From 39ebea883adf4fc9fa7ad017a92cba700f49c00f Mon Sep 17 00:00:00 2001
From: Thee Sritabtim <thammada@gmail.com>
Date: Sun, 9 Feb 2020 21:53:22 +0700
Subject: [PATCH] support mongdb client v3

---
 README.md       | 2 ++
 lib/index.js    | 7 ++++---
 package.json    | 4 ++--
 test/mocha.opts | 2 +-
 4 files changed, 9 insertions(+), 6 deletions(-)

diff --git a/README.md b/README.md
index 7794310..93b1d78 100644
--- a/README.md
+++ b/README.md
@@ -5,6 +5,8 @@
 
 MongoDB standalone caching library for Node.JS and also cache engine for [cacheman](https://github.com/cayasso/cacheman).
 
+Version 2 supports mongodb client version 3, for mongodb client version 2 use version 1
+
 ## Instalation
 
 ``` bash
diff --git a/lib/index.js b/lib/index.js
index badebed..c41617e 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -70,7 +70,7 @@ export default class MongoStore {
     this.compression = options.compression || false
     this.ready = thunky((cb) => {
       function createIndex(err, db) {
-        db.ensureIndex(coll, { expireAt: 1 }, { expireAfterSeconds: 0 }, (err) => {
+        db.collection(coll).ensureIndex({ expireAt: 1 }, { expireAfterSeconds: 0 }, (err) => {
           cb(err, db)
         })
       }
@@ -81,10 +81,11 @@ export default class MongoStore {
           return opt
         }, Object.assign({}, options))
 
-        MongoClient.connect(conn, mongoOptions, (err, db) => {
+        MongoClient.connect(conn, mongoOptions, (err, client) => {
+          const db = client.db()
           if (err) return cb(err)
           createIndex(null, (this.client = db))
-          db.ensureIndex(coll, { expireAt: 1 }, { expireAfterSeconds: 0 }, (err) => {
+          db.collection(coll).ensureIndex({ expireAt: 1 }, { expireAfterSeconds: 0 }, (err) => {
             cb(err, db)
           })
         })
diff --git a/package.json b/package.json
index e40bbed..0c94c1a 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "cacheman-mongo",
-  "version": "1.0.4",
+  "version": "2.0.0",
   "description": "MongoDB standalone caching library for Node.JS and also cache engine for cacheman",
   "author": "Jonathan Brumley <cayasso@gmail.com>",
   "main": "./node/index",
@@ -24,7 +24,7 @@
     "pre-commit": "^1.1.2"
   },
   "dependencies": {
-    "mongodb": "^2.1.4",
+    "mongodb": "^3.5.2",
     "mongodb-uri": "^0.9.7",
     "thunky": "^0.1.0"
   },
diff --git a/test/mocha.opts b/test/mocha.opts
index ccd1f09..208d511 100644
--- a/test/mocha.opts
+++ b/test/mocha.opts
@@ -1 +1 @@
---compilers js:babel-core/register
+--require babel-core/register
\ No newline at end of file