From 442515f0565a76f2a659e379edc68bc0575ed320 Mon Sep 17 00:00:00 2001
From: Sebastian Martinez <sebastinez@me.com>
Date: Mon, 7 Jun 2021 23:52:40 -0300
Subject: [PATCH 1/2] Validate network and reloads on change

Signed-off-by: Sebastian Martinez <sebastinez@me.com>
---
 src/config.ts  | 4 ++++
 src/session.ts | 2 ++
 2 files changed, 6 insertions(+)

diff --git a/src/config.ts b/src/config.ts
index 24055a36a..37cc18dbb 100644
--- a/src/config.ts
+++ b/src/config.ts
@@ -35,6 +35,10 @@ export class Config {
     signer: ethers.Signer & TypedDataSigner | null,
   ) {
     let cfg = (<Record<string, any>> config)[network.name];
+    
+    if(!config.hasOwnProperty(network.name.toLowerCase())) {
+      throw `Network ${network.name} is not supported`
+    }
 
     this.network = network;
     this.registrar = cfg.registrar;
diff --git a/src/session.ts b/src/session.ts
index aa203722e..ac01bfa6c 100644
--- a/src/session.ts
+++ b/src/session.ts
@@ -164,6 +164,8 @@ export const session = derived(state, s => {
   return null;
 });
 
+window.ethereum?.on('chainChanged', () => location.reload());
+
 // Updates state when user changes accounts
 window.ethereum?.on("accountsChanged", state.setChangedAccount);
 

From a46d715e084001a44ba8204c7083b55bf173cb23 Mon Sep 17 00:00:00 2001
From: Sebastian Martinez <sebastinez@me.com>
Date: Tue, 8 Jun 2021 09:24:17 -0300
Subject: [PATCH 2/2] Refactor support network check

Signed-off-by: Sebastian Martinez <sebastinez@me.com>
---
 src/config.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/config.ts b/src/config.ts
index 37cc18dbb..aa7748c1d 100644
--- a/src/config.ts
+++ b/src/config.ts
@@ -36,8 +36,8 @@ export class Config {
   ) {
     let cfg = (<Record<string, any>> config)[network.name];
     
-    if(!config.hasOwnProperty(network.name.toLowerCase())) {
-      throw `Network ${network.name} is not supported`
+    if (!cfg) {
+      throw `Network ${network.name} is not supported`;
     }
 
     this.network = network;