feat: impl base governance api

Cargo.toml

@@ -1,5 +1,12 @@
 [workspace]
-members = ["node", "runtime", "pallets/*", "test-utils", "xtask"]
+members = [
+    "node",
+    "runtime",
+    "pallets/*",
+    "pallets/**/api",
+    "test-utils",
+    "xtask",
+]
 resolver = "2"
 
 [workspace.package]
@@ -11,6 +18,7 @@ edition = "2021"
 torus-node = { path = "./node", default-features = false }
 torus-runtime = { path = "./runtime", default-features = false }
 pallet-governance = { path = "./pallets/governance", default-features = false }
+pallet-governance-api = { path = "./pallets/governance/api", default-features = false }
 pallet-torus0 = { path = "./pallets/torus0", default-features = false }
 
 test-utils.path = "./test-utils"

pallets/governance/Cargo.toml

@@ -15,11 +15,6 @@ try-runtime = ["polkadot-sdk/try-runtime"]
 [dependencies]
 codec = { workspace = true, features = ["derive"] }
 pallet-torus0 = { workspace = true }
-polkadot-sdk = { workspace = true, features = [
-    "experimental",
-    "runtime",
-    "pallet-sudo",
-    "sc-telemetry",
-] }
+polkadot-sdk = { workspace = true, features = ["experimental", "runtime"] }
 scale-info = { workspace = true, features = ["derive"] }
 substrate-fixed = { workspace = true }

pallets/governance/api/Cargo.toml

@@ -0,0 +1,25 @@
+[package]
+name = "pallet-governance-api"
+description = "The chain's governance pallet api."
+version = "0.1.0"
+license = "MIT-0"
+authors.workspace = true
+edition.workspace = true
+
+[features]
+default = ["std"]
+std = ["codec/std", "polkadot-sdk/std", "scale-info/std", "substrate-fixed/std"]
+runtime-benchmarks = ["polkadot-sdk/runtime-benchmarks"]
+try-runtime = ["polkadot-sdk/try-runtime"]
+
+[dependencies]
+codec = { workspace = true, features = ["derive"] }
+pallet-torus0 = { workspace = true }
+polkadot-sdk = { workspace = true, features = [
+    "experimental",
+    "runtime",
+    "pallet-sudo",
+    "sc-telemetry",
+] }
+scale-info = { workspace = true, features = ["derive"] }
+substrate-fixed = { workspace = true }

pallets/governance/api/src/lib.rs

@@ -0,0 +1,12 @@
+use codec::Codec;
+use polkadot_sdk::sp_api;
+
+sp_api::decl_runtime_apis! {
+    #[api_version(1)]
+    pub trait GovernanceApi<AccountId>
+    where AccountId: Codec {
+        fn get_dao_treasury_address() -> AccountId;
+
+        fn is_whitelisted(key: &AccountId) -> bool;
+    }
+}

pallets/governance/src/lib.rs

@@ -6,7 +6,7 @@ mod curator;
 mod ext;
 mod proposal;
 mod voting;
-mod whitelist;
+pub mod whitelist;
 
 use crate::application::AgentApplication;
 use crate::config::GovernanceConfiguration;

runtime/Cargo.toml

@@ -79,6 +79,7 @@ pallet-evm-precompile-simple.workspace = true
 # Local dependencies
 pallet-torus0.workspace = true
 pallet-governance.workspace = true
+pallet-governance-api.workspace = true
 
 [build-dependencies]
 polkadot-sdk = { optional = true, workspace = true, features = [

runtime/src/apis.rs

@@ -463,4 +463,15 @@ impl_runtime_apis! {
             )
         }
     }
+
+
+    impl pallet_governance_api::GovernanceApi<Block, AccountId> for Runtime {
+        fn get_dao_treasury_address() -> AccountId {
+            pallet_governance::DaoTreasuryAddress::<Runtime>::get()
+        }
+
+        fn is_whitelisted(key: &AccountId) -> bool {
+            pallet_governance::whitelist::is_whitelisted::<Runtime>(key)
+        }
+    }
 }