sucessful compile

.env

@@ -0,0 +1,3 @@
+export KOVAN_RPC_URL='www.infura.io/asdfadsfafdadf'
+export PRIVATE_KEY='abcdef'
+export ALCHEMY_MAINNET_RPC_URL="https://eth-mainnet.alchemyapi.io/v2/your-api-key"

.env.example

@@ -0,0 +1,3 @@
+KOVAN_RPC_URL='https://kovan.infura.io/v3/1234567890'
+PRIVATE_KEY='abcdefg'
+ALCHEMY_MAINNET_RPC_URL="https://eth-mainnet.alchemyapi.io/v2/your-api-key"

.eslintrc.js

@@ -0,0 +1,10 @@
+module.exports = {
+    "parserOptions": {
+        "ecmaVersion": 6,
+        "ecmaFeatures": {
+            "experimentalObjectRestSpread": true
+        }
+    },
+    "parser": "babel-eslint"
+}
+

.gitattributes

@@ -0,0 +1,2 @@
+# Auto detect text files and perform LF normalization
+* text=auto

.gitignore

@@ -0,0 +1,6 @@
+.vscode
+node_modules
+
+#Hardhat files
+cache
+artifacts

README.md

@@ -23,13 +23,18 @@
 To get a local copy up and running follow these simple example steps.
 
 - Fork the repository
-- Git clone https://github.com/your-username/bnbCodedClass
+- Git clone https://github.com/your-username/MC16Coin
 - git checkout -b branch name
-- git remote add upstream https://github.com/cloud9n/bnbCodedClass
+- yarn install
+- git remote add upstream https://github.com/MasterClass16/MC16Coin
 - git pull upstream develop
 - git commit -m "commit message"
 - git push -u origin HEAD
 
+## Compiling
+
+    $ npx hardhat compile
+
 ## Author(s)
 
 ## 🤝 Contributing

CoinPriceOracle.sol → contracts/CoinPriceOracle.sol

@@ -1,29 +1,32 @@
-pragma solidity ^0.7.6;
+pragma solidity ^0.6.8;
+// SPDX-License-Identifier: MIT
 
-import "https://raw.githubusercontent.com/smartcontractkit/chainlink/master/evm-contracts/src/v0.6/ChainlinkClient.sol";
+import "@chainlink/contracts/src/v0.6/ChainlinkClient.sol";
 import "./RebaseToken.sol";
 
 
 contract CoinPriceOracle is ChainlinkClient {
 
     uint256 public price;
 
+    address owner_;
     address private oracle;
     bytes32 private jobId;
     uint256 private fee;
     uint32 public defaultDuration;
 
 
     /**
-     * Network: Kovan
-     * Chainlink - 0x2f90A6D021db21e1B2A077c5a37B3C7E75D15b7e
-     * Chainlink - 29fa9aa13bf1468788b7cc4a500a45b8
+     * Network: Binance Smart Chain Testnet
+     * Oracle: Chainlink - 0x3b3D60B4a33B8B8c7798F7B3E8964b76FBE1E176
+     * Job ID: Chainlink - 76bea30a605846cea6af93dbae70ed39
      * Fee: 0.1 LINK
      */
     constructor() public {
+        owner_ = msg.sender;
         setPublicChainlinkToken();
-        oracle = 0x2f90A6D021db21e1B2A077c5a37B3C7E75D15b7e;
-        jobId = "29fa9aa13bf1468788b7cc4a500a45b8";
+        oracle = 0x3b3D60B4a33B8B8c7798F7B3E8964b76FBE1E176;
+        jobId = "76bea30a605846cea6af93dbae70ed39";
         fee = 0.1 * 10 ** 18; // 0.1 LINK
         defaultDuration = 60 * 60 * 24;
     }
@@ -33,14 +36,6 @@ contract CoinPriceOracle is ChainlinkClient {
         require(msg.sender == owner_,"Only the owner of the contract can use");
         _;
     }
-
-    function triggerRebase() external {
-        rebaseC.rebase(block.timestamp, supplyDelta); 
-    }
-
-    function setRebaseC(RebaseToken addr) external onlyOwner {
-        rebaseC = addr;
-    }
 
