Merge pull request #4 from GrupoSabra/master

Created AlgoFees contract, tests and playground commands. Added some fixes for AlgoPool and AlgoMiner.

labs/algo-token-distribution/src/AdvancedAlgos.AlgoToken.AlgoTokenDistribution/AlgoFees.cs

@@ -0,0 +1,69 @@
+using System;
+using System.Collections.Generic;
+using System.Numerics;
+using System.Text;
+using System.Threading.Tasks;
+using AdvancedAlgos.AlgoToken.Framework.Ethereum;
+using Nethereum.Contracts;
+using Nethereum.RPC.Eth.DTOs;
+using Nethereum.Web3;
+
+namespace AdvancedAlgos.AlgoToken.AlgoTokenDistribution
+{
+    public class AlgoFees : SmartContract<AlgoFees>
+    {
+        private Function _registerMiner;
+        private Function _unregisterMiner;
+        private Function _mine;
+
+        private Function _addSystem;
+        private Function _addCoreTeam;
+
+        private Function _getMinerCount;
+        private Function _getMinerByIndex;
+
+        public AlgoFees(Web3 web3, IGasPriceProvider gasPriceProvider) : base(web3, gasPriceProvider) { }
+        public AlgoFees(string contractAddress, Web3 web3, IGasPriceProvider gasPriceProvider) : base(contractAddress, web3, gasPriceProvider) { }
+
+        protected override string AbiResourceName => $"SmartContracts.src.bin.{nameof(AlgoFees)}.abi";
+        protected override string BinResourceName => $"SmartContracts.src.bin.{nameof(AlgoFees)}.bin";
+        protected override BigInteger DeploymentGasUnits => 1200000;
+
+        public Task<TransactionReceipt> DeployAsync(string tokenAddress)
+            => base.DeployAsync(tokenAddress);
+
+        protected override void Initialize(Contract contractDescriptor)
+        {
+            _registerMiner = contractDescriptor.GetFunction("registerMiner");
+            _unregisterMiner = contractDescriptor.GetFunction("unregisterMiner");
+            _mine = contractDescriptor.GetFunction("mine");
+
+            _addSystem = contractDescriptor.GetFunction("addSystem");
+            _addCoreTeam = contractDescriptor.GetFunction("addCoreTeam");
+
+            _getMinerCount = contractDescriptor.GetFunction("getMinerCount");
+            _getMinerByIndex = contractDescriptor.GetFunction("getMinerByIndex");
+        }
+
+        public Task<TransactionReceipt> RegisterMinerAsync(string minerAddress) =>
+            InvokeAsync(_registerMiner, 900000, minerAddress);
+
+        public Task<TransactionReceipt> UnregisterMinerAsync(string minerAddress) =>
+            InvokeAsync(_unregisterMiner, 900000, minerAddress);
+
+        public Task<TransactionReceipt> MineAsync() =>
+            InvokeAsync(_mine, 1500000);
+
+        public Task<TransactionReceipt> AddSystemAsync(string account) =>
+            InvokeAsync(_addSystem, 900000, account);
+
+        public Task<TransactionReceipt> AddCoreTeamAsync(string account) =>
+            InvokeAsync(_addCoreTeam, 900000, account);
+
+        public Task<BigInteger> GetMinerCountAsync() =>
+            _getMinerCount.CallAsync<BigInteger>();
+
+        public Task<string> GetMinerByIndexAsync(BigInteger index) =>
+            _getMinerByIndex.CallAsync<string>(index);
+    }
+}

labs/algo-token-distribution/src/AdvancedAlgos.AlgoToken.AlgoTokenDistribution/Algorithms/FeesDistributionAlgorithm.cs

@@ -0,0 +1,45 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace AdvancedAlgos.AlgoToken.AlgoTokenDistribution.Algorithms
+{
+    public static class FeesDistributionAlgorithm
+    {
+        private static decimal[] _categoryProportions = new decimal[]
+        {
+            1,
+            10,
+            20,
+            30,
+            40,
+            50
+        };
+
+        public static decimal[] Distribute(decimal totalAmount, long[] miners)
+        {
+            decimal totalProportion = 0;
+
+            for (int i = 0; i < 6; i++)
+            {
+                totalProportion += _categoryProportions[i] * miners[i];
+            }
+
+            var allocationPercentage = new decimal[6];
+
+            for (int i = 0; i < 6; i++)
+            {
+                if (miners[i] > 0) allocationPercentage[i] = _categoryProportions[i] / totalProportion;
+            }
+
+            var feePerMiner = new decimal[6];
+
+            for (int i = 0; i < 6; i++)
+            {
+                if (miners[i] > 0) feePerMiner[i] = Math.Round(totalAmount * allocationPercentage[i]);
+            }
+
+            return feePerMiner;
+        }
+    }
+}

labs/algo-token-distribution/src/AdvancedAlgos.AlgoToken.AlgoTokenDistribution/SmartContracts/src/AlgoFees.sol

