From eb02fc3130f14cfc39573592d5d2aca051a3a3db Mon Sep 17 00:00:00 2001
From: Maximilian Schneider <mail@maximilianschneider.net>
Date: Wed, 17 Mar 2021 03:18:54 +0100
Subject: [PATCH] Add mango auto approve support (#148)

---
 src/pages/PopupPage.js    |  2 ++
 src/utils/transactions.js | 30 ++++++++++++++++++++++++++++++
 2 files changed, 32 insertions(+)

diff --git a/src/pages/PopupPage.js b/src/pages/PopupPage.js
index 931bb1b..d18dbb7 100644
--- a/src/pages/PopupPage.js
+++ b/src/pages/PopupPage.js
@@ -430,6 +430,8 @@ function isSafeInstruction(publicKeys, owner, txInstructions) {
       } else {
         if (instruction.type === 'raydium') {
           // Whitelist raydium for now.
+        } else if (instruction.type === 'mango') {
+          // Whitelist mango for now.
         } else if (
           ['cancelOrder', 'matchOrders', 'cancelOrderV3'].includes(
             instruction.type,
diff --git a/src/utils/transactions.js b/src/utils/transactions.js
index 4a10dc4..b666106 100644
--- a/src/utils/transactions.js
+++ b/src/utils/transactions.js
@@ -23,6 +23,10 @@ const RAYDIUM_LP_PROGRAM_ID = new PublicKey(
   'RVKd61ztZW9GUwhRbbLoYVRE5Xf1B2tVscKqwZqXgEr',
 );
 
+const MANGO_PROGRAM_ID = new PublicKey(
+  'JD3bq9hGdy38PuWQ4h2YJpELmHVGPPfFSuFkpzAd9zfu',
+);
+
 const marketCache = {};
 let marketCacheConnection = null;
 const cacheDuration = 15 * 1000;
@@ -129,6 +133,15 @@ const toInstruction = async (
         accountKeys,
         decodedInstruction,
       );
+    } else if (programId.equals(MANGO_PROGRAM_ID)) {
+      console.log('[' + index + '] Handled as mango markets instruction');
+      let decodedInstruction = decodeMangoInstruction(decoded);
+      return await handleMangoInstruction(
+        connection,
+        instruction,
+        accountKeys,
+        decodedInstruction,
+      );
     } else {
       return {
         type: 'Unknown',
@@ -147,6 +160,18 @@ const toInstruction = async (
   return;
 };
 
+const handleMangoInstruction = async (
+  connection,
+  instruction,
+  accountKeys,
+  decodedInstruction,
+) => {
+  // TODO
+  return {
+    type: 'mango',
+  };
+};
+
 const handleRayStakeInstruction = async (
   connection,
   instruction,
@@ -171,6 +196,11 @@ const handleRayLpInstruction = async (
   };
 };
 
+const decodeMangoInstruction = () => {
+  // TODO
+  return undefined;
+};
+
 const decodeStakeInstruction = () => {
   // TODO
   return undefined;