     function requestPriceData() external returns (bytes32 requestId) 
     {

contracts/Greeter.sol

@@ -0,0 +1,23 @@
+//SPDX-License-Identifier: Unlicense
+pragma solidity ^0.6.8;
+
+import "hardhat/console.sol";
+
+
+contract Greeter {
+  string greeting;
+
+  constructor(string memory _greeting) public {
+    console.log("Deploying a Greeter with greeting:", _greeting);
+    greeting = _greeting;
+  }
+
+  function greet() public view returns (string memory) {
+    return greeting;
+  }
+
+  function setGreeting(string memory _greeting) public {
+    console.log("Changing greeting from '%s' to '%s'", greeting, _greeting);
+    greeting = _greeting;
+  }
+}

MonetaryPolicy.sol → contracts/MonetaryPolicy.sol

@@ -1,12 +1,13 @@
-pragma solidity ^0.7.6;
+pragma solidity ^0.6.8;
+// SPDX-License-Identifier: MIT
 
 import "./SafeMath.sol";
 import "./SafeMathInt.sol";
 import "./UInt256Lib.sol";
 
 
 interface ICoinPriceOracle {
-   function price() external returns (uint256 price)  
+   function price() external returns (uint256 _price);  
 }
 
 interface IRebaseToken {
@@ -29,6 +30,7 @@ contract MonetaryPolicy  {
     );
 
     ICoinPriceOracle public coinPrice;
+    address owner_;
     IRebaseToken public rebaseToken;
 
     // If the current exchange rate is within this fractional distance from the target, no supply
@@ -95,13 +97,13 @@ contract MonetaryPolicy  {
 
         epoch = epoch.add(1);
 
-        uint256 exchangeRate  = coinPriceOracle.price();
+        uint256 exchangeRate  = coinPrice.price();
 
         if (exchangeRate > MAX_RATE) {
             exchangeRate = MAX_RATE;
         }
 
-        int256 supplyDelta = computeSupplyDelta(exchangeRate, targetRate);
+        int256 supplyDelta = computeSupplyDelta(exchangeRate, 1);
 
         // Apply the Dampening factor.
         supplyDelta = supplyDelta.div(rebaseLag.toInt256Safe());
@@ -170,12 +172,12 @@ contract MonetaryPolicy  {
     }
 
     constructor() public {
-        owner_ = msg.sender
+        owner_ = msg.sender;
     }
 
     function initialize(
-        IRebaseToken rebaseToken_,
-    ) public initializer {
+        IRebaseToken rebaseToken_
+    ) public {
 
         // deviationThreshold = 0.05e18 = 5e16
         deviationThreshold = 5 * 10**(DECIMALS - 2);

Orchestrator.sol → contracts/Orchestrator.sol

@@ -3,16 +3,17 @@
  *     - BSC LINK faucet: https://linkfaucet.protofire.io/bsctest
  */
 
-pragma solidity ^0.7.6;
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.6.8;
 
-import "https://raw.githubusercontent.com/smartcontractkit/chainlink/develop/evm-contracts/src/v0.6/ChainlinkClient.sol";
+import "@chainlink/contracts/src/v0.6/ChainlinkClient.sol";
 
 interface IMonetaryPolicy {
-   function triggerRebase() external 
+   function triggerRebase() external;
 }
 
 interface ICoinPriceOracle {
-   function requestPriceData() external returns (bytes32 requestId)  
+   function requestPriceData() external returns (bytes32 requestId);  
 }
 
 contract Orchestrator is ChainlinkClient {
@@ -28,16 +29,16 @@ contract Orchestrator is ChainlinkClient {
     uint256 public lastRebaseTimestampSec;
 