@@ -0,0 +1,138 @@
+pragma solidity 0.4.24;
+
+import "openzeppelin-solidity/contracts/token/ERC20/IERC20.sol";
+import "openzeppelin-solidity/contracts/token/ERC20/SafeERC20.sol";
+
+import "./IAlgoMiner.sol";
+import "./AlgoSystemRole.sol";
+import "./AlgoCoreTeamRole.sol";
+
+contract AlgoFees is AlgoSystemRole, AlgoCoreTeamRole {
+    using SafeERC20 for IERC20;
+
+    uint256 constant CAT_0_VALUE_PROPORTION = 1;
+    uint256 constant CAT_1_VALUE_PROPORTION = 10;
+    uint256 constant CAT_2_VALUE_PROPORTION = 20;
+    uint256 constant CAT_3_VALUE_PROPORTION = 30;
+    uint256 constant CAT_4_VALUE_PROPORTION = 40;
+    uint256 constant CAT_5_VALUE_PROPORTION = 50;
+
+    IERC20 private _token;
+    address[] private _miners;
+    mapping(address => uint256) private _minersByAddress;
+
+    constructor(address tokenAddress)
+        AlgoSystemRole()
+        AlgoCoreTeamRole()
+        public {
+        _token = IERC20(tokenAddress);
+        _miners.push(address(0)); // Reserved as a marker for unregistered miner.
+    }
+
+    function registerMiner(address minerAddress) public onlyCoreTeam {
+        require(_minersByAddress[minerAddress] == 0);
+
+        IAlgoMiner algoMiner = IAlgoMiner(minerAddress);
+        
+        require(algoMiner.isAlgoMiner());
+        
+        uint8 minerCategory = algoMiner.getCategory();
+
+        require(minerCategory >= 0 && minerCategory <= 5);
+
+        _minersByAddress[minerAddress] = _miners.length;
+        _miners.push(minerAddress);
+    }
+
+    function unregisterMiner(address minerAddress) public onlyCoreTeam {
+        require(_miners.length > 1);
+
+        if(_miners.length == 2) {
+        
+            // Just remove the only registered miner...
+            delete _miners[1];
+            _miners.length = 1;
+            delete _minersByAddress[minerAddress];
+        
+        } else {
+            
+            if(_minersByAddress[minerAddress] != _miners.length) {
+                // Move the latest miner to the gap... 
+                _miners[_minersByAddress[minerAddress]] = _miners[_miners.length - 1];
+            }
+
+            delete _miners[_miners.length - 1];
+            _miners.length--;
+            delete _minersByAddress[minerAddress];
+        }
+    }
+
+    function mine() public onlySystem {
+        require(_miners.length > 1);
+
+        uint256 currentFeesBalance = _token.balanceOf(address(this));
+
+		require(currentFeesBalance > 0);
+
+        // Count how many ENABLED miners we have for each category...
+        uint256[6] memory miners;
+
+        for(uint256 i = 1; i < _miners.length; i++) {
+            IAlgoMiner algoMiner = IAlgoMiner(_miners[i]);
+
+            if(!algoMiner.isMining()) continue;
+
+            uint8 minerCategory = algoMiner.getCategory();
+
+            if(minerCategory == 0) {
+                miners[0]++;
+            } else if(minerCategory == 1) {
+                miners[1]++;
+            } else if(minerCategory == 2) {
+                miners[2]++;
+            } else if(minerCategory == 3) {
+                miners[3]++;
+            } else if(minerCategory == 4) {
+                miners[4]++;
+            } else if(minerCategory == 5) {
+                miners[5]++;
+            }            
+        }
+
+        // Calculate the fee to pay per miner according to its category...
+        uint256 totalProportion = CAT_0_VALUE_PROPORTION * miners[0] +
+            CAT_1_VALUE_PROPORTION * miners[1] +
+            CAT_2_VALUE_PROPORTION * miners[2] +
+            CAT_3_VALUE_PROPORTION * miners[3] +
+            CAT_4_VALUE_PROPORTION * miners[4] +
+            CAT_5_VALUE_PROPORTION * miners[5];
+        
+        uint256[6] memory feePerMiner;
+
+        feePerMiner[0] = currentFeesBalance * CAT_0_VALUE_PROPORTION / totalProportion;
+        feePerMiner[1] = currentFeesBalance * CAT_1_VALUE_PROPORTION / totalProportion;
+        feePerMiner[2] = currentFeesBalance * CAT_2_VALUE_PROPORTION / totalProportion;
+        feePerMiner[3] = currentFeesBalance * CAT_3_VALUE_PROPORTION / totalProportion;
+        feePerMiner[4] = currentFeesBalance * CAT_4_VALUE_PROPORTION / totalProportion;
+        feePerMiner[5] = currentFeesBalance * CAT_5_VALUE_PROPORTION / totalProportion;
+
+        // Transfer the fees to ENABLED miners...
+        for(i = 1; i < _miners.length; i++) {
+            algoMiner = IAlgoMiner(_miners[i]);
+
+            if(!algoMiner.isMining()) continue;
+
+            minerCategory = algoMiner.getCategory();
+
+			_token.safeTransfer(algoMiner.getMiner(), feePerMiner[minerCategory]);
+        }
+    }
+
+    function getMinerCount() public view returns (uint256) {
+        return _miners.length - 1;
+    }
+
+    function getMinerByIndex(uint256 index) public view returns (address) {
+        return _miners[index + 1];
+    }
+}

labs/algo-token-distribution/src/AdvancedAlgos.AlgoToken.AlgoTokenDistribution/SmartContracts/src/AlgoMiner.sol

@@ -136,6 +136,8 @@ contract AlgoMiner is AlgoSystemRole, AlgoCoreTeamRole, AlgoSupervisorRole, IAlg
 
         uint256 tokens = _currentYearSupply / DAYS_PER_YEAR;
 
+        require(tokens > 0);
+
         _token.safeTransfer(_miner, tokens);
     }
 
