMED },
  { label: '部分发货', value: ORDER_STATUS.PARTIAL_SHIPPED },
  { label: '已完成', value: ORDER_STATUS.COMPLETED },
  { label: '已取消', value: ORDER_STATUS.CANCELLED }
]

/**
 * 订单明细状态选项数据
 * @readonly
 * @type {ReadonlyArray<{readonly label: string, readonly value: typeof ORDER_ITEM_STATUS[keyof typeof ORDER_ITEM_STATUS]}>}
 */
export const ORDER_ITEM_STATUS_OPTIONS = [
  { label: '未确认', value: ORDER_ITEM_STATUS.UNCONFIRMED },
  { label: '已确认', value: ORDER_ITEM_STATUS.CONFIRMED },
  { label: '部分发货', value: ORDER_ITEM_STATUS.PARTIAL_SHIPPED },
  { label: '已完成', value: ORDER_ITEM_STATUS.COMPLETED }
]

/**
 * 物料明细状态选项列表（订单表单模块兼容性别名）
 * @readonly
 * @type {ReadonlyArray<{readonly label: string, readonly value: number}>}
 */
export const MATERIAL_DETAIL_STATUS_OPTIONS = ORDER_ITEM_STATUS_OPTIONS

/**
 * 默认分页配置
 * @readonly
 * @type {{readonly current: number, readonly pageSize: number, readonly total: number, readonly showSizeChanger: boolean, readonly showQuickJumper: boolean, readonly showTotal: (total: number, range: [number, number]) => string}}
 */
export const DEFAULT_PAGINATION_CONFIG = {
  current: 1,
  pageSize: 10,
  total: 0,
  showSizeChanger: true,
  showQuickJumper: true,
  showTotal: (total, range) => `第 ${range[0]}-${range[1]} 条/共 ${total} 条`
}

// ==================== 工具函数 ====================

/**
 * 获取订单类型标签
 * @param {1} orderType - 订单类型值
 * @returns {'普通订单' | '未知类型'} 订单类型标签
 */
export function getOrderTypeLabel(orderType) {
  const config = ORDER_TYPE_CONFIG[orderType]
  return config ? config.label : '未知类型'
}

/**
 * 获取订单类型Element UI标签类型
 * @param {typeof ORDER_TYPES[keyof typeof ORDER_TYPES]} orderType - 订单类型值
 * @returns {string} Element UI标签类型
 */
export function getOrderTypeTagType(orderType) {
  const config = ORDER_TYPE_CONFIG[orderType]
  return config ? config.type : 'info'
}

/**
 * 获取订单类型颜色
 * @param {typeof ORDER_TYPES[keyof typeof ORDER_TYPES]} orderType - 订单类型值
 * @returns {string} 十六进制颜色值
 */
export function getOrderTypeColor(orderType) {
  const config = ORDER_TYPE_CONFIG[orderType]
  return config ? config.color : '#909399'
}

/**
 * 获取订单状态标签
 * @param {typeof ORDER_STATUS[keyof typeof ORDER_STATUS]} status - 订单状态值
 * @returns {string} 订单状态标签
 */
export function getOrderStatusLabel(status) {
  const config = ORDER_STATUS_CONFIG[status]
  return config ? config.label : '未知状态'
}

/**
 * 获取订单状态Element UI标签类型
 * @param {typeof ORDER_STATUS[keyof typeof ORDER_STATUS]} status - 订单状态值
 * @returns {string} Element UI标签类型
 */
export function getOrderStatusTagType(status) {
  const config = ORDER_STATUS_CONFIG[status]
  return config ? config.type : 'info'
}

/**
 * 获取订单状态颜色
 * @param {typeof ORDER_STATUS[keyof typeof ORDER_STATUS]} status - 订单状态值
 * @returns {string} 十六进制颜色值
 */
export function getOrderStatusColor(status) {
  const config = ORDER_STATUS_CONFIG[status]
  return config ? config.color : '#909399'
}

