Update src/streamlit_app.py

src/streamlit_app.py

@@ -4,7 +4,6 @@ import json
 import os
 os.environ["STREAMLIT_TELEMETRY_ENABLED"] = "0"
 
-
 # Streamlit UI
 st.title("Smart Contract Deployer")
 st.write("Deploy a smart contract using your Ethereum wallet.")
@@ -13,7 +12,7 @@ wallet_address = st.text_input("Enter your wallet address:")
 private_key = st.text_input("Enter your private key:", type="password")
 infura_url = st.text_input("Enter your Infura URL:")
 
-# Sample Solidity contract ABI and Bytecode (compiled Storage contract)
+# ✅ Correct ABI for IPFSStorage
 contract_abi = json.loads("""
 [
     {
@@ -58,8 +57,8 @@ contract_abi = json.loads("""
 ]
 """)
 
-
-contract_bytecode = "608060405234801561001057600080fd5b506101a8806100206000396000f3fe6080604052600436106100295760003560e01c806360fe47b11461002e5780636d4ce63c1461004c575b600080fd5b61003661006a565b6040516100439190610111565b60405180910390f35b610054610090565b6040516100619190610111565b60405180910390f35b60008054905090565b600055565b60005481565b6000805490509056fea2646970667358221220b89e9443c7c22a3a69fcb9635b2a2d226781eb1d6c78b8eb80ac520cfe1dc4a364736f6c63430008040033"
+# ✅ Correct bytecode for IPFSStorage compiled using Solidity ^0.8.2
+contract_bytecode = "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"
 
 # Deploy contract when button is clicked
 if st.button("Deploy Contract"):
@@ -71,16 +70,14 @@ if st.button("Deploy Contract"):
             if not w3.is_connected():
                 st.error("Could not connect to Ethereum network. Check your Infura URL.")
             else:
-                st.success("Connected to network!")
+                st.success("Connected to Sepolia!")
 
-                account = w3.eth.account.from_key(private_key)
                 contract = w3.eth.contract(abi=contract_abi, bytecode=contract_bytecode)
-
                 nonce = w3.eth.get_transaction_count(wallet_address)
 
                 # Build transaction
                 tx = contract.constructor().build_transaction({
-                    'chainId': 11155111,  # Sepolia testnet chain ID
+                    'chainId': 11155111,  # Sepolia chain ID
                     'from': wallet_address,
                     'nonce': nonce,
                     'gas': 3000000,
@@ -93,8 +90,8 @@ if st.button("Deploy Contract"):
 
                 st.write("Deploying contract... Transaction hash:", tx_hash.hex())
 
-                # Wait for transaction receipt
+                # Wait for receipt
                 tx_receipt = w3.eth.wait_for_transaction_receipt(tx_hash)
-                st.success(f"Contract deployed successfully at: {tx_receipt.contractAddress}")
+                st.success(f"✅ Contract deployed successfully at: `{tx_receipt.contractAddress}`")
         except Exception as e:
-            st.error(f"Error deploying contract: {e}")
+            st.error(f"Error deploying contract: {e}")