@@ -146,4 +148,12 @@ contract AlgoMiner is AlgoSystemRole, AlgoCoreTeamRole, AlgoSupervisorRole, IAlg
     function getCategory() public view returns (uint8) {
         return _category;
     }
+
+    function isMining() public view returns (bool) {
+        return _state == MinerState.Activated && _mining;
+    }
+
+    function getMiner() public view returns (address) {
+        return _miner;
+    }
 }

labs/algo-token-distribution/src/AdvancedAlgos.AlgoToken.AlgoTokenDistribution/SmartContracts/src/AlgoPool.sol

@@ -19,6 +19,7 @@ contract AlgoPool is AlgoCoreTeamRole {
 
     uint16 private _poolType;
     IERC20 private _token;
+    mapping(address => bool) _fundedMiners;
 
     constructor(uint16 poolType, address tokenAddress)
         AlgoCoreTeamRole()
@@ -28,6 +29,8 @@ contract AlgoPool is AlgoCoreTeamRole {
     }
 
     function trasferToMiner(address minerAddress) public onlyCoreTeam {
+        require(!_fundedMiners[minerAddress]);
+
         IAlgoMiner algoMiner = IAlgoMiner(minerAddress);
         
         require(algoMiner.isAlgoMiner());
@@ -54,6 +57,7 @@ contract AlgoPool is AlgoCoreTeamRole {
 
         require(value > 0);
 
+        _fundedMiners[minerAddress] = true;
         _token.safeTransfer(minerAddress, value);
     }
 }

labs/algo-token-distribution/src/AdvancedAlgos.AlgoToken.AlgoTokenDistribution/SmartContracts/src/IAlgoMiner.sol

@@ -3,4 +3,6 @@ pragma solidity 0.4.24;
 contract IAlgoMiner {
     function isAlgoMiner() public pure returns (bool);
     function getCategory() public view returns (uint8);
+    function isMining() public view returns (bool);
+    function getMiner() public view returns (address);
 }

labs/algo-token-distribution/src/AdvancedAlgos.AlgoToken.AlgoTokenDistribution/SmartContracts/src/bin/AlgoFees.abi

@@ -0,0 +1 @@
+[{"constant":false,"inputs":[{"name":"account","type":"address"}],"name":"addCoreTeam","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"minerAddress","type":"address"}],"name":"registerMiner","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"name":"account","type":"address"}],"name":"isSystem","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[{"name":"index","type":"uint256"}],"name":"getMinerByIndex","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[{"name":"account","type":"address"}],"name":"isCoreTeam","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"account","type":"address"}],"name":"addSystem","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"minerAddress","type":"address"}],"name":"unregisterMiner","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[],"name":"mine","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"getMinerCount","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[],"name":"renounceCoreTeam","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[],"name":"renounceSystem","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"inputs":[{"name":"tokenAddress","type":"address"}],"payable":false,"stateMutability":"nonpayable","type":"constructor"}]

labs/algo-token-distribution/src/AdvancedAlgos.AlgoToken.AlgoTokenDistribution/SmartContracts/src/bin/AlgoFees.bin

@@ -0,0 +1 @@
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Line truncated

labs/algo-token-distribution/src/AdvancedAlgos.AlgoToken.AlgoTokenDistribution/SmartContracts/src/bin/AlgoFees.json

