feat: bal abstracted

examples/simple-nft-minter/index.mjs

@@ -2,52 +2,59 @@ import { Reach, test } from '@reach-sh/stdlib';
 const stdlib = new Reach(process.env, { REACH_NO_WARN: 'Y' });
 
 const startingBalance = stdlib.parseCurrency(100);
-
 const [minter, receiver] = await stdlib.newTestAccounts(2, startingBalance);
 
 const gasLimit = 500000;
 if (stdlib.connector != 'ALGO') {minter.setGasLimit(gasLimit)};
 if (stdlib.connector != 'ALGO') {receiver.setGasLimit(gasLimit)};
 
 const mintAddr = minter.getAddress();
-console.log(`Your address is ${mintAddr}`);
+console.log(`Minter's address is ${mintAddr}`);
 const recAddr = receiver.getAddress();
-console.log(`receiver's address is ${recAddr}`);
+console.log(`Receiver's address is ${recAddr}`);
 
 const minterAddrFormat = await stdlib.formatAddress(minter);
 console.log(`The minter's formatted address is ${minterAddrFormat}`);
 const receiverAddrFormat = await stdlib.formatAddress(receiver);
 console.log(`The receiver's formatted address is ${receiverAddrFormat}`);
 
 const fmt = (x) => stdlib.formatCurrency(x, 4);
-const getBal = async (who) => fmt(await stdlib.balanceOf(who));
-const bal = await getBal(minter);
-console.log(`Minter starting balance: ${bal}.`);
+const getBal = async (who, tok) => fmt(await stdlib.balanceOf(who, tok));
+
+const logBalance = async (acc, tok, accStr) => {
+    const bal = await getBal(acc, tok, accStr);
+    const trueBal = await tok ? opts.supply : bal;
+    const unit = await tok ? 'of the NFT' : stdlib.connector;
+    accStr = acc.networkAccount.addr.toString(); 
+    console.log(`${accStr} has ${trueBal} ${unit}.`);
+
+    return trueBal;
+}
+
+await logBalance(minter);
 
 const name = "JPAlgos";
 const symbol = "JPA";
 
 const opts = { 
     supply: 1, 
-    au: "ipfs://bafybeigdyrzt5...", //asset url
+    url: "ipfs://bafybeigdyrzt5...", //asset url
     c: null, // clawback
     f: null, // freeze address
     defaultFrozen: false, 
     reserve: null, 
     note: Uint8Array[1],
 };
 
-const mintNFT = async (minter, name, symbol, opts = {supply: 1, au: "ipfs://bafybeigdyrzt5...", c: null, f: null, defaultFrozen: false, reserve: null, note: Uint8Array[1]}) => {
+const mintNFT = async (minter, name, symbol, opts = {supply, url, c: null, f: null, defaultFrozen: false, reserve: null, note}) => {
     console.log(`Creating the NFT`);
     const theNFT = await stdlib.launchToken(minter, name, symbol, opts);
     console.log(theNFT);
     return theNFT.id;
 }
 
 const transferNFT = async (minter, receiver, nftId, supply) => {
-
-    const preAmtNFT = await minter.balanceOf(nftId);
-    console.log(`Minter has ${preAmtNFT} of the NFT`);
+    const preAmtNFT = await logBalance(minter, nftId);
 
     if (stdlib.connector == 'ALGO' && await receiver.tokenAccept(nftId)) {
         console.log(`Receiver opted-in to NFT`);
@@ -56,15 +63,13 @@ const transferNFT = async (minter, receiver, nftId, supply) => {
         console.log(`Token accepted`);
     };
     await stdlib.transfer(minter, receiver, supply, nftId);
-    console.log(`NFT transfer made from minter to receiver`);
+    console.log(`${supply} ${symbol} transferred from ${minter.networkAccount.addr.toString()} to ${receiver.networkAccount.addr.toString()}`);
 
-    const postAmtNFT = await receiver.balanceOf(nftId);
-    console.log(`Receiver has ${postAmtNFT} of the NFT`);
+    const postAmtNFT = await logBalance(receiver, nftId);
     test.chk('NFT AMT', preAmtNFT, postAmtNFT);
 }
 
 const nftId = await mintNFT(minter, name, symbol, opts);
 await transferNFT(minter, receiver, nftId, opts.supply);
 
-const postBal = await getBal(minter);
-console.log(`Minter balance after transfer: ${postBal}.`);
+await logBalance(minter);