pragma solidity ^0.5.16;

import "../BaseMigration.sol";
import "../AddressResolver.sol";
import "../SystemStatus.sol";
import "../Issuer.sol";

interface ISynthetixNamedContract {
    // solhint-disable func-name-mixedcase
    function CONTRACT_NAME() external view returns (bytes32);
}

// solhint-disable contract-name-camelcase
contract Migration_Mizar is BaseMigration {
    // https://etherscan.io/address/0xEb3107117FEAd7de89Cd14D463D340A2E6917769;
    address public constant OWNER = 0xEb3107117FEAd7de89Cd14D463D340A2E6917769;

    // ----------------------------
    // EXISTING SYNTHETIX CONTRACTS
    // ----------------------------

    // https://etherscan.io/address/0x823bE81bbF96BEc0e25CA13170F5AaCb5B79ba83
    AddressResolver public constant addressresolver_i = AddressResolver(0x823bE81bbF96BEc0e25CA13170F5AaCb5B79ba83);
    // https://etherscan.io/address/0x696c905F8F8c006cA46e9808fE7e00049507798F
    SystemStatus public constant systemstatus_i = SystemStatus(0x696c905F8F8c006cA46e9808fE7e00049507798F);
    // https://etherscan.io/address/0xf48F8D49Ad04C0DaA612470A91e760b3d9Fa8f88
    Issuer public constant issuer_i = Issuer(0xf48F8D49Ad04C0DaA612470A91e760b3d9Fa8f88);

    // ----------------------------------
    // NEW CONTRACTS DEPLOYED TO BE ADDED
    // ----------------------------------

    // https://etherscan.io/address/0xf48F8D49Ad04C0DaA612470A91e760b3d9Fa8f88
    address public constant new_Issuer_contract = 0xf48F8D49Ad04C0DaA612470A91e760b3d9Fa8f88;

    constructor() public BaseMigration(OWNER) {}

    function contractsRequiringOwnership() public pure returns (address[] memory contracts) {
        contracts = new address[](3);
        contracts[0] = address(addressresolver_i);
        contracts[1] = address(systemstatus_i);
        contracts[2] = address(issuer_i);
    }

    function migrate() external onlyOwner {
        require(
            ISynthetixNamedContract(new_Issuer_contract).CONTRACT_NAME() == "Issuer",
            "Invalid contract supplied for Issuer"
        );

        // ACCEPT OWNERSHIP for all contracts that require ownership to make changes
        acceptAll();

        // MIGRATION
        // Import all new contracts into the address resolver;
        addressresolver_importAddresses_0();
        // Rebuild the resolver caches in all MixinResolver contracts - batch 1;
        addressresolver_rebuildCaches_1();
        // Rebuild the resolver caches in all MixinResolver contracts - batch 2;
        addressresolver_rebuildCaches_2();
        // Ensure Issuer contract can suspend issuance - see SIP-165;
        systemstatus_i.updateAccessControl("Issuance", new_Issuer_contract, true, false);
        // Add synths to the Issuer contract - batch 1;
        issuer_addSynths_5();

        // NOMINATE OWNERSHIP back to owner for aforementioned contracts
        nominateAll();
    }

    function acceptAll() internal {
        address[] memory contracts = contractsRequiringOwnership();
        for (uint i = 0; i < contracts.length; i++) {
            Owned(contracts[i]).acceptOwnership();
        }
    }

    function nominateAll() internal {
        address[] memory contracts = contractsRequiringOwnership();
        for (uint i = 0; i < contracts.length; i++) {
            returnOwnership(contracts[i]);
        }
    }

    function addressresolver_importAddresses_0() internal {
        bytes32[] memory addressresolver_importAddresses_names_0_0 = new bytes32[](1);
        addressresolver_importAddresses_names_0_0[0] = bytes32("Issuer");
        address[] memory addressresolver_importAddresses_destinations_0_1 = new address[](1);
        addressresolver_importAddresses_destinations_0_1[0] = address(new_Issuer_contract);
        addressresolver_i.importAddresses(
            addressresolver_importAddresses_names_0_0,
            addressresolver_importAddresses_destinations_0_1
        );
    }

