Ganache Contract's Information

Uniswap's Contract

Uniswap Factory Contract - 0xC608F0718beA3563605aa652589767Cb35fcD05D

UniswapV2Router Contract - 0x19326b7F6d45e40fDb04C2Cd7c47147c6FA18D92

Liquidity Value Contract - 0x2c24FD079475b4430bbCE2c6c5c8554c17e79d5b // The example from Uniswap documentation ...

UniswapLiquidity Contract - 0x4A25ed7d54F69eDa055CcA726E6Ca6B4a7602d88 // Add and Remove liquidity to/from token pools

UniswapOptimalContract - 0x2620836AD6c7939f005231BA8EC7Ca1c9a16fc3b // Add all the tokensA by calculating and swapping the required tokensB and then adding the liquidity to the liquidity pools and make sure the pool ratio is preserved

Uniswap's Utilities Contracts - Created by me to ease the use of the uniswap interfaces

Uniswap Utilities - 0xc77adb7F951F8262c04c272A04537b6C6f011caa

ERC20 Tokens

WETH Contract = 0xf25812889146372f9614c499228620EB7017A569

DAI ERC20 Token Contract - 0x1cb527Bb2e86272694019D200B7845A7c3ceA6Ca

HEMI ERC20 Token Contract - 0xdfb0D23C696f7349B382fDac91dBEB4C4142e123

Pair Tokens - Token Pools

DAI/HEMI PAIR CONTRACT - 0x94472BE834E91EB40B0128b1a44c84d23Acea185

DAI/WETH PAIR CONTRACT - 0xc55Cb2D7239920F21d647108fa304707BedC5478

HEMI/WETH PAIR CONTRACT - 0x36bDb2Bf0572838df9eF6db8CD3aE0661E78a1A3

Accounts

DAI_WHALE = "0x3782897C2aA7291b148d2C02BB54F7bC84982360" // The account #2 from ganache is the DAI_WHALE

WETH_WHALE = "0x29E3250e4bfc4939D7037BB7D670fAD932fEF9E5" // The account #4 from ganache is the WETH_WHALE

HEMI_WHALE = "0x0679DaeF7C3Ea0761e55E1cf0704e0cb002cfCa8" // The account #3 from ganache is the HEMI_WHALE

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Log when creating the DAI/HEMI pair for the first time:

Sending the signed transaction to create a new pair of tokens using the Uniswap v2 Factory contract Sending the signed transaction txHash

• 0x20180d93cdf951d0dccdb0dd47941db80b09f219f9526a41ca21d1cd2959fa28

Transaction completed! - Calling the createPair() method from the UniswapV2Factory contract Transaction completed! - Calling the createPair() method from the UniswapV2Factory contract { transactionHash: '0x20180d93cdf951d0dccdb0dd47941db80b09f219f9526a41ca21d1cd2959fa28', transactionIndex: 0, blockHash: '0x9569e198968bc55f23d759fc60e4f43a44d3b9bc84beb3f571107cb12cb52b66', blockNumber: 1371, from: '0x98a906664d1045c64ab61d644ccbacf168a67d5c', to: '0xc608f0718bea3563605aa652589767cb35fcd05d', gasUsed: 2513376, cumulativeGasUsed: 2513376, contractAddress: null, logs: [ { logIndex: 0, transactionIndex: 0, transactionHash: '0x20180d93cdf951d0dccdb0dd47941db80b09f219f9526a41ca21d1cd2959fa28', blockHash: '0x9569e198968bc55f23d759fc60e4f43a44d3b9bc84beb3f571107cb12cb52b66', blockNumber: 1371, address: '0xC608F0718beA3563605aa652589767Cb35fcD05D', data: '0x00000000000000000000000094472be834e91eb40b0128b1a44c84d23acea1850000000000000000000000000000000000000000000000000000000000000001', topics: [Array], type: 'mined', id: 'log_ca6c03a6' } ], status: true, logsBloom: '0x00000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000100000100000000000000000000000000000000000000000000000008000000000000000000000000010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000200000000082000000000000000000000000000000000000001000000' }

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Log when creating the DAI/HEMI pair after it was already created:

(node:2197) UnhandledPromiseRejectionWarning: Error: Returned error: VM Exception while processing transaction: revert UniswapV2: PAIR_EXISTS

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