multiparty-meeting/app/lib/redux/reducers/peers.js

93 lines
1.8 KiB
JavaScript

const initialState = {};
const peers = (state = initialState, action) =>
{
switch (action.type)
{
case 'ADD_PEER':
{
const { peer } = action.payload;
return { ...state, [peer.name]: peer };
}
case 'REMOVE_PEER':
{
const { peerName } = action.payload;
const newState = { ...state };
delete newState[peerName];
return newState;
}
case 'SET_PEER_DISPLAY_NAME':
{
const { displayName, peerName } = action.payload;
const peer = state[peerName];
if (!peer)
throw new Error('no Peer found');
const newPeer = { ...peer, displayName };
return { ...state, [newPeer.name]: newPeer };
}
case 'SET_PEER_RAISE_HAND_STATE':
{
const { peerName, raiseHandState } = action.payload;
const peer = state[peerName];
if (!peer)
throw new Error('no Peer found');
const newPeer = { ...peer, raiseHandState };
return { ...state, [newPeer.name]: newPeer };
}
case 'ADD_CONSUMER':
{
const { consumer, peerName } = action.payload;
const peer = state[peerName];
if (!peer)
throw new Error('no Peer found for new Consumer');
const newConsumers = [ ...peer.consumers, consumer.id ];
const newPeer = { ...peer, consumers: newConsumers };
return { ...state, [newPeer.name]: newPeer };
}
case 'REMOVE_CONSUMER':
{
const { consumerId, peerName } = action.payload;
const peer = state[peerName];
// NOTE: This means that the Peer was closed before, so it's ok.
if (!peer)
return state;
const idx = peer.consumers.indexOf(consumerId);
if (idx === -1)
throw new Error('Consumer not found');
const newConsumers = peer.consumers.slice();
newConsumers.splice(idx, 1);
const newPeer = { ...peer, consumers: newConsumers };
return { ...state, [newPeer.name]: newPeer };
}
default:
return state;
}
};
export default peers;