From 9b6d7bc4189f7741f0f823d65fc5c8ba4fbc2d94 Mon Sep 17 00:00:00 2001
From: NthMetal <832529@gmail.com>
Date: Sat, 29 May 2021 06:26:13 -0400
Subject: [PATCH] fix: use `host` if `hostReplicaSet` is not provided in
 MongoDriver (#7559)

Co-authored-by: mosman <mohamed_osman@unitedsolutions.biz>
---
 src/driver/mongodb/MongoDriver.ts | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/driver/mongodb/MongoDriver.ts b/src/driver/mongodb/MongoDriver.ts
index 6d2e8a7535..4f2038f568 100644
--- a/src/driver/mongodb/MongoDriver.ts
+++ b/src/driver/mongodb/MongoDriver.ts
@@ -444,13 +444,13 @@ export class MongoDriver implements Driver {
             : "";
 
         let connectionString = undefined;
+        const portUrlPart = (schemaUrlPart === "mongodb+srv")
+            ? ""
+            : `:${options.port || "27017"}`;
 
         if(options.replicaSet) {
-            connectionString = `${schemaUrlPart}://${credentialsUrlPart}${options.hostReplicaSet}/${options.database || ""}`;
+            connectionString = `${schemaUrlPart}://${credentialsUrlPart}${options.hostReplicaSet || options.host + portUrlPart || "127.0.0.1" + portUrlPart}/${options.database || ""}`;
         } else {
-            const portUrlPart = (schemaUrlPart === "mongodb+srv")
-                ? ""
-                : `:${options.port || "27017"}`;
             connectionString = `${schemaUrlPart}://${credentialsUrlPart}${options.host || "127.0.0.1"}${portUrlPart}/${options.database || ""}`;
         }