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import { call, take, put } from 'redux-saga/effects'
import { eventChannel } from 'redux-saga'
import { push } from 'react-router-redux'
import { fromJS } from 'immutable'
import { actions, types } from '../redux/players'
function usernameValidationChannel(socket) {
return eventChannel(emitter => {
const receiveUsernameHandler = socket.subscribe('/user/queue/nameChoice', event => {
emitter(fromJS(JSON.parse(event.body)))
})
return () => receiveUsernameHandler.unsubscribe()
})
}
function *usernameValidation({ socket }) {
const usernameChannel = yield call(usernameValidationChannel, socket)
const user = yield take(usernameChannel)
yield put(actions.setCurrentPlayer(user))
usernameChannel.close()
yield put(push('/games'))
}
function *sendUsername({ socket }) {
const { username } = yield take(types.REQUEST_CHOOSE_USERNAME)
yield socket.send('/app/chooseName', JSON.stringify({
playerName: username
}))
}
function *usernameChoiceSaga(wsConnection) {
// TODO: Run sendUsername in loop when we have the ability to cancel saga on route change
yield [
call(sendUsername, wsConnection),
call(usernameValidation, wsConnection),
]
}
export default usernameChoiceSaga
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