Files
pixiv/backend/services/artwork.js
T
2025-10-13 15:43:18 +08:00

533 lines
14 KiB
JavaScript

const axios = require('axios');
const { stringify } = require('qs');
const ApiCacheService = require('./api-cache');
const { defaultLogger } = require('../utils/logger');
// 创建logger实例
const logger = defaultLogger.child('ArtworkService');
class ArtworkService {
constructor(auth) {
this.auth = auth;
this.baseURL = 'https://app-api.pixiv.net';
// 创建API缓存服务实例
this.apiCache = new ApiCacheService();
}
/**
* 获取作品详情
*/
async getArtworkDetail(artworkId, options = {}) {
try {
const { include_user = true, include_series = false } = options;
const params = {
include_user,
include_series,
};
const response = await this.makeRequest('GET', `/v1/illust/detail?${stringify(params)}`, { illust_id: artworkId });
return {
success: true,
data: response.illust,
};
} catch (error) {
return {
success: false,
error: error.message,
};
}
}
/**
* 获取作品预览信息
*/
async getArtworkPreview(artworkId) {
try {
const response = await this.makeRequest('GET', '/v1/illust/detail', { illust_id: artworkId });
const artwork = response.illust;
// 构建预览信息
const preview = {
id: artwork.id,
title: artwork.title,
description: artwork.caption,
user: {
id: artwork.user.id,
name: artwork.user.name,
account: artwork.user.account,
},
image_urls: artwork.image_urls,
tags: artwork.tags.map(tag => tag.name),
create_date: artwork.create_date,
update_date: artwork.update_date,
type: artwork.type,
width: artwork.width,
height: artwork.height,
page_count: artwork.page_count,
is_bookmarked: artwork.is_bookmarked,
total_bookmarks: artwork.total_bookmarks,
total_view: artwork.total_view,
is_muted: artwork.is_muted,
meta_single_page: artwork.meta_single_page,
meta_pages: artwork.meta_pages,
};
return {
success: true,
data: preview,
};
} catch (error) {
return {
success: false,
error: error.message,
};
}
}
/**
* 获取作品图片URL
*/
async getArtworkImages(artworkId, size = 'medium') {
try {
const response = await this.makeRequest('GET', '/v1/illust/detail', { illust_id: artworkId });
const artwork = response.illust;
const images = [];
if (artwork.meta_single_page && artwork.meta_single_page.original_image_url) {
// 单页作品
images.push({
page: 1,
original: artwork.meta_single_page.original_image_url,
large: artwork.meta_single_page.large_image_url,
medium: artwork.image_urls.medium,
square_medium: artwork.image_urls.square_medium,
});
} else if (artwork.meta_pages && artwork.meta_pages.length > 0) {
// 多页作品
artwork.meta_pages.forEach((page, index) => {
images.push({
page: index + 1,
original: page.image_urls.original,
large: page.image_urls.large,
medium: page.image_urls.medium,
square_medium: page.image_urls.square_medium,
});
});
}
return {
success: true,
data: {
artwork_id: artworkId,
total_pages: artwork.page_count,
images: images,
selected_size: size,
},
};
} catch (error) {
return {
success: false,
error: error.message,
};
}
}
/**
* 搜索作品
*/
async searchArtworks(searchOptions) {
try {
const { keyword, tags, type = 'all', sort = 'date_desc', duration = 'all', offset = 0, limit = 30 } = searchOptions;
// 验证搜索参数
if ((!keyword || keyword.trim() === '') && (!tags || tags.length === 0)) {
return {
success: false,
error: 'Search keyword or tags are required',
};
}
// 映射搜索参数到Pixiv API格式
const searchTargetMap = {
all: 'partial_match_for_tags',
art: 'partial_match_for_tags',
manga: 'partial_match_for_tags',
novel: 'partial_match_for_tags',
};
const sortMap = {
date_desc: 'date_desc',
date_asc: 'date_asc',
popular_desc: 'popular_desc',
};
const durationMap = {
