linera_service/
wallet.rs

1// Copyright (c) Zefchain Labs, Inc.
2// SPDX-License-Identifier: Apache-2.0
3
4use comfy_table::{
5    modifiers::UTF8_ROUND_CORNERS, presets::UTF8_FULL, Attribute, Cell, Color, ContentArrangement,
6    Table,
7};
8use linera_base::{crypto::Signer, identifiers::ChainId};
9pub use linera_client::wallet::*;
10
11pub async fn pretty_print(
12    wallet: &Wallet,
13    signer: &impl Signer,
14    chain_ids: impl IntoIterator<Item = ChainId>,
15) {
16    let mut table = Table::new();
17    table
18        .load_preset(UTF8_FULL)
19        .apply_modifier(UTF8_ROUND_CORNERS)
20        .set_content_arrangement(ContentArrangement::Dynamic)
21        .set_header(vec![
22            Cell::new("Chain ID").add_attribute(Attribute::Bold),
23            Cell::new("Latest Block").add_attribute(Attribute::Bold),
24        ]);
25    for chain_id in chain_ids {
26        let Some(user_chain) = wallet.chains.get(&chain_id) else {
27            panic!("Chain {} not found.", chain_id);
28        };
29        update_table_with_chain(
30            &mut table,
31            chain_id,
32            user_chain,
33            Some(chain_id) == wallet.default,
34            signer,
35        )
36        .await;
37    }
38    println!("{}", table);
39}
40
41async fn update_table_with_chain(
42    table: &mut Table,
43    chain_id: ChainId,
44    user_chain: &UserChain,
45    is_default_chain: bool,
46    signer: &impl Signer,
47) {
48    let chain_id_cell = if is_default_chain {
49        Cell::new(format!("{}", chain_id)).fg(Color::Green)
50    } else {
51        Cell::new(format!("{}", chain_id))
52    };
53    let account_owner = user_chain.owner;
54    let account_pub_key = match account_owner {
55        Some(owner) => signer
56            .get_public_key(&owner)
57            .await
58            .map(Some)
59            .expect("We should get a public key for owned chain."),
60        None => None,
61    };
62    table.add_row(vec![
63        chain_id_cell,
64        Cell::new(format!(
65            r#"Public Key:         {}
66AccountOwner:       {}
67Block Hash:         {}
68Timestamp:          {}
69Next Block Height:  {}"#,
70            account_pub_key
71                .map(|kp| kp.to_string())
72                .unwrap_or_else(|| "-".to_string()),
73            account_owner
74                .as_ref()
75                .map(|o| o.to_string())
76                .unwrap_or_else(|| "-".to_string()),
77            user_chain
78                .block_hash
79                .map(|bh| bh.to_string())
80                .unwrap_or_else(|| "-".to_string()),
81            user_chain.timestamp,
82            user_chain.next_block_height
83        )),
84    ]);
85}
linera_service/wallet.rs

linera_service/
wallet.rs
