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mastodon/app/javascript/flavours/glitch/reducers/compose.js

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import {
COMPOSE_MOUNT,
COMPOSE_UNMOUNT,
COMPOSE_CHANGE,
COMPOSE_CYCLE_ELEFRIEND,
COMPOSE_REPLY,
COMPOSE_REPLY_CANCEL,
COMPOSE_DIRECT,
COMPOSE_MENTION,
COMPOSE_SUBMIT_REQUEST,
COMPOSE_SUBMIT_SUCCESS,
COMPOSE_SUBMIT_FAIL,
COMPOSE_UPLOAD_REQUEST,
COMPOSE_UPLOAD_SUCCESS,
COMPOSE_UPLOAD_FAIL,
COMPOSE_UPLOAD_UNDO,
COMPOSE_UPLOAD_PROGRESS,
COMPOSE_SUGGESTIONS_CLEAR,
COMPOSE_SUGGESTIONS_READY,
COMPOSE_SUGGESTION_SELECT,
COMPOSE_SUGGESTION_TAGS_UPDATE,
COMPOSE_TAG_HISTORY_UPDATE,
COMPOSE_ADVANCED_OPTIONS_CHANGE,
COMPOSE_SENSITIVITY_CHANGE,
COMPOSE_SPOILERNESS_CHANGE,
COMPOSE_SPOILER_TEXT_CHANGE,
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COMPOSE_VISIBILITY_CHANGE,
COMPOSE_EMOJI_INSERT,
COMPOSE_UPLOAD_CHANGE_REQUEST,
COMPOSE_UPLOAD_CHANGE_SUCCESS,
COMPOSE_UPLOAD_CHANGE_FAIL,
COMPOSE_DOODLE_SET,
COMPOSE_RESET,
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} from 'flavours/glitch/actions/compose';
import { TIMELINE_DELETE } from 'flavours/glitch/actions/timelines';
import { STORE_HYDRATE } from 'flavours/glitch/actions/store';
import { REDRAFT } from 'flavours/glitch/actions/statuses';
import { Map as ImmutableMap, List as ImmutableList, OrderedSet as ImmutableOrderedSet, fromJS } from 'immutable';
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import uuid from 'flavours/glitch/util/uuid';
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import { privacyPreference } from 'flavours/glitch/util/privacy_preference';
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import { me } from 'flavours/glitch/util/initial_state';
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import { overwrite } from 'flavours/glitch/util/js_helpers';
import { unescapeHTML } from 'flavours/glitch/util/html';
import { recoverHashtags } from 'flavours/glitch/util/hashtag';
const totalElefriends = 3;
// ~4% chance you'll end up with an unexpected friend
// glitch-soc/mastodon repo created_at date: 2017-04-20T21:55:28Z
const glitchProbability = 1 - 0.0420215528;
const initialState = ImmutableMap({
mounted: false,
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advanced_options: ImmutableMap({
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do_not_federate: false,
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threaded_mode: false,
}),
sensitive: false,
elefriend: Math.random() < glitchProbability ? Math.floor(Math.random() * totalElefriends) : totalElefriends,
spoiler: false,
spoiler_text: '',
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privacy: null,
text: '',
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focusDate: null,
caretPosition: null,
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preselectDate: null,
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in_reply_to: null,
is_submitting: false,
is_uploading: false,
progress: 0,
media_attachments: ImmutableList(),
suggestion_token: null,
suggestions: ImmutableList(),
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default_advanced_options: ImmutableMap({
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do_not_federate: false,
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threaded_mode: null, // Do not reset
}),
default_privacy: 'public',
default_sensitive: false,
resetFileKey: Math.floor((Math.random() * 0x10000)),
idempotencyKey: null,
tagHistory: ImmutableList(),
doodle: ImmutableMap({
fg: 'rgb( 0, 0, 0)',
bg: 'rgb(255, 255, 255)',
swapped: false,
mode: 'draw',
size: 'normal',
weight: 2,
opacity: 1,
adaptiveStroke: true,
smoothing: false,
}),
});
function statusToTextMentions(state, status) {
let set = ImmutableOrderedSet([]);
if (status.getIn(['account', 'id']) !== me) {
set = set.add(`@${status.getIn(['account', 'acct'])} `);
}
return set.union(status.get('mentions').filterNot(mention => mention.get('id') === me).map(mention => `@${mention.get('acct')} `)).join('');
};
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function apiStatusToTextMentions (state, status) {
let set = ImmutableOrderedSet([]);
if (status.account.id !== me) {
set = set.add(`@${status.account.acct} `);
}
return set.union(status.mentions.filter(
mention => mention.id !== me
).map(
mention => `@${mention.acct} `
)).join('');
}
function apiStatusToTextHashtags (state, status) {
const text = unescapeHTML(status.content);
return ImmutableOrderedSet([]).union(recoverHashtags(status.tags, text).map(
(name) => `#${name} `
)).join('');
}
function clearAll(state) {
return state.withMutations(map => {
map.set('text', '');
map.set('spoiler', false);
map.set('spoiler_text', '');
map.set('is_submitting', false);
map.set('in_reply_to', null);
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map.update(
'advanced_options',
map => map.mergeWith(overwrite, state.get('default_advanced_options'))
);
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map.set('privacy', state.get('default_privacy'));
