migrate from n.xyz to sequencer

frontend/package.json

@@ -3,6 +3,7 @@
   "version": "1.0.0",
   "private": true,
   "devDependencies": {
+    "0xsequence": "^1.1.15",
     "@types/react": "^18.2.21",
     "@types/react-dom": "^18.2.7",
     "@walletconnect/client": "^1.8.0",

frontend/src/chains.ts

@@ -1,3 +1,4 @@
+import { SequenceIndexerServices } from "@0xsequence/indexer"
 import {
   mainnet,
   goerli,
@@ -23,3 +24,11 @@ export const CHAINS = {
 export type ChainId = keyof typeof CHAINS
 
 export const DEFAULT_CHAIN = CHAINS[5]
+
+export const SEQUENCER_ENDPOINTS: Record<ChainId, SequenceIndexerServices> = {
+  1: SequenceIndexerServices.MAINNET,
+  5: SequenceIndexerServices.GOERLI,
+  100: SequenceIndexerServices.GNOSIS,
+  137: SequenceIndexerServices.POLYGON,
+  80001: SequenceIndexerServices.POLYGON_MUMBAI,
+}

frontend/src/components/NFTGrid/index.tsx

@@ -1,63 +1,43 @@
-import { useEffect, useState } from "react"
-
-import useNFTsByOwner, { MechNFT } from "../../hooks/useNFTsByOwner"
+import { ContractType, TokenBalance } from "@0xsequence/indexer"
 import NFTGridItem from "../NFTGridItem"
 import Spinner from "../Spinner"
-import Button from "../Button"
 
 import classes from "./NFTGrid.module.css"
 import clsx from "clsx"
 import { useChainId } from "wagmi"
 import { useDeployedMechs } from "../../hooks/useDeployMech"
 import { calculateMechAddress } from "../../utils/calculateMechAddress"
+import useTokenBalances from "../../hooks/useTokenBalances"
 
 interface Props {
   address: string
 }
 
 const NFTGrid: React.FC<Props> = ({ address }) => {
-  const [pageToken, setPageToken] = useState<string | undefined>(undefined)
-
   const chainId = useChainId()
 
-  const { data, isLoading } = useNFTsByOwner({
-    walletAddress: address,
+  const { balances, isLoading } = useTokenBalances({
+    accountAddress: address,
     chainId,
-    pageToken,
   })
 
-  const [nftData, setNftData] = useState<MechNFT[]>([])
-
-  useEffect(() => {
-    setNftData((nftData) => {
-      if (nftData.length === 0) {
-        return data?.assets || []
-      }
-      const ids = new Set(
-        nftData.map((nft) => nft.nft.tokenID + nft.contractAddress)
-      )
-
-      // merge and dedupe
-      return [
-        ...nftData,
-        ...data?.assets.filter(
-          (nft) => !ids.has(nft.nft.tokenID + nft.contractAddress)
-        ),
-      ]
-    })
-  }, [data])
+  const nftBalances = balances.filter(
+    (balance) =>
+      balance.contractType === ContractType.ERC721 ||
+      balance.contractType === ContractType.ERC1155
+  )
 
-  const deployedMechs = useDeployedMechs(nftData)
+  const deployedMechs = useDeployedMechs(nftBalances)
 
-  const isDeployed = (nft: MechNFT) =>
+  const isDeployed = (nft: TokenBalance) =>
     deployedMechs.some(
       (mech) =>
         mech.chainId === chainId &&
         mech.address.toLowerCase() === calculateMechAddress(nft).toLowerCase()
     )
 
-  const deployed = nftData.filter(isDeployed)
-  const undeployed = nftData.filter((nft) => !isDeployed(nft))
+  const deployed = nftBalances.filter(isDeployed)
+  const undeployed = nftBalances.filter((nft) => !isDeployed(nft))
 
   return (
     <div className={classes.container}>
@@ -75,7 +55,7 @@ const NFTGrid: React.FC<Props> = ({ address }) => {
       <ul className={classes.grid}>
         {deployed.map((nft, index) => (
           <li key={`${index}-${nft.contractAddress}`}>
-            <NFTGridItem nftData={nft} />
+            <NFTGridItem tokenBalance={nft} />
           </li>
         ))}
       </ul>
@@ -89,24 +69,12 @@ const NFTGrid: React.FC<Props> = ({ address }) => {
         <ul className={classes.grid}>
           {undeployed.map((nft, index) => (
             <li key={`${index}-${nft.contractAddress}`}>
-              <NFTGridItem nftData={nft} />
+              <NFTGridItem tokenBalance={nft} />
             </li>
           ))}
         </ul>
       )}
-      {isLoading ? (
-        <Spinner />
-      ) : (
-        <Button
-          onClick={() => {
-            console.log("set page token")
-            setPageToken(data?.nextPageToken)
-          }}
-          secondary
-        >
-          Load more
-        </Button>
-      )}
+      {isLoading && <Spinner />}
     </div>
   )
 }

