// SPDX-License-Identifier: GPL-3.0-or-later
pragma solidity ^0.8.19;

import "../src/Kraiken.sol";

import { LiquidityManager } from "../src/LiquidityManager.sol";
import "../src/Optimizer.sol";
import "../src/Stake.sol";
import "../src/helpers/UniswapHelpers.sol";
import { ERC1967Proxy } from "@openzeppelin/proxy/ERC1967/ERC1967Proxy.sol";
import "@uniswap-v3-core/interfaces/IUniswapV3Factory.sol";
import "@uniswap-v3-core/interfaces/IUniswapV3Pool.sol";
import "forge-std/Script.sol";
import "./DeployCommon.sol";

uint24 constant FEE = uint24(10_000);

contract DeployBase is Script {
    using UniswapHelpers for IUniswapV3Pool;

    bool public token0isWeth;
    address public feeDest;
    address public weth;
    address public v3Factory;
    address public optimizer;

    // Seed amounts for VWAP bootstrap.
    // Kept small: deployer only needs this ETH on top of gas.
    // With very thin bootstrap positions, even 0.005 ETH moves the price >400 ticks.
    uint256 internal constant SEED_LM_ETH = 0.01 ether;
    uint256 internal constant SEED_SWAP_ETH = 0.005 ether;

    // Deployed contracts
    Kraiken public kraiken;
    Stake public stake;
    LiquidityManager public liquidityManager;
    IUniswapV3Pool public pool;

    function run() public {
        string memory seedPhrase = vm.readFile(".secret");
        uint256 privateKey = vm.deriveKey(seedPhrase, 0);
        vm.startBroadcast(privateKey);
        address sender = vm.addr(privateKey);

        console.log("Deploying from:", sender);

        // Deploy Kraiken token
        kraiken = new Kraiken("Kraiken", "KRK");
        console.log("Kraiken deployed at:", address(kraiken));

        // Determine token ordering
        token0isWeth = address(weth) < address(kraiken);
        console.log("token0isWeth:", token0isWeth);

        // Deploy Stake contract
        stake = new Stake(address(kraiken), feeDest);
        console.log("Stake deployed at:", address(stake));

        // Set staking pool in Kraiken
        kraiken.setStakingPool(address(stake));

        // Get or create Uniswap V3 pool
        IUniswapV3Factory factory = IUniswapV3Factory(v3Factory);
        address liquidityPool = factory.getPool(weth, address(kraiken), FEE);
        if (liquidityPool == address(0)) {
            liquidityPool = factory.createPool(weth, address(kraiken), FEE);
            console.log("Uniswap pool created at:", liquidityPool);
        } else {
            console.log("Using existing pool at:", liquidityPool);
        }
        pool = IUniswapV3Pool(liquidityPool);

        // Initialize pool at 1 cent price if not already initialized
        try pool.slot0() returns (uint160, int24, uint16, uint16, uint16, uint8, bool) {
            console.log("Pool already initialized");
        } catch {
            pool.initializePoolFor1Cent(token0isWeth);
            console.log("Pool initialized");
        }

        // Deploy Optimizer (if not already deployed)
        address optimizerAddress;
        if (optimizer == address(0)) {
            Optimizer optimizerImpl = new Optimizer();
            bytes memory params = abi.encodeWithSignature("initialize(address,address)", address(kraiken), address(stake));
            ERC1967Proxy proxy = new ERC1967Proxy(address(optimizerImpl), params);
            optimizerAddress = address(proxy);
            console.log("Optimizer deployed at:", optimizerAddress);
        } else {
            optimizerAddress = optimizer;
            console.log("Using existing optimizer at:", optimizerAddress);
        }

        // Deploy LiquidityManager
        liquidityManager = new LiquidityManager(v3Factory, weth, address(kraiken), optimizerAddress);
        console.log("LiquidityManager deployed at:", address(liquidityManager));

        // Set liquidity manager in Kraiken
        kraiken.setLiquidityManager(address(liquidityManager));

        // =====================================================================
        // VWAP Bootstrap -> seed trade during deployment
        //
        // The cumulativeVolume==0 path in recenter() records VWAP from whatever
        // price exists at the time of the first fee event.  An attacker who
        // front-runs deployment with a whale buy inflates that anchor.
        //
        // Fix: execute a small buy BEFORE handing control to users so that
        // cumulativeVolume>0 by the time the protocol is live.
        //
        // recenter() is now permissionless and always enforces TWAP stability.
        // For a fresh pool on Base mainnet this bootstrap must run at least
        // 300 seconds after pool initialisation (so the TWAP oracle has history).
        // If the pool was just created in this same script run, the first
        // recenter() will revert with "price deviated from oracle" — wait 5 min
        // and call the bootstrap as a separate transaction or script.
        //
        // Deployer must have SEED_LM_ETH + SEED_SWAP_ETH available (≈0.015 ETH).
        // =====================================================================
        console.log("\nBootstrapping VWAP with seed trade...");

        // Step 1: Set the real feeDestination before any recenter.
        liquidityManager.setFeeDestination(feeDest);
        console.log("feeDestination set to", feeDest);

        // Step 2: Fund LM and place initial bootstrap positions.
        //   NOTE: recenter() requires TWAP history (>= 300s since pool init).
        //         On Base mainnet this call will revert if the pool is too fresh.
        (bool funded,) = address(liquidityManager).call{ value: SEED_LM_ETH }("");
        require(funded, "Failed to fund LM for seed bootstrap");
        liquidityManager.recenter();
        console.log("First recenter complete -> positions placed, cumulativeVolume still 0");

        // Step 3: Seed buy -> generates a non-zero fee in the anchor position.
        SeedSwapper seedSwapper = new SeedSwapper(weth, address(pool), token0isWeth);
        seedSwapper.executeSeedBuy{ value: SEED_SWAP_ETH }(sender);
        console.log("Seed buy executed -> fee generated in anchor position");

        // Step 4: Second recenter records VWAP (bootstrap path + ethFee > 0).
        //   NOTE: Must be called >= 60s after the first recenter (cooldown) AND
        //         >= 300s after pool init so TWAP has settled at post-buy price.
        //         On Base mainnet, mine/wait ~5 min between Step 2 and Step 4.
        liquidityManager.recenter();
        require(liquidityManager.cumulativeVolume() > 0, "VWAP bootstrap failed: cumulativeVolume is 0");
        console.log("VWAP bootstrapped -> cumulativeVolume:", liquidityManager.cumulativeVolume());

        console.log("\n=== Deployment Complete ===");
        console.log("Kraiken:", address(kraiken));
        console.log("Stake:", address(stake));
        console.log("Pool:", address(pool));
        console.log("LiquidityManager:", address(liquidityManager));
        console.log("Optimizer:", optimizerAddress);
        console.log("\nPost-deploy steps:");
        console.log("  1. Fund LiquidityManager with operational ETH (VWAP already bootstrapped)");
        console.log("  2. recenter() is now permissionless - any address (e.g. txnBot) can call it.");

        vm.stopBroadcast();
    }
}