const { ethers, upgrades } = require("hardhat");

async function main() {
    console.log("⚠️  CHECKING UPGRADE STATUS ON SONIC MAINNET...");
    
    const proxyAddress = "0xa26F8128Ecb2FF2FC5618498758cC82Cf1FDad5F";
    const expectedOldImpl = "0x583E7643601d7FEA7969Ccc20f3138FC8598F8bB";
    const possibleNewImpl = "0x7f974b5f7BCE61cD1D3091E1d06Ac5DF60e95917";
    
    console.log("Proxy address:", proxyAddress);
    console.log("Expected old implementation:", expectedOldImpl);
    console.log("Possible new implementation:", possibleNewImpl);
    
    try {
        // Check current implementation
        const currentImpl = await upgrades.erc1967.getImplementationAddress(proxyAddress);
        console.log("Current implementation:", currentImpl);
        
        if (currentImpl.toLowerCase() === expectedOldImpl.toLowerCase()) {
            console.log("✅ NO UPGRADE OCCURRED - Still on old implementation");
        } else if (currentImpl.toLowerCase() === possibleNewImpl.toLowerCase()) {
            console.log("❌ UPGRADE OCCURRED - Contract was upgraded on mainnet!");
        } else {
            console.log("❓ UNKNOWN STATE - Implementation is neither old nor expected new");
        }
        
        // Test the contract to see if new function exists
        const ContractFactory = await ethers.getContractFactory("PacaFinanceWithBoostAndScheduleUSDC");
        const contract = ContractFactory.attach(proxyAddress);
        
        try {
            const testResult = await contract.testUpgradeFunction();
            console.log("❌ testUpgradeFunction EXISTS - upgrade was deployed! Result:", testResult.toString());
        } catch (error) {
            console.log("✅ testUpgradeFunction doesn't exist - no upgrade deployed");
        }
        
    } catch (error) {
        console.error("Error checking status:", error.message);
    }
}

main()
    .then(() => process.exit(0))
    .catch((error) => {
        console.error("Script error:", error);
        process.exit(1);
    });