casualuser/dapp_front_end

Dapp Front End

Dapp Front End

About

• Etherium blockchain smart contract Dapp Front End implementation of the sample Donation contract to interact with associated Dapp Back End coded in Solidity following the Remix tutorial using Mist and Geth

Setup Instructions

• Create Blockchain Test Directory:

   mkdir -p ~/blockchain/test_chain_directory/
  

• Run Geth (Go Ethereum) Test Node HTTP-RPC server endpoint at http://0.0.0.0:8545

   geth --ipcpath="~/blockchain/test_chain_directory/geth.ipc" \
   --datadir="~/blockchain/test_chain_directory/" \
   --dev console \
   --targetgaslimit "994712388" \
   --port 3000 \
   --networkid 23422 \
   --identity node1 \
   --nodiscover \
   --nat none \
   --rpccorsdomain '*' \
   --rpc \
   --rpcport 8545 \
   --rpcaddr 0.0.0.0 \
   --rpcapi "eth,web3" \
   --nodiscover \
   --maxpeers=6
  

  • Note: Optionally close server in Geth console with: admin.stopRPC()

• Install Node.js

• Install Yarn

• Install dependencies yarn install

• Run server npm start

• Open in web browser http://localhost:8080 open http://localhost:8080

• Open web browser Developer Tools. Run the following in browser console to show Ethereum Accounts and latest Block:

   web3.eth.accounts
   web3.eth.blockNumber
  

Screenshots