import { request } from '@/api/request'

/** 文档状态 */
export type DocumentStatus = 'draft' | 'published' | 'reviewed' | 'rejected'

/** 文档类型 */
export type DocumentType = 'common' | 'guide' | 'solution' | 'troubleshoot' | 'process' | 'technical'

/** 文档接口类型 */
export interface Document {
  id: number
  created_at: string
  updated_at: string
  doc_no: string
  title: string
  description: string
  content: string
  type: DocumentType
  status: DocumentStatus
  category_id: number
  sub_category: string
  author_id: number
  author_name: string
  reviewer_id: number
  reviewer_name: string
  reviewed_at: string | null
  published_at: string | null
  publisher_id: number
  view_count: number
  like_count: number
  comment_count: number
  download_count: number
  version: string
  version_notes: string
  tags: string
  attachments: string | null
  related_docs: string | null
  metadata: string | null
  keywords: string
  remarks: string
  is_favorited?: boolean
}

/** API响应包装类型 */
export interface ApiResponse<T = any> {
  code: number
  message: string
  data: T
}

/** 分页响应类型 */
export interface PaginatedResponse<T> {
  total: number
  page: number
  page_size: number
  data: T[]
}

/** 创建文档请求参数 */
export interface CreateDocumentParams {
  title: string
  description?: string
  content: string
  type?: DocumentType
  category_id?: number
  sub_category?: string
  keywords?: string
  tags?: string
  remarks?: string
}

/** 更新文档请求参数 */
export interface UpdateDocumentParams {
  id: number
  title?: string
  description?: string
  content?: string
  type?: DocumentType
  category_id?: number
  sub_category?: string
  keywords?: string
  tags?: string
  remarks?: string
}

/** 获取文档列表参数 */
export interface FetchDocumentListParams {
  page?: number
  page_size?: number
  keyword?: string
  type?: DocumentType
  status?: DocumentStatus
  category_id?: number
}

/** 文档类型选项 */
export const documentTypeOptions = [
  { label: '通用文档', value: 'common' },
  { label: '操作指南', value: 'guide' },
  { label: '解决方案', value: 'solution' },
  { label: '故障排查', value: 'troubleshoot' },
  { label: '流程规范', value: 'process' },
  { label: '技术文档', value: 'technical' },
]

/** 文档状态选项 */
export const documentStatusOptions = [
  { label: '草稿', value: 'draft' },
  { label: '已发布', value: 'published' },
  { label: '已审核', value: 'reviewed' },
  { label: '未通过审核', value: 'rejected' },
]

/** 获取文档状态文本 */
export const getDocumentStatusText = (status: DocumentStatus): string => {
  const statusMap: Record<DocumentStatus, string> = {
    draft: '草稿',
    published: '已发布',
    reviewed: '已审核',
    rejected: '未通过审核',
  }
  return statusMap[status] || status
}

/** 获取文档状态颜色 */
export const getDocumentStatusColor = (status: DocumentStatus): string => {
  const colorMap: Record<DocumentStatus, string> = {
    draft: 'gray',
    published: 'blue',
    reviewed: 'green',
    rejected: 'red',
  }
  return colorMap[status] || 'gray'
}

/** 获取文档类型文本 */
export const getDocumentTypeText = (type: DocumentType): string => {
  const typeMap: Record<DocumentType, string> = {
    common: '通用文档',
    guide: '操作指南',
    solution: '解决方案',
    troubleshoot: '故障排查',
    process: '流程规范',
    technical: '技术文档',
  }
  return typeMap[type] || type
}

/** 创建文档 */
export const createDocument = (data: CreateDocumentParams) => {
  return request.post<ApiResponse<Document>>('/Kb/v1/document/create', data)
}

/** 更新文档 */
export const updateDocument = (data: UpdateDocumentParams) => {
  return request.post<ApiResponse<Document>>('/Kb/v1/document/update', data)
}

/** 删除文档（移入回收站） */
export const deleteDocument = (id: number) => {
  return request.delete<ApiResponse<string>>(`/Kb/v1/document/${id}`)
}

/** 获取文档详情 */
export const fetchDocumentDetail = (id: number) => {
  return request.get<ApiResponse<Document>>(`/Kb/v1/document/${id}`)
}

/** 获取文档列表 */
export const fetchDocumentList = (params?: FetchDocumentListParams) => {
  return request.get<ApiResponse<PaginatedResponse<Document>>>('/Kb/v1/document/list', { params })
}

/** 发布文档 */
export const publishDocument = (id: number) => {
  return request.post<ApiResponse<string>>('/Kb/v1/document/publish', { id })
}

/** 移入回收站 */
export const moveToTrash = (resourceId: number, resourceType: string) => {
  return request.post<ApiResponse<string>>('/Kb/v1/trash/move', {
    resource_id: resourceId,
    resource_type: resourceType,
  })
}

/** 获取我的文档列表（由我创建的所有文档） */
export const fetchMyDocumentList = (params?: FetchDocumentListParams) => {
  return request.get<ApiResponse<PaginatedResponse<Document>>>('/Kb/v1/review/publish/list', { params })
}

/** 获取已审核通过的文档列表 */
export const fetchApprovedDocumentList = (params?: FetchDocumentListParams) => {
  return request.get<ApiResponse<PaginatedResponse<Document>>>('/Kb/v1/review/approved/list', { params })
}

/** 收藏文档 */
export const favoriteDocument = (id: number, remarks?: string) => {
  return request.post<ApiResponse<string>>('/Kb/v1/favorite/collect', {
    resource_type: 'document',
    resource_id: id,
    remarks,
  })
}

/** 取消收藏文档 */
export const unfavoriteDocument = (id: number) => {
  return request.post<ApiResponse<string>>('/Kb/v1/favorite/uncollect', {
    resource_type: 'document',
    resource_id: id,
  })
}

/** 下载文档 */
export const downloadDocument = (id: number) => {
  return request.get<Blob>(`/Kb/v1/document/${id}/download`, { responseType: 'blob' })
}