frontend/src/components/NFTGridItem/index.tsx

@@ -1,3 +1,4 @@
+import { TokenBalance } from "@0xsequence/indexer"
 import { useState } from "react"
 import copy from "copy-to-clipboard"
 import clsx from "clsx"
@@ -7,47 +8,49 @@ import classes from "./NFTItem.module.css"
 import Button from "../Button"
 import { shortenAddress } from "../../utils/shortenAddress"
 import Spinner from "../Spinner"
-import { MechNFT } from "../../hooks/useNFTsByOwner"
 import ChainIcon from "../ChainIcon"
 import { calculateMechAddress } from "../../utils/calculateMechAddress"
 import { CHAINS, ChainId } from "../../chains"
 import { useDeployMech } from "../../hooks/useDeployMech"
 
 interface Props {
-  nftData: MechNFT
+  tokenBalance: TokenBalance
 }
 
-const NFTGridItem: React.FC<Props> = ({ nftData }) => {
+const NFTGridItem: React.FC<Props> = ({ tokenBalance }) => {
   const [imageError, setImageError] = useState(false)
 
-  const chain = CHAINS[parseInt(nftData.blockchain.shortChainID) as ChainId]
+  const chain = CHAINS[tokenBalance.chainId as ChainId]
 
-  const mechAddress = calculateMechAddress(nftData)
-  const { deploy, deployPending, deployed } = useDeployMech(nftData)
+  const mechAddress = calculateMechAddress(tokenBalance)
+  const { deploy, deployPending, deployed } = useDeployMech(tokenBalance)
+
+  const name =
+    tokenBalance.tokenMetadata?.name || tokenBalance.contractInfo?.name
 
   return (
     <div className={classes.itemContainer}>
       <div className={classes.header}>
         <p className={classes.tokenName}>
           <Link
-            to={`mechs/${chain.prefix}:${nftData.contractAddress}/${nftData.nft.tokenID}`}
+            to={`mechs/${chain.prefix}:${tokenBalance.contractAddress}/${tokenBalance.tokenID}`}
           >
-            {nftData.nft.title || nftData.nft.contractTitle || "..."}
+            {name || "..."}
           </Link>
         </p>
-        {nftData.nft.tokenID.length < 5 && (
-          <p className={classes.tokenId}>{nftData.nft.tokenID || "..."}</p>
+        {tokenBalance.tokenID.length < 5 && (
+          <p className={classes.tokenId}>{tokenBalance.tokenID || "..."}</p>
         )}
       </div>
       <div className={classes.main}>
-        {(!nftData.nft.previews || imageError) && (
+        {(imageError || !tokenBalance.tokenMetadata?.image) && (
           <div className={classes.noImage}></div>
         )}
-        {!imageError && nftData.nft.previews && (
+        {!imageError && tokenBalance.tokenMetadata?.image && (
           <div className={classes.imageContainer}>
             <img
-              src={nftData.nft.previews[0].URI}
-              alt={nftData.nft.contractTitle}
+              src={tokenBalance.tokenMetadata?.image}
+              alt={name}
               className={classes.image}
               onError={() => setImageError(true)}
             />
@@ -68,7 +71,7 @@ const NFTGridItem: React.FC<Props> = ({ nftData }) => {
       </div>
       {deployed ? (
         <Link
-          to={`mechs/${chain.prefix}:${nftData.contractAddress}/${nftData.nft.tokenID}`}
+          to={`mechs/${chain.prefix}:${tokenBalance.contractAddress}/${tokenBalance.tokenID}`}
         >
           <Button className={classes.useButton} onClick={() => {}}>
             Use Mech

frontend/src/components/NFTItem/index.tsx

@@ -1,62 +1,57 @@
+import { TokenBalance } from "@0xsequence/indexer"
 import classes from "./NFTItem.module.css"
 import { useState } from "react"
 import { shortenAddress } from "../../utils/shortenAddress"
 import copy from "copy-to-clipboard"
 import clsx from "clsx"
 
-import useAccountBalance from "../../hooks/useAccountBalance"
+import useTokenBalances from "../../hooks/useTokenBalances"
 import Spinner from "../Spinner"
 import { useDeployMech } from "../../hooks/useDeployMech"
 
