feat: tech-proposals command

Cargo.toml

@@ -8,7 +8,7 @@ version = "0.1.0"
 
 [dependencies]
 anyhow = "1.0"
-clap = { version = "4.0", features = ["derive"] }
+clap = { version = "4.1.8", features = ["derive"] }
 codec = { package = "parity-scale-codec", version = "3.1.5" }
 env_logger = "0.10"
 futures = "0.3.25"

src/commands/collective.rs

@@ -57,3 +57,32 @@ pub async fn technical_committee_members(client: Client, args: &Args) -> Result<
 
     Ok(())
 }
+
+// TODO:
+// * better formatting (format pubkeys to SS58 and add usernames)
+// * display proposals indices
+pub async fn technical_committee_proposals(client: Client) -> Result<()> {
+    let parent_hash = client
+        .storage()
+        .fetch(&gdev::storage().system().parent_hash(), None)
+        .await?
+        .unwrap();
+
+    let mut proposals_iter = client
+        .storage()
+        .iter(
+            gdev::storage()
+                .technical_committee()
+                .proposal_of(sp_core::H256::default()),
+            10,
+            Some(parent_hash),
+        )
+        .await?;
+    while let Some((proposal_hash, proposal)) = proposals_iter.next().await? {
+        println!("{}", hex::encode(&proposal_hash.0[32..64]));
+        println!("{proposal:#?}");
+        println!();
+    }
+
+    Ok(())
+}

src/main.rs

@@ -142,6 +142,7 @@ pub enum Subcommand {
     },
     /// List members of the technical committee
     TechMembers,
+    TechProposals,
     Transfer {
         /// Amount to transfer
         amount: u64,
@@ -316,6 +317,9 @@ async fn main() -> Result<()> {
         Subcommand::TechMembers => {
             commands::collective::technical_committee_members(client, &args).await?
         }
+        Subcommand::TechProposals => {
+            commands::collective::technical_committee_proposals(client).await?
+        }
         Subcommand::Transfer {
             amount,
             dest,