1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
/*
*
* 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.
*
*/
use assert_matches::assert_matches;
use clap::Parser;
use hedera::{AccountId, Client, FileCreateTransaction, PrivateKey};
#[derive(Parser, Debug)]
struct Args {
#[clap(long, env)]
operator_account_id: AccountId,
#[clap(long, env)]
operator_key: PrivateKey,
}
#[tokio::main]
async fn main() -> anyhow::Result<()> {
let _ = dotenvy::dotenv();
let args = Args::parse();
let client = Client::for_testnet();
client.set_operator(args.operator_account_id, args.operator_key);
let receipt = FileCreateTransaction::new()
.contents(&b"Hedera Hashgraph is great!"[..])
.execute(&client)
.await?
.get_receipt(&client)
.await?;
let new_file_id = assert_matches!(receipt.file_id, Some(id) => id);
println!("file address = {new_file_id}");
Ok(())
}