Likecoin 3.0

This repo contains the code for the Likecoin 3.0, which is hosting on the optimism chain.

Folder overview

• likecoin: ERC20 token
• likecoin-migration: the migration frontend, from cosmos like to evm like
• likenft: LikeProtocol smart contract
• likenft-indexer: provide support for downstream application to quert NFT around LikeProtocol.
• likenft-migration: the code for the likerID and likeNFT migration frontend, from cosmos x/nft to evm likenft
• signer-backend: Signing the EVM TX for migration
• migration-backend: the code for the backend program, for migrating the data from cosmos likecoin and likecoin nft
• migration-admin: Simple CRUD interface for CX to support end user migration
• operation: holding script for operation support
• deploy: the scripts for deploying the migration program

Quick start up on backend

To setup the evn files and kick start basic backend for the first time

make setup
make start

The infra will be setup with the following services

• migration-backend
• migration-backend-worker
• migration-backend-scheduler
• signer-backend
• eth-node
  • The contract will also be deployed
• db-migration-backend
• db-signer-backend
• redis

The console will stream the backend logs

To deploy the smartcontract locally, run following in another console

make local-contracts

To stop services,

$ make stop

Please note that the eth-node have no mechanism to persist state. To prevent stucking at nonce inconsistent, after restarting the eth-node for any reason, the dbs related to transactions should also be reset.

$ make clean-transaction-volumes

The stop command above has included this command

Setup on frontends

For respective frontend, likenft-migration, likecoin-migration and migration-admin, please naigate to respective folder and follow instruction there.