feat: Extract uniswap-v2 to Studio (#218)

* feat: Extract Uniswap-V2 to Studio

* fix: updated uniswap-v2 dependencies

* chore: splitted past,present and final query logic from gql request

src/app-toolkit/helpers/the-graph/the-graph.helper.ts

@@ -9,10 +9,25 @@ type RequestParams = {
   headers?: Record<string, string>;
 };
 
+type RequestGraphParams = {
+  endpoint: string;
+  query: string | { present: string; past: string };
+  variables?: Variables;
+  headers?: Record<string, string>;
+};
+
 @Injectable()
 export class TheGraphHelper {
   async request<T>({ endpoint, query, variables, headers }: RequestParams) {
     const client = new GraphQLClient(endpoint, { headers });
     return client.request<T>(query, variables);
   }
+
+  async requestGraph<T>({ endpoint, query, variables = {} }: RequestGraphParams) {
+    const presentQuery = typeof query === 'string' ? query : query.present;
+    const pastQuery = typeof query === 'string' ? null : query.past;
+    const finalQuery = typeof variables.blockTag === 'number' && pastQuery ? pastQuery : presentQuery;
+
+    return this.request<T>({ endpoint, query: finalQuery, variables });
+  }
 }

src/apps/uniswap-v2/contracts/abis/uniswap-factory.json

@@ -0,0 +1,97 @@
+[
+  {
+    "inputs": [{ "internalType": "address", "name": "_feeToSetter", "type": "address" }],
+    "payable": false,
+    "stateMutability": "nonpayable",
+    "type": "constructor"
+  },
+  {
+    "anonymous": false,
+    "inputs": [
+      { "indexed": true, "internalType": "address", "name": "token0", "type": "address" },
+      { "indexed": true, "internalType": "address", "name": "token1", "type": "address" },
+      { "indexed": false, "internalType": "address", "name": "pair", "type": "address" },
+      { "indexed": false, "internalType": "uint256", "name": "", "type": "uint256" }
+    ],
+    "name": "PairCreated",
+    "type": "event"
+  },
+  {
+    "constant": true,
+    "inputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
+    "name": "allPairs",
+    "outputs": [{ "internalType": "address", "name": "", "type": "address" }],
+    "payable": false,
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "constant": true,
+    "inputs": [],
+    "name": "allPairsLength",
+    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
+    "payable": false,
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "constant": false,
+    "inputs": [
+      { "internalType": "address", "name": "tokenA", "type": "address" },
+      { "internalType": "address", "name": "tokenB", "type": "address" }
+    ],
+    "name": "createPair",
+    "outputs": [{ "internalType": "address", "name": "pair", "type": "address" }],
+    "payable": false,
+    "stateMutability": "nonpayable",
+    "type": "function"
+  },
+  {
+    "constant": true,
+    "inputs": [],
+    "name": "feeTo",
+    "outputs": [{ "internalType": "address", "name": "", "type": "address" }],
+    "payable": false,
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "constant": true,
+    "inputs": [],
+    "name": "feeToSetter",
+    "outputs": [{ "internalType": "address", "name": "", "type": "address" }],
+    "payable": false,
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "constant": true,
+    "inputs": [
+      { "internalType": "address", "name": "", "type": "address" },
+      { "internalType": "address", "name": "", "type": "address" }
+    ],
+    "name": "getPair",
+    "outputs": [{ "internalType": "address", "name": "", "type": "address" }],
+    "payable": false,
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "constant": false,
+    "inputs": [{ "internalType": "address", "name": "_feeTo", "type": "address" }],
+    "name": "setFeeTo",
+    "outputs": [],
+    "payable": false,
+    "stateMutability": "nonpayable",
+    "type": "function"
+  },
+  {
+    "constant": false,
+    "inputs": [{ "internalType": "address", "name": "_feeToSetter", "type": "address" }],
+    "name": "setFeeToSetter",
+    "outputs": [],
+    "payable": false,
+    "stateMutability": "nonpayable",
+    "type": "function"
+  }
+]