@@ -0,0 +1,203 @@
+{
+    "abi": [
+        {
+            "constant": false,
+            "inputs": [
+                {
+                    "name": "account",
+                    "type": "address"
+                }
+            ],
+            "name": "addCoreTeam",
+            "outputs": [],
+            "payable": false,
+            "stateMutability": "nonpayable",
+            "type": "function"
+        },
+        {
+            "constant": false,
+            "inputs": [
+                {
+                    "name": "minerAddress",
+                    "type": "address"
+                }
+            ],
+            "name": "registerMiner",
+            "outputs": [],
+            "payable": false,
+            "stateMutability": "nonpayable",
+            "type": "function"
+        },
+        {
+            "constant": true,
+            "inputs": [
+                {
+                    "name": "account",
+                    "type": "address"
+                }
+            ],
+            "name": "isSystem",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "bool"
+                }
+            ],
+            "payable": false,
+            "stateMutability": "view",
+            "type": "function"
+        },
+        {
+            "constant": true,
+            "inputs": [
+                {
+                    "name": "index",
+                    "type": "uint256"
+                }
+            ],
+            "name": "getMinerByIndex",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "address"
+                }
+            ],
+            "payable": false,
+            "stateMutability": "view",
+            "type": "function"
+        },
+        {
+            "constant": true,
+            "inputs": [
+                {
+                    "name": "account",
+                    "type": "address"
+                }
+            ],
+            "name": "isCoreTeam",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "bool"
+                }
+            ],
+            "payable": false,
+            "stateMutability": "view",
+            "type": "function"
+        },
+        {
+            "constant": false,
+            "inputs": [
+                {
+                    "name": "account",
+                    "type": "address"
+                }
+            ],
+            "name": "addSystem",
+            "outputs": [],
+            "payable": false,
+            "stateMutability": "nonpayable",
+            "type": "function"
+        },
+        {
+            "constant": false,
+            "inputs": [
+                {
+                    "name": "minerAddress",
+                    "type": "address"
+                }
+            ],
+            "name": "unregisterMiner",
+            "outputs": [],
+            "payable": false,
+            "stateMutability": "nonpayable",
+            "type": "function"
+        },
+        {
+            "constant": false,
+            "inputs": [],
+            "name": "mine",
+            "outputs": [],
+            "payable": false,
+            "stateMutability": "nonpayable",
+            "type": "function"
+        },
+        {
+            "constant": true,
+            "inputs": [],
+            "name": "getMinerCount",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "uint256"
+                }
+            ],
+            "payable": false,
+            "stateMutability": "view",
+            "type": "function"
+        },
+        {
+            "constant": false,
+            "inputs": [],
+            "name": "renounceCoreTeam",
+            "outputs": [],
+            "payable": false,
+            "stateMutability": "nonpayable",
+            "type": "function"
+        },
+        {
+            "constant": false,
+            "inputs": [],
+            "name": "renounceSystem",
+            "outputs": [],
+            "payable": false,
+            "stateMutability": "nonpayable",
+            "type": "function"
+        },
+        {
+            "inputs": [
+                {
+                    "name": "tokenAddress",
+                    "type": "address"
+                }
+            ],
+            "payable": false,
+            "stateMutability": "nonpayable",
+            "type": "constructor"
+        }
+    ],
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+    "functionHashes": {
+        "addCoreTeam(address)": "2e6b6849",
+        "addSystem(address)": "74be7592",
+        "getMinerByIndex(uint256)": "3d19ab13",
+        "getMinerCount()": "bb52c137",
+        "isCoreTeam(address)": "608d3d3d",
+        "isSystem(address)": "34cdcf26",
+        "mine()": "99f4b251",
+        "registerMiner(address)": "341ccfcb",
+        "renounceCoreTeam()": "d43acc79",
+        "renounceSystem()": "e9d61859",
+        "unregisterMiner(address)": "81f909f3"
+    },
+    "gasEstimates": {
+        "creation": {
+            "codeDepositCost": "686800",
+            "executionCost": "infinite",
+            "totalCost": "infinite"
+        },
+        "external": {
+            "addCoreTeam(address)": "infinite",
+            "addSystem(address)": "infinite",
+            "getMinerByIndex(uint256)": "980",
+            "getMinerCount()": "633",
+            "isCoreTeam(address)": "infinite",
+            "isSystem(address)": "infinite",
+            "mine()": "infinite",
+            "registerMiner(address)": "infinite",
+            "renounceCoreTeam()": "infinite",
+            "renounceSystem()": "infinite",
+            "unregisterMiner(address)": "infinite"
+        }
+    }
+}

labs/algo-token-distribution/src/AdvancedAlgos.AlgoToken.AlgoTokenDistribution/SmartContracts/src/bin/AlgoMiner.abi

@@ -1 +1 @@
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labs/algo-token-distribution/src/AdvancedAlgos.AlgoToken.AlgoTokenDistribution/SmartContracts/src/bin/AlgoMiner.bin

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truncated

labs/algo-token-distribution/src/AdvancedAlgos.AlgoToken.AlgoTokenDistribution/SmartContracts/src/bin/AlgoMiner.json

@@ -23,6 +23,20 @@
             "stateMutability": "pure",
             "type": "function"
         },
+        {
+            "constant": true,
+            "inputs": [],
+            "name": "isMining",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "bool"
+                }
+            ],
+            "payable": false,
+            "stateMutability": "view",
+            "type": "function"
+        },
         {
             "constant": false,
             "inputs": [],
@@ -74,6 +88,20 @@
             "stateMutability": "nonpayable",
             "type": "function"
         },
+        {
+            "constant": true,
+            "inputs": [],
+            "name": "getMiner",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "address"
+                }
+            ],
+            "payable": false,
+            "stateMutability": "view",
+            "type": "function"
+        },
         {
             "constant": true,
             "inputs": [
@@ -292,7 +320,7 @@
             "type": "constructor"
         }
     ],
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truncated
     "functionHashes": {
         "DAYS_PER_YEAR()": "c6846ef8",
         "activateMiner()": "b2a32cd5",
@@ -301,8 +329,10 @@
         "addSystem(address)": "74be7592",
         "deactivateMiner()": "9e614ca0",
         "getCategory()": "80258e47",
+        "getMiner()": "302c11ca",
         "isAlgoMiner()": "1777fb4b",
         "isCoreTeam(address)": "608d3d3d",
+        "isMining()": "19a74ab3",
         "isSupervisor(address)": "81a24459",
         "isSystem(address)": "34cdcf26",
         "migrateMiner(address)": "231d4e2a",
@@ -319,20 +349,22 @@
     },
     "gasEstimates": {
         "creation": {
-            "codeDepositCost": "711000",
+            "codeDepositCost": "733800",
             "executionCost": "infinite",
             "totalCost": "infinite"
         },
         "external": {
-            "DAYS_PER_YEAR()": "580",
+            "DAYS_PER_YEAR()": "624",
             "activateMiner()": "infinite",
             "addCoreTeam(address)": "infinite",
             "addSupervisor(address)": "infinite",
             "addSystem(address)": "infinite",
             "deactivateMiner()": "infinite",
-            "getCategory()": "652",
+            "getCategory()": "696",
+            "getMiner()": "702",
             "isAlgoMiner()": "212",
             "isCoreTeam(address)": "infinite",
+            "isMining()": "859",
             "isSupervisor(address)": "infinite",
             "isSystem(address)": "infinite",
             "migrateMiner(address)": "infinite",
@@ -343,9 +375,9 @@
             "renounceSystem()": "infinite",
             "resetMiner(address)": "infinite",
             "resumeMining()": "infinite",
-            "startMining()": "21272",
+            "startMining()": "21420",
             "stopAndRemoveOwnership()": "infinite",
-            "stopMining()": "21665"
+            "stopMining()": "21772"
         }
     }
 }

labs/algo-token-distribution/src/AdvancedAlgos.AlgoToken.AlgoTokenDistribution/SmartContracts/src/bin/AlgoPool.bin

