Python/JS code samples for NFTs (#1682)

content/_code-samples/non-fungible-token/js/list-nft-pages-and-buy-offers.py

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+if (typeof module !== "undefined") {
+    // Use var here because const/let are block-scoped to the if statement.
+    var xrpl = require('xrpl')
+  }
+  // List an account’s NFT pages and see token offers for that account’s NFTs
+  // https://xrpl.org/account_nfts.html#account_nfts
+  // https://xrpl.org/nft_buy_offers.html#nft_buy_offers
+  
+  async function main() {
+    // Testnet example: r3CJF73Ugs5cT4G58CDBp6RAmycGdnTAFN
+    account = "r3CJF73Ugs5cT4G58CDBp6RAmycGdnTAFN"
+
+    // Connect to a testnet node
+    console.log("Connecting to testnet...")
+    const client = new xrpl.Client('wss://s.altnet.rippletest.net:51233')
+    await client.connect()
+  
+    const response = await client.request({
+        "command": "account_nfts",
+        "account": account,
+        "ledger_index": "validated"
+    })
+
+    // Only append the NFTs' NFT ID onto the nft_keylets list, other fields aren't needed
+    var nft_keylets = []
+    for (var i = 0; i < response.result.account_nfts.length; i++) {
+        nft_keylets.push(response.result.account_nfts[i].NFTokenID)
+    }
+
+    // Query through the NFTs' buy Offers
+    // For each NFT owned by the account (on nft_keylets[]), go through all their respective buy Offers on the DEX
+    for (var i = 0; i < nft_keylets.length ; i++) {
+        const response_1 = await client.request({
+            "command": "nft_buy_offers",
+            "nft_id": nft_keylets[i],
+            "ledger_index": "validated"
+        })
+        
+        console.log(`\nBuy Offers for NFT ${nft_keylets[i]}:`)
+        for (var i = 0; i < response_1.result.offers.length; i++) {
+            console.log(`\n${i+1}.`)
+            console.log(` NFT Offer Index: ${response_1.result.offers[i].nft_offer_index}`)
+            console.log(`    Offer Amount: ${response_1.result.offers[i].amount} drops`)
+            console.log(`     Offer Owner: ${response_1.result.offers[i].owner}`)
+        }
+        
+    }
+    client.disconnect()
+    // End main()
+  }
+  
+  main()