Create 5_deploy_oracle.js

Author: KOSASIH

migrations/5_deploy_oracle.js

@@ -0,0 +1,36 @@
+// migrations/5_deploy_oracle.js
+
+const Oracle = artifacts.require("Oracle");
+
+module.exports = async function (deployer, network, accounts) {
+    try {
+        // Deploy the Oracle contract
+        await deployer.deploy(Oracle);
+        const oracleInstance = await Oracle.deployed();
+
+        // Log the deployment
+        console.log(`Oracle contract deployed at: ${oracleInstance.address}`);
+
+        // Set up initial roles
+        const adminRole = await oracleInstance.ADMIN_ROLE();
+        const oracleRole = await oracleInstance.ORACLE_ROLE();
+
+        // Grant the deployer the admin role
+        await oracleInstance.grantRole(adminRole, accounts[0]);
+        console.log(`Admin role granted to: ${accounts[0]}`);
+
+        // Optionally, you can add additional accounts as oracles
+        const additionalOracles = [accounts[1], accounts[2]]; // Example: Add the next two accounts as oracles
+
+        for (const oracle of additionalOracles) {
+            await oracleInstance.grantRole(oracleRole, oracle);
+            console.log(`Oracle role granted to: ${oracle}`);
+        }
+
+        // Emit an event for successful deployment (if you have an event in the contract)
+        // await oracleInstance.emitDeploymentEvent(oracleInstance.address); // Uncomment if you have an event
+
+    } catch (error) {
+        console.error("Error during Oracle contract deployment:", error);
+    }
+};