init

dmtp/server/approve-cusd.ts

@@ -0,0 +1,91 @@
+import 'dotenv/config';
+import { ethers } from 'ethers';
+
+/**
+ * Approve TaskEscrow contract to spend cUSD tokens
+ * This needs to be done once before creating tasks
+ */
+
+async function approveCUSD() {
+    try {
+        console.log('🔐 Approving TaskEscrow to spend cUSD...\n');
+
+        // Initialize provider and signer
+        const provider = new ethers.JsonRpcProvider(
+            process.env.CELO_RPC_URL || 'https://forno.celo-sepolia.celo-testnet.org'
+        );
+
+        const privateKey = process.env.PRIVATE_KEY;
+        if (!privateKey) {
+            throw new Error('PRIVATE_KEY not configured in .env');
+        }
+
+        const signer = new ethers.Wallet(privateKey, provider);
+        console.log(`📝 Approving from: ${signer.address}`);
+
+        // Get contract addresses
+        const cUSDAddress = process.env.CUSD_SEPOLIA_ADDRESS;
+        const taskEscrowAddress = process.env.CONTRACT_ADDRESS;
+
+        if (!cUSDAddress) {
+            throw new Error('CUSD_SEPOLIA_ADDRESS not configured in .env');
+        }
+        if (!taskEscrowAddress) {
+            throw new Error('CONTRACT_ADDRESS not configured in .env');
+        }
+
+        console.log(`💰 cUSD Token: ${cUSDAddress}`);
+        console.log(`📋 TaskEscrow Contract: ${taskEscrowAddress}\n`);
+
+        // Create cUSD contract instance
+        const cUSDContract = new ethers.Contract(
+            cUSDAddress,
+            [
+                'function approve(address spender, uint256 amount) returns (bool)',
+                'function allowance(address owner, address spender) view returns (uint256)',
+                'function balanceOf(address account) view returns (uint256)',
+            ],
+            signer
+        );
+
+        // Check current balance
+        const balance = await cUSDContract.balanceOf(signer.address);
+        console.log(`💵 Your cUSD Balance: ${ethers.formatEther(balance)} cUSD`);
+
+        // Check current allowance
+        const currentAllowance = await cUSDContract.allowance(signer.address, taskEscrowAddress);
+        console.log(`🔓 Current Allowance: ${ethers.formatEther(currentAllowance)} cUSD\n`);
+
+        // Approve a large amount (10 million cUSD) so we don't need to approve again
+        const approvalAmount = ethers.parseEther('10000000');
+        console.log(`⏳ Approving ${ethers.formatEther(approvalAmount)} cUSD...`);
+
+        const tx = await cUSDContract.approve(taskEscrowAddress, approvalAmount);
+        console.log(`📍 Transaction sent: ${tx.hash}`);
+        console.log('⏳ Waiting for confirmation...\n');
+
+        const receipt = await tx.wait();
+        console.log(`✅ Approval confirmed in block ${receipt.blockNumber}\n`);
+
+        // Verify new allowance
+        const newAllowance = await cUSDContract.allowance(signer.address, taskEscrowAddress);
+        console.log('━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━');
+        console.log('✅ SUCCESS! TaskEscrow approved to spend cUSD');
+        console.log('━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━\n');
+        console.log(`New Allowance: ${ethers.formatEther(newAllowance)} cUSD`);
+        console.log(`Transaction Hash: ${receipt.hash}\n`);
+
+        console.log('🎯 Next Steps:');
+        console.log('You can now create tasks with blockchain integration! 🎉\n');
+
+        process.exit(0);
+    } catch (error: any) {
+        console.error('\n❌ Approval failed:', error.message);
+        if (error.data) {
+            console.error('Error data:', error.data);
+        }
+        process.exit(1);
+    }
+}
+
+approveCUSD();