Marking integration points for TACo app rewards

Author: cygnusv

src/hooks/useFetchStakingRewards.ts

@@ -35,6 +35,14 @@ export const useFetchStakingRewards = () => {
         return
       }
 
+      // TODO:
+      // - Integration of new Merkle contract + TACo automated rewards here.
+      //   TLDR: stakingRewards = merkle_rewards + taco_rewards
+      //   See https://github.com/threshold-network/token-dashboard/issues/756
+      // - There's a more efficient way to check Merkle's claimed rewards.
+      //   See https://github.com/threshold-network/token-dashboard/issues/765
+      // - Note also that TACo rewards now accrue on each block. They can be
+      //   calculated via TACoApp.availableRewards(address _stakingProvider)
       const claimedEvents = await getContractPastEvents(merkleDropContract, {
         eventName: "Claimed",
         fromBlock: DEPLOYMENT_BLOCK,
@@ -71,10 +79,14 @@ export const useFetchStakingRewards = () => {
           claimedRewardsInCurrentMerkleRoot.has(stakingProvider)
         ) {
           // If the JSON file doesn't contain proofs for a given staking
-          // provider it means this staking provider has no rewards- we can skip
-          // this iteration. If the `Claimed` event exists with a current merkle
+          // provider it means this staking provider has no Merkle rewards - 
+          // we can skip this iteration.
+          // TODO: ^ But there's going to be TACo rewards
+
+          // If the `Claimed` event exists with a current merkle
           // root for a given staking provider it means that rewards have
-          // already been claimed- we can skip this iteration.
+          // already been claimed - we can skip this iteration.
+          // TODO: ^ Same, there can be TACo rewards
           continue
         }
 

src/web3/hooks/useClaimMerkleRewardsTransaction.ts

@@ -34,6 +34,11 @@ export const useClaimMerkleRewardsTransaction = (
         ])
       }
 
+      // TODO:
+      // - This only signals no Merkle rewards, but there may be TACo rewards
+      // - We can still call the new Merkle contract with a claim with an empty 
+      //   merkle proof, signalling to not try to claim Merkle rewards. This
+      //   will still try to claim TACo rewards automatically.
       if (availableRewardsToClaim.length === 0) {
         throw new Error("No rewards to claim.")
       }

src/web3/hooks/useMerkleDropContract.ts

@@ -6,6 +6,8 @@ import { AddressZero } from "../utils"
 
 export const DEPLOYMENT_BLOCK = supportedChainId === "1" ? 15146501 : 0
 
+// TODO:
+// - Update new MerkleRewards contract address here
 const CONTRACT_ADDRESSESS = {
   // https://etherscan.io/address/0xea7ca290c7811d1cc2e79f8d706bd05d8280bd37
   [ChainID.Ethereum.valueOf().toString()]: