Move contracts to root level for hardhart usage

byebye aragon apps

.gitignore

@@ -6,3 +6,7 @@ node_modules
 .tm_properties
 yarn-error.log
 .DS_Store
+
+cache
+artifacts
+.openzeppelin

contracts/Contribution.sol

@@ -0,0 +1,204 @@
+pragma solidity ^0.8.0;
+
+import "@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol";
+
+interface IToken {
+  function mintFor(address contributorAccount, uint256 amount, uint32 contributionId) external;
+}
+
+interface ContributorInterface {
+  function getContributorAddressById(uint32 contributorId) external view returns (address);
+  function getContributorIdByAddress(address contributorAccount) external view returns (uint32);
+  // TODO Maybe use for validation
+  // function exists(uint32 contributorId) public view returns (bool);
+}
+
+contract Contribution is Initializable {
+  ContributorInterface public contributorContract;
+  IToken public tokenContract;
+
+  bytes32 public constant ADD_CONTRIBUTION_ROLE = keccak256("ADD_CONTRIBUTION_ROLE");
+  bytes32 public constant VETO_CONTRIBUTION_ROLE = keccak256("VETO_CONTRIBUTION_ROLE");
+
+  bytes32 public constant KERNEL_APP_ADDR_NAMESPACE = 0xd6f028ca0e8edb4a8c9757ca4fdccab25fa1e0317da1188108f7d2dee14902fb;
+
+  struct ContributionData {
+    uint32 contributorId;
+    uint32 amount;
+    bool claimed;
+    bytes32 hashDigest;
+    uint8 hashFunction;
+    uint8 hashSize;
+    string tokenMetadataURL;
+    uint256 confirmedAtBlock;
+    bool vetoed;
+    bool exists;
+  }
+
+  string internal name_;
+  string internal symbol_;
+
+  // map contribution ID to contributor
+  mapping(uint32 => uint32) public contributionOwner;
+  // map contributor to contribution IDs
+  mapping(uint32 => uint32[]) public ownedContributions;
+
+  mapping(uint32 => ContributionData) public contributions;
+  uint32 public contributionsCount;
+
+  uint32 public blocksToWait;
+
+  event ContributionAdded(uint32 id, uint32 indexed contributorId, uint32 amount);
+  event ContributionClaimed(uint32 id, uint32 indexed contributorId, uint32 amount);
+  event ContributionVetoed(uint32 id, address vetoedByAccount);
+
+  function initialize(uint32 blocksToWait_) public initializer {
+    blocksToWait = blocksToWait_;
+  }
+
+  // TODO who can call this when?
+  function setTokenContract(address token) public {
+    tokenContract = IToken(token);
+  }
+
+  // TODO who can call this when?
+  function setContributorContract(address contributor) public {
+    contributorContract = ContributorInterface(contributor);
+  }
+
+  function getContributorIdByAddress(address contributorAccount) public view returns (uint32) {
+    return contributorContract.getContributorIdByAddress(contributorAccount);
+  }
+
+  function getContributorAddressById(uint32 contributorId) public view returns (address) {
+    return contributorContract.getContributorAddressById(contributorId);
+  }
+
+  //
+  // Token standard functions (ERC 721)
+  //
+
+  function name() external view returns (string memory) {
+    return name_;
+  }
+
+  function symbol() external view returns (string memory) {
+    return symbol_;
+  }
+
+  // Balance is amount of ERC271 tokens, not amount of kredits
+  function balanceOf(address owner) public view returns (uint256) {
+    require(owner != address(0));
+    uint32 contributorId = getContributorIdByAddress(owner);
+    return ownedContributions[contributorId].length;
+  }
+
+  function ownerOf(uint32 contributionId) public view returns (address) {
+    require(exists(contributionId));
+    uint32 contributorId = contributions[contributionId].contributorId;
+    return getContributorAddressById(contributorId);
+  }
+
+  function tokenOfOwnerByIndex(address owner, uint32 index) public view returns (uint32) {