map.set('sensitive', false);
map.update('media_attachments', list => list.clear());
map.set('idempotencyKey', uuid());
});
};
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function continueThread (state, status) {
return state.withMutations(function (map) {
let text = apiStatusToTextMentions(state, status);
text = text + apiStatusToTextHashtags(state, status);
map.set('text', text);
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if (status.spoiler_text) {
map.set('spoiler', true);
map.set('spoiler_text', status.spoiler_text);
} else {
map.set('spoiler', false);
map.set('spoiler_text', '');
}
map.set('is_submitting', false);
map.set('in_reply_to', status.id);
map.update(
'advanced_options',
map => map.merge(new ImmutableMap({ do_not_federate: /👁\ufe0f?\u200b?(?:<\/p>)?$/.test(status.content) }))
);
map.set('privacy', status.visibility);
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map.set('sensitive', false);
map.update('media_attachments', list => list.clear());
map.set('idempotencyKey', uuid());
map.set('focusDate', new Date());
map.set('caretPosition', null);
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map.set('preselectDate', new Date());
});
}
function appendMedia(state, media) {
const prevSize = state.get('media_attachments').size;
return state.withMutations(map => {
map.update('media_attachments', list => list.push(media));
map.set('is_uploading', false);
map.set('resetFileKey', Math.floor((Math.random() * 0x10000)));
map.set('idempotencyKey', uuid());
if (prevSize === 0 && (state.get('default_sensitive') || state.get('spoiler'))) {
map.set('sensitive', true);
}
});
};
function removeMedia(state, mediaId) {
const prevSize = state.get('media_attachments').size;
return state.withMutations(map => {
map.update('media_attachments', list => list.filterNot(item => item.get('id') === mediaId));
map.set('idempotencyKey', uuid());
if (prevSize === 1) {
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map.set('sensitive', false);
}
});
};
const insertSuggestion = (state, position, token, completion) => {
return state.withMutations(map => {
map.update('text', oldText => `${oldText.slice(0, position)}${completion}${completion[0] === ':' ? '\u200B' : ' '}${oldText.slice(position + token.length)}`);
map.set('suggestion_token', null);
map.update('suggestions', ImmutableList(), list => list.clear());
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map.set('focusDate', new Date());
map.set('caretPosition', position + completion.length + 1);
map.set('idempotencyKey', uuid());
});
};
const updateSuggestionTags = (state, token) => {
const prefix = token.slice(1);
return state.merge({
suggestions: state.get('tagHistory')
.filter(tag => tag.toLowerCase().startsWith(prefix.toLowerCase()))
.slice(0, 4)
.map(tag => '#' + tag),
suggestion_token: token,
});
};
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const insertEmoji = (state, position, emojiData) => {
const emoji = emojiData.native;
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return state.withMutations(map => {
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map.update('text', oldText => `${oldText.slice(0, position)}${emoji}\u200B${oldText.slice(position)}`);
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map.set('focusDate', new Date());
map.set('caretPosition', position + emoji.length + 1);
map.set('idempotencyKey', uuid());
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});
};
const hydrate = (state, hydratedState) => {
state = clearAll(state.merge(hydratedState));
if (hydratedState.has('text')) {
state = state.set('text', hydratedState.get('text'));
}
return state;
};
const domParser = new DOMParser();
const expandMentions = status => {
const fragment = domParser.parseFromString(status.get('content'), 'text/html').documentElement;
status.get('mentions').forEach(mention => {
fragment.querySelector(`a[href="${mention.get('url')}"]`).textContent = `@${mention.get('acct')}`;
});
return fragment.innerHTML;
};
export default function compose(state = initialState, action) {
switch(action.type) {
case STORE_HYDRATE:
return hydrate(state, action.state.get('compose'));
case COMPOSE_MOUNT:
return state.set('mounted', true);
case COMPOSE_UNMOUNT:
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return state.set('mounted', false);
case COMPOSE_ADVANCED_OPTIONS_CHANGE:
return state
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.set('advanced_options', state.get('advanced_options').set(action.option, !!overwrite(!state.getIn(['advanced_options', action.option]), action.value)))
.set('idempotencyKey', uuid());
case COMPOSE_SENSITIVITY_CHANGE:
return state.withMutations(map => {
if (!state.get('spoiler')) {
map.set('sensitive', !state.get('sensitive'));
}
map.set('idempotencyKey', uuid());
});
case COMPOSE_SPOILERNESS_CHANGE:
return state.withMutations(map => {
map.set('spoiler_text', '');
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map.set('spoiler', !state.get('spoiler'));
