[has-rock] Rock NFT voting strategy (snapshot-labs#46)

* Rock Voting Strategy

* Rock Voting Strategy

* Update src/strategies/has-rock/index.ts

Co-authored-by: Chaitanya <[email protected]>

* Update src/strategies/has-rock/index.ts

Co-authored-by: Chaitanya <[email protected]>

* Update src/strategies/has-rock/index.ts

Co-authored-by: Chaitanya <[email protected]>

Co-authored-by: Chaitanya <[email protected]>

src/strategies/has-rock/README.md

@@ -0,0 +1,3 @@
+# has-rocks
+
+This is a strategy for addresses with rocks.

src/strategies/has-rock/examples.json

@@ -0,0 +1,17 @@
+[
+  {
+    "name": "Example query",
+    "strategy": {
+      "name": "has-rock",
+      "params": {
+        "address": "0x37504AE0282f5f334ED29b4548646f887977b7cC",
+        "symbol": "ROCK"
+      }
+    },
+    "network": "1",
+    "addresses": [
+      "0x66C25a700F9c762891b4d6fbf5aF9Dc2eb04266A"
+    ],
+    "snapshot": 13118882
+  }
+]

src/strategies/has-rock/index.ts

@@ -0,0 +1,50 @@
+import { multicall } from '../../utils';
+
+export const author = 'AngelDAO';
+export const version = '0.1.0';
+
+const abi = [
+  'function rocks(uint256) view returns (address owner, bool currentlyForSale, uint256 price, uint256 timesSold)'
+];
+
+export async function strategy(
+  space,
+  network,
+  provider,
+  addresses,
+  options,
+  snapshot
+) {
+  const blockTag = typeof snapshot === 'number' ? snapshot : 'latest';
+
+  let calls = [] as  any;
+  for (var i=0; i< 100; i++){
+    calls.push([
+      options.address,
+      'rocks',
+      [i]
+    ])
+  }
+
+  const response = await multicall(
+    network,
+    provider,
+    abi,
+    calls,
+    { blockTag }
+  );
+
+  let result = {} as  any;
+
+  addresses.forEach((address, x)=> {
+    let addressRocks = 0;
+    response.forEach((rockObject, i) => {
+        if (rockObject.owner == address){
+          addressRocks++;
+        }
+    })
+    result[address] = addressRocks
+  })
+
+  return result;
+}

src/strategies/index.ts

@@ -137,6 +137,7 @@ import * as mcnFarm from './mcn-farm';
 import * as snowswap from './snowswap';
 import * as meebitsdao from './meebitsdao';
 import * as crucibleERC20BalanceOf from './crucible-erc20-balance-of';
+import * as hasrock from './has-rock';
 
 const strategies = {
   'anti-whale': antiWhale,
@@ -275,7 +276,8 @@ const strategies = {
   'mcn-farm': mcnFarm,
   snowswap,
   meebitsdao,
-  'crucible-erc20-balance-of': crucibleERC20BalanceOf
+  'crucible-erc20-balance-of': crucibleERC20BalanceOf,
+  'has-rock':hasrock
 };
 
 Object.keys(strategies).forEach(function (strategyName) {