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// // Copyright 2024 MaidSafe.net limited.
// //
// // This SAFE Network Software is licensed to you under The General Public License (GPL), version 3.
// // Unless required by applicable law or agreed to in writing, the SAFE Network Software distributed
// // under the GPL Licence is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// // KIND, either express or implied. Please review the Licences for the specific language governing
// // permissions and limitations relating to use of the SAFE Network Software.
// // TODO: use autonomi API here.
// // use sn_client::{
// // acc_packet::load_account_wallet_or_create_with_mnemonic, Client, Error, WalletClient,
// // };
// use sn_registers::{Permissions, RegisterAddress};
// use xor_name::XorName;
// use bls::SecretKey;
// use clap::Parser;
// use color_eyre::{
// eyre::{eyre, Result, WrapErr},
// Help,
// };
// use std::{io, time::Duration};
// use tokio::time::sleep;
// #[derive(Parser, Debug)]
// #[clap(name = "registers cli")]
// struct Opt {
// // A name for this user in the example
// #[clap(long)]
// user: String,
// // Create register and give it a nickname (first user)
// #[clap(long, default_value = "")]
// reg_nickname: String,
// // Get existing register with given network address (any other user)
// #[clap(long, default_value = "", conflicts_with = "reg_nickname")]
// reg_address: String,
// // Delay before synchronising local register with the network
// #[clap(long, default_value_t = 2000)]
// delay_millis: u64,
// }
// #[tokio::main]
// async fn main() -> Result<()> {
// let opt = Opt::parse();
// let user = opt.user;
// let mut reg_nickname = opt.reg_nickname;
// let reg_address_string = opt.reg_address;
// let delay = Duration::from_millis(opt.delay_millis);
// // let's build a random secret key to sign our Register ops
// let signer = SecretKey::random();
// println!("Starting SAFE client...");
// let client = Client::new(signer, None, None, None).await?;
// println!("SAFE client signer public key: {:?}", client.signer_pk());
// // We'll retrieve (or create if not found) a Register, and write on it
// // in offline mode, syncing with the network periodically.
// let mut meta = XorName::from_content(reg_nickname.as_bytes());
// let reg_address = if !reg_nickname.is_empty() {
// meta = XorName::from_content(reg_nickname.as_bytes());
// RegisterAddress::new(meta, client.signer_pk())
// } else {
// reg_nickname = format!("{reg_address_string:<6}...");
// RegisterAddress::from_hex(®_address_string)
// .wrap_err("cannot parse hex register address")?
// };
// // Loading a local wallet. It needs to have a non-zero balance for
// // this example to be able to pay for the Register's storage.
// let root_dir = dirs_next::data_dir()
// .ok_or_else(|| eyre!("could not obtain data directory path".to_string()))?
// .join("safe")
// .join("client");
// let wallet = load_account_wallet_or_create_with_mnemonic(&root_dir, None)
// .wrap_err("Unable to read wallet file in {root_dir:?}")
// .suggestion(
// "If you have an old wallet file, it may no longer be compatible. Try removing it",
// )?;
// let mut wallet_client = WalletClient::new(client.clone(), wallet);
// println!("Retrieving Register '{reg_nickname}' from SAFE, as user '{user}'");
// let mut reg_replica = match client.get_register(reg_address).await {
// Ok(register) => {
// println!(
// "Register '{reg_nickname}' found at {:?}!",
// register.address(),
// );
// register
// }
// Err(_) => {
// println!("Register '{reg_nickname}' not found, creating it at {reg_address}");
// let (register, _cost, _royalties_fees) = client
// .create_and_pay_for_register(
// meta,
// &mut wallet_client,
// true,
// Permissions::new_anyone_can_write(),
// )
// .await?;
// register
// }
// };
// println!("Register address: {:?}", reg_replica.address().to_hex());
// println!("Register owned by: {:?}", reg_replica.owner());
// println!("Register permissions: {:?}", reg_replica.permissions());
// // We'll loop asking for new msg to write onto the Register offline,
// // then we'll be syncing the offline Register with the network, i.e.
// // both pushing and ulling all changes made to it by us and other clients/users.
// // If we detect branches when trying to write, after we synced with remote
// // replicas of the Register, we'll merge them all back into a single value.
// loop {
// println!();
// println!(
// "Current total number of items in Register: {}",
// reg_replica.size()
// );
// println!("Latest value (more than one if concurrent writes were made):");
// println!("--------------");
// for (_, entry) in reg_replica.read().into_iter() {
// println!("{}", String::from_utf8(entry)?);
// }
// println!("--------------");
// let input_text = prompt_user();
// if !input_text.is_empty() {
// println!("Writing msg (offline) to Register: '{input_text}'");
// let msg = format!("[{user}]: {input_text}");
// match reg_replica.write(msg.as_bytes()) {
// Ok(_) => {}
// Err(Error::ContentBranchDetected(branches)) => {
// println!(
// "Branches ({}) detected in Register, let's merge them all...",
// branches.len()
// );
// reg_replica.write_merging_branches(msg.as_bytes())?;
// }
// Err(err) => return Err(err.into()),
// }
// }
// // Sync with network after a delay
// println!("Syncing with SAFE in {delay:?}...");
// sleep(delay).await;
// reg_replica.sync(&mut wallet_client, true, None).await?;
// println!("synced!");
// }
// }
// fn prompt_user() -> String {
// let mut input_text = String::new();
// println!();
// println!("Enter a blank line to receive updates, or some text to be written.");
// io::stdin()
// .read_line(&mut input_text)
// .expect("Failed to read text from stdin");
// input_text.trim().to_string()
// }