From 867f656c92241cc9d52b924f601254e699d58e5d Mon Sep 17 00:00:00 2001
From: Lena Hierzi <lenahierzi@hotmail.com>
Date: Tue, 17 Oct 2023 18:57:11 +0100
Subject: [PATCH] feature: add alert when wallet is not connected

---
 example-frontend/pages/autoOffsetExactInETH.tsx    | 4 ++++
 example-frontend/pages/autoOffsetExactInToken.tsx  | 4 ++++
 example-frontend/pages/autoOffsetExactOutETH.tsx   | 4 ++++
 example-frontend/pages/autoOffsetExactOutToken.tsx | 4 ++++
 example-frontend/pages/autoOffsetPoolToken.tsx     | 4 ++++
 5 files changed, 20 insertions(+)

diff --git a/example-frontend/pages/autoOffsetExactInETH.tsx b/example-frontend/pages/autoOffsetExactInETH.tsx
index 200ddc7..d69e76c 100644
--- a/example-frontend/pages/autoOffsetExactInETH.tsx
+++ b/example-frontend/pages/autoOffsetExactInETH.tsx
@@ -22,6 +22,10 @@ export default function AutoOffsetExactInETH() {
   );
   // retire carbon credits using native tokens e.g., MATIC, specifying the exact amount of TCO2s to retire (only on Polygon, not on Celo),
   const offset = async () => {
+    if (!signer) {
+      alert("Please Connect your Wallet.");
+    }
+
     try {
       const result = await offsetHelper.autoOffsetExactInETH(poolAddress, {
         value: amount,
diff --git a/example-frontend/pages/autoOffsetExactInToken.tsx b/example-frontend/pages/autoOffsetExactInToken.tsx
index d716b72..e501f8d 100644
--- a/example-frontend/pages/autoOffsetExactInToken.tsx
+++ b/example-frontend/pages/autoOffsetExactInToken.tsx
@@ -31,6 +31,10 @@ export default function AutoOffsetExactInToken() {
     signer || provider
   );
   const offset = async () => {
+    if (!signer) {
+      alert("Please Connect your Wallet.");
+    }
+
     try {
       // approve spending of deposited tokens
       await (
diff --git a/example-frontend/pages/autoOffsetExactOutETH.tsx b/example-frontend/pages/autoOffsetExactOutETH.tsx
index 2f47eaa..891c218 100644
--- a/example-frontend/pages/autoOffsetExactOutETH.tsx
+++ b/example-frontend/pages/autoOffsetExactOutETH.tsx
@@ -21,6 +21,10 @@ export default function AutoOffsetExactOutETH() {
     signer || provider
   );
   const offset = async () => {
+    if (!signer) {
+      alert("Please Connect your Wallet.");
+    }
+
     try {
       // determine how much native tokens e.g., MATIC, token must be sent
       const amountOut = await offsetHelper.calculateNeededETHAmount(
diff --git a/example-frontend/pages/autoOffsetExactOutToken.tsx b/example-frontend/pages/autoOffsetExactOutToken.tsx
index 6cfa52d..ae7fce3 100644
--- a/example-frontend/pages/autoOffsetExactOutToken.tsx
+++ b/example-frontend/pages/autoOffsetExactOutToken.tsx
@@ -34,6 +34,10 @@ export default function AutoOffsetExactOutToken() {
     signer || provider
   );
   const offset = async () => {
+    if (!signer) {
+      alert("Please Connect your Wallet.");
+    }
+
     try {
       // determine how much of the ERC20 token must be sent
       const amountOut = await offsetHelper.calculateNeededTokenAmount(
diff --git a/example-frontend/pages/autoOffsetPoolToken.tsx b/example-frontend/pages/autoOffsetPoolToken.tsx
index 8db7300..2bd6bda 100644
--- a/example-frontend/pages/autoOffsetPoolToken.tsx
+++ b/example-frontend/pages/autoOffsetPoolToken.tsx
@@ -29,6 +29,10 @@ export default function AutoOffsetPoolToken() {
   );
 
   const offset = async () => {
+    if (!signer) {
+      alert("Please Connect your Wallet.");
+    }
+
     try {
       // approve spending of pool tokens
       await (await poolToken.approve(offsetHelper.address, amount)).wait();