+    uint32 contributorId = getContributorIdByAddress(owner);
+    return ownedContributions[contributorId][index];
+  }
+
+  function tokenMetadata(uint32 contributionId) public view returns (string memory) {
+    return contributions[contributionId].tokenMetadataURL;
+  }
+
+  //
+  // Custom functions
+  //
+
+  function totalKreditsEarned(bool confirmedOnly) public view returns (uint32 amount) {
+    for (uint32 i = 1; i <= contributionsCount; i++) {
+      ContributionData memory c = contributions[i];
+      if (!c.vetoed && (block.number >= c.confirmedAtBlock || !confirmedOnly)) {
+        amount += c.amount; // should use safemath
+      }
+    }
+  }
+
+  function totalKreditsEarnedByContributor(uint32 contributorId, bool confirmedOnly) public view returns (uint32 amount) {
+    uint256 tokenCount = ownedContributions[contributorId].length;
+    for (uint256 i = 0; i < tokenCount; i++) {
+      uint32 cId = ownedContributions[contributorId][i];
+      ContributionData memory c = contributions[cId];
+      if (!c.vetoed && (block.number >= c.confirmedAtBlock || !confirmedOnly)) {
+        amount += c.amount; // should use safemath
+      }
+    }
+  }
+
+  function getContribution(uint32 contributionId) public view returns (uint32 id, uint32 contributorId, uint32 amount, bool claimed, bytes32 hashDigest, uint8 hashFunction, uint8 hashSize, uint256 confirmedAtBlock, bool exists, bool vetoed) {
+    id = contributionId;
+    ContributionData storage c = contributions[id];
+    return (
+      id,
+      c.contributorId,
+      c.amount,
+      c.claimed,
+      c.hashDigest,
+      c.hashFunction,
+      c.hashSize,
+      c.confirmedAtBlock,
+      c.exists,
+      c.vetoed
+    );
+  }
+
+  function add(uint32 amount, uint32 contributorId, bytes32 hashDigest, uint8 hashFunction, uint8 hashSize) public{
+    //require(canPerform(msg.sender, ADD_CONTRIBUTION_ROLE, new uint32[](0)), 'nope');
+    uint32 contributionId = contributionsCount + 1;
+    ContributionData storage c = contributions[contributionId];
+    c.exists = true;
+    c.amount = amount;
+    c.claimed = false;
+    c.contributorId = contributorId;
+    c.hashDigest = hashDigest;
+    c.hashFunction = hashFunction;
+    c.hashSize = hashSize;
+    if (contributionId < 10) {
+      c.confirmedAtBlock = block.number;
+    } else {
+      c.confirmedAtBlock = block.number + 1 + blocksToWait;
+    }
+
+    contributionsCount++;
+
+    contributionOwner[contributionId] = contributorId;
+    ownedContributions[contributorId].push(contributionId);
+
+    emit ContributionAdded(contributionId, contributorId, amount);
+  }
+
+  function veto(uint32 contributionId) public {
+    ContributionData storage c = contributions[contributionId];
+    require(c.exists, 'NOT_FOUND');
+    require(!c.claimed, 'ALREADY_CLAIMED');
+    require(block.number < c.confirmedAtBlock, 'VETO_PERIOD_ENDED');
+    c.vetoed = true;
+
+    emit ContributionVetoed(contributionId, msg.sender);
+  }
+
+  function claim(uint32 contributionId) public {
+    ContributionData storage c = contributions[contributionId];
+    require(c.exists, 'NOT_FOUND');
+    require(!c.claimed, 'ALREADY_CLAIMED');
+    require(!c.vetoed, 'VETOED');
+    require(block.number >= c.confirmedAtBlock, 'NOT_CLAIMABLE');
+
+    c.claimed = true;
+    address contributorAccount = getContributorAddressById(c.contributorId);
+    uint256 amount = uint256(c.amount);
+    tokenContract.mintFor(contributorAccount, amount, contributionId);
+    emit ContributionClaimed(contributionId, c.contributorId, c.amount);
+  }
+
+  function exists(uint32 contributionId) public view returns (bool) {
+    return contributions[contributionId].exists;
+  }
+}

