Competition Factory (#813)

* Competition Factory * bump v
daostack · Dec 23, 2020 · a5d4dc7 · a5d4dc7
1 parent c9e4f3e
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diff --git a/contracts/utils/CompetitionFactory.sol b/contracts/utils/CompetitionFactory.sol
@@ -0,0 +1,97 @@
+pragma solidity 0.5.17;
+
+import "@daostack/infra/contracts/votingMachines/GenesisProtocolInterface.sol";
+import "../schemes/Competition.sol";
+import "../schemes/ContributionRewardExt.sol";
+
+/**
+ * @title CompetitionFactory
+ */
+contract CompetitionFactory {
+    uint8 public constant CUSTOM = 0;
+    uint8 public constant FAST = 1;
+    uint8 public constant NORMAL = 2;
+    uint8 public constant SLOW = 3;
+
+    event NewCompetition(address competition, address contributionRewardExt);
+
+    function createCompetition(
+        Avatar _avatar,
+        IntVoteInterface _votingMachine,
+        uint8 _voteParamsType,
+        uint256[11] memory _votingParams,
+        address _voteOnBehalf
+    ) public returns(address, address) {
+        require(_voteParamsType < 4, "Vote params type specified does not exist");
+        ContributionRewardExt contributionRewardExt = new ContributionRewardExt();
+        Competition competition = new Competition();
+        competition.initialize(address(contributionRewardExt));
+
+        uint256[11] memory voteParams;
+        if (_voteParamsType == CUSTOM) {
+           // Custom params hash
+            voteParams = _votingParams;
+        } else {
+            voteParams = getDefaultVoteParams(_voteParamsType);
+        }
+
+        bytes32 voteParamsHash = GenesisProtocolInterface(address(_votingMachine))
+                                    .setParameters(voteParams, _voteOnBehalf);
+
+        contributionRewardExt.initialize(
+            _avatar, _votingMachine, voteParamsHash, address(competition)
+        );
+
+        emit NewCompetition(address(competition), address(contributionRewardExt));
+        return (address(competition), address(contributionRewardExt));
+    }
+
+    function getDefaultVoteParams(uint8 _voteParamsType) private pure returns(uint256[11] memory voteParams) {
+        if (_voteParamsType == FAST) {
+            // Fast params hash
+            voteParams = [
+                uint256(50),
+                uint256(604800),
+                uint256(129600),
+                uint256(43200),
+                uint256(1200),
+                uint256(86400),
+                uint256(10000000000000000000),
+                uint256(1),
+                uint256(50000000000000000000),
+                uint256(10),
+                uint256(0)
+            ];
+        } else if (_voteParamsType == NORMAL) {
+            // Normal params hash
+            voteParams = [
+                uint256(50),
+                uint256(2592000),
+                uint256(345600),
+                uint256(86400),
+                uint256(1200),
+                uint256(172800),
+                uint256(50000000000000000000),
+                uint256(4),
+                uint256(150000000000000000000),
+                uint256(10),
+                uint256(0)
+            ];
+        } else if (_voteParamsType == SLOW) {
+            // Slow params hash
+            voteParams = [
+                uint256(50),
+                uint256(5184000),
+                uint256(691200),
+                uint256(172800),
+                uint256(1500),
+                uint256(345600),
+                uint256(200000000000000000000),
+                uint256(4),
+                uint256(500000000000000000000),
+                uint256(10),
+                uint256(0)
+            ];
+        }
+    }
+}
diff --git a/package-lock.json b/package-lock.json
diff --git a/package.json b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@daostack/arc",
-  "version": "0.0.1-rc.53",
+  "version": "0.0.1-rc.54",
   "description": "A platform for building DAOs",
   "files": [
     "contracts/",

diff --git a/test/competitionfactory.js b/test/competitionfactory.js
@@ -0,0 +1,120 @@
+const helpers = require('./helpers');
+
+const Competition = artifacts.require('./Competition.sol');
+const ContributionRewardExt = artifacts.require('./ContributionRewardExt.sol');
+const CompetitionFactory = artifacts.require('./CompetitionFactory.sol');
+
+const params = [
+  [
+    50,
+    1800,
+    600,
+    600,
+    2000,
+    300,
+    web3.utils.toWei('5', "ether"),
+    1,
+    web3.utils.toWei('10', "ether"),
+    10,
+    0
+  ],
+  [
+    50,
+    604800,
+    129600,
+    43200,
+    1200,
+    86400,
+    web3.utils.toWei('10', "ether"),
+    1,
+    web3.utils.toWei('50', "ether"),
+    10,
+    0
+  ],
+  [
+    50,
+    2592000,
+    345600,
+    86400,
+    1200,
+    172800,
+    web3.utils.toWei('50', "ether"),
+    4,
+    web3.utils.toWei('150', "ether"),
+    10,
+    0
+  ],
+  [
+    50,
+    5184000,
+    691200,
+    172800,
+    1500,
+    345600,
+    web3.utils.toWei('200', "ether"),
+    4,
+    web3.utils.toWei('500', "ether"),
+    10,
+    0
+  ]
+];
+
+const setup = async function () {
+   var testSetup = new helpers.TestSetup();
+   testSetup.competitionFactory = await CompetitionFactory.new();
+   return testSetup;
+};
+
+contract('competitionFactory', function(accounts) {
+  it('initialize', async () => {
+    let testSetup = await setup();
+    let votingMachine = await helpers.setupGenesisProtocol(accounts,helpers.SOME_ADDRESS,0,helpers.NULL_ADDRESS);
+
+    for (let i=0; i < 4; i++) {
+      let addresses = await testSetup.competitionFactory.createCompetition.call(
+        helpers.SOME_ADDRESS,
+        votingMachine.genesisProtocol.address,
+        i,
+        (i === 0 ? params[0] : [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]),
+        helpers.NULL_ADDRESS
+      );
+
+      let competitionAddress = addresses['0'];
+      let creAddress = addresses['1'];
+
+      await testSetup.competitionFactory.createCompetition(
+        helpers.SOME_ADDRESS,
+        votingMachine.genesisProtocol.address,
+        i,
+        (i === 0 ? params[0] : [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]),
+        helpers.NULL_ADDRESS
+      );
+
+      let contributionRewardExt = await ContributionRewardExt.at(creAddress);
+      let competition = await Competition.at(competitionAddress);
+      assert.equal(await contributionRewardExt.avatar(), helpers.SOME_ADDRESS);
+      assert.equal(await contributionRewardExt.votingMachine(), votingMachine.genesisProtocol.address);
+      assert.equal(
+        await contributionRewardExt.voteParams(),
+        await votingMachine.genesisProtocol.getParametersHash(params[i], helpers.NULL_ADDRESS)
+      );
+      assert.equal(await contributionRewardExt.rewarder(), competitionAddress);
+      assert.equal(await competition.contributionRewardExt(), creAddress);
+    }
+
+    try {
+      await testSetup.competitionFactory.createCompetition(
+        helpers.SOME_ADDRESS,
+        votingMachine.genesisProtocol.address,
+        4,
+        [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
+        helpers.NULL_ADDRESS,
+      );
+      assert(false, "Vote params type specified does not exist");
+    } catch(error) {
+      helpers.assertVMException(error);
+    }
+
+  });
+
+});