30 lines
929 B
JavaScript
30 lines
929 B
JavaScript
require('../env')
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const Web3 = require('web3')
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const { ERC677_BRIDGE_TOKEN_ABI, ERC_TYPES } = require('../../commons')
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async function initialChecks() {
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const { ERC20_TOKEN_ADDRESS, BRIDGE_MODE, FOREIGN_RPC_URL, FOREIGN_BRIDGE_ADDRESS } = process.env
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const result = {}
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if (BRIDGE_MODE === 'ERC_TO_ERC') {
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const foreignWeb3 = new Web3(new Web3.providers.HttpProvider(FOREIGN_RPC_URL))
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const tokenContract = new foreignWeb3.eth.Contract(ERC677_BRIDGE_TOKEN_ABI, ERC20_TOKEN_ADDRESS)
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try {
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const bridgeContract = await tokenContract.methods.bridgeContract().call()
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if (bridgeContract === FOREIGN_BRIDGE_ADDRESS) {
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result.foreignERC = ERC_TYPES.ERC677
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} else {
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result.foreignERC = ERC_TYPES.ERC20
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}
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} catch (e) {
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result.foreignERC = ERC_TYPES.ERC20
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}
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}
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console.log(JSON.stringify(result))
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return result
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}
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initialChecks()
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module.exports = initialChecks
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