contracts/Contributor.sol

@@ -0,0 +1,152 @@
+pragma solidity ^0.8.0;
+
+import "@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol";
+
+interface ITokenBalance {
+  function balanceOf(address contributorAccount) external view returns (uint256);
+}
+interface IContributionBalance {
+  function totalKreditsEarnedByContributor(uint32 contributorId, bool confirmedOnly) external view returns (uint32 amount);
+  function balanceOf(address owner) external view returns (uint256);
+}
+
+contract Contributor is Initializable {
+  IContributionBalance public contributionContract;
+  ITokenBalance public tokenContract;
+
+  struct Contributor {
+    address account;
+    bytes32 hashDigest;
+    uint8 hashFunction;
+    uint8 hashSize;
+    bool exists;
+  }
+
+  mapping (address => uint32) public contributorIds;
+  mapping (uint32 => Contributor) public contributors;
+  uint32 public contributorsCount;
+
+  event ContributorProfileUpdated(uint32 id, bytes32 oldHashDigest, bytes32 newHashDigest); // what should be logged
+  event ContributorAccountUpdated(uint32 id, address oldAccount, address newAccount);
+  event ContributorAdded(uint32 id, address account);
+
+
+  function initialize() public initializer {
+
+  }
+
+  // TODO who can call this when?
+  function setContributionContract(address contribution) public {
+    contributionContract = IContributionBalance(contribution);
+  }
+
+  // TODO who can call this when?
+  function setTokenContract(address token) public {
+    tokenContract = ITokenBalance(token);
+  }
+
+  function coreContributorsCount() public view returns (uint32) {
+    uint32 count = 0;
+    for (uint32 i = 1; i <= contributorsCount; i++) {
+      if (isCoreTeam(i)) {
+        count += 1;
+      }
+    }
+    return count;
+  }
+
+  function updateContributorAccount(uint32 id, address oldAccount, address newAccount) public {
+    require(newAccount != address(0), "invalid new account address");
+    require(getContributorAddressById(id) == oldAccount, "contributor does not exist");
+
+    contributorIds[oldAccount] = 0;
+    contributorIds[newAccount] = id;
+    contributors[id].account = newAccount;
+    emit ContributorAccountUpdated(id, oldAccount, newAccount);
+  }
+
+  function updateContributorProfileHash(uint32 id, bytes32 hashDigest, uint8 hashFunction, uint8 hashSize) public {
+    Contributor storage c = contributors[id];
+    bytes32 oldHashDigest = c.hashDigest;
+    c.hashDigest = hashDigest;
+    c.hashFunction = hashFunction;
+    c.hashSize = hashSize;
+
+    ContributorProfileUpdated(id, oldHashDigest, c.hashDigest);
+  }
+
+  function addContributor(address account, bytes32 hashDigest, uint8 hashFunction, uint8 hashSize) public {
+    require(!addressExists(account));
+    uint32 _id = contributorsCount + 1;
+    assert(!contributors[_id].exists); // this can not be acually
+    Contributor storage c = contributors[_id];
+    c.exists = true;
+    c.hashDigest = hashDigest;
+    c.hashFunction = hashFunction;
+    c.hashSize = hashSize;
+    c.account = account;
+    contributorIds[account] = _id;
+
+    contributorsCount += 1;
+    emit ContributorAdded(_id, account);
+  }
+
+  function isCoreTeam(uint32 id) view public returns (bool) {
+    // TODO: for simplicity we simply define the first contributors as core
+    // later this needs to be changed to something more dynamic
+    return id < 7;
+  }
+
+  function exists(uint32 id) view public returns (bool) {
+    return contributors[id].exists;
+  }
+
+  function addressIsCore(address account) view public returns (bool) {
+    uint32 id = getContributorIdByAddress(account);
+    return isCoreTeam(id);
+  }
+
+  function addressExists(address account) view public returns (bool) {
+    return getContributorByAddress(account).exists;
+  }
+
+  function getContributorIdByAddress(address account) view public returns (uint32) {
+    return contributorIds[account];
+  }
+
+  function getContributorAddressById(uint32 id) view public returns (address) {
+    return contributors[id].account;
+  }
+
+  function getContributorByAddress(address account) internal view returns (Contributor memory) {
+    uint32 id = contributorIds[account];
+    return contributors[id];
+  }
+
+  function getContributorById(uint32 _id) public view returns (uint32 id, address account, bytes32 hashDigest, uint8 hashFunction, uint8 hashSize, bool isCore, uint256 balance, uint32 totalKreditsEarned, uint256 contributionsCount, bool exists ) {
+    id = _id;
+    Contributor storage c = contributors[_id];
+    account = c.account;
+    hashDigest = c.hashDigest;
+    hashFunction = c.hashFunction;
+    hashSize = c.hashSize;
+    isCore = isCoreTeam(id);
+    balance = tokenContract.balanceOf(c.account);
+    totalKreditsEarned = contributionContract.totalKreditsEarnedByContributor(_id, true);
+    contributionsCount = contributionContract.balanceOf(c.account);
+    exists = c.exists;
+  }
+
+  function canPerform(address _who, address _where, bytes32 _what, uint256[] memory _how) public returns (bool) {
+    address sender = _who;
+    if (sender == address(0)) {
+      sender = tx.origin;
+    }
+    // _what == keccak256('VOTE_PROPOSAL_ROLE')
+    if (_what == 0xd61216798314d2fc33e42ff2021d66707b1e38517d3f7166798a9d3a196a9c96) {
+      return contributorIds[sender] != uint256(0);
+    }
+
+    return addressIsCore(sender);
+  }
+}

