feat: 优化性能

hooks/pinia/usePostStore.ts

@@ -0,0 +1,38 @@
+import { defineStore } from "pinia";
+import type { postContent, postItem } from "~/types/post";
+
+const useDefaultStore = defineStore("postStore", () => {
+    const postCache = ref<Record<string, postContent>>({});
+    const lastUpdateTime = ref<Record<string, number>>({});
+
+    const postListCache = ref<Record<string, postItem[]>>({});
+    const postListLastUpdateTime = ref<number>(-1);
+
+    function getPostCache(key: string) {
+        if (lastUpdateTime.value[key] - Date.now() > 1000 * 60) {
+            delete postCache.value[key];
+            delete lastUpdateTime.value[key];
+        }
+        if (postCache.value[key]) {
+            return postCache.value[key];
+        }
+        return undefined;
+    }
+
+    function setPostCache(key: string, value: postContent) {
+        postCache.value[key] = value;
+        lastUpdateTime.value[key] = Date.now();
+    }
+
+    function deletePostCache(key: string) {
+        delete postCache.value[key];
+        delete lastUpdateTime.value[key];
+    }
+
+    return {
+        lastUpdateTime, postCache, postListCache, postListLastUpdateTime,
+        getPostCache, setPostCache, deletePostCache
+    };
+});
+
+export default useDefaultStore;