ERC20 factory

2020-12-05 23:23:23 +08:00
parent b14eef1b80
commit 6ba698480a
3 changed files with 250 additions and 0 deletions
--- a/contracts/Factory/ERC20Factory.sol
+++ b/contracts/Factory/ERC20Factory.sol
@@ -0,0 +1,70 @@
+/*
+
+    Copyright 2020 DODO ZOO.
+    SPDX-License-Identifier: Apache-2.0
+
+*/
+
+pragma solidity 0.6.9;
+pragma experimental ABIEncoderV2;
+
+import {Ownable} from "../lib/Ownable.sol";
+import {ICloneFactory} from "../lib/CloneFactory.sol";
+import {IConstFeeRateModel} from "../lib/ConstFeeRateModel.sol";
+import {IDVM} from "../DODOVendingMachine/intf/IDVM.sol";
+import {IDVMAdmin} from "../DODOVendingMachine/intf/IDVMAdmin.sol";
+import {IPermissionManager} from "../lib/PermissionManager.sol";
+import {InitializableERC20} from "../external/ERC20/InitializableERC20.sol";
+import {InitializableMintableERC20} from "../external/ERC20/InitializableMintableERC20.sol";
+
+contract ERC20Factory is Ownable {
+    // ============ Templates ============
+
+    address public _CLONE_FACTORY_;
+    address public _ERC20_TEMPLATE_;
+    address public _MINTABLE_ERC20_TEMPLATE_;
+
+    // ============ Events ============
+
+    event NewERC20(address indexed erc20, address indexed creator, bool isMintable);
+
+    // ============ Functions ============
+
+    constructor(
+        address cloneFactory,
+        address erc20Template,
+        address mintableErc20Template
+    ) public {
+        _CLONE_FACTORY_ = cloneFactory;
+        _ERC20_TEMPLATE_ = erc20Template;
+        _MINTABLE_ERC20_TEMPLATE_ = mintableErc20Template;
+    }
+
+    function createStdERC20(
+        uint256 totalSupply,
+        string memory name,
+        string memory symbol,
+        uint256 decimals
+    ) external returns (address newERC20) {
+        newERC20 = ICloneFactory(_CLONE_FACTORY_).clone(_ERC20_TEMPLATE_);
+        InitializableERC20(newERC20).init(msg.sender, totalSupply, name, symbol, decimals);
+        emit NewERC20(newERC20, msg.sender, false);
+    }
+
+    function createMintableERC20(
+        uint256 initSupply,
+        string memory name,
+        string memory symbol,
+        uint256 decimals
+    ) external returns (address newMintableERC20) {
+        newMintableERC20 = ICloneFactory(_CLONE_FACTORY_).clone(_MINTABLE_ERC20_TEMPLATE_);
+        InitializableMintableERC20(newMintableERC20).init(
+            msg.sender,
+            initSupply,
+            name,
+            symbol,
+            decimals
+        );
+        emit NewERC20(newMintableERC20, msg.sender, true);
+    }
+}