@@ -1 +1 @@
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labs/algo-token-distribution/src/AdvancedAlgos.AlgoToken.AlgoTokenDistribution/SmartContracts/src/bin/AlgoPool.json

@@ -170,7 +170,7 @@
             "type": "constructor"
         }
     ],
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+    "bytecode": "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",
     "functionHashes": {
         "CAT_0_VALUE()": "9fc3c983",
         "CAT_1_VALUE()": "492fba84",
@@ -186,7 +186,7 @@
     },
     "gasEstimates": {
         "creation": {
-            "codeDepositCost": "317000",
+            "codeDepositCost": "331800",
             "executionCost": "infinite",
             "totalCost": "infinite"
         },

labs/algo-token-distribution/test/AdvancedAlgos.AlgoToken.AlgoTokenDistribution.IntegrationTests/AlgoFeesTests.cs

@@ -0,0 +1,180 @@
+using System;
+using System.Numerics;
+using System.Threading.Tasks;
+using AdvancedAlgos.AlgoToken.AlgoErc20Token;
+using AdvancedAlgos.AlgoToken.Framework.Ethereum;
+using AdvancedAlgos.AlgoToken.Framework.Ethereum.Exceptions;
+using AdvancedAlgos.AlgoToken.Framework.Ethereum.IntegrationTest;
+using Nethereum.RPC.Accounts;
+using Nethereum.Web3;
+using Nethereum.Web3.Accounts;
+using Xunit;
+
+namespace AdvancedAlgos.AlgoToken.AlgoTokenDistribution.IntegrationTests
+{
+    public class AlgoFeesTests
+    {
+        [Fact]
+        public async Task MinerRegistrationTest()
+        {
+            EthNetwork.UseGanacheTestNet();
+
+            var prefundedAccount = new Account(EthNetwork.Instance.PrefundedPrivateKey);
+
+            var tokenOwnerAccount = EthAccountFactory.Create();
+            var coreTeamAccount = EthAccountFactory.Create();
+
+            await EthNetwork.Instance.RefillAsync(tokenOwnerAccount);
+            await EthNetwork.Instance.RefillAsync(coreTeamAccount);
+
+            // Create the ERC20 token...
+            var token = new AlgoTokenV1(EthNetwork.Instance.GetWeb3(tokenOwnerAccount), EthNetwork.Instance.GasPriceProvider);
+            await token.DeployAsync();
+
+            // Create a fees...
+            var fees1 = new AlgoFees(EthNetwork.Instance.GetWeb3(coreTeamAccount), EthNetwork.Instance.GasPriceProvider);
+            await fees1.DeployAsync(token.ContractAddress);
+
+            // Create some miners...
+            var minerAccounts = new IAccount[3];
+            AlgoMiner[] miners = new AlgoMiner[3];
+
+            for (int i = 0; i < 3; i++)
+            {
+                // Create an account for the miner...
+                minerAccounts[i] = EthAccountFactory.Create();
+
+                // Create the miner...
+                miners[i] = new AlgoMiner(EthNetwork.Instance.GetWeb3(coreTeamAccount), EthNetwork.Instance.GasPriceProvider);
+                await miners[i].DeployAsync(1, 2, minerAccounts[i].Address, token.ContractAddress);
+            }
+
+            // Register a miner...
+            await fees1.RegisterMinerAsync(miners[0].ContractAddress);
+
+            Assert.Equal(1, await fees1.GetMinerCountAsync());
+            Assert.Equal(miners[0].ContractAddress, await fees1.GetMinerByIndexAsync(0));
+
+            // Remove the only registered miner.
+            await fees1.UnregisterMinerAsync(miners[0].ContractAddress);
+
+            Assert.Equal(0, await fees1.GetMinerCountAsync());
+
+            // Register the 3 miners and ensure they are registered...
+            for (int i = 0; i < 3; i++)
+            {
+                await fees1.RegisterMinerAsync(miners[i].ContractAddress);
+            }
+
+            Assert.Equal(3, await fees1.GetMinerCountAsync());
+
+            for (int i = 0; i < 3; i++)
+            {
+                Assert.Equal(miners[i].ContractAddress, await fees1.GetMinerByIndexAsync(i));
+            }
+
+            // Remove the 2nd miner and check...
+            await fees1.UnregisterMinerAsync(miners[1].ContractAddress);
+
+            Assert.Equal(2, await fees1.GetMinerCountAsync());
+            Assert.Equal(miners[0].ContractAddress, await fees1.GetMinerByIndexAsync(0));
+            Assert.Equal(miners[2].ContractAddress, await fees1.GetMinerByIndexAsync(1));
+
+            // Add the removed miner back...
+            await fees1.RegisterMinerAsync(miners[1].ContractAddress);
+
+            Assert.Equal(3, await fees1.GetMinerCountAsync());
+            Assert.Equal(miners[0].ContractAddress, await fees1.GetMinerByIndexAsync(0));
+            Assert.Equal(miners[2].ContractAddress, await fees1.GetMinerByIndexAsync(1));
+            Assert.Equal(miners[1].ContractAddress, await fees1.GetMinerByIndexAsync(2));
+
+            // Remove the latest miner...
+            await fees1.UnregisterMinerAsync(miners[1].ContractAddress);
+
+            Assert.Equal(2, await fees1.GetMinerCountAsync());
+            Assert.Equal(miners[0].ContractAddress, await fees1.GetMinerByIndexAsync(0));
+            Assert.Equal(miners[2].ContractAddress, await fees1.GetMinerByIndexAsync(1));
+        }
+
+        [Fact]
+        public async Task MineTest()
+        {
+            EthNetwork.UseGanacheTestNet();
+
+            var prefundedAccount = new Account(EthNetwork.Instance.PrefundedPrivateKey);
+
+            var tokenOwnerAccount = EthAccountFactory.Create();
+            var systemAccount = EthAccountFactory.Create();
+            var coreTeamAccount = EthAccountFactory.Create();
+
+            await EthNetwork.Instance.RefillAsync(tokenOwnerAccount);
+            await EthNetwork.Instance.RefillAsync(systemAccount);
+            await EthNetwork.Instance.RefillAsync(coreTeamAccount);
+
+            // Create the ERC20 token...
+            var token = new AlgoTokenV1(EthNetwork.Instance.GetWeb3(tokenOwnerAccount), EthNetwork.Instance.GasPriceProvider);
+            await token.DeployAsync();
+
+            // Create a fees...
+            var fees1 = new AlgoFees(EthNetwork.Instance.GetWeb3(coreTeamAccount), EthNetwork.Instance.GasPriceProvider);
+            await fees1.DeployAsync(token.ContractAddress);
+
+            // Register the system account...
+            await fees1.AddSystemAsync(systemAccount.Address);
+
+            // Transfer some tokens to the fees...
+            await token.TransferAsync(fees1.ContractAddress, 151.Algo());
+
+            // Create one miner per category...
+            var minerAccounts = new IAccount[6];
+            var miners = new AlgoMiner[6];
+
+            for (byte i = 0; i <= 5; i++)
+            {
+                // Create an account for the miner...
+                minerAccounts[i] = EthAccountFactory.Create();
+                await EthNetwork.Instance.RefillAsync(minerAccounts[i]);
+
+                // Create the miner...
+                miners[i] = new AlgoMiner(EthNetwork.Instance.GetWeb3(coreTeamAccount), EthNetwork.Instance.GasPriceProvider);
+                await miners[i].DeployAsync(1, i, minerAccounts[i].Address, token.ContractAddress);
+
+                // Transfer some tokens to the miner so it can be activated...
+                await token.TransferAsync(miners[i].ContractAddress, 100.Algo());
+
+                // Activate the miner...
+                await miners[i].ActivateMinerAsync();
+
+                // Start mining...
+                {
+                    var miner = new AlgoMiner(miners[i].ContractAddress, EthNetwork.Instance.GetWeb3(minerAccounts[i]), EthNetwork.Instance.GasPriceProvider);
+                    await miner.StartMiningAsync();
+                }
+
+                // Register a miner...
+                await fees1.RegisterMinerAsync(miners[i].ContractAddress);
+            }
+
+            // Mine the fees...
+            {
+                var fees = new AlgoFees(fees1.ContractAddress, EthNetwork.Instance.GetWeb3(systemAccount), EthNetwork.Instance.GasPriceProvider);
+                await fees.MineAsync();
+            }
+
+            // Ensure the miners received the payment from the fees...
+            var balance0 = await token.BalanceOfAsync(minerAccounts[0].Address);
+            var balance1 = await token.BalanceOfAsync(minerAccounts[1].Address);
+            var balance2 = await token.BalanceOfAsync(minerAccounts[2].Address);
+            var balance3 = await token.BalanceOfAsync(minerAccounts[3].Address);
+            var balance4 = await token.BalanceOfAsync(minerAccounts[4].Address);
+            var balance5 = await token.BalanceOfAsync(minerAccounts[5].Address);
+
+            Assert.Equal(1.Algo(), balance0);
+            Assert.Equal(10.Algo(), balance1);
+            Assert.Equal(20.Algo(), balance2);
+            Assert.Equal(30.Algo(), balance3);
+            Assert.Equal(40.Algo(), balance4);
+            Assert.Equal(50.Algo(), balance5);
+        }
+    }
+}

