npm install gem-sdk
const web3Provider = new Web3(window.ethereum);
const gemInstance = new Gem(web3Provider);
fork mainnet
ganache-cli --fork https://mainnet.infura.io/v3/infuraid
rename .env.example to .env and input required fields
npm test
const account = senders wallet address;
const paymentToken = "0xeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee"; // ethereum
or
const paymentToken = "0x6B175474E89094C44Da98b954EedeAC495271d0F"; // dai
in case of dai it will automatically approve dai.
in case of both eth and dai it will automatically check users balance.
you can use any currency the function will manage.
await gemNewInstance.batchBuyNfts(account, paymentToken, [
{
standard: "ERC1155",
address: "0xa342f5d851e866e18ff98f351f2c6637f4478db5",
tokenId:
"53343204100803765692379285688171671302437967278842259121980540727210832568320",
amount: 1,
}
]);
await gemNewInstance.batchBuyNfts(account, paymentToken, [
{
standard: "ERC721",
address: "0xf9d53e156fe880889e777392585feb46d8d840f6",
tokenId: "993",
amount: 1,
},
{
standard: "ERC721",
address: "0xf9d53e156fe880889e777392585feb46d8d840f6",
tokenId: "3167",
amount: 1,
},
{
standard: "ERC721",
address: "0xf75140376d246d8b1e5b8a48e3f00772468b3c0c",
tokenId: "7085",
amount: 1,
},
{
standard: "ERC721",
address: "0xe5545fa0636a82c0b37c7db62e2104e69a11d062",
tokenId: "642",
amount: 1,
},
]);
await gemNewInstance.batchBuyNfts(account, paymentToken, [
{
standard: "ERC1155",
address: "0x76be3b62873462d2142405439777e971754e8e77",
tokenId: "10172",
amount: 2,
},
{
standard: "ERC1155",
address: "0x76be3b62873462d2142405439777e971754e8e77",
tokenId: "10391",
amount: 2,
},
{
standard: "ERC1155",
address: "0x28472a58a490c5e09a238847f66a68a47cc76f0f",
tokenId: "0",
amount: 2,
},
{
standard: "ERC721",
address: "0xf9d53e156fe880889e777392585feb46d8d840f6",
tokenId: "993",
amount: 1,
},
{
standard: "ERC721",
address: "0xf9d53e156fe880889e777392585feb46d8d840f6",
tokenId: "3167",
amount: 1,
},
{
standard: "ERC721",
address: "0xf75140376d246d8b1e5b8a48e3f00772468b3c0c",
tokenId: "7085",
amount: 1,
},
{
standard: "ERC721",
address: "0xe5545fa0636a82c0b37c7db62e2104e69a11d062",
tokenId: "642",
amount: 1,
},
]);
https://drive.google.com/file/d/1YwZ7nradT_iS-BRNtz3EIdLAVBQav9Xq/view
getNftData
const data = await gemInstance.getNftData({
nftAddress: "0x28472a58a490c5e09a238847f66a68a47cc76f0f",
nftId: "0",
});
const fields = {
name: 1,
symbol: 1,
standard: 1,
description: 1,
address: 1,
createdDate: 1,
externalUrl: 1,
imageUrl: 1,
totalSupply: 1,
sevenDayVolume: 1,
oneDayVolume: 1,
stats: 1,
traits: 1,
indexingStatus: 1,
discordUrl: 1,
instagramUsername: 1,
isVerified: 1,
lastNumberOfUpdates: 1,
lastOpenSeaCancelledId: 1,
lastOpenSeaSaleCreatedId: 1,
lastOpenSeaTransferId: 1,
lastRaribleAssetUpdateId: 1,
mediumUsername: 1,
telegramUrl: 1,
twitterUsername: 1,
updatedAt: 1,
wikiUrl: 1,
}
sdk is using this api from the doc
https://gem-public-api.herokuapp.com/collections
const data = await gemInstance.getCollectionData({
sort: { sevenDayVolume: 1 },
limit: 1,
fields: fields, // by default if you dont have fileds key in object it will take automatically take above fields object
});
the sdk is using this api https://gem-public-api.herokuapp.com/collections with filter field is here
const data = await gemInstance.getCollectionData({
filters: { address: "0x50f5474724e0ee42d9a4e711ccfb275809fd6d4a" },
limit: 1,
fields: fields,
});
const data = await gemInstance.getCollectionData({
sort: { sevenDayVolume: 1 },
filters: { searchText: "bored" },
limit: 1,
fields: fields,
});
const assetFields = {
"id": 1,
"name": 1,
"address": 1,
"collectionName": 1,
"collectionSymbol": 1,
"externalLink": 1,
"imageUrl": 1,
"smallImageUrl": 1,
"animationUrl": 1,
"standard": 1,
"decimals": 1,
"market": 1,
"currentBasePrice": 1,
"paymentToken": 1,
"marketUrl": 1,
"marketplace": 1,
"tokenId": 1,
"priceInfo": 1,
"tokenReserves": 1,
"ethReserves": 1,
"url": 1,
"sellOrders": 1
};
the sdk is using this api https://gem-public-api.herokuapp.com/assets from the doc
const data = await gemInstance.getAssetData({
filters: {
address: "0xbc4ca0eda7647a8ab7c2061c2e118a18a936f13d",
},
// { "field name": "asc" or "desc"}, you can sort by multiple fields
sort: { currentEthPrice: "asc" },
// { "field name": 1 (include field) or -1 (ignore field) }
fields: assetFields, // by default if you dont have fileds key in object it will take automatically take above assetFields object
limit: 10,
offset: 0,
markets: ["opensea", "rarible", "nftx", "nft20","larvalabs"],
});