forked from treehouse/mastodon
339 lines
11 KiB
JavaScript
339 lines
11 KiB
JavaScript
import {
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COMPOSE_MOUNT,
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COMPOSE_UNMOUNT,
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COMPOSE_CHANGE,
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COMPOSE_REPLY,
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COMPOSE_REPLY_CANCEL,
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COMPOSE_DIRECT,
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COMPOSE_MENTION,
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COMPOSE_SUBMIT_REQUEST,
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COMPOSE_SUBMIT_SUCCESS,
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COMPOSE_SUBMIT_FAIL,
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COMPOSE_UPLOAD_REQUEST,
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COMPOSE_UPLOAD_SUCCESS,
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COMPOSE_UPLOAD_FAIL,
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COMPOSE_UPLOAD_UNDO,
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COMPOSE_UPLOAD_PROGRESS,
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COMPOSE_SUGGESTIONS_CLEAR,
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COMPOSE_SUGGESTIONS_READY,
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COMPOSE_SUGGESTION_SELECT,
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COMPOSE_SUGGESTION_TAGS_UPDATE,
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COMPOSE_TAG_HISTORY_UPDATE,
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COMPOSE_SENSITIVITY_CHANGE,
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COMPOSE_SPOILERNESS_CHANGE,
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COMPOSE_SPOILER_TEXT_CHANGE,
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COMPOSE_VISIBILITY_CHANGE,
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COMPOSE_COMPOSING_CHANGE,
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COMPOSE_EMOJI_INSERT,
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COMPOSE_UPLOAD_CHANGE_REQUEST,
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COMPOSE_UPLOAD_CHANGE_SUCCESS,
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COMPOSE_UPLOAD_CHANGE_FAIL,
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COMPOSE_RESET,
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} from '../actions/compose';
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import { TIMELINE_DELETE } from '../actions/timelines';
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import { STORE_HYDRATE } from '../actions/store';
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import { REDRAFT } from '../actions/statuses';
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import { Map as ImmutableMap, List as ImmutableList, OrderedSet as ImmutableOrderedSet, fromJS } from 'immutable';
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import uuid from '../uuid';
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import { me } from '../initial_state';
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const initialState = ImmutableMap({
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mounted: 0,
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sensitive: false,
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spoiler: false,
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spoiler_text: '',
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privacy: null,
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text: '',
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focusDate: null,
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caretPosition: null,
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preselectDate: null,
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in_reply_to: null,
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is_composing: false,
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is_submitting: false,
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is_uploading: false,
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progress: 0,
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media_attachments: ImmutableList(),
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suggestion_token: null,
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suggestions: ImmutableList(),
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default_privacy: 'public',
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default_sensitive: false,
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resetFileKey: Math.floor((Math.random() * 0x10000)),
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idempotencyKey: null,
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tagHistory: ImmutableList(),
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});
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function statusToTextMentions(state, status) {
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let set = ImmutableOrderedSet([]);
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if (status.getIn(['account', 'id']) !== me) {
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set = set.add(`@${status.getIn(['account', 'acct'])} `);
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}
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return set.union(status.get('mentions').filterNot(mention => mention.get('id') === me).map(mention => `@${mention.get('acct')} `)).join('');
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};
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function clearAll(state) {
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return state.withMutations(map => {
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map.set('text', '');
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map.set('spoiler', false);
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map.set('spoiler_text', '');
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map.set('is_submitting', false);
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map.set('in_reply_to', null);
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map.set('privacy', state.get('default_privacy'));
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map.set('sensitive', false);
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map.update('media_attachments', list => list.clear());
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map.set('idempotencyKey', uuid());
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});
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};
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function appendMedia(state, media) {
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const prevSize = state.get('media_attachments').size;
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return state.withMutations(map => {
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map.update('media_attachments', list => list.push(media));
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map.set('is_uploading', false);
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map.set('resetFileKey', Math.floor((Math.random() * 0x10000)));
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map.set('idempotencyKey', uuid());
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if (prevSize === 0 && (state.get('default_sensitive') || state.get('spoiler'))) {
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map.set('sensitive', true);
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}
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});
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};
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function removeMedia(state, mediaId) {
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const prevSize = state.get('media_attachments').size;
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return state.withMutations(map => {
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map.update('media_attachments', list => list.filterNot(item => item.get('id') === mediaId));
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map.set('idempotencyKey', uuid());
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if (prevSize === 1) {
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map.set('sensitive', false);
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}
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});
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};
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const insertSuggestion = (state, position, token, completion) => {
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return state.withMutations(map => {
