added the rocket-pool-node-operator-v7 strategy (snapshot-labs#1532)

src/strategies/index.ts

@@ -294,6 +294,7 @@ import * as rocketpoolNodeOperator from './rocketpool-node-operator';
 import * as rocketpoolNodeOperatorv2 from './rocketpool-node-operator-v2';
 import * as rocketpoolNodeOperatorv3 from './rocketpool-node-operator-v3';
 import * as rocketpoolNodeOperatorv4 from './rocketpool-node-operator-v4';
+import * as rocketpoolNodeOperatorv7 from './rocketpool-node-operator-v7';
 import * as rocketpoolNodeOperatorDelegatev4 from './rocketpool-node-operator-delegate-v4';
 import * as rocketpoolNodeOperatorDelegatev5 from './rocketpool-node-operator-delegate-v5';
 import * as rocketpoolNodeOperatorDelegatev6 from './rocketpool-node-operator-delegate-v6';
@@ -742,6 +743,7 @@ const strategies = {
   'rocketpool-node-operator-v2': rocketpoolNodeOperatorv2,
   'rocketpool-node-operator-v3': rocketpoolNodeOperatorv3,
   'rocketpool-node-operator-v4': rocketpoolNodeOperatorv4,
+  'rocketpool-node-operator-v7': rocketpoolNodeOperatorv7,
   'rocketpool-node-operator-delegate-v4': rocketpoolNodeOperatorDelegatev4,
   'rocketpool-node-operator-delegate-v5': rocketpoolNodeOperatorDelegatev5,
   'rocketpool-node-operator-delegate-v6': rocketpoolNodeOperatorDelegatev6,

src/strategies/rocketpool-node-operator-v7/README.md

@@ -0,0 +1,13 @@
+# rocketpool-node-operator-delegate-v7
+
+This is a strategy for node operators, it returns the vote power for a node address.
+
+Here is an example of parameters:
+
+```json
+{
+  "address": "0xD33526068D116cE69F19A9ee46F0bd304F21A51f",
+  "symbol": "RPL",
+  "decimals": 18
+}
+```

src/strategies/rocketpool-node-operator-v7/examples.json

@@ -0,0 +1,27 @@
+[
+  {
+    "name": "Example query",
+    "strategy": {
+      "name": "rocketpool-node-operator-v7",
+      "params": {
+        "address": "0xD33526068D116cE69F19A9ee46F0bd304F21A51f",
+        "symbol": "RPL",
+        "decimals": 18
+      }
+    },
+    "network": "1",
+    "addresses": [
+      "0xc942B5aA63A3410a13358a7a3aEdF33d9e9D3AC3",
+      "0x9Fe9FfbfD57ab78D4d01973482258bfC4BB70bE3",
+      "0x57767D8000859535431Fbc57EBFEc43FD0515902",
+      "0x8fBfD009C4B6a99EDD7a1b9561e696A98b6E48dC",
+      "0xDe506279b3704064Ee5ED2Fcf5515b7629eDAB1D",
+      "0x48ee0aBAe316499E6d9375671c4B6AE406bd288B",
+      "0x07f771B6C79b3F86E12585580654A946448A9020",
+      "0xF912051684b910FFA7972aDa6E8c1EC46CBBE075",
+      "0x0e973A3757ed841EfbBE4139a7d52a5EebDa03DB",
+      "0x427d42983CC65d27e83A2Df5815b46F1F55e6445"
+    ],
+    "snapshot": 20309057
+  }
+]

src/strategies/rocketpool-node-operator-v7/index.ts

@@ -0,0 +1,60 @@
+import { Multicaller } from '../../utils';
+import { BigNumberish } from '@ethersproject/bignumber';
+import { formatUnits } from '@ethersproject/units';
+
+export const author = 'rocket-pool';
+export const version = '0.1.7';
+
+const rocketNetworkVoting = '0xA9d27E1952f742d659143a544d3e535fFf3Eebe1';
+const rocketNetworkVotingAbi = [
+  'function getVotingPower(address _nodeAddress, uint32 _block) external view returns (uint256)'
+];
+
+export async function strategy(
+  space,
+  network,
+  provider,
+  addresses,
+  options,
+  snapshot
+): Promise<Record<string, number>> {
+  const blockTag =
+    typeof snapshot === 'number' ? snapshot : await provider.getBlockNumber();
+
+  const nodeVotingPower = new Multicaller(
+    network,
+    provider,
+    rocketNetworkVotingAbi,
+    { blockTag }
+  );
+
+  addresses.forEach((address) => {
+    nodeVotingPower.call(address, rocketNetworkVoting, 'getVotingPower', [
+      address,
+      blockTag
+    ]);
+  });
+
+  const nodeVotingPowerResponse: Record<string, BigNumberish> =
+    await nodeVotingPower.execute();
+
+  const merged = addresses.map((address) => {
+    const votePower = nodeVotingPowerResponse[address];
+    return {
+      address: address,
+      votePower: votePower
+    };
+  });
+
+  const reduced: Record<string, BigNumberish> = merged.reduce((acc, obj) => {
+    acc[obj.address] = obj.votePower;
+    return acc;
+  }, {});
+
+  return Object.fromEntries(
+    Object.entries(reduced).map(([address, votePower]) => [
+      address,
+      parseFloat(formatUnits(votePower, options.decimals))
+    ])
+  );
+}