From 26c4bc6be046b15f68eac09b928b01120feb9ab5 Mon Sep 17 00:00:00 2001
From: Rakesh <Rakesh Pandey>
Date: Fri, 21 Jan 2022 10:00:04 +0530
Subject: [PATCH 1/2] Changes to few console.log messages.

---
 src/client/hello_world.ts | 20 ++++++++++----------
 src/client/main.ts        |  8 +++++---
 2 files changed, 15 insertions(+), 13 deletions(-)

diff --git a/src/client/hello_world.ts b/src/client/hello_world.ts
index 3e33f9e4..2bfb0fe0 100644
--- a/src/client/hello_world.ts
+++ b/src/client/hello_world.ts
@@ -90,7 +90,7 @@ export async function establishConnection(): Promise<void> {
   const rpcUrl = await getRpcUrl();
   connection = new Connection(rpcUrl, 'confirmed');
   const version = await connection.getVersion();
-  console.log('Connection to cluster established:', rpcUrl, version);
+  console.log('\nConnection to Solana cluster established:', rpcUrl, version);
 }
 
 /**
@@ -122,11 +122,11 @@ export async function establishPayer(): Promise<void> {
   }
 
   console.log(
-    'Using account',
-    payer.publicKey.toBase58(),
+    '\nUsing Solana blockchain account: ',
+    '[' + payer.publicKey.toBase58() + ']',
     'containing',
     lamports / LAMPORTS_PER_SOL,
-    'SOL to pay for fees',
+    'SOL to pay for fees.',
   );
 }
 
@@ -158,7 +158,7 @@ export async function checkProgram(): Promise<void> {
   } else if (!programInfo.executable) {
     throw new Error(`Program is not executable`);
   }
-  console.log(`Using program ${programId.toBase58()}`);
+  console.log(`\nUsing Solana blockchain program ID: [${programId.toBase58()}].`);
 
   // Derive the address (public key) of a greeting account from the program so that it's easy to find later.
   const GREETING_SEED = 'hello';
@@ -172,7 +172,7 @@ export async function checkProgram(): Promise<void> {
   const greetedAccount = await connection.getAccountInfo(greetedPubkey);
   if (greetedAccount === null) {
     console.log(
-      'Creating account',
+      '\nCreating account',
       greetedPubkey.toBase58(),
       'to say hello to',
     );
@@ -199,7 +199,7 @@ export async function checkProgram(): Promise<void> {
  * Say hello
  */
 export async function sayHello(): Promise<void> {
-  console.log('Saying hello to', greetedPubkey.toBase58());
+  console.log('\nNow saying hello to Solana blockchain account ID: [' + greetedPubkey.toBase58() + '].');
   const instruction = new TransactionInstruction({
     keys: [{pubkey: greetedPubkey, isSigner: false, isWritable: true}],
     programId,
@@ -225,10 +225,10 @@ export async function reportGreetings(): Promise<void> {
     GreetingAccount,
     accountInfo.data,
   );
-  console.log(
-    greetedPubkey.toBase58(),
+  console.log('\nSolana blockchain account ID: ' + 
+    '[' + greetedPubkey.toBase58() + ']',
     'has been greeted',
     greeting.counter,
-    'time(s)',
+    'time(s) so far!',
   );
 }
diff --git a/src/client/main.ts b/src/client/main.ts
index 621c533d..95ed4ef5 100644
--- a/src/client/main.ts
+++ b/src/client/main.ts
@@ -11,8 +11,9 @@ import {
 } from './hello_world';
 
 async function main() {
-  console.log("Let's say hello to a Solana account...");
-
+  console.log("****************************************************************************")
+  console.log("Let's say hello to a Solana blockchain account!");
+  console.log("****************************************************************************")
   // Establish connection to the cluster
   await establishConnection();
 
@@ -28,7 +29,8 @@ async function main() {
   // Find out how many times that account has been greeted
   await reportGreetings();
 
-  console.log('Success');
+  console.log('\nSuccess!!');
+  console.log("*****************************************************************************");
 }
 
 main().then(

From 83f6a3467384c177bb368488823f7dfbfeb84240 Mon Sep 17 00:00:00 2001
From: Rakesh <Rakesh Pandey>
Date: Fri, 21 Jan 2022 11:47:24 +0530
Subject: [PATCH 2/2] Airdrop 1 SOL to Payer account

---
 src/client/hello_world.ts                 | 13 +++++++++++++
 src/program-c/src/helloworld/helloworld.c |  2 +-
 2 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/src/client/hello_world.ts b/src/client/hello_world.ts
index 2bfb0fe0..51838444 100644
--- a/src/client/hello_world.ts
+++ b/src/client/hello_world.ts
@@ -111,6 +111,18 @@ export async function establishPayer(): Promise<void> {
   }
 
   let lamports = await connection.getBalance(payer.publicKey);
+  console.log('\nPayer Account ID: [' + payer.publicKey + '].');
+  console.log('\nPayer Account Balance (Before Airdrop): ' + lamports/LAMPORTS_PER_SOL + ' SOL.');
+
+  // Request an Airdrop (although not needed) 1 SOL (LAMPORTS_PER_SOL)
+  const myAirDrop = await connection.requestAirdrop(
+    payer.publicKey,
+    LAMPORTS_PER_SOL
+  );
+  await connection.confirmTransaction(myAirDrop);
+  lamports = await connection.getBalance(payer.publicKey);
+  console.log('\nPayer Account Balance (After Airdrop): ' + lamports/LAMPORTS_PER_SOL + ' SOL.');
+
   if (lamports < fees) {
     // If current balance is not enough to pay for fees, request an airdrop
     const sig = await connection.requestAirdrop(
@@ -217,6 +229,7 @@ export async function sayHello(): Promise<void> {
  */
 export async function reportGreetings(): Promise<void> {
   const accountInfo = await connection.getAccountInfo(greetedPubkey);
+  
   if (accountInfo === null) {
     throw 'Error: cannot find the greeted account';
   }
diff --git a/src/program-c/src/helloworld/helloworld.c b/src/program-c/src/helloworld/helloworld.c
index 8de25495..46422c2a 100644
--- a/src/program-c/src/helloworld/helloworld.c
+++ b/src/program-c/src/helloworld/helloworld.c
@@ -25,7 +25,7 @@ uint64_t helloworld(SolParameters *params) {
     return ERROR_INVALID_ACCOUNT_DATA;
   }
 
-  // Increment and store the number of times the account has been greeted
+  // Increment and store the number of times the account has been greeted 
   uint32_t *num_greets = (uint32_t *)greeted_account->data;
   *num_greets += 1;