From ebe33d2f3b99ef0c24e66cbc72c67290052d6e70 Mon Sep 17 00:00:00 2001
From: xicilion <lion@9465.net>
Date: Thu, 11 Jul 2024 03:08:17 +0800
Subject: [PATCH] remove cache inside.

---
 package.json |  2 +-
 src/index.ts | 43 ++++++-------------------------------------
 test.js      | 10 +---------
 3 files changed, 8 insertions(+), 47 deletions(-)

diff --git a/package.json b/package.json
index 282bbef..4a21915 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "fib-kv",
-    "version": "1.3.3",
+    "version": "1.4.0",
     "description": "general key-value store on sql/level/mongo/redis for fibjs",
     "main": "lib/index.js",
     "types": "@types/index.d.ts",
diff --git a/src/index.ts b/src/index.ts
index 28dd39d..f1034d4 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -7,7 +7,6 @@ import backendUtils = require('./backend/_utils')
 const backends = {
     Object: require('./backend/Object'),
     Map: require('./backend/Map'),
-    LruCache: require('./backend/LruCache'),
     LevelDB: require('./backend/LevelDB'),
     MongoDB: require('./backend/MongoDB'),
     Redis: require('./backend/Redis'),
@@ -28,22 +27,10 @@ function backend(conn: FibKV.IConnection) {
     return _back || (conn as any)._back || conn;
 }
 
-interface Cache extends Class_LruCache {
-    keys(): string[];
-    renew(k: string): any;
-    [k: string]: any
-}
 const FibKV = function (
     this: FibKV.FibKVInstance,
     conn: FibKV.IConnection | FibPoolNS.FibPool<FibKV.IConnection>, opts: FibKV.FibKVOptions = {}
 ) {
-    let cache: Cache;
-    if (opts.cache) {
-        cache = <Cache>new util.LruCache(utils.cache_size(opts), utils.cache_timeout(opts));
-        cache.keys = () => Object.keys(cache.toJSON());
-        cache.renew = (k) => cache.set(k, cache.get(k));
-    }
-
     // fib-pool
     if (typeof conn === 'function') {
         const pool = conn as FibPoolNS.FibPool<FibKV.IConnection>
@@ -51,35 +38,25 @@ const FibKV = function (
             setup: () => pool(utils.pool_name(opts), c => backend(c).setup(c, opts)),
             get: k => pool(utils.pool_name(opts), c => {
                 k = utils.prefix_key(k, opts);
-                return cache ? cache.get(k, (k: string) => backend(c).get(c, opts, k)) :
-                    backend(c).get(c, opts, k);
+                return backend(c).get(c, opts, k);
             }),
             set: (k, v) => pool(utils.pool_name(opts), c => {
                 k = utils.prefix_key(k, opts);
-                if (cache)
-                    cache.set(k, v);
                 backend(c).set(c, opts, k, v);
             }),
             has: k => pool(utils.pool_name(opts), c => {
                 k = utils.prefix_key(k, opts);
-                return cache ? (cache.has(k) || backend(c).has(c, opts, k)) :
-                    backend(c).has(c, opts, k);
+                return backend(c).has(c, opts, k);
             }),
             keys: () => pool(utils.pool_name(opts), c => backend(c).keys(c, opts)),
             renew: k => pool(utils.pool_name(opts), c => {
                 k = utils.prefix_key(k, opts);
-                if (cache)
-                    cache.renew(k);
                 backend(c).renew(c, opts, k);
             }),
             remove: k => pool(utils.pool_name(opts), c => {
                 k = utils.prefix_key(k, opts);
-                if (cache)
-                    cache.remove(k);
                 backend(c).remove(c, opts, k);
-            }),
-            cache_has: k => cache && cache.has(utils.prefix_key(k, opts)),
-            cache_clear: () => cache && cache.clear()
+            })
         } as FibKV.FibKVInstance);
     } else {
         const _back = backend(conn);
@@ -90,33 +67,25 @@ const FibKV = function (
             },
             get: k => {
                 k = utils.prefix_key(k, opts);
-                return cache ? cache.get(k, (k: string) => _back.get(conn, opts, k)) : _back.get(conn, opts, k);
+                return _back.get(conn, opts, k);
             },
             set: (k, v) => {
                 k = utils.prefix_key(k, opts);
-                if (cache)
-                    cache.set(k, v);
                 _back.set(conn, opts, k, v);
             },
             has: k => {
                 k = utils.prefix_key(k, opts);
-                return cache ? (cache.has(k) || _back.has(conn, opts, k)) : _back.has(conn, opts, k);
+                return _back.has(conn, opts, k);
             },
             keys: () => _back.keys(conn, opts),
             renew: k => {
                 k = utils.prefix_key(k, opts);
-                if (cache)
-                    cache.renew(k);
                 _back.renew(conn, opts, k);
             },
             remove: k => {
                 k = utils.prefix_key(k, opts);
-                if (cache)
-                    cache.remove(k);
                 _back.remove(conn, opts, k);
-            },
-            cache_has: k => cache && cache.has(utils.prefix_key(k, opts)),
-            cache_clear: () => cache && cache.clear()
+            }
         } as FibKV.FibKVInstance);
     }
 } as any as FibKV.FibKVConstructor
diff --git a/test.js b/test.js
index d9e9d2d..0188993 100644
--- a/test.js
+++ b/test.js
@@ -179,14 +179,6 @@ describe("kv", () => {
         () => conn = new collection.Map(),
         () => conn = {});
 
-    test_kv('LruCache', {},
-        () => conn = new util.LruCache(65536),
-        () => conn = {});
-
-    test_timeout('LruCache timeout', {},
-        () => conn = new util.LruCache(65536, ms),
-        () => conn = {});
-
     test_kv('LevelDB', {},
         () => conn = db.openLevelDB("test.ldb"),
         () => conn.close());
@@ -429,4 +421,4 @@ describe("kv", () => {
     }
 });
 
-process.exit(test.run(console.DEBUG));
+process.exit(test.run(console.DEBUG).failed);