map.set('idempotencyKey', uuid());
if (!state.get('sensitive') && state.get('media_attachments').size >= 1) {
map.set('sensitive', true);
}
});
case COMPOSE_SPOILER_TEXT_CHANGE:
return state
.set('spoiler_text', action.text)
.set('idempotencyKey', uuid());
case COMPOSE_VISIBILITY_CHANGE:
return state
.set('privacy', action.value)
.set('idempotencyKey', uuid());
case COMPOSE_CHANGE:
return state
.set('text', action.text)
.set('idempotencyKey', uuid());
case COMPOSE_CYCLE_ELEFRIEND:
return state
.set('elefriend', (state.get('elefriend') + 1) % totalElefriends);
case COMPOSE_REPLY:
return state.withMutations(map => {
map.set('in_reply_to', action.status.get('id'));
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.update(
'advanced_options',
map => map.merge(new ImmutableMap({ do_not_federate: /👁\ufe0f?\u200b?(?:<\/p>)?$/.test(action.status.get('content')) }))
);
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map.set('focusDate', new Date());
map.set('caretPosition', null);
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map.set('preselectDate', new Date());
map.set('idempotencyKey', uuid());
if (action.status.get('spoiler_text').length > 0) {
let spoiler_text = action.status.get('spoiler_text');
if (!spoiler_text.match(/^re[: ]/i)) {
spoiler_text = 're: '.concat(spoiler_text);
}
map.set('spoiler', true);
map.set('spoiler_text', spoiler_text);
} else {
map.set('spoiler', false);
map.set('spoiler_text', '');
}
});
case COMPOSE_REPLY_CANCEL:
state = state.setIn(['advanced_options', 'threaded_mode'], false);
case COMPOSE_RESET:
return state.withMutations(map => {
map.set('in_reply_to', null);
map.set('text', '');
map.set('spoiler', false);
map.set('spoiler_text', '');
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map.set('privacy', state.get('default_privacy'));
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map.update(
'advanced_options',
map => map.mergeWith(overwrite, state.get('default_advanced_options'))
);
map.set('idempotencyKey', uuid());
});
case COMPOSE_SUBMIT_REQUEST:
case COMPOSE_UPLOAD_CHANGE_REQUEST:
return state.set('is_submitting', true);
case COMPOSE_SUBMIT_SUCCESS:
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return action.status && state.getIn(['advanced_options', 'threaded_mode']) ? continueThread(state, action.status) : clearAll(state);
case COMPOSE_SUBMIT_FAIL:
case COMPOSE_UPLOAD_CHANGE_FAIL:
return state.set('is_submitting', false);
case COMPOSE_UPLOAD_REQUEST:
return state.set('is_uploading', true);
case COMPOSE_UPLOAD_SUCCESS:
return appendMedia(state, 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 COMPOSE_MENTION:
return state.withMutations(map => {
map.update('text', text => [text.trim(), `@${action.account.get('acct')} `].filter((str) => str.length !== 0).join(' '));
map.set('focusDate', new Date());
map.set('caretPosition', null);
map.set('idempotencyKey', uuid());
});
case COMPOSE_DIRECT:
return state.withMutations(map => {
map.update('text', text => [text.trim(), `@${action.account.get('acct')} `].filter((str) => str.length !== 0).join(' '));
map.set('privacy', 'direct');
map.set('focusDate', new Date());
map.set('caretPosition', null);
map.set('idempotencyKey', uuid());
});
case COMPOSE_SUGGESTIONS_CLEAR:
return state.update('suggestions', ImmutableList(), list => list.clear()).set('suggestion_token', null);
case COMPOSE_SUGGESTIONS_READY:
return state.set('suggestions', ImmutableList(action.accounts ? action.accounts.map(item => item.id) : action.emojis)).set('suggestion_token', action.token);
case COMPOSE_SUGGESTION_SELECT:
return insertSuggestion(state, action.position, action.token, action.completion);
case COMPOSE_SUGGESTION_TAGS_UPDATE:
return updateSuggestionTags(state, action.token);
case COMPOSE_TAG_HISTORY_UPDATE:
return state.set('tagHistory', fromJS(action.tags));
case TIMELINE_DELETE:
if (action.id === state.get('in_reply_to')) {
return state.set('in_reply_to', null);
} else {
return state;
}
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case COMPOSE_EMOJI_INSERT:
return insertEmoji(state, action.position, action.emoji);
case COMPOSE_UPLOAD_CHANGE_SUCCESS:
return state
.set('is_submitting', false)
.update('media_attachments', list => list.map(item => {
if (item.get('id') === action.media.id) {
return fromJS(action.media);
}
return item;
}));
case COMPOSE_DOODLE_SET:
return state.mergeIn(['doodle'], action.options);
case REDRAFT:
return state.withMutations(map => {
map.set('text', unescapeHTML(expandMentions(action.status)));
map.set('in_reply_to', action.status.get('in_reply_to_id'));
map.set('privacy', action.status.get('visibility'));
map.set('media_attachments', action.status.get('media_attachments'));
map.set('focusDate', new Date());
map.set('caretPosition', null);
map.set('idempotencyKey', uuid());
if (action.status.get('spoiler_text').length > 0) {
map.set('spoiler', true);
map.set('spoiler_text', action.status.get('spoiler_text'));
} else {
map.set('spoiler', false);
map.set('spoiler_text', '');
}
});
default:
return state;
}
};