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map.update('text', oldText => `${oldText.slice(0, position)}${completion} ${oldText.slice(position + token.length)}`);
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map.set('suggestion_token', null);
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map.update('suggestions', ImmutableList(), list => list.clear());
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map.set('focusDate', new Date());
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map.set('caretPosition', position + completion.length + 1);
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map.set('idempotencyKey', uuid());
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});
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};
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const updateSuggestionTags = (state, token) => {
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const prefix = token.slice(1);
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return state.merge({
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suggestions: state.get('tagHistory')
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.filter(tag => tag.startsWith(prefix))
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.slice(0, 4)
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.map(tag => '#' + tag),
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suggestion_token: token,
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});
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};
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const insertEmoji = (state, position, emojiData, needsSpace) => {
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const oldText = state.get('text');
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const emoji = needsSpace ? ' ' + emojiData.native : emojiData.native;
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return state.merge({
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text: `${oldText.slice(0, position)}${emoji} ${oldText.slice(position)}`,
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focusDate: new Date(),
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caretPosition: position + emoji.length + 1,
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idempotencyKey: uuid(),
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});
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};
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const privacyPreference = (a, b) => {
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if (a === 'direct' || b === 'direct') {
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return 'direct';
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} else if (a === 'private' || b === 'private') {
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return 'private';
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} else if (a === 'unlisted' || b === 'unlisted') {
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return 'unlisted';
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} else {
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return 'public';
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}
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};
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const hydrate = (state, hydratedState) => {
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state = clearAll(state.merge(hydratedState));
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if (hydratedState.has('text')) {
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state = state.set('text', hydratedState.get('text'));
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}
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return state;
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};
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const domParser = new DOMParser();
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const htmlToText = status => {
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const fragment = domParser.parseFromString(status.get('content'), 'text/html').documentElement;
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status.get('mentions').forEach(mention => {
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fragment.querySelector(`a[href="${mention.get('url')}"]`).textContent = `@${mention.get('acct')}`;
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});
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return fragment.textContent;
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};
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export default function compose(state = initialState, action) {
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switch(action.type) {
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case STORE_HYDRATE:
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return hydrate(state, action.state.get('compose'));
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case COMPOSE_MOUNT:
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return state.set('mounted', state.get('mounted') + 1);
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case COMPOSE_UNMOUNT:
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return state
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.set('mounted', Math.max(state.get('mounted') - 1, 0))
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.set('is_composing', false);
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case COMPOSE_SENSITIVITY_CHANGE:
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return state.withMutations(map => {
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if (!state.get('spoiler')) {
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map.set('sensitive', !state.get('sensitive'));
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}
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map.set('idempotencyKey', uuid());
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});
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case COMPOSE_SPOILERNESS_CHANGE:
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return state.withMutations(map => {
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map.set('spoiler_text', '');
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map.set('spoiler', !state.get('spoiler'));
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map.set('idempotencyKey', uuid());
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if (!state.get('sensitive') && state.get('media_attachments').size >= 1) {
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map.set('sensitive', true);
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}
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});
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case COMPOSE_SPOILER_TEXT_CHANGE:
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return state
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.set('spoiler_text', action.text)
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.set('idempotencyKey', uuid());
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case COMPOSE_VISIBILITY_CHANGE:
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return state
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.set('privacy', action.value)
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.set('idempotencyKey', uuid());
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case COMPOSE_CHANGE:
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return state
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.set('text', action.text)
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.set('idempotencyKey', uuid());
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case COMPOSE_COMPOSING_CHANGE:
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return state.set('is_composing', action.value);
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case COMPOSE_REPLY:
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return state.withMutations(map => {
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map.set('in_reply_to', action.status.get('id'));
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map.set('text', statusToTextMentions(state, action.status));
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map.set('privacy', privacyPreference(action.status.get('visibility'), state.get('default_privacy')));
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map.set('focusDate', new Date());
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map.set('caretPosition', null);
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map.set('preselectDate', new Date());
