From 60a9776487b859418aa77f671f1961cddcc6d742 Mon Sep 17 00:00:00 2001
From: Vincent de Vreede <vincentdevreede@live.nl>
Date: Wed, 7 May 2025 11:10:33 +0200
Subject: [PATCH 1/3] refactor(proxy): improve proxy factory implementation
 with lazy loading

---
 lib/proxy-factory.js | 56 +++++++++++++++++++++++++-------------------
 1 file changed, 32 insertions(+), 24 deletions(-)

diff --git a/lib/proxy-factory.js b/lib/proxy-factory.js
index 924475d..b6aa9f0 100644
--- a/lib/proxy-factory.js
+++ b/lib/proxy-factory.js
@@ -1,29 +1,37 @@
 'use strict'
 
-const fastProxy = require('fast-proxy-lite')
+module.exports = (() => {
+  let fastProxyLite, lambdaProxyFactory, legacyProxyFactory
 
-module.exports = ({ proxyType, opts, route }) => {
-  let proxy
+  return ({ proxyType, opts, route }) => {
+    const base = opts.targetOverride || route.target
+    const config = route.proxyConfig || {}
 
-  if (proxyType === 'http') {
-    proxy = fastProxy({
-      base: opts.targetOverride || route.target,
-      ...route.proxyConfig
-    }).proxy
-  } else if (proxyType === 'lambda') {
-    proxy = require('http-lambda-proxy')({
-      target: opts.targetOverride || route.target,
-      region: 'eu-central-1',
-      ...route.proxyConfig
-    })
-  } else if (proxyType === 'http-legacy') {
-    proxy = require('fast-proxy')({
-      base: opts.targetOverride || route.target,
-      ...route.proxyConfig
-    }).proxy
-  } else {
-    throw new Error(`Unsupported proxy type: ${proxyType}!`)
-  }
+    switch (proxyType) {
+      case 'http':
+        fastProxyLite = fastProxyLite || require('fast-proxy-lite')
+        return fastProxyLite({
+          base,
+          ...config
+        }).proxy
+
+      case 'lambda':
+        lambdaProxyFactory = lambdaProxyFactory || require('http-lambda-proxy')
+        return lambdaProxyFactory({
+          target: base,
+          region: 'eu-central-1',
+          ...config
+        })
 
-  return proxy
-}
+      case 'http-legacy':
+        legacyProxyFactory = legacyProxyFactory || require('fast-proxy')
+        return legacyProxyFactory({
+          base,
+          ...config
+        }).proxy
+
+      default:
+        throw new Error(`Unsupported proxy type: ${proxyType}!`)
+    }
+  }
+})()
\ No newline at end of file

From 11ff227e4d56a6c709463e0409201e96f2ff371a Mon Sep 17 00:00:00 2001
From: Vincent de Vreede <vincentdevreede@live.nl>
Date: Wed, 7 May 2025 11:21:47 +0200
Subject: [PATCH 2/3] refactor(proxy): rename proxy factory variables for
 clarity

---
 lib/proxy-factory.js | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/lib/proxy-factory.js b/lib/proxy-factory.js
index b6aa9f0..3b4c00a 100644
--- a/lib/proxy-factory.js
+++ b/lib/proxy-factory.js
@@ -1,7 +1,7 @@
 'use strict'
 
 module.exports = (() => {
-  let fastProxyLite, lambdaProxyFactory, legacyProxyFactory
+  let fastProxyLite, httpLambdaProxy, fastProxyLegacy
 
   return ({ proxyType, opts, route }) => {
     const base = opts.targetOverride || route.target
@@ -16,16 +16,16 @@ module.exports = (() => {
         }).proxy
 
       case 'lambda':
-        lambdaProxyFactory = lambdaProxyFactory || require('http-lambda-proxy')
-        return lambdaProxyFactory({
+        httpLambdaProxy = httpLambdaProxy || require('http-lambda-proxy')
+        return httpLambdaProxy({
           target: base,
           region: 'eu-central-1',
           ...config
         })
 
       case 'http-legacy':
-        legacyProxyFactory = legacyProxyFactory || require('fast-proxy')
-        return legacyProxyFactory({
+        fastProxyLegacy = fastProxyLegacy || require('fast-proxy')
+        return fastProxyLegacy({
           base,
           ...config
         }).proxy

From 0d7f3d1b19d975458719a990d153c8472323570a Mon Sep 17 00:00:00 2001
From: Vincent de Vreede <vincentdevreede@live.nl>
Date: Thu, 8 May 2025 15:05:08 +0200
Subject: [PATCH 3/3] chore(format): run code formatter

---
 lib/proxy-factory.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/proxy-factory.js b/lib/proxy-factory.js
index 3b4c00a..d673ae8 100644
--- a/lib/proxy-factory.js
+++ b/lib/proxy-factory.js
@@ -34,4 +34,4 @@ module.exports = (() => {
         throw new Error(`Unsupported proxy type: ${proxyType}!`)
     }
   }
-})()
\ No newline at end of file
+})()