Iuri Matias
5 years ago
committed by
GitHub
commit
4934b694b7
@ -0,0 +1,98 @@ |
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const remixLib = require('remix-lib') |
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const txFormat = remixLib.execution.txFormat |
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const txExecution = remixLib.execution.txExecution |
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const typeConversion = remixLib.execution.typeConversion |
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const Web3 = require('web3') |
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class Blockchain { |
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constructor (executionContext, udapp) { |
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this.executionContext = executionContext |
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this.udapp = udapp |
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} |
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async deployContract (selectedContract, args, contractMetadata, compilerContracts, callbacks, confirmationCb) { |
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const { continueCb, promptCb, statusCb, finalCb } = callbacks |
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var constructor = selectedContract.getConstructorInterface() |
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if (!contractMetadata || (contractMetadata && contractMetadata.autoDeployLib)) { |
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return txFormat.buildData(selectedContract.name, selectedContract.object, compilerContracts, true, constructor, args, (error, data) => { |
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if (error) return statusCb(`creation of ${selectedContract.name} errored: ` + error) |
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statusCb(`creation of ${selectedContract.name} pending...`) |
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this.createContract(selectedContract, data, continueCb, promptCb, confirmationCb, finalCb) |
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}, statusCb, (data, runTxCallback) => { |
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// called for libraries deployment
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this.runTransaction(data, continueCb, promptCb, confirmationCb, runTxCallback) |
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}) |
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} |
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if (Object.keys(selectedContract.bytecodeLinkReferences).length) statusCb(`linking ${JSON.stringify(selectedContract.bytecodeLinkReferences, null, '\t')} using ${JSON.stringify(contractMetadata.linkReferences, null, '\t')}`) |
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txFormat.encodeConstructorCallAndLinkLibraries(selectedContract.object, args, constructor, contractMetadata.linkReferences, selectedContract.bytecodeLinkReferences, (error, data) => { |
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if (error) return statusCb(`creation of ${selectedContract.name} errored: ` + error) |
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statusCb(`creation of ${selectedContract.name} pending...`) |
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this.createContract(selectedContract, data, continueCb, promptCb, confirmationCb, finalCb) |
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}) |
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} |
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runTransaction (data, continueCb, promptCb, confirmationCb, finalCb) { |
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this.udapp.runTx(data, confirmationCb, continueCb, promptCb, finalCb) |
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} |
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createContract (selectedContract, data, continueCb, promptCb, confirmationCb, finalCb) { |
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if (data) { |
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data.contractName = selectedContract.name |
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data.linkReferences = selectedContract.bytecodeLinkReferences |
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data.contractABI = selectedContract.abi |
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} |
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this.udapp.createContract(data, confirmationCb, continueCb, promptCb, |
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(error, txResult) => { |
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if (error) { |
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return finalCb(`creation of ${selectedContract.name} errored: ${error}`) |
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} |
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var isVM = this.executionContext.isVM() |
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if (isVM) { |
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var vmError = txExecution.checkVMError(txResult) |
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if (vmError.error) { |
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return finalCb(vmError.message) |
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} |
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} |
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if (txResult.result.status && txResult.result.status === '0x0') { |
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return finalCb(`creation of ${selectedContract.name} errored: transaction execution failed`) |
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} |
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var address = isVM ? txResult.result.createdAddress : txResult.result.contractAddress |
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finalCb(null, selectedContract, address) |
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} |
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) |
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} |
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determineGasPrice (cb) { |
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this.getGasPrice((error, gasPrice) => { |
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var warnMessage = ' Please fix this issue before sending any transaction. ' |
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if (error) { |
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return cb('Unable to retrieve the current network gas price.' + warnMessage + error) |
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} |
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try { |
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var gasPriceValue = this.fromWei(gasPrice, false, 'gwei') |
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cb(null, gasPriceValue) |
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} catch (e) { |
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cb(warnMessage + e.message, null, false) |
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} |
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}) |
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} |
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getGasPrice (cb) { |
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return this.executionContext.web3().eth.getGasPrice(cb) |
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} |
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fromWei (value, doTypeConversion, unit) { |
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if (doTypeConversion) { |
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return Web3.utils.fromWei(typeConversion.toInt(value), unit || 'ether') |
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} |
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return Web3.utils.fromWei(value.toString(10), unit || 'ether') |
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} |
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} |
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module.exports = Blockchain |
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@ -1,4 +0,0 @@ |
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var remixLib = require('remix-lib') |
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var executionContext = remixLib.execution.executionContext |
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module.exports = executionContext |
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