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map.set('idempotencyKey', uuid());
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if (action.status.get('spoiler_text').length > 0) {
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map.set('spoiler', true);
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map.set('spoiler_text', action.status.get('spoiler_text'));
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} else {
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map.set('spoiler', false);
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map.set('spoiler_text', '');
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}
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});
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case COMPOSE_REPLY_CANCEL:
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case COMPOSE_RESET:
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return state.withMutations(map => {
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map.set('in_reply_to', null);
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map.set('text', '');
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map.set('spoiler', false);
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map.set('spoiler_text', '');
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map.set('privacy', state.get('default_privacy'));
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map.set('idempotencyKey', uuid());
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});
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case COMPOSE_SUBMIT_REQUEST:
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case COMPOSE_UPLOAD_CHANGE_REQUEST:
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return state.set('is_submitting', true);
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case COMPOSE_SUBMIT_SUCCESS:
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return clearAll(state);
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case COMPOSE_SUBMIT_FAIL:
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case COMPOSE_UPLOAD_CHANGE_FAIL:
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return state.set('is_submitting', false);
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case COMPOSE_UPLOAD_REQUEST:
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return state.set('is_uploading', true);
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case COMPOSE_UPLOAD_SUCCESS:
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return appendMedia(state, fromJS(action.media));
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case COMPOSE_UPLOAD_FAIL:
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return state.set('is_uploading', false);
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case COMPOSE_UPLOAD_UNDO:
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return removeMedia(state, action.media_id);
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case COMPOSE_UPLOAD_PROGRESS:
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return state.set('progress', Math.round((action.loaded / action.total) * 100));
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case COMPOSE_MENTION:
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return state.withMutations(map => {
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map.update('text', text => [text.trim(), `@${action.account.get('acct')} `].filter((str) => str.length !== 0).join(' '));
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map.set('focusDate', new Date());
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map.set('caretPosition', null);
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map.set('idempotencyKey', uuid());
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});
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case COMPOSE_DIRECT:
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return state.withMutations(map => {
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map.update('text', text => [text.trim(), `@${action.account.get('acct')} `].filter((str) => str.length !== 0).join(' '));
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map.set('privacy', 'direct');
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map.set('focusDate', new Date());
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map.set('caretPosition', null);
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map.set('idempotencyKey', uuid());
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});
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case COMPOSE_SUGGESTIONS_CLEAR:
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return state.update('suggestions', ImmutableList(), list => list.clear()).set('suggestion_token', null);
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case COMPOSE_SUGGESTIONS_READY:
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return state.set('suggestions', ImmutableList(action.accounts ? action.accounts.map(item => item.id) : action.emojis)).set('suggestion_token', action.token);
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case COMPOSE_SUGGESTION_SELECT:
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return insertSuggestion(state, action.position, action.token, action.completion);
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case COMPOSE_SUGGESTION_TAGS_UPDATE:
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return updateSuggestionTags(state, action.token);
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case COMPOSE_TAG_HISTORY_UPDATE:
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return state.set('tagHistory', fromJS(action.tags));
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case TIMELINE_DELETE:
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if (action.id === state.get('in_reply_to')) {
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return state.set('in_reply_to', null);
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} else {
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return state;
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}
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case COMPOSE_EMOJI_INSERT:
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return insertEmoji(state, action.position, action.emoji, action.needsSpace);
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case COMPOSE_UPLOAD_CHANGE_SUCCESS:
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return state
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.set('is_submitting', false)
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.update('media_attachments', list => list.map(item => {
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if (item.get('id') === action.media.id) {
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return fromJS(action.media);
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}
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return item;
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}));
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case REDRAFT:
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return state.withMutations(map => {
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map.set('text', htmlToText(action.status));
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map.set('in_reply_to', action.status.get('in_reply_to_id'));
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map.set('privacy', action.status.get('visibility'));
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map.set('media_attachments', action.status.get('media_attachments'));
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map.set('focusDate', new Date());
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map.set('caretPosition', null);
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map.set('idempotencyKey', uuid());
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if (action.status.get('spoiler_text').length > 0) {
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map.set('spoiler', true);
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map.set('spoiler_text', action.status.get('spoiler_text'));
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} else {
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map.set('spoiler', false);
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map.set('spoiler_text', '');
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}
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});
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default:
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return state;
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}
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};
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