Uniswap Liquidity

dotnet add package Nethereum.Uniswap

var uniswap = web3.UniswapV4();
var positionManager = uniswap.Positions.Manager;

var actionsBuilder = uniswap.Positions.CreatePositionManagerActionsBuilder();

actionsBuilder.AddCommand(new MintPosition
{
    PoolKey = poolKey,
    TickLower = -600,
    TickUpper = 600,
    Liquidity = Web3.Convert.ToWei(0.01m),
    Amount0Max = Web3.Convert.ToWei(0.1m),
    Amount1Max = Web3.Convert.ToWei(300, UnitConversion.EthUnit.Mwei),
    Recipient = account,
    HookData = new byte[0]
});

actionsBuilder.AddCommand(new SettlePair { Currency0 = eth, Currency1 = usdc });

var receipt = await positionManager.ModifyLiquiditiesRequestAndWaitForReceiptAsync(
    new ModifyLiquiditiesFunction
    {
        UnlockData = actionsBuilder.GetUnlockData(),
        Deadline = DateTimeOffset.UtcNow.ToUnixTimeSeconds() + 60,
        AmountToSend = Web3.Convert.ToWei(0.1m)
    });

var tokenId = V4PositionReceiptHelper.GetMintedTokenId(receipt, positionManagerAddress);

var liquidity = await positionManager.GetPositionLiquidityQueryAsync(tokenId);
var info = await positionManager.GetPoolAndPositionInfoQueryAsync(tokenId);
var decoded = uniswap.Positions.PositionInfoDecoder.DecodePositionInfo(
    await positionManager.PositionInfoQueryAsync(tokenId));
Console.WriteLine($"Range: tick {decoded.TickLower} to {decoded.TickUpper}");

var owner = await positionManager.OwnerOfQueryAsync(tokenId);

var value = await uniswap.Positions.PositionValueCalculator.GetPositionValueAsync(
    tokenId, token0Decimals: 18, token1Decimals: 6);
Console.WriteLine($"ETH: {Web3.Convert.FromWei(value.Amount0, 18)}, USDC: {Web3.Convert.FromWei(value.Amount1, 6)}");

var amounts = uniswap.Positions.LiquidityCalculator.GetAmountsForLiquidityByTicks(
    sqrtPriceX96, tickLower, tickUpper, liquidity);

var amount0 = amounts.Item1; // Token0 amount in wei
var amount1 = amounts.Item2; // Token1 amount in wei

actionsBuilder.AddCommand(new IncreaseLiquidity
{
    TokenId = tokenId,
    Liquidity = Web3.Convert.ToWei(0.005m),
    Amount0Max = Web3.Convert.ToWei(0.05m),
    Amount1Max = Web3.Convert.ToWei(150, UnitConversion.EthUnit.Mwei),
    HookData = new byte[0]
});
actionsBuilder.AddCommand(new SettlePair { Currency0 = eth, Currency1 = usdc });

actionsBuilder.AddCommand(new DecreaseLiquidity
{
    TokenId = tokenId,
    Liquidity = Web3.Convert.ToWei(0.005m),
    Amount0Min = 0, Amount1Min = 0,
    HookData = new byte[0]
});
actionsBuilder.AddCommand(new TakePair { Currency0 = eth, Currency1 = usdc, Recipient = account });

actionsBuilder.AddCommand(new DecreaseLiquidity
{
    TokenId = tokenId,
    Liquidity = 0,  // Zero = fees only
    Amount0Min = 0, Amount1Min = 0,
    HookData = new byte[0]
});
actionsBuilder.AddCommand(new TakePair { Currency0 = eth, Currency1 = usdc, Recipient = account });

// Close old
actionsBuilder.AddCommand(new DecreaseLiquidity { TokenId = oldId, Liquidity = oldLiquidity, ... });
// Open new
actionsBuilder.AddCommand(new MintPosition { PoolKey = poolKey, TickLower = -1200, TickUpper = 1200, ... });
// Settle net difference
actionsBuilder.AddCommand(new CloseCurrency { Currency = eth });
actionsBuilder.AddCommand(new CloseCurrency { Currency = usdc });

actionsBuilder.AddCommand(new DecreaseLiquidity { TokenId = tokenId, Liquidity = totalLiquidity, ... });
actionsBuilder.AddCommand(new BurnPosition { TokenId = tokenId, Amount0Min = 0, Amount1Min = 0, HookData = new byte[0] });
actionsBuilder.AddCommand(new TakePair { Currency0 = eth, Currency1 = usdc, Recipient = account });