contracts/KreditsKit.sol

@@ -1,99 +0,0 @@
-pragma solidity 0.4.24;
-
-import "@aragon/os/contracts/apps/AragonApp.sol";
-import "@aragon/os/contracts/kernel/Kernel.sol";
-import "@aragon/os/contracts/acl/ACL.sol";
-
-import "@aragon/kits-base/contracts/KitBase.sol";
-
-import "../apps/contribution/contracts/Contribution.sol";
-import "../apps/contributor/contracts/Contributor.sol";
-import "../apps/token/contracts/Token.sol";
-import "../apps/proposal/contracts/Proposal.sol";
-import "../apps/reimbursement/contracts/Reimbursement.sol";
-
-contract KreditsKit is KitBase  {
-
-    // ensure alphabetic order
-    enum Apps { Contribution, Contributor, Proposal, Reimbursement, Token }
-    bytes32[5] public appIds;
-
-    event DeployInstance(address dao);
-    event InstalledApp(address dao, address appProxy, bytes32 appId);
-
-    constructor (DAOFactory _fac, ENS _ens, bytes32[5] _appIds) public KitBase(_fac, _ens) {
-      appIds = _appIds;
-    }
-
-    function newInstance() public returns (Kernel dao) {
-        address root = msg.sender;
-        dao = fac.newDAO(this);
-        ACL acl = ACL(dao.acl());
-
-        acl.createPermission(this, dao, dao.APP_MANAGER_ROLE(), this);
-
-        Contributor contributor = Contributor(_installApp(dao, appIds[uint8(Apps.Contributor)]));
-        contributor.initialize(root, appIds);
-        acl.createPermission(root, contributor, contributor.MANAGE_CONTRIBUTORS_ROLE(), this);
-
-        Token token = Token(_installApp(dao, appIds[uint8(Apps.Token)]));
-        token.initialize(appIds);
-
-        Contribution contribution = Contribution(_installApp(dao, appIds[uint8(Apps.Contribution)]));
-        contribution.initialize(appIds);
-
-        acl.createPermission(root, contribution, contribution.ADD_CONTRIBUTION_ROLE(), this);
-        acl.createPermission(root, contribution, contribution.VETO_CONTRIBUTION_ROLE(), this);
-        acl.grantPermission(proposal, contribution, contribution.ADD_CONTRIBUTION_ROLE());
-
-        Proposal proposal = Proposal(_installApp(dao, appIds[uint8(Apps.Proposal)]));
-        proposal.initialize(appIds);
-
-        Reimbursement reimbursement = Reimbursement(_installApp(dao, appIds[uint8(Apps.Reimbursement)]));
-        reimbursement.initialize();
-        acl.createPermission(root, reimbursement, reimbursement.ADD_REIMBURSEMENT_ROLE(), this);
-        acl.createPermission(root, reimbursement, reimbursement.VETO_REIMBURSEMENT_ROLE(), this);
-
-        uint256[] memory params = new uint256[](1);
-        params[0] = uint256(203) << 248 | uint256(1) << 240 | uint240(contributor);
-        acl.grantPermissionP(acl.ANY_ENTITY(), contribution, contribution.ADD_CONTRIBUTION_ROLE(), params);
-        acl.grantPermissionP(acl.ANY_ENTITY(), contribution, contribution.VETO_CONTRIBUTION_ROLE(), params);
-        acl.grantPermissionP(acl.ANY_ENTITY(), contributor, contributor.MANAGE_CONTRIBUTORS_ROLE(), params);
-        acl.grantPermissionP(acl.ANY_ENTITY(), reimbursement, reimbursement.ADD_REIMBURSEMENT_ROLE(), params);
-
-        //acl.setPermissionManager(this, proposal, proposal.VOTE_PROPOSAL_ROLE();
-        acl.createPermission(root, proposal, proposal.VOTE_PROPOSAL_ROLE(), this);
-        acl.grantPermissionP(acl.ANY_ENTITY(), proposal, proposal.VOTE_PROPOSAL_ROLE(), params);
-
-        acl.createPermission(root, proposal, proposal.ADD_PROPOSAL_ROLE(), this);
-        //acl.grantPermissionP(address(-1), proposal, proposal.ADD_PROPOSAL_ROLE(), params);
-        acl.grantPermission(acl.ANY_ENTITY(), proposal, proposal.ADD_PROPOSAL_ROLE());
-
-        acl.setPermissionManager(root, proposal, proposal.VOTE_PROPOSAL_ROLE());
-        acl.setPermissionManager(root, proposal, proposal.ADD_PROPOSAL_ROLE());
-        acl.setPermissionManager(root, contribution, contribution.ADD_CONTRIBUTION_ROLE());
-        acl.setPermissionManager(root, contribution, contribution.VETO_CONTRIBUTION_ROLE());
-        acl.setPermissionManager(root, contributor, contributor.MANAGE_CONTRIBUTORS_ROLE());
-        acl.setPermissionManager(root, reimbursement, reimbursement.ADD_REIMBURSEMENT_ROLE());
-        acl.setPermissionManager(root, reimbursement, reimbursement.VETO_REIMBURSEMENT_ROLE());
-
-        acl.createPermission(root, token, token.MINT_TOKEN_ROLE(), this);
-        acl.grantPermission(contribution, token, token.MINT_TOKEN_ROLE());
-        acl.setPermissionManager(root, token, token.MINT_TOKEN_ROLE());
-
-
-        cleanupDAOPermissions(dao, acl, root);
-
-        emit DeployInstance(dao);
-        return dao;
-    }
-
-    function _installApp(Kernel _dao, bytes32 _appId) internal returns (AragonApp) {
-      address baseAppAddress = latestVersionAppBase(_appId);
-      require(baseAppAddress != address(0), "App should be deployed");
-      AragonApp appProxy = AragonApp(_dao.newAppInstance(_appId, baseAppAddress, new bytes(0), true));
-
-      emit InstalledApp(_dao, appProxy, _appId);
-      return appProxy;
-    }
-}

