Feat/sybil strategy

src/strategies/index.ts

@@ -479,8 +479,10 @@ import * as synapse from './synapse';
 import * as dappcomposerGetVotingUnits from './dappcomposer-getvotingunits';
 import * as erc20BalanceOfSaevo from './erc20-balance-of-saevo';
 import * as apecoinStaking from './apecoin-staking';
+import * as sybil from './sybil';
 
 const strategies = {
+  sybil,
   'apecoin-staking': apecoinStaking,
   'erc20-balance-of-saevo': erc20BalanceOfSaevo,
   livepeer,

src/strategies/sybil/README.md

@@ -0,0 +1,11 @@
+# sybil
+
+This strategy returns the score of the user in sybil contract.
+
+Here is an example of parameters:
+
+```json
+{
+  "address": "0x6b175474e89094c44da98b954eedeac495271d0f",
+}
+```

src/strategies/sybil/examples.json

@@ -0,0 +1,18 @@
+[
+  {
+    "name": "Sybil",
+    "strategy": {
+      "name": "sybil",
+      "params": {
+        "address": "0x613F350E9a6bb3614e1095B824eB9B203D9f4fD2"
+      }
+    },
+    "network": "11155111",
+    "addresses": [
+      "0xCbD25e6545DEf86B9A00E5205851F7332111C924",
+      "0x1DBd908b5a4f9b2c144FaF24221C74fb71CF33CE",
+      "0xaEc81EE0E733212FCE2E95B69272a1869673BFE5"
+    ],
+    "snapshot": 8259368
+  }
+]

src/strategies/sybil/index.ts

@@ -0,0 +1,34 @@
+import { BigNumberish } from '@ethersproject/bignumber';
+import { formatUnits } from '@ethersproject/units';
+import { Multicaller } from '../../utils';
+
+export const author = 'DarkKnight3074';
+export const version = '0.1.1';
+
+const abi = [
+  'function scoreSnapshots(address) view returns (uint32 score, uint32 batchNum)'
+];
+
+export async function strategy(
+  space,
+  network,
+  provider,
+  addresses,
+  options,
+  snapshot
+): Promise<Record<string, number>> {
+  const blockTag = typeof snapshot === 'number' ? snapshot : 'latest';
+
+  const multi = new Multicaller(network, provider, abi, { blockTag });
+  addresses.forEach((address) =>
+    multi.call(address, options.address, 'scoreSnapshots', [address])
+  );
+  const result: Record<string, BigNumberish> = await multi.execute();
+
+  return Object.fromEntries(
+    Object.entries(result).map(([address, balance]) => [
+      address,
+      parseFloat(formatUnits(balance, options.decimals))
+    ])
+  );
+}

src/strategies/sybil/schema.json

@@ -0,0 +1,21 @@
+{
+  "$schema": "http://json-schema.org/draft-07/schema#",
+  "$ref": "#/definitions/Strategy",
+  "definitions": {
+    "Strategy": {
+      "title": "Strategy",
+      "type": "object",
+      "properties": {
+        "address": {
+          "type": "string",
+          "title": "Contract address",
+          "examples": ["0x1f9840a85d5aF5bf1D1762F925BDADdC4201F984"],
+          "pattern": "^0x[a-fA-F0-9]{40}$",
+          "minLength": 42,
+          "maxLength": 42
+        }
+      },
+      "required": ["address"]
+    }
+  }
+}