feat: add new macro to support async client

Cargo.toml

@@ -1,7 +1,10 @@
 [package]
 name = "ckb-sdk"
 version = "3.5.0"
-authors = [ "Linfeng Qian <[email protected]>", "Nervos Core Dev <[email protected]>" ]
+authors = [
+    "Linfeng Qian <[email protected]>",
+    "Nervos Core Dev <[email protected]>",
+]
 edition = "2018"
 license = "MIT"
 description = "Rust SDK for CKB"
@@ -17,7 +20,7 @@ anyhow = "1.0.63"
 bech32 = "0.8.1"
 derive-getters = "0.2.1"
 log = "0.4.6"
-reqwest = { version = "0.11", default-features = false, features = [ "json", "blocking" ] }
+reqwest = { version = "0.12", default-features = false, features = ["json"] }
 secp256k1 = { version = "0.29.0", features = ["recovery"] }
 tokio-util = { version = "0.7.7", features = ["codec"] }
 tokio = { version = "1" }
@@ -28,6 +31,7 @@ parking_lot = "0.12"
 lru = "0.7.1"
 dashmap = "5.4"
 dyn-clone = "1.0"
+async-trait = "0.1"
 
 ckb-types = "0.119.0"
 ckb-dao-utils = "0.119.0"
@@ -47,7 +51,6 @@ ckb-mock-tx-types = { version = "0.119.0" }
 ckb-chain-spec = "0.119.0"
 
 sparse-merkle-tree = "0.6.1"
-lazy_static = "1.3.0"
 
 [features]
 default = ["default-tls"]
@@ -57,7 +60,7 @@ rustls-tls = ["reqwest/rustls-tls"]
 test = []
 
 [dev-dependencies]
-clap = { version = "=4.4.18", features = [ "derive" ] } # TODO clap v4.5 requires rustc v1.74.0+
+clap = { version = "4.4.18", features = ["derive"] }
 httpmock = "0.6"
 async-global-executor = "2.3.1"
 hex = "0.4"

deny.toml

@@ -74,7 +74,8 @@ ignore = [
     #{ id = "RUSTSEC-0000-0000", reason = "you can specify a reason the advisory is ignored" },
     #"[email protected]", # you can also ignore yanked crate versions if you wish
     #{ crate = "[email protected]", reason = "you can specify why you are ignoring the yanked crate" 
-    "RUSTSEC-2024-0370" # proc-macro-error's maintainer seems to be unreachable, ignore this
+    "RUSTSEC-2024-0370", # proc-macro-error's maintainer seems to be unreachable, ignore this
+    "RUSTSEC-2024-0384", # instant is no longer maintained, ignore this
 ]
 # If this is true, then cargo deny will use the git executable to fetch advisory database.
 # If this is false, then it uses a built-in git library.
@@ -97,8 +98,8 @@ allow = [
     "ISC",
     "MIT",
     "Unicode-DFS-2016",
-    "BSL-1.0", # xxhash-rust 0.8.10
-
+    "BSL-1.0",          # xxhash-rust 0.8.10
+    "Unicode-3.0",
     #"MIT",
     #"Apache-2.0",
     #"Apache-2.0 WITH LLVM-exception",

examples/script_unlocker_example.rs

@@ -17,13 +17,14 @@ use std::collections::HashMap;
 /// [CapacityDiff]: https://github.com/doitian/ckb-sdk-examples-capacity-diff
 struct CapacityDiffUnlocker {}
 
+#[async_trait::async_trait]
 impl ScriptUnlocker for CapacityDiffUnlocker {
     // This works for any args
     fn match_args(&self, _args: &[u8]) -> bool {
         true
     }
 
-    fn unlock(
+    async fn unlock_async(
         &self,
         tx: &TransactionView,
         script_group: &ScriptGroup,
@@ -45,12 +46,14 @@ impl ScriptUnlocker for CapacityDiffUnlocker {
 
         let mut total = 0i64;
         for i in &script_group.input_indices {
-            let cell = tx_dep_provider.get_cell(
-                &tx.inputs()
-                    .get(*i)
-                    .ok_or_else(|| other_unlock_error("input index out of bound"))?
-                    .previous_output(),
-            )?;
+            let cell = tx_dep_provider
+                .get_cell_async(
+                    &tx.inputs()
+                        .get(*i)
+                        .ok_or_else(|| other_unlock_error("input index out of bound"))?
+                        .previous_output(),
+                )
+                .await?;
             let capacity: u64 = cell.capacity().unpack();
             total -= capacity as i64;
         }
@@ -71,7 +74,7 @@ impl ScriptUnlocker for CapacityDiffUnlocker {
 
     // This is called before balancer. It's responsible to fill witness for inputs added manually
     // by users.
-    fn fill_placeholder_witness(
+    async fn fill_placeholder_witness_async(
         &self,
         tx: &TransactionView,
         script_group: &ScriptGroup,

rust-toolchain

@@ -1 +1 @@
-1.75.0
+1.81.0

src/lib.rs

@@ -16,7 +16,7 @@ pub mod test_util;
 #[cfg(test)]
 mod tests;
 
-pub use rpc::{CkbRpcClient, IndexerRpcClient, RpcError};
+pub use rpc::{CkbRpcAsyncClient, CkbRpcClient, IndexerRpcAsyncClient, IndexerRpcClient, RpcError};
 pub use types::{
     Address, AddressPayload, AddressType, CodeHashIndex, HumanCapacity, NetworkInfo, NetworkType,
     OldAddress, OldAddressFormat, ScriptGroup, ScriptGroupType, ScriptId, Since, SinceType,