contracts/Reimbursement.sol

@@ -0,0 +1,89 @@
+pragma solidity ^0.8.0;
+
+import "@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol";
+
+contract Reimbursement is Initializable {
+  bytes32 public constant ADD_REIMBURSEMENT_ROLE = keccak256("ADD_REIMBURSEMENT_ROLE");
+  bytes32 public constant VETO_REIMBURSEMENT_ROLE = keccak256("VETO_REIMBURSEMENT_ROLE");
+  // bytes32 public constant MANAGE_APPS_ROLE = keccak256("MANAGE_APPS_ROLE");
+
+  struct ReimbursementData {
+    uint32 recipientId;
+    uint256 amount;
+    address token;
+    bytes32 hashDigest;
+    uint8 hashFunction;
+    uint8 hashSize;
+    uint256 confirmedAtBlock;
+    bool vetoed;
+    bool exists;
+  }
+
+  mapping(uint32 => ReimbursementData) public reimbursements;
+  uint32 public reimbursementsCount;
+
+  uint32 public blocksToWait;
+
+  event ReimbursementAdded(uint32 id, address indexed addedByAccount, uint256 amount);
+  event ReimbursementVetoed(uint32 id, address vetoedByAccount);
+
+  function initialize() public initializer {
+    blocksToWait = 40320; // 7 days; 15 seconds block time
+  }
+
+  function totalAmount(bool confirmedOnly) public view returns (uint256 amount) {
+    for (uint32 i = 1; i <= reimbursementsCount; i++) {
+      ReimbursementData memory r = reimbursements[i];
+      if (!r.vetoed && (block.number >= r.confirmedAtBlock || !confirmedOnly)) {
+        amount += r.amount; // should use safemath
+      }
+    }
+  }
+
+  function get(uint32 reimbursementId) public view returns (uint32 id, uint32 recipientId, uint256 amount, address token, bytes32 hashDigest, uint8 hashFunction, uint8 hashSize, uint256 confirmedAtBlock, bool exists, bool vetoed) {
+    id = reimbursementId;
+    ReimbursementData storage r = reimbursements[id];
+    return (
+      id,
+      r.recipientId,
+      r.amount,
+      r.token,
+      r.hashDigest,
+      r.hashFunction,
+      r.hashSize,
+      r.confirmedAtBlock,
+      r.exists,
+      r.vetoed
+    );
+  }
+
+  function add(uint256 amount, address token, uint32 recipientId, bytes32 hashDigest, uint8 hashFunction, uint8 hashSize) public {
+    uint32 reimbursementId = reimbursementsCount + 1;
+    ReimbursementData storage r = reimbursements[reimbursementId];
+    r.exists = true;
+    r.amount = amount;
+    r.token = token;
+    r.recipientId = recipientId;
+    r.hashDigest = hashDigest;
+    r.hashFunction = hashFunction;
+    r.hashSize = hashSize;
+    r.confirmedAtBlock = block.number + blocksToWait;
+
+    reimbursementsCount++;
+
+    emit ReimbursementAdded(reimbursementId, msg.sender, amount);
+  }
+
+  function veto(uint32 reimbursementId) public {
+    ReimbursementData storage r = reimbursements[reimbursementId];
+    require(r.exists, 'NOT_FOUND');
+    require(block.number < r.confirmedAtBlock, 'VETO_PERIOD_ENDED');
+    r.vetoed = true;
+
+    emit ReimbursementVetoed(reimbursementId, msg.sender);
+  }
+
+  function exists(uint32 reimbursementId) public view returns (bool) {
+    return reimbursements[reimbursementId].exists;
+  }
+}

contracts/Token.sol

@@ -0,0 +1,25 @@
+pragma solidity ^0.8.0;
+
+import "@openzeppelin/contracts-upgradeable/token/ERC20/ERC20Upgradeable.sol";
+import "@openzeppelin/contracts-upgradeable/utils/math/SafeMathUpgradeable.sol";
+
+contract Token is Initializable, ERC20Upgradeable {
+  using SafeMathUpgradeable for uint256;
+
+  bytes32 public constant MINT_TOKEN_ROLE = keccak256("MINT_TOKEN_ROLE");
+
+  event LogMint(address indexed recipient, uint256 amount, uint32 contributionId);
+
+  function initialize() public virtual initializer {
+    __ERC20_init('Kredits', 'KS');
+  }
+
+  function mintFor(address contributorAccount, uint256 amount, uint32 contributionId) public {
+    require(amount > 0, "INVALID_AMOUNT");
+
+    uint256 amountInWei = amount.mul(1 ether);
+    _mint(contributorAccount, amountInWei);
+    emit LogMint(contributorAccount, amount, contributionId);
+  }
+
+}