     /**
-     * Network: Kovan
-     * Oracle: Chainlink - 0xAA1DC356dc4B18f30C347798FD5379F3D77ABC5b
-     * Job ID: Chainlink - 982105d690504c5d9ce374d040c08654
+     * Network: Binance Smart Chain Testnet
+     * Oracle: Chainlink - 0x3b3D60B4a33B8B8c7798F7B3E8964b76FBE1E176
+     * Job ID: Chainlink - 76bea30a605846cea6af93dbae70ed39
      * Fee: 0.1 LINK
      */
     constructor() public {
         owner_ = msg.sender;
         setPublicChainlinkToken();
-        oracle = 0xAA1DC356dc4B18f30C347798FD5379F3D77ABC5b;
-        jobId = "982105d690504c5d9ce374d040c08654";
+        oracle = 0x3b3D60B4a33B8B8c7798F7B3E8964b76FBE1E176;
+        jobId = "76bea30a605846cea6af93dbae70ed39";
         fee = 0.1 * 10 ** 18; // 0.1 LINK
         defaultDuration = 60 * 60 * 24;
         defaultCoinPriceLead = 60 * 5;
@@ -66,7 +67,7 @@ contract Orchestrator is ChainlinkClient {
 
     function initialRebaseRequest(uint256 durationInSeconds) external onlyOwner returns (bytes32 requestId) 
     {
-        Chainlink.Request memory request = buildChainlinkRequest(jobId, this, this.fulfill.selector);
+        Chainlink.Request memory request = buildChainlinkRequest(jobId, address(this), this.fulfillRebase.selector);
         if(lastRebaseTimestampSec == 0){
             lastRebaseTimestampSec = block.timestamp;
         }
@@ -77,7 +78,7 @@ contract Orchestrator is ChainlinkClient {
 
     function rebaseRequest() private returns (bytes32 requestId) 
     {
-        Chainlink.Request memory request = buildChainlinkRequest(jobId, this, this.fulfillRebase.selector);
+        Chainlink.Request memory request = buildChainlinkRequest(jobId, address(this), this.fulfillRebase.selector);
         require(lastRebaseTimestampSec != 0, "lastRebaseTimestampSec not initialized");
         lastRebaseTimestampSec = lastRebaseTimestampSec + defaultDuration;
         request.addUint("until", lastRebaseTimestampSec);
@@ -87,7 +88,7 @@ contract Orchestrator is ChainlinkClient {
     // must not be called before calling rebaseRequest
     function coinPriceRequest() private returns (bytes32 requestId) 
     {
-        Chainlink.Request memory request = buildChainlinkRequest(jobId, this, this.fulfillPriceQuery.selector);
+        Chainlink.Request memory request = buildChainlinkRequest(jobId, address(this), this.fulfillPriceQuery.selector);
         require(lastRebaseTimestampSec != 0, "lastRebaseTimestampSec not initialized");
         // schedules coin price retrieval defaultCoinPriceLead seconds before rebase
         request.addUint("until", lastRebaseTimestampSec - defaultCoinPriceLead);

RebaseToken.sol → contracts/RebaseToken.sol

@@ -1,8 +1,10 @@
-pragma solidity ^0.7.6;
+pragma solidity ^0.6.8;
+// SPDX-License-Identifier: MIT
 
 import "./SafeMath.sol";
 import "./SafeMathInt.sol";
 
+
 contract RebaseToken {
     string public name = "ALPHONE";
     string public symbol = "ALP";
@@ -45,7 +47,7 @@ contract RebaseToken {
         _;
     }
 
-    constructor() public  {
+    constructor() public {
         owner_ = msg.sender;
     }
 

SafeMath.sol → contracts/SafeMath.sol

@@ -1,4 +1,5 @@
-pragma solidity ^0.7.6;
+pragma solidity ^0.6.8;
+// SPDX-License-Identifier: MIT
 
 /**
  * @title SafeMath

SafeMathInt.sol → contracts/SafeMathInt.sol

@@ -1,4 +1,5 @@
-pragma solidity ^0.7.6;
+pragma solidity ^0.6.8;
+// SPDX-License-Identifier: MIT
 
 /**
  * @title SafeMathInt

UInt256Lib.sol → contracts/UInt256Lib.sol

@@ -1,4 +1,5 @@
-pragma solidity 0.7.6;
+pragma solidity 0.6.8;
+// SPDX-License-Identifier: MIT
 
 /**
  * @title Various utilities useful for uint256.

contracts/test/LinkToken.sol

@@ -0,0 +1,4 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.6.6;
+
+import "@chainlink/token/contracts/v0.6/LinkToken.sol";