mastodon/app/assets/javascripts/components/reducers/statuses.jsx

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import {
REBLOG_SUCCESS,
UNREBLOG_SUCCESS,
FAVOURITE_SUCCESS,
UNFAVOURITE_SUCCESS
} from '../actions/interactions';
import {
STATUS_FETCH_SUCCESS,
CONTEXT_FETCH_SUCCESS
} from '../actions/statuses';
import {
TIMELINE_REFRESH_SUCCESS,
TIMELINE_UPDATE,
TIMELINE_DELETE,
TIMELINE_EXPAND_SUCCESS
} from '../actions/timelines';
import {
ACCOUNT_TIMELINE_FETCH_SUCCESS,
ACCOUNT_TIMELINE_EXPAND_SUCCESS
} from '../actions/accounts';
import Immutable from 'immutable';
const normalizeStatus = (state, status) => {
status = status.set('account', status.getIn(['account', 'id']));
if (status.getIn(['reblog', 'id'])) {
state = normalizeStatus(state, status.get('reblog'));
status = status.set('reblog', status.getIn(['reblog', 'id']));
}
return state.set(status.get('id'), status);
};
const normalizeStatuses = (state, statuses) => {
statuses.forEach(status => {
state = normalizeStatus(state, status);
});
return state;
};
const deleteStatus = (state, id, references) => {
references.forEach(ref => {
state = deleteStatus(state, ref[0], []);
});
return state.delete(id);
};
const initialState = Immutable.Map();
export default function statuses(state = initialState, action) {
switch(action.type) {
case TIMELINE_UPDATE:
case STATUS_FETCH_SUCCESS:
case REBLOG_SUCCESS:
case UNREBLOG_SUCCESS:
case FAVOURITE_SUCCESS:
case UNFAVOURITE_SUCCESS:
return normalizeStatus(state, Immutable.fromJS(action.status));
case TIMELINE_REFRESH_SUCCESS:
case TIMELINE_EXPAND_SUCCESS:
case ACCOUNT_TIMELINE_FETCH_SUCCESS:
case ACCOUNT_TIMELINE_EXPAND_SUCCESS:
case CONTEXT_FETCH_SUCCESS:
return normalizeStatuses(state, Immutable.fromJS(action.statuses));
case TIMELINE_DELETE:
return deleteStatus(state, action.id, action.references);
default:
return state;
}
};