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feat: create CBF example with example_cli
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,92 @@ | ||
| use std::sync::Mutex; | ||
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| use bdk_cbf::{CBFClient, Network}; | ||
| use bdk_chain::{keychain::LocalChangeSet, ConfirmationHeightAnchor, IndexedTxGraph}; | ||
| use example_cli::{ | ||
| anyhow, | ||
| clap::{self, Args, Subcommand}, | ||
| Keychain, | ||
| }; | ||
|
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| const DB_MAGIC: &[u8] = b"bdk_example_cbf"; | ||
| const DB_PATH: &str = ".bdk_example_cbf.db"; | ||
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| type ChangeSet = LocalChangeSet<Keychain, ConfirmationHeightAnchor>; | ||
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| #[derive(Debug, Clone, Args)] | ||
| struct CBFArgs {} | ||
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| #[derive(Subcommand, Debug, Clone)] | ||
| enum CBFCommands { | ||
| Sync { | ||
| /// The block height to start scanning from | ||
| #[clap(long, default_value = "0")] | ||
| start_height: u64, | ||
| /// The block height to stop scanning at | ||
| #[clap(long, default_value = "5")] | ||
| stop_gap: u32, | ||
| /// Number of scripts to watch for every sync | ||
| #[clap(long, default_value = "1000")] | ||
| watchlist_size: u32, | ||
| }, | ||
| } | ||
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| fn main() -> anyhow::Result<()> { | ||
| let (args, keymap, index, db, init_changeset) = | ||
| example_cli::init::<CBFCommands, ChangeSet>(DB_MAGIC, DB_PATH)?; | ||
|
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| let graph = Mutex::new({ | ||
| let mut graph = IndexedTxGraph::new(index); | ||
| graph.apply_additions(init_changeset.indexed_additions); | ||
| graph | ||
| }); | ||
|
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| let client = Mutex::new({ | ||
| let client = CBFClient::start_client(Network::Testnet, 1)?; | ||
| client | ||
| }); | ||
|
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| let cbf_cmd = match args.command { | ||
| example_cli::Commands::ChainSpecific(cbf_cmd) => cbf_cmd, | ||
| general_cmd => { | ||
| let res = example_cli::handle_commands( | ||
| &graph, | ||
| &db, | ||
| &client, | ||
| &keymap, | ||
| args.network, | ||
| |_| Err(anyhow::anyhow!("use `tx` instead")), | ||
| general_cmd, | ||
| ); | ||
| db.lock().unwrap().commit()?; | ||
| return res; | ||
| } | ||
| }; | ||
|
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| match cbf_cmd { | ||
| CBFCommands::Sync { | ||
| start_height, | ||
| stop_gap, | ||
| watchlist_size, | ||
| } => { | ||
| let indexed_additions = { | ||
| let mut graph = graph.lock().unwrap(); | ||
| client | ||
| .lock() | ||
| .unwrap() | ||
| .sync(watchlist_size, start_height, &mut graph, stop_gap)? | ||
| }; | ||
|
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| let curr_changeset = LocalChangeSet::from(indexed_additions); | ||
|
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| // stage changes to the database | ||
| let mut db = db.lock().unwrap(); | ||
| db.stage(curr_changeset); | ||
| db.commit()?; | ||
|
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| println!("commited to database!"); | ||
| } | ||
| } | ||
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| Ok(()) | ||
| } |