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path: root/app/javascript/flavours/glitch/reducers/statuses.js
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import {
  REBLOG_REQUEST,
  REBLOG_FAIL,
  FAVOURITE_REQUEST,
  FAVOURITE_FAIL,
  UNFAVOURITE_SUCCESS,
  BOOKMARK_REQUEST,
  BOOKMARK_FAIL,
} from 'flavours/glitch/actions/interactions';
import {
  STATUS_MUTE_SUCCESS,
  STATUS_UNMUTE_SUCCESS,
  STATUS_REVEAL,
  STATUS_HIDE,
  STATUS_COLLAPSE,
  STATUS_FETCH_REQUEST,
  STATUS_FETCH_FAIL,
} from 'flavours/glitch/actions/statuses';
import {
  TIMELINE_DELETE,
} from 'flavours/glitch/actions/timelines';
import { STATUS_IMPORT, STATUSES_IMPORT } from '../actions/importer';
import { Map as ImmutableMap, fromJS } from 'immutable';

const importStatus = (state, status) => state.set(status.id, fromJS(status));

const importStatuses = (state, statuses) =>
  state.withMutations(mutable => statuses.forEach(status => importStatus(mutable, status)));

const deleteStatus = (state, id, references) => {
  references.forEach(ref => {
    state = deleteStatus(state, ref, []);
  });

  return state.delete(id);
};

const initialState = ImmutableMap();

export default function statuses(state = initialState, action) {
  switch(action.type) {
  case STATUS_FETCH_REQUEST:
    return state.setIn([action.id, 'isLoading'], true);
  case STATUS_FETCH_FAIL:
    return state.delete(action.id);
  case STATUS_IMPORT:
    return importStatus(state, action.status);
  case STATUSES_IMPORT:
    return importStatuses(state, action.statuses);
  case FAVOURITE_REQUEST:
    return state.setIn([action.status.get('id'), 'favourited'], true);
  case UNFAVOURITE_SUCCESS:
    return state.updateIn([action.status.get('id'), 'favourites_count'], x => Math.max(0, x - 1));
  case FAVOURITE_FAIL:
    return state.get(action.status.get('id')) === undefined ? state : state.setIn([action.status.get('id'), 'favourited'], false);
  case BOOKMARK_REQUEST:
    return state.setIn([action.status.get('id'), 'bookmarked'], true);
  case BOOKMARK_FAIL:
    return state.get(action.status.get('id')) === undefined ? state : state.setIn([action.status.get('id'), 'bookmarked'], false);
  case REBLOG_REQUEST:
    return state.setIn([action.status.get('id'), 'reblogged'], true);
  case REBLOG_FAIL:
    return state.get(action.status.get('id')) === undefined ? state : state.setIn([action.status.get('id'), 'reblogged'], false);
  case STATUS_MUTE_SUCCESS:
    return state.setIn([action.id, 'muted'], true);
  case STATUS_UNMUTE_SUCCESS:
    return state.setIn([action.id, 'muted'], false);
  case STATUS_REVEAL:
    return state.withMutations(map => {
      action.ids.forEach(id => {
        if (!(state.get(id) === undefined)) {
          map.setIn([id, 'hidden'], false);
        }
      });
    });
  case STATUS_HIDE:
    return state.withMutations(map => {
      action.ids.forEach(id => {
        if (!(state.get(id) === undefined)) {
          map.setIn([id, 'hidden'], true);
        }
      });
    });
  case STATUS_COLLAPSE:
    return state.setIn([action.id, 'collapsed'], action.isCollapsed);
  case TIMELINE_DELETE:
    return deleteStatus(state, action.id, action.references);
  default:
    return state;
  }
};