    function addressresolver_rebuildCaches_1() internal {
        MixinResolver[] memory addressresolver_rebuildCaches_destinations_1_0 = new MixinResolver[](20);
        addressresolver_rebuildCaches_destinations_1_0[0] = MixinResolver(0xDA4eF8520b1A57D7d63f1E249606D1A459698876);
        addressresolver_rebuildCaches_destinations_1_0[1] = MixinResolver(0x89FCb32F29e509cc42d0C8b6f058C993013A843F);
        addressresolver_rebuildCaches_destinations_1_0[2] = MixinResolver(0xAD95C918af576c82Df740878C3E983CBD175daB6);
        addressresolver_rebuildCaches_destinations_1_0[3] = MixinResolver(0x3B2f389AeE480238A49E3A9985cd6815370712eB);
        addressresolver_rebuildCaches_destinations_1_0[4] = MixinResolver(0xE95A536cF5C7384FF1ef54819Dc54E03d0FF1979);
        addressresolver_rebuildCaches_destinations_1_0[5] = MixinResolver(0x1620Aa736939597891C1940CF0d28b82566F9390);
        addressresolver_rebuildCaches_destinations_1_0[6] = MixinResolver(0x74E9a032B04D9732E826eECFC5c7A1C183602FB1);
        addressresolver_rebuildCaches_destinations_1_0[7] = MixinResolver(0xeAcaEd9581294b1b5cfb6B941d4B8B81B2005437);
        addressresolver_rebuildCaches_destinations_1_0[8] = MixinResolver(0xc51f137e19F1ae6944887388FD12b2b6dFD12594);
        addressresolver_rebuildCaches_destinations_1_0[9] = MixinResolver(0xe533139Af961c9747356D947838c98451015e234);
        addressresolver_rebuildCaches_destinations_1_0[10] = MixinResolver(0x7df9b3f8f1C011D8BD707430e97E747479DD532a);
        addressresolver_rebuildCaches_destinations_1_0[11] = MixinResolver(0x1b06a00Df0B27E7871E753720D4917a7D1aac68b);
        addressresolver_rebuildCaches_destinations_1_0[12] = MixinResolver(0xB82f11f3168Ece7D56fe6a5679567948090de7C5);
        addressresolver_rebuildCaches_destinations_1_0[13] = MixinResolver(0xC4546bDd93cDAADA6994e84Fb6F2722C620B019C);
        addressresolver_rebuildCaches_destinations_1_0[14] = MixinResolver(0xAE7A2C1e326e59f2dB2132652115a59E8Adb5eBf);
        addressresolver_rebuildCaches_destinations_1_0[15] = MixinResolver(0xCC83a57B080a4c7C86F0bB892Bc180C8C7F8791d);
        addressresolver_rebuildCaches_destinations_1_0[16] = MixinResolver(0x527637bE27640d6C3e751d24DC67129A6d13E11C);
        addressresolver_rebuildCaches_destinations_1_0[17] = MixinResolver(0x18FcC34bdEaaF9E3b69D2500343527c0c995b1d6);
        addressresolver_rebuildCaches_destinations_1_0[18] = MixinResolver(0x4FB63c954Ef07EC74335Bb53835026C75DD91dC6);
        addressresolver_rebuildCaches_destinations_1_0[19] = MixinResolver(0xe08518bA3d2467F7cA50eFE68AA00C5f78D4f3D6);
        addressresolver_i.rebuildCaches(addressresolver_rebuildCaches_destinations_1_0);
    }