labs/algo-token-distribution/test/AdvancedAlgos.AlgoToken.AlgoTokenDistribution.IntegrationTests/Algorithms/FeesDistributionAlgorithmTests.cs

@@ -0,0 +1,56 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using AdvancedAlgos.AlgoToken.AlgoTokenDistribution.Algorithms;
+using Xunit;
+
+namespace AdvancedAlgos.AlgoToken.AlgoTokenDistribution.IntegrationTests.Algorithms
+{
+    public class FeesDistributionAlgorithmTests
+    {
+        [Fact]
+        public void TestDistributionAlgorithm1()
+        {
+            var miners = new long[] { 100, 100, 100, 100, 100, 100 };
+            var fees = FeesDistributionAlgorithm.Distribute(151000, miners);
+
+            Assert.Equal(10, fees[0]);
+            Assert.Equal(100, fees[1]);
+            Assert.Equal(200, fees[2]);
+            Assert.Equal(300, fees[3]);
+            Assert.Equal(400, fees[4]);
+            Assert.Equal(500, fees[5]);
+
+            Assert.Equal(151000, GetTotalAmount(miners, fees));
+        }
+
+        [Fact]
+        public void TestDistributionAlgorithm2()
+        {
+            var miners = new long[] { 100, 100, 0, 100, 100, 100 };
+            var fees = FeesDistributionAlgorithm.Distribute(131000, miners);
+
+            Assert.Equal(10, fees[0]);
+            Assert.Equal(100, fees[1]);
+            Assert.Equal(0, fees[2]);
+            Assert.Equal(300, fees[3]);
+            Assert.Equal(400, fees[4]);
+            Assert.Equal(500, fees[5]);
+
+            Assert.Equal(131000, GetTotalAmount(miners, fees));
+        }
+
+        private static decimal GetTotalAmount(long[] miners, decimal[] fees)
+        {
+            decimal totalAmount = 0;
+
+            for (int i = 0; i < 6; i++)
+            {
+                totalAmount += miners[i] * fees[i];
+            }
+
+            return totalAmount;
+        }
+    }
+}

