make proof size depend only on runtime constant

Signed-off-by: Uncle Stretch <uncle.stretch@ghostchain.io>

pallets/governance/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "ghost-governance"
-version = "0.3.8"
+version = "0.3.9"
 description = "Full-chain and cross-chain governance pallet with early adopter share claims"
 license.workspace = true
 authors.workspace = true

pallets/governance/src/benchmarking.rs

@@ -32,7 +32,7 @@ mod benchmarks {
         let dummy_evm_address = EvmAddress::from(evm_addr_bytes);
 
         let target_index = max_proof_depth - 1;
-        let claim_package_init = ClaimPackage {
+        let claim_package_init = ClaimPackage::<T> {
             shares: dummy_shares,
             merkle_proof: Default::default(),
             token_id: 0,

pallets/governance/src/lib.rs

@@ -36,8 +36,6 @@ mod benchmarking;
 mod mock;
 mod tests;
 
-const MAX_POSSIBLE_PROOF_DEPTH: u32 = 18;
-
 type TokenId = u128;
 type ClaimNonce = u8;
 type EvmHash = sp_core::H256;
@@ -144,21 +142,36 @@ where
     }
 }
 
-#[derive(Encode, Decode, Clone, RuntimeDebug, TypeInfo, PartialEq, Eq)]
-pub struct ClaimPackage<Balance>
-where
-	Balance: Default + Copy + Clone,
-{
+#[derive(Encode, Decode, RuntimeDebug, TypeInfo)]
+#[scale_info(skip_type_params(T))]
+pub struct ClaimPackage<T: pallet::Config> {
     pub index: u32,
     pub token_id: TokenId,
-    pub shares: Balance,
-    pub merkle_proof: BoundedVec<EvmHash, ConstU32<MAX_POSSIBLE_PROOF_DEPTH>>,
+    pub shares: BalanceOf<T>,
+    pub merkle_proof: BoundedVec<EvmHash, T::MaxProofDepth>,
 }
 
-impl<Balance> ClaimPackage<Balance>
-where
-	Balance: Default + Copy + Clone + UniqueSaturatedInto<u128>,
-{
+impl<T: pallet::Config> Clone for ClaimPackage<T> {
+    fn clone(&self) -> Self {
+        Self {
+            index: self.index,
+            token_id: self.token_id,
+            shares: self.shares,
+            merkle_proof: self.merkle_proof.clone(),
+        }
+    }
+}
+
+impl<T: pallet::Config> PartialEq for ClaimPackage<T> {
+    fn eq(&self, other: &Self) -> bool {
+        self.index == other.index &&
+            self.token_id == other.token_id &&
+            self.shares == other.shares &&
+            self.merkle_proof == other.merkle_proof
+    }
+}
+
+impl<T: pallet::Config> ClaimPackage<T> {
     pub fn get_preimage<NetworkId>(
         &self,
         evm_address: &EvmAddress,
@@ -333,7 +346,7 @@ pub mod pallet {
         pub fn claim(
             origin: OriginFor<T>,
             network_id: NetworkIdOf<T>,
-            claim_package: ClaimPackage<BalanceOf<T>>,
+            claim_package: ClaimPackage<T>,
             evm_address: EvmAddress,
             evm_signature: EvmSignature,
             requested_shares: BalanceOf<T>,
@@ -425,7 +438,7 @@ impl<T: Config> Pallet<T> {
 
     fn to_ascii_base10<N: PrimInt + UniqueSaturatedInto<u128>>(num: N) -> Vec<u8> {
         let zero = N::zero();
-        if num == zero { return vec![b'0']; }
+        if num == zero { return sp_std::vec![b'0']; }
 
         let ten = N::from(10).unwrap_or_else(|| N::zero());
         let num_u128 = num.unique_saturated_into();
@@ -519,7 +532,7 @@ impl<T: Config> Pallet<T> {
     fn verify_merkle_proof(
         network_id: &NetworkIdOf<T>,
         preimage: &[u8],
-        claim_package: &ClaimPackage<BalanceOf<T>>,
+        claim_package: &ClaimPackage<T>,
     ) -> DispatchResult {
         let network_state = NetworkShares::<T>::get(network_id);
 

pallets/governance/src/mock.rs

@@ -52,7 +52,7 @@ impl Config for Test {
     type NetworkDataHandler = Networks;
 
     type MinimumDonation = ConstU128<69>;
-    type MaxProofDepth = ConstU32<5>;
+    type MaxProofDepth = ConstU32<7>;
     type MaxPartialClaims = ConstU8<3>;
 
     type WeightInfo = ();

pallets/governance/src/tests.rs

@@ -87,7 +87,7 @@ fn claim_happy_path() {
             |item: (u8, &NewTestUser)| -> Result<(usize, Vec<u8>), ()> {
                 let (index, u) = item;
 
-                let tmp_package = ClaimPackage {
+                let tmp_package = ClaimPackage::<Test> {
                     shares: u.allowed_shares,
                     merkle_proof: Default::default(),
                     token_id: u.token_id,
@@ -118,7 +118,7 @@ fn claim_happy_path() {
 
             let proof = generate_proof::<SubstrateKeccakHasher, u8>(&merkle_tree, max_index, slot_index as u8);
 
-            let claim_package = ClaimPackage {
+            let claim_package = ClaimPackage::<Test> {
                 shares: current_user.allowed_shares,
                 merkle_proof: BoundedVec::try_from(proof).unwrap(),
                 token_id: current_user.token_id,
@@ -211,7 +211,7 @@ fn partial_claims_happy_path() {
 
             |item: (u8, &NewTestUser)| -> Result<(usize, Vec<u8>), ()> {
                 let (index, u) = item;
-                let tmp_package = ClaimPackage {
+                let tmp_package = ClaimPackage::<Test> {
                     shares: u.allowed_shares,
                     merkle_proof: Default::default(),
                     token_id: u.token_id,