    function addressresolver_rebuildCaches_2() internal {
        MixinResolver[] memory addressresolver_rebuildCaches_destinations_2_0 = new MixinResolver[](8);
        addressresolver_rebuildCaches_destinations_2_0[0] = MixinResolver(0xB34F4d7c207D8979D05EDb0F63f174764Bd67825);
        addressresolver_rebuildCaches_destinations_2_0[1] = MixinResolver(0x95aE43E5E96314E4afffcf19D9419111cd11169e);
        addressresolver_rebuildCaches_destinations_2_0[2] = MixinResolver(0x27b45A4208b87A899009f45888139882477Acea5);
        addressresolver_rebuildCaches_destinations_2_0[3] = MixinResolver(0x6DF798ec713b33BE823b917F27820f2aA0cf7662);
        addressresolver_rebuildCaches_destinations_2_0[4] = MixinResolver(0xf533aeEe48f0e04E30c2F6A1f19FbB675469a124);
        addressresolver_rebuildCaches_destinations_2_0[5] = MixinResolver(0xC1AAE9d18bBe386B102435a8632C8063d31e747C);
        addressresolver_rebuildCaches_destinations_2_0[6] = MixinResolver(0x067e398605E84F2D0aEEC1806e62768C5110DCc6);
        addressresolver_rebuildCaches_destinations_2_0[7] = MixinResolver(new_Issuer_contract);
        addressresolver_i.rebuildCaches(addressresolver_rebuildCaches_destinations_2_0);
    }

    function issuer_addSynths_5() internal {
        ISynth[] memory issuer_addSynths_synthsToAdd_5_0 = new ISynth[](15);
        issuer_addSynths_synthsToAdd_5_0[0] = ISynth(0x7df9b3f8f1C011D8BD707430e97E747479DD532a);
        issuer_addSynths_synthsToAdd_5_0[1] = ISynth(0x1b06a00Df0B27E7871E753720D4917a7D1aac68b);
        issuer_addSynths_synthsToAdd_5_0[2] = ISynth(0xB82f11f3168Ece7D56fe6a5679567948090de7C5);
        issuer_addSynths_synthsToAdd_5_0[3] = ISynth(0xC4546bDd93cDAADA6994e84Fb6F2722C620B019C);
        issuer_addSynths_synthsToAdd_5_0[4] = ISynth(0xAE7A2C1e326e59f2dB2132652115a59E8Adb5eBf);
        issuer_addSynths_synthsToAdd_5_0[5] = ISynth(0xCC83a57B080a4c7C86F0bB892Bc180C8C7F8791d);
        issuer_addSynths_synthsToAdd_5_0[6] = ISynth(0x527637bE27640d6C3e751d24DC67129A6d13E11C);
        issuer_addSynths_synthsToAdd_5_0[7] = ISynth(0x18FcC34bdEaaF9E3b69D2500343527c0c995b1d6);
        issuer_addSynths_synthsToAdd_5_0[8] = ISynth(0x4FB63c954Ef07EC74335Bb53835026C75DD91dC6);
        issuer_addSynths_synthsToAdd_5_0[9] = ISynth(0xe08518bA3d2467F7cA50eFE68AA00C5f78D4f3D6);
        issuer_addSynths_synthsToAdd_5_0[10] = ISynth(0xB34F4d7c207D8979D05EDb0F63f174764Bd67825);
        issuer_addSynths_synthsToAdd_5_0[11] = ISynth(0x95aE43E5E96314E4afffcf19D9419111cd11169e);
        issuer_addSynths_synthsToAdd_5_0[12] = ISynth(0x27b45A4208b87A899009f45888139882477Acea5);
        issuer_addSynths_synthsToAdd_5_0[13] = ISynth(0x6DF798ec713b33BE823b917F27820f2aA0cf7662);
        issuer_addSynths_synthsToAdd_5_0[14] = ISynth(0xf533aeEe48f0e04E30c2F6A1f19FbB675469a124);
        issuer_i.addSynths(issuer_addSynths_synthsToAdd_5_0);
    }
}