labs/algo-token-playground/algofees-script.md

@@ -0,0 +1,61 @@
+new-account -n miner_0_account
+new-account -n miner_1_account
+new-account -n miner_2_account
+new-account -n miner_3_account
+new-account -n miner_4_account
+new-account -n miner_5_account
+import-account 0936af475d2701538aad321f87e0a51f2b297634653393e8cab7290a674009a5 -n prefunded
+eth-transfer miner_0_account 1eth
+eth-transfer miner_1_account 1eth
+eth-transfer miner_2_account 1eth
+eth-transfer miner_3_account 1eth
+eth-transfer miner_4_account 1eth
+eth-transfer miner_5_account 1eth
+deploy-algotoken -n token
+deploy-algominer 1 0 miner_0_account token -n miner_0
+deploy-algominer 1 1 miner_1_account token -n miner_1
+deploy-algominer 1 2 miner_2_account token -n miner_2
+deploy-algominer 1 3 miner_3_account token -n miner_3
+deploy-algominer 1 4 miner_4_account token -n miner_4
+deploy-algominer 1 5 miner_5_account token -n miner_5
+token.algotoken-transfer miner_0 1m
+token.algotoken-transfer miner_1 1m
+token.algotoken-transfer miner_2 1m
+token.algotoken-transfer miner_3 1m
+token.algotoken-transfer miner_4 1m
+token.algotoken-transfer miner_5 1m
+miner_0.algominer-activateminer
+miner_1.algominer-activateminer
+miner_2.algominer-activateminer
+miner_3.algominer-activateminer
+miner_4.algominer-activateminer
+miner_5.algominer-activateminer
+set-account miner_0_account
+miner_0.algominer-startmining
+set-account miner_1_account
+miner_1.algominer-startmining
+set-account miner_2_account
+miner_2.algominer-startmining
+set-account miner_3_account
+miner_3.algominer-startmining
+set-account miner_4_account
+miner_4.algominer-startmining
+set-account miner_5_account
+miner_5.algominer-startmining
+set-account prefunded
+deploy-algofees token -n fees1
+token.algotoken-transfer fees1 151eth
+token.algotoken-balanceof fees1
+fees1.algofees-registerminer miner_0
+fees1.algofees-registerminer miner_1
+fees1.algofees-registerminer miner_2
+fees1.algofees-registerminer miner_3
+fees1.algofees-registerminer miner_4
+fees1.algofees-registerminer miner_5
+fees1.algofees-mine
+token.algotoken-balanceof miner_0_account
+token.algotoken-balanceof miner_1_account
+token.algotoken-balanceof miner_2_account
+token.algotoken-balanceof miner_3_account
+token.algotoken-balanceof miner_4_account
+token.algotoken-balanceof miner_5_account

labs/algo-token-playground/src/AdvancedAlgos.AlgoToken.AlgoTokenPlayground/Commands/AlgoFeesContract/AlgoFeesDeployCommand.cs

@@ -0,0 +1,25 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.Threading.Tasks;
+using AdvancedAlgos.AlgoToken.AlgoTokenDistribution;
+using AdvancedAlgos.AlgoToken.AlgoTokenPlayground.Commands.ContractManagement;
+using AdvancedAlgos.AlgoToken.AlgoTokenPlayground.Runtime;
+using Nethereum.RPC.Eth.DTOs;
+using Nethereum.Web3;
+
+namespace AdvancedAlgos.AlgoToken.AlgoTokenPlayground.Commands.AlgoFeesContract
+{
+    public class AlgoFeesDeployCommand : DeployContractCommand
+    {
+        public override string DefaultName => "AlgoFees";
+
+        public string TokenAddress { get; set; }
+
+        protected override async Task<TransactionReceipt> DeployContractAsync(RuntimeContext context, Web3 web3)
+        {
+            var algoFees = new AlgoFees(web3, context.GasPriceProvider);
+            return await algoFees.DeployAsync(context.ResolveContractReference(TokenAddress));
+        }
+    }
+}

labs/algo-token-playground/src/AdvancedAlgos.AlgoToken.AlgoTokenPlayground/Commands/AlgoFeesContract/AlgoFeesMineCommand.cs