/**
 * 获取订单明细状态标签
 * @param {typeof ORDER_ITEM_STATUS[keyof typeof ORDER_ITEM_STATUS]} itemStatus - 订单明细状态值
 * @returns {string} 订单明细状态标签
 */
export function getOrderItemStatusLabel(itemStatus) {
  const config = ORDER_ITEM_STATUS_CONFIG[itemStatus]
  return config ? config.label : '未知状态'
}

/**
 * 获取订单明细状态Element UI标签类型
 * @param {typeof ORDER_ITEM_STATUS[keyof typeof ORDER_ITEM_STATUS]} itemStatus - 订单明细状态值
 * @returns {string} Element UI标签类型
 */
export function getOrderItemStatusTagType(itemStatus) {
  const config = ORDER_ITEM_STATUS_CONFIG[itemStatus]
  return config ? config.type : 'info'
}

/**
 * 获取订单明细状态颜色
 * @param {typeof ORDER_ITEM_STATUS[keyof typeof ORDER_ITEM_STATUS]} itemStatus - 订单明细状态值
 * @returns {string} 十六进制颜色值
 */
export function getOrderItemStatusColor(itemStatus) {
  const config = ORDER_ITEM_STATUS_CONFIG[itemStatus]
  return config ? config.color : '#909399'
}

/**
 * 检查订单是否可以编辑
 * @param {typeof ORDER_STATUS[keyof typeof ORDER_STATUS]} status - 订单状态值
 * @returns {boolean} 是否可以编辑
 */
export function isOrderEditable(status) {
  return status === ORDER_STATUS.DRAFT || status === ORDER_STATUS.SUBMITTED
}

/**
 * 检查订单是否可以取消
 * @param {typeof ORDER_STATUS[keyof typeof ORDER_STATUS]} status - 订单状态值
 * @returns {boolean} 是否可以取消
 */
export function isOrderCancellable(status) {
  return status !== ORDER_STATUS.COMPLETED && status !== ORDER_STATUS.CANCELLED
}

/**
 * 检查订单明细是否可以编辑
 * @param {typeof ORDER_ITEM_STATUS[keyof typeof ORDER_ITEM_STATUS]} itemStatus - 订单明细状态值
 * @returns {boolean} 是否可以编辑
 */
export function isOrderItemEditable(itemStatus) {
  return itemStatus === ORDER_ITEM_STATUS.UNCONFIRMED || itemStatus === ORDER_ITEM_STATUS.CONFIRMED
}

/**
 * 检查订单明细是否可以取消
 * @param {typeof ORDER_ITEM_STATUS[keyof typeof ORDER_ITEM_STATUS]} itemStatus - 订单明细状态值
 * @returns {boolean} 是否可以取消
 */
export function isOrderItemCancellable(itemStatus) {
  return itemStatus !== ORDER_ITEM_STATUS.COMPLETED
}

// ==================== 发票相关常量 ====================

/**
 * 发票类型枚举
 * @readonly
 * @enum {string}
 */
export const INVOICE_TYPES = {
  /** 普通发票 */
  NORMAL: 'NORMAL',
  /** 专用发票 */
  SPECIAL: 'SPECIAL'
}

/**
 * 发票状态枚举
 * @readonly
 * @enum {number}
 */
export const INVOICE_STATUS = {
  /** 待开票 */
  PENDING: 0,
  /** 已开票 */
  INVOICED: 1,
  /** 已红冲 */
  RED_FLUSHED: 2,
  /** 已作废 */
  VOIDED: 3
}

/**
 * 发票类型标签映射
 * @readonly
 * @type {Record<string, string>}
 */
export const INVOICE_TYPE_LABELS = {
  [INVOICE_TYPES.NORMAL]: '普通发票',
  [INVOICE_TYPES.SPECIAL]: '专用发票'
}

