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MetaLab/internal/router/frontend.go
Victor_Jay 593b52096f feat: 首页增加内存缓存(30s TTL)
- 新增 internal/cache/home_cache.go,实现带 TTL 的首页文章列表内存缓存
- frontend.go 首页 handler 优先读取缓存,未命中/过期时查询 DB 并回填
- PostService 注入失效回调,在 Create/Update/Delete/Approve 后自动失效缓存
- 减少首页每次请求都查 DB 的开销
2026-06-02 17:20:59 +08:00

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package router
import (
"net/http"
"metazone.cc/metalab/internal/common"
"metazone.cc/metalab/internal/config"
"metazone.cc/metalab/internal/middleware"
"github.com/gin-gonic/gin"
)
// setupFrontendRoutes 注册前端页面路由
func setupFrontendRoutes(r *gin.Engine, cfg *config.Config, d *dependencies) {
// --- 页面路由CSRF 仅下发 token不验证 ---
pages := r.Group("/")
pages.Use(d.authMdw.Optional())
pages.Use(middleware.CSRF(cfg))
pages.Use(func(c *gin.Context) {
middleware.SetCSRFToken(c, cfg)
c.Next()
})
{
pages.GET("/", func(c *gin.Context) {
posts, total, ok := d.homeCache.Get()
if !ok {
var err error
posts, total, err = d.postService.List("", 1, 6)
if err != nil {
posts = nil
total = 0
} else {
d.homeCache.Set(posts, total)
}
}
c.HTML(http.StatusOK, "home/index.html", common.BuildPageData(c, gin.H{
"Title": "首页",
"ExtraCSS": "/static/css/home.css",
"Posts": posts,
"PostCount": total,
}))
})
pages.GET("/settings", func(c *gin.Context) {
c.Redirect(http.StatusFound, "/settings/profile")
})
pages.GET("/settings/:tab", d.settingsCtrl.SettingsPage)
pages.GET("/messages", d.messageCtrl.MessagesPage)
// 用户空间(静态 /space 必须在 :uid 之前注册)
pages.GET("/space", d.spaceCtrl.MySpace)
pages.GET("/space/:uid", d.spaceCtrl.ShowSpace)
// 帖子页面
pages.GET("/posts", d.postCtrl.ListPage)
pages.GET("/posts/:id", d.postCtrl.ShowPage)
pages.GET("/posts/:id/edit", d.authMdw.Required(), func(c *gin.Context) {
c.Redirect(http.StatusMovedPermanently, "/studio/write?id="+c.Param("id"))
})
// 创作中心(需登录)
studioPages := pages.Group("/studio")
studioPages.Use(d.authMdw.Required())
{
studioPages.GET("", d.studioCtrl.OverviewPage)
studioPages.GET("/posts", d.studioCtrl.PostsPage)
studioPages.GET("/drafts", d.studioCtrl.DraftsPage)
studioPages.GET("/write", d.studioCtrl.WritePage)
studioPages.GET("/analytics", d.studioCtrl.AnalyticsPage)
}
}
// 认证页面(已登录自动跳走)
authPages := r.Group("/auth")
authPages.Use(d.authMdw.Optional())
authPages.Use(middleware.CSRF(cfg))
authPages.Use(func(c *gin.Context) {
middleware.SetCSRFToken(c, cfg)
c.Next()
})
{
authPages.GET("/register", d.authCtrl.RegisterPage)
authPages.GET("/login", d.authCtrl.LoginPage)
}
}