feat: 新增首页洞察模块与优化 n8n 工作流
首页新增四个洞察组件： - HomeOverviewStats: 项目统计概览 - HomeRankings: 最新项目与星标排行榜 - HomeTagInsights: 标签分布与热门标签 - HomeRecentTimeline: 最近项目时间线 - 新增 useHome hook 聚合首页数据 n8n 工作流优化： - 节点名称中文化，提升可读性 - HTTP 节点内置分页支持拉取全量项目 - 新增"拆分项目列表"节点实现逐项目处理 - 移除 SITE_BASE_URL 依赖，使用固定生产环境 URL
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import { prisma } from '@/lib/prisma'
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import { getTagCategoryGroups, getTopTags } from '@/hooks/useProjects'
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import { Prisma } from '@prisma/client'
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const ONE_DAY_MS = 24 * 60 * 60 * 1000
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const DEFAULT_RANKING_LIMIT = 6
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const DEFAULT_TIMELINE_LIMIT = 8
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const DEFAULT_TOP_TAG_LIMIT = 12
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export type HomeProjectSummary = {
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id: string
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slug: string
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name: string
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nameEn: string | null
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description: string
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descriptionEn: string | null
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githubStars: number
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createdAt: string
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tags: Array<{
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id: string
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name: string
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nameEn: string | null
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slug: string
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}>
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}
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export type HomeCategoryDistribution = {
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category: string
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name: string
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nameEn: string
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tagCount: number
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projectAssociationCount: number
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topTag: {
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id: string
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name: string
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nameEn: string | null
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slug: string
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projectCount: number
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} | null
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}
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export type HomePageData = {
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overview: {
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totalProjects: number
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activeProjects: number
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archivedProjects: number
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totalTags: number
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newProjects7d: number
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}
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rankings: {
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latestByWindow: {
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'24h': HomeProjectSummary[]
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'7d': HomeProjectSummary[]
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'30d': HomeProjectSummary[]
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}
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topStars: HomeProjectSummary[]
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}
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tagInsights: {
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topTags: Array<{
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id: string
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name: string
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nameEn: string | null
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slug: string
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projectCount: number
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}>
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categoryDistribution: HomeCategoryDistribution[]
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}
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timeline: HomeProjectSummary[]
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}
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type ProjectWithRelations = Prisma.ProjectGetPayload<{
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include: {
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tags: {
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include: {
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tag: true
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}
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}
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}
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}>
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async function safeQuery<T>(operationName: string, fallback: T, task: () => Promise<T>): Promise<T> {
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try {
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return await task()
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} catch (error) {
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console.error(
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`[db] ${operationName} degraded to fallback:`,
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error instanceof Error ? error.message : String(error)
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)
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return fallback
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}
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}
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function mapProjectSummary(project: ProjectWithRelations): HomeProjectSummary {
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return {
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id: project.id,
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slug: project.slug,
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name: project.name,
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nameEn: project.nameEn,
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description: project.description,
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descriptionEn: project.descriptionEn,
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githubStars: project.githubStars,
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createdAt: project.createdAt.toISOString(),
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tags: project.tags.map((projectTag) => ({
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id: projectTag.tag.id,
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name: projectTag.tag.name,
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nameEn: projectTag.tag.nameEn,
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slug: projectTag.tag.slug,
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})),
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}
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}
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async function getLatestProjects(limit: number, createdAfter?: Date): Promise<HomeProjectSummary[]> {
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const projects = await safeQuery('getLatestProjects', [] as ProjectWithRelations[], () =>
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prisma.project.findMany({
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where: {
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status: 'ACTIVE',
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...(createdAfter ? { createdAt: { gte: createdAfter } } : {}),
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},
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include: {
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tags: {
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include: {
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tag: true,
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},
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},
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},
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orderBy: {
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createdAt: 'desc',
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},
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take: limit,
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})
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)
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return projects.map(mapProjectSummary)
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}
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async function getTopStarsProjects(limit: number): Promise<HomeProjectSummary[]> {
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const projects = await safeQuery('getTopStarsProjects', [] as ProjectWithRelations[], () =>
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prisma.project.findMany({
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where: {
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status: 'ACTIVE',
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},
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include: {
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tags: {
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include: {
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tag: true,
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},
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},
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},
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orderBy: [{ githubStars: 'desc' }, { createdAt: 'desc' }],
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take: limit,
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})
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)
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return projects.map(mapProjectSummary)
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}
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export async function getHomePageData(): Promise<HomePageData> {
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const now = Date.now()
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const last24Hours = new Date(now - ONE_DAY_MS)
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const last7Days = new Date(now - ONE_DAY_MS * 7)
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const last30Days = new Date(now - ONE_DAY_MS * 30)
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const [
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totalProjects,
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activeProjects,
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archivedProjects,
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totalTags,
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newProjects7d,
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latest24h,
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latest7d,
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latest30d,
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topStars,
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timeline,
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topTags,
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tagCategoryGroups,
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] = await Promise.all([
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safeQuery('countTotalProjects', 0, () => prisma.project.count()),
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safeQuery('countActiveProjects', 0, () => prisma.project.count({ where: { status: 'ACTIVE' } })),
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safeQuery('countArchivedProjects', 0, () => prisma.project.count({ where: { status: 'ARCHIVED' } })),
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safeQuery('countTotalTags', 0, () =>
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prisma.tag.count({
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where: {
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category: {
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not: 'FIXED_PROJECT_TYPE',
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},
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projects: {
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some: {},
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},
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},
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})
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),
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safeQuery('countNewProjects7d', 0, () =>
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prisma.project.count({
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where: {
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status: 'ACTIVE',
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createdAt: {
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gte: last7Days,
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},
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},
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})
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),
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getLatestProjects(DEFAULT_RANKING_LIMIT, last24Hours),
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getLatestProjects(DEFAULT_RANKING_LIMIT, last7Days),
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getLatestProjects(DEFAULT_RANKING_LIMIT, last30Days),
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getTopStarsProjects(DEFAULT_RANKING_LIMIT),
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getLatestProjects(DEFAULT_TIMELINE_LIMIT),
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getTopTags(DEFAULT_TOP_TAG_LIMIT),
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getTagCategoryGroups(),
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])
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const categoryDistribution: HomeCategoryDistribution[] = tagCategoryGroups.map((group) => {
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const projectAssociationCount = group.tags.reduce((sum, tag) => sum + tag._count.projects, 0)
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const leadingTag = group.tags[0]
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return {
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category: group.category,
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name: group.name,
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nameEn: group.nameEn,
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tagCount: group.tags.length,
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projectAssociationCount,
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topTag: leadingTag
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? {
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id: leadingTag.id,
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name: leadingTag.name,
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nameEn: leadingTag.nameEn,
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slug: leadingTag.slug,
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projectCount: leadingTag._count.projects,
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}
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: null,
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}
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})
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return {
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overview: {
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totalProjects,
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activeProjects,
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archivedProjects,
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totalTags,
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newProjects7d,
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},
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rankings: {
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latestByWindow: {
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'24h': latest24h,
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'7d': latest7d,
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'30d': latest30d,
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},
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topStars,
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},
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tagInsights: {
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topTags: topTags.map((tag) => ({
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id: tag.id,
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name: tag.name,
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nameEn: tag.nameEn,
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slug: tag.slug,
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projectCount: tag._count.projects,
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})),
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categoryDistribution,
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},
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timeline,
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}
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}
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