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import {
COMPOSE_CHANGE,
COMPOSE_REPLY,
COMPOSE_REPLY_CANCEL,
COMPOSE_SUBMIT_REQUEST,
COMPOSE_SUBMIT_SUCCESS,
COMPOSE_SUBMIT_FAIL,
COMPOSE_UPLOAD_REQUEST,
COMPOSE_UPLOAD_SUCCESS,
COMPOSE_UPLOAD_FAIL,
COMPOSE_UPLOAD_UNDO,
COMPOSE_UPLOAD_PROGRESS
} from '../actions/compose';
import { TIMELINE_DELETE } from '../actions/timelines';
import Immutable from 'immutable';
const initialState = Immutable.Map({
text: '',
in_reply_to: null,
is_submitting: false,
is_uploading: false,
progress: 0,
media_attachments: Immutable.List([])
});
function statusToTextMentions(status) {
return Immutable.OrderedSet([`@${status.getIn(['account', 'acct'])} `]).union(status.get('mentions').map(mention => `@${mention.get('acct')} `)).join('');
};
function clearAll(state) {
return state.withMutations(map => {
map.set('text', '');
map.set('is_submitting', false);
map.set('in_reply_to', null);
map.update('media_attachments', list => list.clear());
});
};
function appendMedia(state, media) {
return state.withMutations(map => {
map.update('media_attachments', list => list.push(media));
map.set('is_uploading', false);
map.update('text', oldText => `${oldText} ${media.get('text_url')}`.trim());
});
};
function removeMedia(state, mediaId) {
const media = state.get('media_attachments').find(item => item.get('id') === mediaId);
return state.withMutations(map => {
map.update('media_attachments', list => list.filterNot(item => item.get('id') === mediaId));
map.update('text', text => text.replace(media.get('text_url'), '').trim());
});
};
export default function compose(state = initialState, action) {
switch(action.type) {
case COMPOSE_CHANGE:
return state.set('text', action.text);
case COMPOSE_REPLY:
return state.withMutations(map => {
map.set('in_reply_to', action.status.get('id'));
map.set('text', statusToTextMentions(action.status));
});
case COMPOSE_REPLY_CANCEL:
return state.withMutations(map => {
map.set('in_reply_to', null);
map.set('text', '');
});
case COMPOSE_SUBMIT_REQUEST:
return state.set('is_submitting', true);
case COMPOSE_SUBMIT_SUCCESS:
return clearAll(state);
case COMPOSE_SUBMIT_FAIL:
return state.set('is_submitting', false);
case COMPOSE_UPLOAD_REQUEST:
return state.set('is_uploading', true);
case COMPOSE_UPLOAD_SUCCESS:
return appendMedia(state, Immutable.fromJS(action.media));
case COMPOSE_UPLOAD_FAIL:
return state.set('is_uploading', false);
case COMPOSE_UPLOAD_UNDO:
return removeMedia(state, action.media_id);
case COMPOSE_UPLOAD_PROGRESS:
return state.set('progress', Math.round((action.loaded / action.total) * 100));
case TIMELINE_DELETE:
if (action.id === state.get('in_reply_to')) {
return state.set('in_reply_to', null);
} else {
return state;
}
default:
return state;
}
};
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