all: null, // 不传递duration参数表示全部时间
within_last_day: 'within_last_day',
within_last_week: 'within_last_week',
within_last_month: 'within_last_month',
};
// 构建搜索关键词
let searchWord = '';
if (keyword && keyword.trim()) {
searchWord = keyword.trim();
} else if (tags && tags.length > 0) {
// 将标签数组转换为搜索关键词,用空格分隔
searchWord = tags.join(' ');
}
const params = {
word: searchWord,
search_target: searchTargetMap[type] || 'partial_match_for_tags',
sort: sortMap[sort] || 'date_desc',
offset: parseInt(offset) || 0,
filter: 'for_ios',
};
// 只有当duration不是'all'时才添加duration参数
if (durationMap[duration] && durationMap[duration] !== null) {
params.duration = durationMap[duration];
}
// 搜索参数已设置
const response = await this.makeRequest('GET', `/v1/search/illust?${stringify(params)}`);
return {
success: true,
data: {
artworks: response.illusts || [],
next_url: response.next_url,
search_span_limit: response.search_span_limit,
total: response.illusts ? response.illusts.length : 0,
},
};
} catch (error) {
logger.error('Search error:', error.message);
logger.error('Search error details:', error.response?.data);
return {
success: false,
error: error.message || 'Search failed',
};
}
}
/**
* 获取推荐作品
*/
async getRecommendedArtworks(options = {}) {
try {
const { offset = 0, limit = 30, include_ranking_illusts = true, include_privacy_policy = false } = options;
const params = {
offset,
include_ranking_illusts,
include_privacy_policy,
filter: 'for_ios',
};
const response = await this.makeRequest('GET', `/v1/illust/recommended?${stringify(params)}`);
return {
success: true,
data: {
artworks: response.illusts,
next_url: response.next_url,
ranking_illusts: response.ranking_illusts || [],
},
};
} catch (error) {
return {
success: false,
error: error.message,
};
}
}
/**
* 获取排行榜作品
*/
async getRankingArtworks(options = {}) {
try {
const { mode = 'day', content = 'illust', filter = 'for_ios', offset = 0, limit = 30 } = options;
const params = {
mode,
content,
filter,
offset,
};
const response = await this.makeRequest('GET', `/v1/illust/ranking?${stringify(params)}`);
// 获取排行榜作品列表
let artworks = response.illusts || [];
// 如果指定了 limit,则截取相应数量的作品
if (limit && limit < artworks.length) {
artworks = artworks.slice(0, limit);
}
return {
success: true,
data: {
artworks: artworks,
next_url: response.next_url,
mode,
date: response.date,
},
};
} catch (error) {
return {
success: false,
error: error.message,
};
}
}
/**
* 收藏/取消收藏作品
*/
/**
* 收藏/取消收藏作品
* TODO: Pixiv API 端点已更改,需要研究新的端点
* 当前端点 /v1/illust/bookmark/add 和 /v1/illust/bookmark/delete 已不可用
*/
async toggleBookmark(artworkId, action = 'add') {
try {
// TODO: 需要研究新的 Pixiv API 端点
// 当前所有收藏相关的 API 端点都返回 404 错误
logger.info(`尝试${action === 'add' ? '添加' : '删除'}收藏 ${artworkId},但API端点不可用`);
return {
success: false,
error: `收藏功能暂时不可用。请前往 Pixiv 官方网站进行${action === 'add' ? '收藏' : '取消收藏'}操作。`
};
} catch (error) {
return {
success: false,
error: error.message,
};
}
}
/**
* 获取用户收藏的作品列表
*/
async getBookmarks(options = {}) {
try {
const { type = 'all', offset = 0, limit = 30 } = options;
// 从认证状态获取用户ID
const status = this.auth.getStatus();
if (!status.isLoggedIn || !this.auth.user || !this.auth.user.id) {
throw new Error('用户未登录或无法获取用户ID');
}
const userId = this.auth.user.id;
// 根据类型选择不同的API端点
let endpoint = '/v1/user/bookmarks/illust';
if (type === 'manga') {
endpoint = '/v1/user/bookmarks/novel';
} else if (type === 'novel') {
endpoint = '/v1/user/bookmarks/novel';
}
const params = {
user_id: userId,
restrict: 'public',
offset,
limit,
};
const response = await this.makeRequest('GET', `${endpoint}?${stringify(params)}`);