contracts/misc/APMNamehashOpen.sol

@@ -1,13 +0,0 @@
-pragma solidity 0.4.24;
-
-import "@aragon/os/contracts/apm/APMNamehash.sol";
-
-
-contract APMNamehashOpen is APMNamehash {
-    bytes32 public constant OPEN_TITLE = keccak256("open");
-    bytes32 public constant OPEN_APM_NODE = keccak256(abi.encodePacked(APM_NODE, OPEN_TITLE));
-
-    function apmNamehashOpen(string name) internal pure returns (bytes32) {
-        return keccak256(abi.encodePacked(OPEN_APM_NODE, keccak256(name)));
-    }
-}

contracts/misc/DummyApp.sol

@@ -1,16 +0,0 @@
-pragma solidity 0.4.24;
-
-import "@aragon/os/contracts/apps/AragonApp.sol";
-
-
-// This is a "Dummy" app which's only purpose to exist is because
-// Aragon's CLI still doesn't support running a Kit inside a project
-// which isn't considered to be a "valid" Aragon project.
-// It requires us to have an arrap.json file pointing to the contract
-// and a manifest.json file which describes the front-end structure.
-contract DummyApp is AragonApp {
-    function initialize() public onlyInit {
-        initialized();
-    }
-}
-

contracts/misc/Migrations.sol

@@ -1,23 +0,0 @@
-pragma solidity ^0.4.4;
-
-contract Migrations {
-  address public owner;
-  uint public last_completed_migration;
-
-  modifier restricted() {
-    if (msg.sender == owner) _;
-  }
-
-  function constructor() public {
-    owner = msg.sender;
-  }
-
-  function setCompleted(uint completed) public restricted {
-    last_completed_migration = completed;
-  }
-
-  function upgrade(address new_address) public restricted {
-    Migrations upgraded = Migrations(new_address);
-    upgraded.setCompleted(last_completed_migration);
-  }
-}

hardhat.config.js

@@ -0,0 +1,63 @@
+require("@nomiclabs/hardhat-waffle");
+require('hardhat-deploy');
+require("hardhat-deploy-ethers");
+require('@openzeppelin/hardhat-upgrades');
+
+const promptly = require('promptly');
+
+// This is a sample Hardhat task. To learn how to create your own go to
+// https://hardhat.org/guides/create-task.html
+task("accounts", "Prints the list of accounts", async () => {
+  const accounts = await ethers.getSigners();
+
+  for (const account of accounts) {
+    console.log(account.address);
+  }
+});
+
+task('fund', "Send eth to an address", async () => {
+  const to = await promptly.prompt('Address:');
+  const value = await promptly.prompt('Value:');
+
+  const signer = await ethers.getSigners();
+
+  const fundTransaction = await signer[0].sendTransaction({to: to, value: ethers.utils.parseEther(value)});
+  console.log(fundTransaction);
+});
+
+task("create-wallet", "Creates a new wallet json", async () => {
+  const wallet = ethers.Wallet.createRandom();
+
+  console.log('New wallet:');
+  console.log(`Address: ${wallet.address}`);
+  console.log(`Public key: ${wallet.publicKey}`);
+  console.log(`Private key: ${wallet.privateKey}`);
+  console.log(`Mnemonic: ${JSON.stringify(wallet.mnemonic)}`);
+
+  const password = await promptly.prompt('Encryption password: ')
+  const encryptedJSON = await wallet.encrypt(password);
+
+  console.log('Encrypted wallet JSON:');
+  console.log(encryptedJSON);
+});
+
+// You need to export an object to set up your config
+// Go to https://hardhat.org/config/ to learn more
+
+/**
+ * @type import('hardhat/config').HardhatUserConfig
+ */
+module.exports = {
+  solidity: "0.8.0",
+  // defaultNetwork: 'localhost',
+  networks: {
+    hardhat: {
+      chainId: 1337
+    }
+  },
+  namedAccounts: {
+    deployer: {
+      default: 0
+    }
+  }
+};

lib/addresses.json

@@ -0,0 +1,8 @@
+{
+  "1337": {
+    "Contributor": "0xB0D4afd8879eD9F52b28595d31B441D079B2Ca07",
+    "Contribution": "0x922D6956C99E12DFeB3224DEA977D0939758A1Fe",
+    "Token": "0x5081a39b8A5f0E35a8D959395a630b68B74Dd30f",
+    "Reimbursement": "0x1fA02b2d6A771842690194Cf62D91bdd92BfE28d"
+  }
+}

lib/kredits.js

@@ -7,20 +7,15 @@ const ABIS = {
   Contributor: require('./abis/Contributor.json'),
   Contribution: require('./abis/Contribution.json'),
   Reimbursement: require('./abis/Reimbursement.json'),
-  Token: require('./abis/Token.json'),
-  Proposal: require('./abis/Proposal.json'),
-  Kernel: require('./abis/Kernel.json'),
-  Acl: require('./abis/ACL.json'),
+  Token: require('./abis/Token.json')
 };
 const APP_CONTRACTS = [
   'Contributor',
   'Contribution',
   'Token',
-  'Proposal',
-  'Reimbursement',
-  'Acl',
+  'Reimbursement'
 ];
-const DaoAddresses = require('./addresses/dao.json');
+const Addresses = require('./addresses.json');
 