@@ -0,0 +1,23 @@
+using System;
+using System.Collections.Generic;
+using System.Numerics;
+using System.Text;
+using System.Threading.Tasks;
+using AdvancedAlgos.AlgoToken.AlgoTokenDistribution;
+using AdvancedAlgos.AlgoToken.AlgoTokenPlayground.Commands.ContractManagement;
+using AdvancedAlgos.AlgoToken.AlgoTokenPlayground.Runtime;
+using Nethereum.RPC.Eth.DTOs;
+using Nethereum.Web3;
+
+namespace AdvancedAlgos.AlgoToken.AlgoTokenPlayground.Commands.AlgoFeesContract
+{
+    public class AlgoFeesMineCommand : EthInvokeTransactionalFunctionCommand
+    {
+        protected override async Task<TransactionReceipt> ExecuteAsync(RuntimeContext context, string contractAddress, Web3 web3)
+        {
+            var algoFees = new AlgoFees(contractAddress, web3, context.GasPriceProvider);
+
+            return await algoFees.MineAsync();
+        }
+    }
+}

labs/algo-token-playground/src/AdvancedAlgos.AlgoToken.AlgoTokenPlayground/Commands/AlgoFeesContract/AlgoFeesRegisterMinerCommand.cs

@@ -0,0 +1,25 @@
+using System;
+using System.Collections.Generic;
+using System.Numerics;
+using System.Text;
+using System.Threading.Tasks;
+using AdvancedAlgos.AlgoToken.AlgoTokenDistribution;
+using AdvancedAlgos.AlgoToken.AlgoTokenPlayground.Commands.ContractManagement;
+using AdvancedAlgos.AlgoToken.AlgoTokenPlayground.Runtime;
+using Nethereum.RPC.Eth.DTOs;
+using Nethereum.Web3;
+
+namespace AdvancedAlgos.AlgoToken.AlgoTokenPlayground.Commands.AlgoFeesContract
+{
+    public class AlgoFeesRegisterMinerCommand : EthInvokeTransactionalFunctionCommand
+    {
+        public string MinerAddress { get; set; }
+
+        protected override async Task<TransactionReceipt> ExecuteAsync(RuntimeContext context, string contractAddress, Web3 web3)
+        {
+            var algoFees = new AlgoFees(contractAddress, web3, context.GasPriceProvider);
+
+            return await algoFees.RegisterMinerAsync(context.ResolveContractReference(MinerAddress));
+        }
+    }
+}

labs/algo-token-playground/src/AdvancedAlgos.AlgoToken.AlgoTokenPlayground/Commands/AlgoFeesContract/AlgoFeesUnregisterMinerCommand.cs

@@ -0,0 +1,25 @@
+using System;
+using System.Collections.Generic;
+using System.Numerics;
+using System.Text;
+using System.Threading.Tasks;
+using AdvancedAlgos.AlgoToken.AlgoTokenDistribution;
+using AdvancedAlgos.AlgoToken.AlgoTokenPlayground.Commands.ContractManagement;
+using AdvancedAlgos.AlgoToken.AlgoTokenPlayground.Runtime;
+using Nethereum.RPC.Eth.DTOs;
+using Nethereum.Web3;
+
+namespace AdvancedAlgos.AlgoToken.AlgoTokenPlayground.Commands.AlgoFeesContract
+{
+    public class AlgoFeesUnregisterMinerCommand : EthInvokeTransactionalFunctionCommand
+    {
+        public string MinerAddress { get; set; }
+
+        protected override async Task<TransactionReceipt> ExecuteAsync(RuntimeContext context, string contractAddress, Web3 web3)
+        {
+            var algoFees = new AlgoFees(contractAddress, web3, context.GasPriceProvider);
+
+            return await algoFees.UnregisterMinerAsync(context.ResolveContractReference(MinerAddress));
+        }
+    }
+}

labs/algo-token-playground/src/AdvancedAlgos.AlgoToken.AlgoTokenPlayground/Parsers/AlgoFeesParsers.cs

@@ -0,0 +1,45 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+using AdvancedAlgos.AlgoToken.AlgoTokenPlayground.Commands.AlgoFeesContract;
+using Sprache;
+
+namespace AdvancedAlgos.AlgoToken.AlgoTokenPlayground.Parsers
+{
+    public static class AlgoFeesParsers
+    {
+        public static void Register()
+        {
+            (from command in CommonParsers.Token("deploy-algofees")
+             from tokenAddress in CommonParsers.StringValue
+             from name in CommonParsers.Switch('n', "name", CommonParsers.Identifier).Optional()
+             select new AlgoFeesDeployCommand
+             {
+                 Name = name.GetOrDefault(),
+                 TokenAddress = tokenAddress
+             }).Register();
+
+            (from contractReference in CommonParsers.Invoke("algofees-registerminer")
+             from minerAddress in CommonParsers.StringValue
+             select new AlgoFeesRegisterMinerCommand
+             {
+                 ContractReference = contractReference,
+                 MinerAddress = minerAddress
+             }).Register();
+
+            (from contractReference in CommonParsers.Invoke("algofees-unregisterminer")
+             from minerAddress in CommonParsers.StringValue
+             select new AlgoFeesUnregisterMinerCommand
+             {
+                 ContractReference = contractReference,
+                 MinerAddress = minerAddress
+             }).Register();
+
+            (from contractReference in CommonParsers.Invoke("algofees-mine")
+             select new AlgoFeesMineCommand
+             {
+                 ContractReference = contractReference
+             }).Register();
+        }
+    }
+}

labs/algo-token-playground/src/AdvancedAlgos.AlgoToken.AlgoTokenPlayground/REPL.cs

@@ -26,6 +26,7 @@ namespace AdvancedAlgos.AlgoToken.AlgoTokenPlayground
             ContractManagementParsers.Register();
             AlgoTokenParsers.Register();
             AlgoPoolParsers.Register();
+            AlgoFeesParsers.Register();
             AlgoMinerParsers.Register();
         }