import axios from './index';

// 响应类型定义
interface ApiResponse<T = any> {
  code: number;
  message: string;
  data: T;
}

/**
 * 获取知识列表
 */
export async function getKnowledgeList(params?: {
  page?: number;
  pageSize?: number;
  status?: number;
  categoryId?: number;
  keyword?: string;
}): Promise<any> {
  const response: ApiResponse = await axios.get('/api/knowledge/list', { params });
  if (response.code === 0) {
    return response.data;
  }
  throw new Error(response.message || '获取列表失败');
}

/**
 * 获取知识详情
 */
export async function getKnowledgeDetail(id: string | number): Promise<any> {
  const response: ApiResponse = await axios.get('/api/knowledge/detail', {
    params: { id }
  });
  if (response.code === 0) {
    return { data: response.data };
  }
  throw new Error(response.message || '获取详情失败');
}

/**
 * 创建知识
 */
export async function createKnowledge(data: any): Promise<any> {
  const response: ApiResponse = await axios.post('/api/knowledge/create', data);
  if (response.code === 0) {
    return response.data;
  }
  throw new Error(response.message || '创建失败');
}

/**
 * 更新知识
 */
export async function updateKnowledge(id: string | number, data: any): Promise<any> {
  const response: ApiResponse = await axios.post('/api/knowledge/update', {
    id,
    ...data
  });
  if (response.code === 0) {
    return { success: true };
  }
  throw new Error(response.message || '更新失败');
}

/**
 * 删除知识
 */
export async function deleteKnowledge(id: string | number): Promise<any> {
  const response: ApiResponse = await axios.post('/api/knowledge/delete', { id });
  if (response.code === 0) {
    return { success: true };
  }
  throw new Error(response.message || '删除失败');
}

/**
 * 获取分类列表
 */
export async function getCategoryList(): Promise<any> {
  const response: ApiResponse = await axios.get('/api/knowledge/categories');
  if (response.code === 0) {
    const categories = response.data || [];
    return { data: categories };
  }
  throw new Error(response.message || '获取分类失败');
}

/**
 * 获取标签列表
 */
export async function getTagList(): Promise<any> {
  const response: ApiResponse = await axios.get('/api/knowledge/tags');
  if (response.code === 0) {
    // 转换为名称数组格式，兼容前端使用
    const tags = response.data || [];
    return { 
      data: tags.map((tag: any) => tag.tagName || tag.tag_name) 
    };
  }
  throw new Error(response.message || '获取标签失败');
}

/**
 * 添加分类
 */
export async function addCategory(data: {
  categoryName: string;
  categoryDesc?: string;
  parentId?: number;
  sortOrder?: number;
}): Promise<any> {
  const response: ApiResponse = await axios.post('/api/knowledge/category/add', data);
  return response.data;
}

/**
 * 添加标签
 */
export async function addTag(data: {
  tagName: string;
  tagColor?: string;
}): Promise<any> {
  const response: ApiResponse = await axios.post('/api/knowledge/tag/add', data);
  return response.data;
}