Change CastBallotBoxVoteParameters::reward_token_quantity to u64

Some reward tokens may have > i32::MAX (~2 billion) tokens

Author: sethdusek

core/src/box_kind/ballot_box.rs

@@ -118,10 +118,11 @@ impl BallotBoxWrapper {
                 warn!("Reward token id in R7 register differs to config. Could be due to vote.");
             }
 
-            let register_reward_token_quantity = ergo_box
+            let register_reward_token_quantity: u64 = ergo_box
                 .get_register(NonMandatoryRegisterId::R8.into())
                 .ok_or(BallotBoxError::NoRewardTokenQuantityInR8)?
-                .try_extract_into::<i64>()? as u32;
+                .try_extract_into::<i64>()?
+                as u64;
 
             if register_reward_token_quantity != *reward_token_quantity {
                 warn!(
@@ -197,7 +198,7 @@ impl VoteBallotBoxWrapper {
         let reward_token_quantity = ergo_box
             .get_register(NonMandatoryRegisterId::R8.into())
             .ok_or(BallotBoxError::NoRewardTokenQuantityInR8)?
-            .try_extract_into::<i64>()? as u32;
+            .try_extract_into::<i64>()? as u64;
 
         let contract = BallotContract::from_ergo_tree(ergo_box.ergo_tree.clone(), inputs.into())?;
         let vote_parameters = CastBallotBoxVoteParameters {

core/src/cli_commands/update_pool.rs

@@ -210,7 +210,7 @@ fn build_update_pool_box_tx(
     let vote_parameters = CastBallotBoxVoteParameters {
         pool_box_address_hash: pool_box_hash,
         reward_token_id: reward_tokens.token_id.clone(),
-        reward_token_quantity: *reward_tokens.amount.as_u64() as u32, // TODO: Change vote parameters to i64
+        reward_token_quantity: *reward_tokens.amount.as_u64(), // TODO: Change vote parameters to i64
     };
     // Find ballot boxes that are voting for the new pool hash
     let mut sorted_ballot_boxes = ballot_boxes.get_ballot_boxes()?;

core/src/oracle_config.rs

@@ -55,7 +55,7 @@ pub struct BallotBoxWrapperParameters {
 pub struct CastBallotBoxVoteParameters {
     pub pool_box_address_hash: Digest32,
     pub reward_token_id: TokenId,
-    pub reward_token_quantity: u32,
+    pub reward_token_quantity: u64,
 }
 
 /// Holds the token ids of every important token used by the oracle pool.