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-rw-r--r--app/javascript/flavours/glitch/reducers/compose.js349
1 files changed, 349 insertions, 0 deletions
diff --git a/app/javascript/flavours/glitch/reducers/compose.js b/app/javascript/flavours/glitch/reducers/compose.js
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+++ b/app/javascript/flavours/glitch/reducers/compose.js
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+import {
+  COMPOSE_MOUNT,
+  COMPOSE_UNMOUNT,
+  COMPOSE_CHANGE,
+  COMPOSE_REPLY,
+  COMPOSE_REPLY_CANCEL,
+  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_ADVANCED_OPTIONS_CHANGE,
+  COMPOSE_SENSITIVITY_CHANGE,
+  COMPOSE_SPOILERNESS_CHANGE,
+  COMPOSE_SPOILER_TEXT_CHANGE,
+  COMPOSE_VISIBILITY_CHANGE,
+  COMPOSE_EMOJI_INSERT,
+  COMPOSE_UPLOAD_CHANGE_REQUEST,
+  COMPOSE_UPLOAD_CHANGE_SUCCESS,
+  COMPOSE_UPLOAD_CHANGE_FAIL,
+  COMPOSE_DOODLE_SET,
+  COMPOSE_RESET,
+} from 'flavours/glitch/actions/compose';
+import { TIMELINE_DELETE } from 'flavours/glitch/actions/timelines';
+import { STORE_HYDRATE } from 'flavours/glitch/actions/store';
+import { Map as ImmutableMap, List as ImmutableList, OrderedSet as ImmutableOrderedSet, fromJS } from 'immutable';
+import uuid from 'flavours/glitch/util/uuid';
+import { me } from 'flavours/glitch/util/initial_state';
+import { overwrite } from 'flavours/glitch/util/js_helpers';
+
+const initialState = ImmutableMap({
+  mounted: false,
+  advanced_options: ImmutableMap({
+    do_not_federate: false,
+    threaded_mode: false,
+  }),
+  sensitive: false,
+  spoiler: false,
+  spoiler_text: '',
+  privacy: null,
+  text: '',
+  focusDate: null,
+  preselectDate: null,
+  in_reply_to: null,
+  is_submitting: false,
+  is_uploading: false,
+  progress: 0,
+  media_attachments: ImmutableList(),
+  suggestion_token: null,
+  suggestions: ImmutableList(),
+  default_advanced_options: ImmutableMap({
+    do_not_federate: false,
+    threaded_mode: null,  //  Do not reset
+  }),
+  default_privacy: 'public',
+  default_sensitive: false,
+  resetFileKey: Math.floor((Math.random() * 0x10000)),
+  idempotencyKey: null,
+  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('');
+};
+
+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 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);
+    map.update(
+      'advanced_options',
+      map => map.mergeWith(overwrite, state.get('default_advanced_options'))
+    );
+    map.set('privacy', state.get('default_privacy'));
+    map.set('sensitive', false);
+    map.update('media_attachments', list => list.clear());
+    map.set('idempotencyKey', uuid());
+  });
+};
+
+function continueThread (state, status) {
+  return state.withMutations(function (map) {
+    map.set('text', apiStatusToTextMentions(state, status));
+    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>)?$/.test(status.content) }))
+    );
+    map.set('privacy', status.visibility);
+    map.set('sensitive', false);
+    map.update('media_attachments', list => list.clear());
+    map.set('idempotencyKey', uuid());
+    map.set('focusDate', new Date());
+    map.set('preselectDate', new Date());
+  });
+}
+
+function appendMedia(state, media) {
+  const prevSize = state.get('media_attachments').size;
+
+  return state.withMutations(map => {
+    map.update('media_attachments', list => list.push(media));
+    map.set('is_uploading', false);
+    map.set('resetFileKey', Math.floor((Math.random() * 0x10000)));
+    map.update('text', oldText => `${oldText.trim()} ${media.get('text_url')}`);
+    map.set('focusDate', new Date());
+    map.set('idempotencyKey', uuid());
+
+    if (prevSize === 0 && (state.get('default_sensitive') || state.get('spoiler'))) {
+      map.set('sensitive', true);
+    }
+  });
+};
+
+function removeMedia(state, mediaId) {
+  const media    = state.get('media_attachments').find(item => item.get('id') === mediaId);
+  const prevSize = state.get('media_attachments').size;
+
+  return state.withMutations(map => {
+    map.update('media_attachments', list => list.filterNot(item => item.get('id') === mediaId));
+    map.update('text', text => text.replace(media.get('text_url'), '').trim());
+    map.set('idempotencyKey', uuid());
+
+    if (prevSize === 1) {
+      map.set('sensitive', false);
+    }
+  });
+};
+
+const insertSuggestion = (state, position, token, completion) => {
