From 73a45dcc1816bc11816e642564a658db179e9aa7 Mon Sep 17 00:00:00 2001
From: moris <xinshisheng126@gmail.com>
Date: Sun, 15 Dec 2024 22:37:42 +0900
Subject: [PATCH] =?UTF-8?q?add:=20=E3=82=AD=E3=83=A3=E3=83=83=E3=82=B7?=
 =?UTF-8?q?=E3=83=A5=E3=81=AB=E6=9C=89=E5=8A=B9=E6=9C=9F=E9=99=90=E3=82=92?=
 =?UTF-8?q?=E8=A8=AD=E5=AE=9A?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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---
 src/lib/server/Metadatas.js | 39 +++++++++++++++++++++++++++----------
 1 file changed, 29 insertions(+), 10 deletions(-)

diff --git a/src/lib/server/Metadatas.js b/src/lib/server/Metadatas.js
index eb4055f..042df4e 100644
--- a/src/lib/server/Metadatas.js
+++ b/src/lib/server/Metadatas.js
@@ -5,6 +5,8 @@ import path from 'node:path';
 import Posts from './PostList';
 import Load from './LoadPost';
 
+import { dev } from '$app/environment';
+
 async function Metadatas() {
 
     const cache_dir = '/tmp/day.moris.blog/';
@@ -21,29 +23,46 @@ async function Metadatas() {
 
         const sorted = metadataList
             .sort((a,b)=>{
-            return b.metadata.date.getTime() - a.metadata.date.getTime()
-        })
+                return b.metadata.date.getTime() - a.metadata.date.getTime()
+            })
             .filter((m)=> dev||m.metadata.published)
 
         return sorted
     }
 
+    async function makeCache() {
+        let data = await build()
+        let cache_data = {
+            cached_time: Date.now(),
+            dev,
+            data
+        }
+
+        if (!fs.existsSync(cache_dir)) {
+            fs.mkdirSync(cache_dir), {recursive: true}
+        }
+
+        fs.writeFileSync(cache_file, JSON.stringify(cache_data, null, 2), 'utf8')
+        return data
+    }
+
 
     if (fs.existsSync(cache_file)) {
-        const metas = JSON.parse(fs.readFileSync(cache_file, 'utf8'), (key,value)=>{
+        const cache = JSON.parse(fs.readFileSync(cache_file, 'utf8'), (key,value)=>{
             if(key=='date'){
                 return (new Date(value));
             }
             return value
         })
 
-        return metas
+        if (cache.dev^dev || Date.now()-cache.cached_time>5*60000) {
+            const data = await makeCache()
+            return data
+        } else {
+            return cache.data
+        }
     } else {
-        const metas = await build()
-
-        if(!fs.existsSync(cache_dir)){fs.mkdirSync(cache_dir), {recursive: true}}
-        fs.writeFileSync(cache_file, JSON.stringify(metas), 'utf8')
-
-        return metas
+        const data = await makeCache()
+        return data
     }
 }
\ No newline at end of file