 const Contracts = require('./contracts');
 const IPFS = require('./utils/ipfs');
@@ -48,18 +43,9 @@ class Kredits {
   init (names) {
     let contractsToLoad = names || APP_CONTRACTS;
     return this.provider.getNetwork().then(network => {
-      this.addresses['Kernel'] = this.addresses['Kernel'] || DaoAddresses[network.chainId.toString()];
-      let addressPromises = contractsToLoad.map((contractName) => {
-        return this.Kernel.getApp(contractName).then((address) => {
-          this.addresses[contractName] = address;
-        }).catch((error) => {
-          throw new Error(`Failed to get address for ${contractName} from DAO at ${this.Kernel.contract.address}
-            - ${error.message}`
-          );
-        });
-      });
-
-      return Promise.all(addressPromises).then(() => { return this; });
+      if (Object.keys(this.addresses).length === 0) {
+        this.addresses = Addresses[network.chainId.toString()];
+      }
     });
   }
 
@@ -86,16 +72,7 @@ class Kredits {
   }
 
   static availableNetworks () {
-    return Object.keys(DaoAddresses);
-  }
-
-  get Kernel () {
-    let k = this.contractFor('Kernel');
-    // in case we want to use a special apm (e.g. development vs. production)
-    if (this.options.apm) {
-      k.apm = this.options.apm;
-    }
-    return k;
+    return Object.keys(Addresses);
   }
 
   get Contributor () {
@@ -107,10 +84,6 @@ class Kredits {
     return this.Contributor;
   }
 
-  get Proposal () {
-    return this.contractFor('Proposal');
-  }
-
   get Operator () {
     return this.Proposal;
   }
@@ -127,10 +100,6 @@ class Kredits {
     return this.contractFor('Reimbursement');
   }
 
-  get Acl () {
-    return this.contractFor('Acl');
-  }
-
   // Should be private
   contractFor (name) {
     if (this.contracts[name]) {

package.json

@@ -42,8 +42,10 @@
   },
   "homepage": "https://github.com/67P/truffle-kredits#readme",
   "devDependencies": {
-    "@aragon/kits-base": "^1.0.0",
-    "@aragon/os": "^4.4.0",
+    "@nomiclabs/hardhat-ethers": "^2.0.2",
+    "@nomiclabs/hardhat-waffle": "^2.0.0",
+    "@openzeppelin/contracts-upgradeable": "^4.1.0",
+    "@openzeppelin/hardhat-upgrades": "^1.8.2",
     "async-each-series": "^1.1.0",
     "cli-table": "^0.3.1",
     "eslint": "^7.1.0",
@@ -52,12 +54,14 @@
     "eslint-plugin-promise": "^4.2.1",
     "eth-provider": "^0.2.5",
     "ethereum-block-by-date": "^1.4.0",
+    "ethereum-waffle": "^3.3.0",
+    "hardhat": "^2.0.3",
+    "hardhat-deploy": "^0.7.0-beta.35",
+    "hardhat-deploy-ethers": "^0.3.0-beta.7",
     "homedir": "^0.6.0",
     "promptly": "^3.0.3",
     "solc": "^0.6.8",
     "solhint": "^2.3.1",
-    "truffle-hdwallet-provider": "^1.0.17",
-    "truffle-hdwallet-provider-privkey": "^0.3.0",
     "yargs": "^15.0.0"
   },
   "dependencies": {

scripts/add-contribution.js

@@ -1,16 +1,12 @@
 const promptly = require('promptly');
 const { inspect } = require('util');
 
-const initKredits = require('./helpers/init_kredits.js');
+const { ethers } = require("hardhat");
+const Kredits = require('../lib/kredits');
 
-module.exports = async function(callback) {
-  let kredits;
-  try {
-    kredits = await initKredits(web3);
-  } catch(e) {
-    callback(e);
-    return;
-  }
+async function main() {
+  kredits = new Kredits(hre.ethers.provider, hre.ethers.provider.getSigner())
+  await kredits.init();
 
   console.log(`Using Contributions at: ${kredits.Contribution.contract.address}`);
 
@@ -49,10 +45,11 @@ module.exports = async function(callback) {
     .then(result => {
       console.log("\n\nResult:");
       console.log(result);
-      callback();
     })
     .catch(error => {
       console.log('Failed to create contribution');
-      callback(inspect(error));
+      console.log(error);
     });
 }
+
+main();

scripts/add-contributor.js

@@ -1,6 +1,7 @@
 const promptly = require('promptly');
 
-const initKredits = require('./helpers/init_kredits.js');
+const { ethers } = require("hardhat");
+const Kredits = require('../lib/kredits');
 
 async function prompt(message, options) {
   if (!options) {
@@ -8,15 +9,9 @@ async function prompt(message, options) {
   }
   return await promptly.prompt(message, options);
 }
-
-module.exports = async function(callback) {
-  let kredits;
-  try {
-    kredits = await initKredits(web3);
-  } catch(e) {
-    callback(e);
-    return;
-  }
+async function main() {
+  kredits = new Kredits(hre.ethers.provider, hre.ethers.provider.getSigner())
+  await kredits.init();
 
   console.log(`Using contributors at: ${kredits.Contributor.contract.address}`);
 