/**
 * 发票状态标签映射
 * @readonly
 * @type {Record<number, string>}
 */
export const INVOICE_STATUS_LABELS = {
  [INVOICE_STATUS.PENDING]: '待开票',
  [INVOICE_STATUS.INVOICED]: '已开票',
  [INVOICE_STATUS.RED_FLUSHED]: '已红冲',
  [INVOICE_STATUS.VOIDED]: '已作废'
}

/**
 * 发票类型标签类型映射（用于Element UI标签样式）
 * @readonly
 * @type {Record<string, string>}
 */
export const INVOICE_TYPE_TAG_TYPES = {
  [INVOICE_TYPES.NORMAL]: 'info',
  [INVOICE_TYPES.SPECIAL]: 'success'
}

/**
 * 发票状态标签类型映射（用于Element UI标签样式）
 * @readonly
 * @type {Record<number, string>}
 */
export const INVOICE_STATUS_TAG_TYPES = {
  [INVOICE_STATUS.PENDING]: 'warning',
  [INVOICE_STATUS.INVOICED]: 'success',
  [INVOICE_STATUS.RED_FLUSHED]: 'danger',
  [INVOICE_STATUS.VOIDED]: 'info'
}

/**
 * 发票类型选项数组（用于下拉选择）
 * @readonly
 * @type {Array<{label: string, value: string}>}
 */
export const INVOICE_TYPE_OPTIONS = [
  { label: INVOICE_TYPE_LABELS[INVOICE_TYPES.NORMAL], value: INVOICE_TYPES.NORMAL },
  { label: INVOICE_TYPE_LABELS[INVOICE_TYPES.SPECIAL], value: INVOICE_TYPES.SPECIAL }
]

/**
 * 发票状态选项数组（用于下拉选择）
 * @readonly
 * @type {Array<{label: string, value: number}>}
 */
export const INVOICE_STATUS_OPTIONS = [
  { label: INVOICE_STATUS_LABELS[INVOICE_STATUS.PENDING], value: INVOICE_STATUS.PENDING },
  { label: INVOICE_STATUS_LABELS[INVOICE_STATUS.INVOICED], value: INVOICE_STATUS.INVOICED },
  { label: INVOICE_STATUS_LABELS[INVOICE_STATUS.RED_FLUSHED], value: INVOICE_STATUS.RED_FLUSHED },
  { label: INVOICE_STATUS_LABELS[INVOICE_STATUS.VOIDED], value: INVOICE_STATUS.VOIDED }
]

/**
 * 获取发票类型标签文本
 * @param {string} type - 发票类型
 * @returns {string} 标签文本
 */
export const getInvoiceTypeLabel = (type) => {
  return INVOICE_TYPE_LABELS[type] || '未知类型'
}

/**
 * 获取发票类型标签样式
 * @param {string} type - 发票类型
 * @returns {string} 标签样式类型
 */
export const getInvoiceTypeTagType = (type) => {
  return INVOICE_TYPE_TAG_TYPES[type] || 'info'
}

/**
 * 获取发票状态标签文本
 * @param {number} status - 发票状态
 * @returns {string} 标签文本
 */
export const getInvoiceStatusLabel = (status) => {
  return INVOICE_STATUS_LABELS[status] || '未知状态'
}

/**
 * 获取发票状态标签样式
 * @param {number} status - 发票状态
 * @returns {string} 标签样式类型
 */
export const getInvoiceStatusTagType = (status) => {
  return INVOICE_STATUS_TAG_TYPES[status] || 'info'
}

/**
 * 验证发票类型是否有效
 * @param {string} type - 发票类型
 * @returns {boolean} 是否有效
 */
export const isValidInvoiceType = (type) => {
  return Object.values(INVOICE_TYPES).includes(type)
}

/**
 * 验证发票状态是否有效
 * @param {number} status - 发票状态
 * @returns {boolean} 是否有效
 */
export const isValidInvoiceStatus = (status) => {
  return Object.values(INVOICE_STATUS).includes(status)
}