-import { MechNFT } from "../../hooks/useNFTsByOwner"
 import { calculateMechAddress } from "../../utils/calculateMechAddress"
+import { formatUnits } from "viem"
 
 interface Props {
-  nftData: MechNFT
+  tokenBalance: TokenBalance
 }
 
-const NFTItem: React.FC<Props> = ({ nftData }) => {
-  const mechAddress = calculateMechAddress(nftData)
-
-  const operatorAddress = nftData.nft.owner?.address as string | undefined
-  const operatorLabel =
-    operatorAddress &&
-    ((nftData.nft.owner?.ens && nftData.nft.owner?.ens[0]?.name) ||
-      shortenAddress(operatorAddress))
+const NFTItem: React.FC<Props> = ({ tokenBalance }) => {
+  const mechAddress = calculateMechAddress(tokenBalance)
+  const operatorAddress = tokenBalance.accountAddress
 
   const [imageError, setImageError] = useState(false)
 
   const {
-    isLoading: assetsLoading,
-    data: assetsData,
-    error: assetsError,
-  } = useAccountBalance({
-    address: mechAddress,
-    chainId: parseInt(nftData.blockchain.shortChainID),
+    balances: mechBalances,
+    isLoading: mechBalancesLoading,
+    error: mechBalancesError,
+  } = useTokenBalances({
+    accountAddress: mechAddress,
+    chainId: tokenBalance.chainId,
   })
 
-  const { deployed } = useDeployMech(nftData)
-
+  const { deployed } = useDeployMech(tokenBalance)
+  const name =
+    tokenBalance.tokenMetadata?.name || tokenBalance.contractInfo?.name || "..."
   return (
     <div className={classes.itemContainer}>
       <div className={classes.header}>
-        <p className={classes.tokenName}>
-          {nftData.nft.title || nftData.nft.contractTitle || "..."}
-        </p>
+        <p className={classes.tokenName}>{name}</p>
 
-        <p className={classes.tokenId} title={nftData.nft.tokenID}>
-          {nftData.nft.tokenID}
+        <p className={classes.tokenId} title={tokenBalance.tokenID}>
+          {tokenBalance.tokenID}
         </p>
       </div>
       <div className={classes.main}>
-        {(imageError || !nftData.nft.previews) && (
+        {(imageError || !tokenBalance.tokenMetadata?.image) && (
           <div className={classes.noImage}></div>
         )}
-        {!imageError && nftData.nft.previews && (
+        {!imageError && tokenBalance.tokenMetadata?.image && (
           <div className={classes.imageContainer}>
             <img
-              src={nftData.nft.previews[0].URI}
-              alt={nftData.nft.contractTitle}
+              src={tokenBalance.tokenMetadata?.image}
+              alt={name}
               className={classes.image}
               onError={() => setImageError(true)}
             />
@@ -98,45 +93,47 @@ const NFTItem: React.FC<Props> = ({ nftData }) => {
               title={operatorAddress}
             >
               <div className={classes.ellipsis}>
-                {operatorAddress ? operatorLabel : "\u2014"}
+                {operatorAddress ? shortenAddress(operatorAddress) : "\u2014"}
               </div>
             </div>
           </li>
-          <li>
+          {/* <li>
             <label>Balance</label>
             <div className={clsx(classes.infoItem)}>
               {assetsError || !assetsData
                 ? "n/a"
                 : `$ ${assetsData.totalBalanceUSD}`}
             </div>
-          </li>
+          </li> */}
         </ul>
       </div>
       <label>Assets</label>
       <div
         className={clsx(
           classes.assetsContainer,
-          assetsData && assetsData.assets.length === 0 && classes.empty
+          mechBalances.length === 0 && classes.empty
         )}
       >
-        {assetsError && <p>Failed to load assets</p>}
-        {assetsLoading && <Spinner />}
-        {assetsData && (
-          <>
-            {assetsData.assets.length === 0 && <p>No assets found</p>}
-            <ul className={classes.assetList}>
-              {assetsData.assets.map((asset, index) => (
-                <li key={index} className={classes.asset}>
-                  <div className={classes.name}>{asset.name}</div>
-                  <div className={classes.value}>
-                    <p>{asset.pretty}</p>
-                    <p>{asset.symbol}</p>
-                  </div>
-                </li>
-              ))}
-            </ul>
-          </>
-        )}
+        {mechBalancesError && <p>Failed to load assets</p>}
+        {mechBalancesLoading && <Spinner />}
+
+        {mechBalances.length === 0 && <p>No assets found</p>}
+        <ul className={classes.assetList}>
+          {mechBalances.map((balance, index) => (
+            <li key={index} className={classes.asset}>
+              <div className={classes.name}>{balance.contractInfo?.name}</div>
+              <div className={classes.value}>
+                <p>
+                  {formatUnits(
+                    BigInt(balance.balance),
+                    balance.contractInfo?.decimals || 0
+                  )}
+                </p>
+                <p>{balance.contractInfo?.symbol}</p>
+              </div>
+            </li>
+          ))}
+        </ul>
       </div>
     </div>
   )