@@ -36,9 +31,10 @@ module.exports = async function(callback) {
   kredits.Contributor.add(contributorAttributes, { gasLimit: 350000 }).then((result) => {
     console.log("\n\nResult:");
     console.log(result);
-    callback();
   }).catch((error) => {
     console.log('Failed to create contributor');
-    callback(error);
+    console.log(error);
   });
 }
+
+main();

scripts/create-proxy.js

@@ -0,0 +1,53 @@
+const { ethers, upgrades } = require("hardhat");
+
+const path = require('path');
+const fileInject = require('./helpers/file_inject.js');
+
+async function main() {
+  const network = await hre.ethers.provider.getNetwork();
+  const networkId = network.chainId;
+  console.log(`Deploying to network #${networkId}`);
+
+  const Contributor = await ethers.getContractFactory("Contributor");
+  const Contribution = await ethers.getContractFactory("Contribution");
+  const Token = await ethers.getContractFactory("Token");
+  const Reimbursement = await ethers.getContractFactory("Reimbursement");
+
+  const contributor = await upgrades.deployProxy(Contributor, []);
+  await contributor.deployed();
+  console.log("Contributor deployed to:", contributor.address);
+
+  const blocksToWait = 40320; // 7 days; 15 seconds block time
+  const contribution = await upgrades.deployProxy(Contribution, [blocksToWait]);
+  await contribution.deployed();
+  console.log("Contribution deployed to:", contribution.address);
+
+  const token = await upgrades.deployProxy(Token, []);
+  await token.deployed();
+  console.log("Token deployed to:", token.address);
+
+  const reimbursement = await upgrades.deployProxy(Reimbursement, []);
+  await reimbursement.deployed();
+  console.log("Reimbursement deployed to:", reimbursement.address);
+
+  await contributor.setTokenContract(token.address);
+  await contributor.setContributionContract(contribution.address);
+
+  await contribution.setTokenContract(token.address);
+  await contribution.setContributorContract(contributor.address);
+
+  const c = await contributor.contributionContract();
+  console.log(c);
+
+  const addresses = {
+    Contributor: contributor.address,
+    Contribution: contribution.address,
+    Token: token.address,
+    Reimbursement: reimbursement.address
+  };
+
+  const libPath = path.join(__dirname, '..', 'lib');
+  fileInject(path.join(libPath, 'addresses.json'), networkId, addresses);
+}
+
+main();

scripts/list-contributions.js

@@ -1,16 +1,13 @@
 const promptly = require('promptly');
 const Table = require('cli-table');
 
-const initKredits = require('./helpers/init_kredits.js');
+const { ethers } = require("hardhat");
+const Kredits = require('../lib/kredits');
 
-module.exports = async function(callback) {
+async function main() {
   let kredits;
-  try {
-    kredits = await initKredits(web3);
-  } catch(e) {
-    callback(e);
-    return;
-  }
+  kredits = new Kredits(hre.ethers.provider, hre.ethers.provider.getSigner())
+  await kredits.init();
 
   console.log(`Using Contribution at: ${kredits.Contribution.contract.address}`);
 
@@ -47,6 +44,6 @@ module.exports = async function(callback) {
   } catch (err) {
     console.log(err);
   }
-
-  callback();
 }
+
+main();

scripts/list-contributors.js

@@ -1,17 +1,13 @@
 const promptly = require('promptly');
 const Table = require('cli-table');
-const ethers = require('ethers');
 
-const initKredits = require('./helpers/init_kredits.js');
+const { ethers } = require("hardhat");
+const Kredits = require('../lib/kredits');
 
-module.exports = async function(callback) {
+async function main() {
   let kredits;
-  try {
-    kredits = await initKredits(web3);
-  } catch(e) {
-    callback(e);
-    return;
-  }
+  kredits = new Kredits(hre.ethers.provider, hre.ethers.provider.getSigner())
+  await kredits.init();
 
   console.log(`Using Contributor at: ${kredits.Contributor.contract.address}`);
 
@@ -19,7 +15,6 @@ module.exports = async function(callback) {
     head: ['ID', 'Account', 'Name', 'Core?', 'Balance', 'Kredits earned', 'Contributions count', 'IPFS']
   })
 
-  try {
   const contributors = await kredits.Contributor.all()
 
   contributors.forEach((c) => {
@@ -33,13 +28,9 @@ module.exports = async function(callback) {
       c.contributionsCount.toString(),
       c.ipfsHash
     ])
-    })
+  });
 
-    console.log(table.toString())
-  } catch(e) {
-    callback(e);
-    return;
-  }
-
-  callback()
+  console.log(table.toString());
 }
+
+main();