return {
success: true,
data: {
artworks: response.illusts || [],
next_url: response.next_url,
total: response.total || 0,
},
};
} catch (error) {
logger.error('获取收藏列表失败:', {
message: error.message,
status: error.response?.status,
data: error.response?.data,
config: error.config
});
return {
success: false,
error: error.message,
};
}
}
/**
* 获取相关推荐作品
*/
async getRelatedArtworks(artworkId, options = {}) {
try {
const { offset = 0, limit = 30 } = options;
if (!artworkId || isNaN(parseInt(artworkId))) {
return {
success: false,
error: 'Invalid artwork ID'
};
}
const params = {
illust_id: parseInt(artworkId),
offset: parseInt(offset),
filter: 'for_ios'
};
const response = await this.makeRequest('GET', '/v2/illust/related', params);
return {
success: true,
data: {
artworks: response.illusts || [],
next_url: response.next_url,
total: response.illusts ? response.illusts.length : 0,
source_artwork_id: artworkId
}
};
} catch (error) {
logger.error('Get related artworks error:', error.message);
logger.error('Get related artworks error details:', error.response?.data);
return {
success: false,
error: error.message || 'Failed to get related artworks'
};
}
}
/**
* 发送API请求
*/
async makeRequest(method, endpoint, data = null) {
// 对于GET请求,尝试从缓存获取
if (method === 'GET') {
try {
const cachedData = await this.apiCache.get(method, endpoint, data || {});
if (cachedData) {
// logger.info(`API缓存命中: ${method} ${endpoint}`);
return cachedData;
}
} catch (error) {
logger.error('读取API缓存失败:', error);
}
}
try {
if (!this.auth || !this.auth.accessToken) {
throw new Error('No access token available');
}
const headers = {
Authorization: `Bearer ${this.auth.accessToken}`,
'Accept-Language': 'en-us',
'App-OS': 'android',
'App-OS-Version': '9.0',
'App-Version': '5.0.234',
'User-Agent': 'PixivAndroidApp/5.0.234 (Android 9.0; Pixel 3)',
};
const config = {
method,
url: `${this.baseURL}${endpoint}`,
headers,
timeout: 60000, // 增加到60秒
};
if (data) {
if (method === 'GET') {
config.params = data;
} else {
config.data = data;
}
}
// 使用auth实例的axiosInstance发送请求,这样可以利用自动token刷新机制
const response = await this.auth.axiosInstance(config);
const responseData = response.data;
// 对于GET请求,将响应数据缓存
if (method === 'GET') {
try {
await this.apiCache.set(method, endpoint, data || {}, responseData);
// logger.info(`API缓存已保存: ${method} ${endpoint}`);
} catch (error) {
logger.error('保存API缓存失败:', error);
}
}
return responseData;
} catch (error) {
logger.error('API request failed:', {
method,
endpoint,
error: error.message,
status: error.response?.status,
data: error.response?.data,
});
throw error;
}
}
/**
* 获取Ugoira动画的ZIP文件URL
*/
async getUgoiraZipUrl(artworkId) {
try {
// 首先获取作品详情以确认是否为ugoira类型
const detailResponse = await this.makeRequest('GET', '/v1/illust/detail', { illust_id: artworkId });
const artwork = detailResponse.illust;
// 检查作品类型是否为ugoira
if (artwork.type !== 'ugoira') {
return {
success: false,
error: 'This artwork is not an ugoira animation'
};
}
// 获取ugoira元数据
const metadataResponse = await this.makeRequest('GET', '/v1/ugoira/metadata', { illust_id: artworkId });
// 返回ZIP文件URL和其他元数据
return {
success: true,
data: {
artwork_id: artworkId,
zip_urls: metadataResponse.ugoira_metadata.zip_urls,
frames: metadataResponse.ugoira_metadata.frames,
}
};
} catch (error) {
logger.error('Get ugoira zip URL error:', error.message);
logger.error('Get ugoira zip URL error details:', error.response?.data);
return {
success: false,
error: error.message || 'Failed to get ugoira zip URL'
};
}
}
}
module.exports = ArtworkService;