import 'dotenv/config'

import {lookupToken} from "./token.js";
import {startWatcher} from "./watcher.js";
import {chains} from "./blockchain.js";
import {watchErc20Transfer, watchVaultCreated} from "./vault.js";
import {httpServer, io} from "./io.js";


// setup watcher

const filterCallbacks = [
    // format is [[className, eventName, ...eventArgs], callback(provider, database, logInfo)]
    [['VaultDeployer','VaultCreated', null, null], watchVaultCreated],
    [['ERC20', 'Transfer'], watchErc20Transfer],
]

for( const chain of Object.values(chains) )
    await startWatcher( chain.id, 1000, filterCallbacks )


// setup socket.io

io.on("connection", (socket) => {
    // initially, only anonymous messages are allowed
    socket.on('lookupToken', (chainId, address, callback) => {
        lookupToken(chainId, address).then((result)=>callback(result)).catch(()=>callback(null))
    })
    socket.on('address', (chainId, address) => loginAddress(socket, chainId, address) )
    // todo send known tokens or other initial config
    socket.emit('welcome', {})
});

const port = parseInt(process.env.DEXORDER_PORT) || 3000;
httpServer.listen(port)
console.log('Started server on port '+port)