import solc from 'solc';
/**
* Compile Solidity code using solc
* @param sourceCode Solidity source code
* @param contractName Name of the main contract to compile
* @returns Object containing ABI and bytecode
*/
export async function compileSolidity(sourceCode: string, contractName: string) {
// Input structure for solc
const input = {
language: 'Solidity',
sources: {
'contract.sol': {
content: sourceCode
}
},
settings: {
outputSelection: {
'*': {
'*': ['abi', 'evm.bytecode.object']
}
},
optimizer: {
enabled: true,
runs: 200
}
}
};
try {
// Compile the source code
const output = JSON.parse(solc.compile(JSON.stringify(input)));
// Check for errors
if (output.errors) {
const errors = output.errors.filter((error: any) => error.severity === 'error');
if (errors.length > 0) {
throw new Error(`Compilation errors: ${errors.map((e: any) => e.message).join('\n')}`);
}
}
// Extract ABI and bytecode
const contract = output.contracts['contract.sol'][contractName];
if (!contract) {
throw new Error(`Contract ${contractName} not found in compiled output`);
}
return {
abi: contract.abi,
bytecode: '0x' + contract.evm.bytecode.object
};
} catch (error) {
if (error.message && error.message.includes('Contract not found')) {
throw new Error(`Contract ${contractName} not found. Make sure the contract name matches exactly.`);
} else {
throw error;
}
}
}
