Feature/96-chainlink-price (#130)

* smart contract added * env updated * Save current progress on price feed * getCurrentPrice in progress * listenToAmountChange() is working * code clean * getCurrentPriceOfNativeToken added * priceInUsd is working * setUpPriceCurrentPrice improved * priceInUsdEnabled added * saving progress * cleaning code progress * setUpPriceCurrentPrice fixed * tokenConversionRate added in the receipt * code cleaning * tokenConversionRate added * payment receipt is clean * PaymentRequestMakerComponent improvement * Pay on USD conversion is working * Before code cleaning * Enum added * todo done * package updated * apollo updated
etsraphael · Jul 8, 2023 · 018f703 · 018f703
1 parent 263f48a
commit 018f703
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diff --git a/...inlink/contracts/src/v0.8/interfaces/AggregatorV3Interface.sol/AggregatorV3Interface.json b/...inlink/contracts/src/v0.8/interfaces/AggregatorV3Interface.sol/AggregatorV3Interface.json
@@ -0,0 +1,113 @@
+[
+  {
+    "inputs": [],
+    "name": "decimals",
+    "outputs": [
+      {
+        "internalType": "uint8",
+        "name": "",
+        "type": "uint8"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [],
+    "name": "description",
+    "outputs": [
+      {
+        "internalType": "string",
+        "name": "",
+        "type": "string"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "uint80",
+        "name": "_roundId",
+        "type": "uint80"
+      }
+    ],
+    "name": "getRoundData",
+    "outputs": [
+      {
+        "internalType": "uint80",
+        "name": "roundId",
+        "type": "uint80"
+      },
+      {
+        "internalType": "int256",
+        "name": "answer",
+        "type": "int256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "startedAt",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "updatedAt",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint80",
+        "name": "answeredInRound",
+        "type": "uint80"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [],
+    "name": "latestRoundData",
+    "outputs": [
+      {
+        "internalType": "uint80",
+        "name": "roundId",
+        "type": "uint80"
+      },
+      {
+        "internalType": "int256",
+        "name": "answer",
+        "type": "int256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "startedAt",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "updatedAt",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint80",
+        "name": "answeredInRound",
+        "type": "uint80"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [],
+    "name": "version",
+    "outputs": [
+      {
+        "internalType": "uint256",
+        "name": "",
+        "type": "uint256"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  }
+]
diff --git a/SmartContracts/abi/contracts/PriceFeed.sol/DataConsumerV3.json b/SmartContracts/abi/contracts/PriceFeed.sol/DataConsumerV3.json
@@ -0,0 +1,41 @@
+[
+  {
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "aggregator",
+        "type": "address"
+      }
+    ],
+    "name": "getLatestDataFrom",
+    "outputs": [
+      {
+        "internalType": "uint80",
+        "name": "roundId",
+        "type": "uint80"
+      },
+      {
+        "internalType": "int256",
+        "name": "answer",
+        "type": "int256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "startedAt",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "updatedAt",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint80",
+        "name": "answeredInRound",
+        "type": "uint80"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  }
+]
diff --git a/SmartContracts/contracts/PriceFeed.sol b/SmartContracts/contracts/PriceFeed.sol
@@ -0,0 +1,20 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.7;
+
+import "@chainlink/contracts/src/v0.8/interfaces/AggregatorV3Interface.sol";
+
+contract DataConsumerV3 {
+    /**
+     * Returns the latest answer from the specified aggregator.
+     */
+    function getLatestDataFrom(
+        address aggregator
+    )
+        public
+        view
+        returns (uint80 roundId, int256 answer, uint256 startedAt, uint256 updatedAt, uint80 answeredInRound)
+    {
+        AggregatorV3Interface dataFeed = AggregatorV3Interface(aggregator);
+        return dataFeed.latestRoundData();
+    }
+}