import { config } from '../../config/index';

/** 获取商品详情页评论数 */
function mockFetchGoodDetailsCommentsCount(spuId = 0) {
  const { delay } = require('../_utils/delay');
  const {
    getGoodsDetailsCommentsCount,
  } = require('../../model/detailsComments');
  return delay().then(() => getGoodsDetailsCommentsCount(spuId));
}

/** 获取商品详情页评论数 */
export function getGoodsDetailsCommentsCount(spuId = 0) {
  if (config.useMock) {
    return mockFetchGoodDetailsCommentsCount(spuId);
  }
  
  return new Promise((resolve, reject) => {
    wx.request({
      url: `${config.apiBase}/products/${spuId}/reviews/count`,
      method: 'GET',
      header: {
        'Content-Type': 'application/json',
      },
      success: (res) => {
        if (res.statusCode === 200) {
          // 转换后端数据格式为前端需要的格式
          const data = {
            commentCount: res.data.data.total || 0,
            goodRate: res.data.data.good_rate || '100',
            badCount: res.data.data.bad_count || 0,
            goodCount: res.data.data.good_count || 0,
            middleCount: res.data.data.middle_count || 0,
            hasImageCount: res.data.data.has_image_count || 0,
          };
          resolve(data);
        } else {
          console.error('获取评论统计失败:', res);
          // 失败时返回默认数据
          resolve({
            commentCount: 0,
            goodRate: '100',
            badCount: 0,
            goodCount: 0,
            middleCount: 0,
            hasImageCount: 0,
          });
        }
      },
      fail: (error) => {
        console.error('获取评论统计请求失败:', error);
        // 网络错误时返回默认数据
        resolve({
          commentCount: 0,
          goodRate: '100',
          badCount: 0,
          goodCount: 0,
          middleCount: 0,
          hasImageCount: 0,
        });
      }
    });
  });
}

/** 获取商品详情页评论 */
function mockFetchGoodDetailsCommentList(spuId = 0) {
  const { delay } = require('../_utils/delay');
  const { getGoodsDetailsComments } = require('../../model/detailsComments');
  return delay().then(() => getGoodsDetailsComments(spuId));
}

/** 获取商品详情页评论 */
export function getGoodsDetailsCommentList(spuId = 0, page = 1, limit = 10) {
  if (config.useMock) {
    return mockFetchGoodDetailsCommentList(spuId);
  }
  
  return new Promise((resolve, reject) => {
    wx.request({
      url: `${config.apiBase}/products/${spuId}/reviews`,
      method: 'GET',
      data: {
        page: page,
        limit: limit,
      },
      header: {
        'Content-Type': 'application/json',
      },
      success: (res) => {
        if (res.statusCode === 200) {
          // 转换后端数据格式为前端需要的格式
          const reviews = res.data.data.list || [];
          const transformedData = reviews.map(review => ({
            spuId: review.product_id?.toString() || spuId.toString(),
            skuId: review.sku_id?.toString() || '0',
            specInfo: review.spec_info || '',
            commentContent: review.content || '',
            commentResources: review.images ? review.images.map(img => ({
              src: img,
              type: 'image'
            })) : [],
            commentScore: review.rating || 5,
            uid: review.user_id?.toString() || '',
            userName: review.user_name || '匿名用户',
            userHeadUrl: review.user_avatar || 'https://tdesign.gtimg.com/miniprogram/template/retail/avatar/avatar1.png',
            isAnonymity: review.is_anonymous || false,
            commentTime: review.created_at ? new Date(review.created_at).getTime().toString() : Date.now().toString(),
            isAutoComment: false,
            sellerReply: review.reply || '',
            goodsDetailInfo: review.spec_info || '',
          }));
          
          resolve({
            homePageComments: transformedData
          });
        } else {
          console.error('获取评论列表失败:', res);
          // 失败时返回空数组
          resolve({
            homePageComments: []
          });
        }
      },
      fail: (error) => {
        console.error('获取评论列表请求失败:', error);
        // 网络错误时返回空数组
        resolve({
          homePageComments: []
        });
      }
    });
  });
}