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feat: add metadata and metadata key to update Nfts and Fungible tokens
- Add HIP-646: Fungible Token Metadata Field #614 - Add HIP-765: Non-Fungible Token Metadata Field #763 - Add HIP-657 Mutable metadata fields for dynamic NFTs #612 - Solve backward compatibility issues with hedera-services v0.48.0 #766
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/* | ||
* | ||
* Hedera Rust SDK | ||
* | ||
* Copyright (C) 2022 - 2023 Hedera Hashgraph, LLC | ||
* | ||
* Licensed under the Apache License, Version 2.0 (the "License"); | ||
* you may not use this file except in compliance with the License. | ||
* You may obtain a copy of the License at | ||
* | ||
* http://www.apache.org/licenses/LICENSE-2.0 | ||
* | ||
* Unless required by applicable law or agreed to in writing, software | ||
* distributed under the License is distributed on an "AS IS" BASIS, | ||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
* See the License for the specific language governing permissions and | ||
* limitations under the License. | ||
* | ||
*/ | ||
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use std::iter::repeat; | ||
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use clap::Parser; | ||
use futures_util::{stream, StreamExt, TryStreamExt}; | ||
use hedera::{ | ||
AccountId, Client, NftId, PrivateKey, TokenCreateTransaction, TokenId, TokenMintTransaction, TokenNftInfoQuery, TokenType, TokenUpdateNftsTransaction | ||
}; | ||
use time::{Duration, OffsetDateTime}; | ||
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#[derive(Parser, Debug)] | ||
struct Args { | ||
#[clap(long, env)] | ||
operator_account_id: AccountId, | ||
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#[clap(long, env)] | ||
operator_key: PrivateKey, | ||
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#[clap(long, env, default_value = "localnode")] | ||
hedera_network: String, | ||
} | ||
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#[tokio::main] | ||
async fn main() -> anyhow::Result<()> { | ||
let _ = dotenvy::dotenv(); | ||
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let args = Args::parse(); | ||
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let client = Client::for_name(&args.hedera_network)?; | ||
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client.set_operator(args.operator_account_id, args.operator_key); | ||
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let metadata_key = PrivateKey::generate_ed25519(); | ||
let nft_count = 4; | ||
let initial_metadata_list: Vec<Vec<u8>> = repeat(vec![9, 1, 6]).take(nft_count).collect(); | ||
let updated_metadata: Vec<u8> = vec![3, 4]; | ||
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let token_id = TokenCreateTransaction::new() | ||
.name("ffff") | ||
.symbol("F") | ||
.token_type(TokenType::NonFungibleUnique) | ||
.treasury_account_id(client.get_operator_account_id().unwrap()) | ||
.admin_key(client.get_operator_public_key().unwrap()) | ||
.supply_key(client.get_operator_public_key().unwrap()) | ||
.metadata_key(metadata_key.public_key()) | ||
.expiration_time(OffsetDateTime::now_utc() + Duration::minutes(5)) | ||
.execute(&client) | ||
.await? | ||
.get_receipt(&client) | ||
.await? | ||
.token_id | ||
.unwrap(); | ||
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// Mint the token | ||
let serials = TokenMintTransaction::new() | ||
.metadata(initial_metadata_list.clone()) | ||
.token_id(token_id) | ||
.execute(&client) | ||
.await? | ||
.get_receipt(&client) | ||
.await? | ||
.serials; | ||
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println!( | ||
"Metadata after mint= {:?}", | ||
get_metadata_list(&client, &token_id, &serials).await? | ||
); | ||
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let serials = TokenUpdateNftsTransaction::new() | ||
.token_id(token_id) | ||
.serials(serials.into_iter().take(2).collect()) | ||
.metadata(updated_metadata) | ||
.sign(metadata_key) | ||
.execute(&client) | ||
.await? | ||
.get_receipt(&client) | ||
.await? | ||
.serials; | ||
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// Check if metadata has updated correctly | ||
println!( | ||
"Metadata after mint= {:?}", | ||
get_metadata_list(&client, &token_id, &serials).await? | ||
); | ||
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Ok(()) | ||
} | ||
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async fn get_metadata_list( | ||
client: &Client, | ||
token_id: &TokenId, | ||
serials: &Vec<i64>, | ||
) -> anyhow::Result<Vec<Vec<u8>>> { | ||
let list = stream::iter(serials.into_iter().map(|it| NftId { | ||
token_id: token_id.to_owned(), | ||
serial: *it as u64, | ||
})) | ||
.then(|nft_id| { | ||
let client_clone = client; | ||
async move { | ||
match TokenNftInfoQuery::new() | ||
.nft_id(nft_id) | ||
.execute(&client_clone) | ||
.await | ||
{ | ||
Ok(info) => Ok(info.metadata), | ||
Err(err) => anyhow::bail!("error calling TokenNftInfoQuery: {err}"), // CHANGE ERROR MESSAGE | ||
} | ||
} | ||
}) | ||
.try_collect::<Vec<_>>() | ||
.await?; | ||
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Ok(list) | ||
} |
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Submodule protobufs
updated
38 files
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