Initial commit: add .gitignore and README

smart_contracts/scripts/compile.js

@@ -0,0 +1,62 @@
+const path = require('path');
+const fs = require('fs-extra');
+const solc = require('solc');
+
+const contractsPath = path.resolve(__dirname, '../', 'contracts');
+
+function buildSources() {
+  const sources = {};
+  const contractsFiles = fs.readdirSync(contractsPath);
+  contractsFiles.forEach(file => {
+    if(file.endsWith(".sol")){
+      const contractFullPath = path.resolve(contractsPath, file);
+      sources[file] = {
+        content: fs.readFileSync(contractFullPath, 'utf8')
+      };
+    }
+  });
+  return sources;
+}
+
+const input = {
+	language: 'Solidity',
+	sources: buildSources(),
+	settings: {
+		outputSelection: {
+			'*': {
+				'*': [ '*', 'evm.bytecode'  ]
+			}
+		}
+	}
+}
+
+function compileContracts() {
+  const stringifiedJson = JSON.stringify(input);
+	console.log(stringifiedJson)
+  const compilationResult = solc.compile(stringifiedJson);
+	console.log(compilationResult)
+  const output = JSON.parse(compilationResult);
+	console.log(output)
+	const compiledContracts = output.contracts;
+	for (let contract in compiledContracts) {
+		for(let contractName in compiledContracts[contract]) {
+			console.log(contract)
+			fs.outputJsonSync(
+				path.resolve(contractsPath, `${contractName}.json`),
+				compiledContracts[contract][contractName], { spaces: 2 }
+			)
+		}
+	}
+}
+
+const main = () => {
+	compileContracts();
+}
+
+if (require.main === module) {
+  main();
+}
+
+module.exports = exports = main
+
+