+  return state.withMutations(map => {
+    map.update('text', oldText => `${oldText.slice(0, position)}${completion}${completion[0] === ':' ? '\u200B' : ' '}${oldText.slice(position + token.length)}`);
+    map.set('suggestion_token', null);
+    map.update('suggestions', ImmutableList(), list => list.clear());
+    map.set('focusDate', new Date());
+    map.set('idempotencyKey', uuid());
+  });
+};
+
+const insertEmoji = (state, position, emojiData) => {
+  const emoji = emojiData.native;
+
+  return state.withMutations(map => {
+    map.update('text', oldText => `${oldText.slice(0, position)}${emoji}\u200B${oldText.slice(position)}`);
+    map.set('focusDate', new Date());
+    map.set('idempotencyKey', uuid());
+  });
+};
+
+const privacyPreference = (a, b) => {
+  if (a === 'direct' || b === 'direct') {
+    return 'direct';
+  } else if (a === 'private' || b === 'private') {
+    return 'private';
+  } else if (a === 'unlisted' || b === 'unlisted') {
+    return 'unlisted';
+  } else {
+    return 'public';
+  }
+};
+
+const hydrate = (state, hydratedState) => {
+  state = clearAll(state.merge(hydratedState));
+
+  if (hydratedState.has('text')) {
+    state = state.set('text', hydratedState.get('text'));
+  }
+
+  return state;
+};
+
+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:
+    return state.set('mounted', false);
+  case COMPOSE_ADVANCED_OPTIONS_CHANGE:
+    return state
+      .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', '');
+      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_REPLY:
+    return state.withMutations(map => {
+      map.set('in_reply_to', action.status.get('id'));
+      map.set('text', statusToTextMentions(state, action.status));
+      map.set('privacy', privacyPreference(action.status.get('visibility'), state.get('default_privacy')));
+      map.update(
+        'advanced_options',
+        map => map.merge(new ImmutableMap({ do_not_federate: /👁\ufe0f?\u200b?(?:<\/p>)?$/.test(action.status.get('content')) }))
+      );
+      map.set('focusDate', new Date());
+      map.set('preselectDate', new Date());
+      map.set('idempotencyKey', uuid());
+
+      if (action.status.get('spoiler_text').length > 0) {
+        map.set('spoiler', true);
+        map.set('spoiler_text', action.status.get('spoiler_text'));
+      } else {
+        map.set('spoiler', false);
+        map.set('spoiler_text', '');
+      }
+    });
+  case COMPOSE_REPLY_CANCEL:
+  case COMPOSE_RESET:
+    return state.withMutations(map => {
+      map.set('in_reply_to', null);
+      map.set('text', '');
+      map.set('spoiler', false);
+      map.set('spoiler_text', '');
+      map.set('privacy', state.get('default_privacy'));
+      map.update(
+        'advanced_options',
+        map => map.mergeWith(overwrite, state.get('default_advanced_options'))
+      );
+      map.set('idempotencyKey', uuid());
+    });
+  case COMPOSE_SUBMIT_REQUEST:
+  case COMPOSE_UPLOAD_CHANGE_REQUEST:
+    return state.set('is_submitting', true);
+  case COMPOSE_SUBMIT_SUCCESS:
+    return action.status && state.getIn(['advanced_options', 'threaded_mode']) ? continueThread(state, action.status) : clearAll(state);
+  case COMPOSE_SUBMIT_FAIL:
+  case COMPOSE_UPLOAD_CHANGE_FAIL:
+    return state.set('is_submitting', false);
+  case COMPOSE_UPLOAD_REQUEST:
+    return state.set('is_uploading', true);
+  case COMPOSE_UPLOAD_SUCCESS:
+    return appendMedia(state, fromJS(action.media));
+  case COMPOSE_UPLOAD_FAIL:
+    return state.set('is_uploading', false);
+  case COMPOSE_UPLOAD_UNDO:
+    return removeMedia(state, action.media_id);
+  case COMPOSE_UPLOAD_PROGRESS:
+    return state.set('progress', Math.round((action.loaded / action.total) * 100));
+  case COMPOSE_MENTION:
+    return state
+      .update('text', text => `${text}@${action.account.get('acct')} `)
+      .set('focusDate', new Date())
+      .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 TIMELINE_DELETE:
+    if (action.id === state.get('in_reply_to')) {
+      return state.set('in_reply_to', null);
+    } else {
+      return state;
+    }
+  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 item.set('description', action.media.description);
+        }
+
+        return item;
+      }));
+  case COMPOSE_DOODLE_SET:
+    return state.mergeIn(['doodle'], action.options);
+  default:
+    return state;
+  }
+};