//  Package imports.
import { Map as ImmutableMap } from "immutable";

//  Our imports.
import { LOCAL_SETTING_CHANGE, LOCAL_SETTING_DELETE } from "flavours/glitch/actions/local_settings";
import { STORE_HYDRATE } from "flavours/glitch/actions/store";

const initialState = ImmutableMap({
  layout    : "mobile",
  stretch   : true,
  side_arm  : "none",
  side_arm_reply_mode : "keep",
  show_reply_count : false,
  always_show_spoilers_field: true,
  confirm_missing_media_description: false,
  confirm_boost_missing_media_description: false,
  confirm_before_clearing_draft: true,
  prepend_cw_re: false,
  preselect_on_reply: false,
  inline_preview_cards: true,
  hicolor_privacy_icons: false,
  show_content_type_choice: true,
  tag_misleading_links: true,
  rewrite_mentions: "no",
  confirm_unfollow: true,
  confirm_delete: true,
  confirm_boost: false,
  confirm_favourite: false,
  content_warnings : ImmutableMap({
    auto_unfold  : false,
    filter       : null,
    media_outside: true,
    shared_state : true,
  }),
  collapsed : ImmutableMap({
    enabled     : true,
    auto        : ImmutableMap({
      all              : false,
      notifications    : false,
      lengthy          : true,
      reblogs          : false,
      replies          : false,
      media            : false,
      height           : 400,
    }),
    backgrounds : ImmutableMap({
      user_backgrounds : false,
      preview_images   : false,
    }),
    show_action_bar : true,
  }),
  media     : ImmutableMap({
    use_blurhash     : true,
    letterbox        : false,
    fullwidth        : true,
    reveal_behind_cw : false,
    pop_in_player    : true,
    pop_in_position  : "right",
  }),
  notifications : ImmutableMap({
    favicon_badge : false,
    tab_badge     : true,
  }),
  status_icons : ImmutableMap({
    language:   true,
    reply:      true,
    local_only: true,
    media:      true,
    visibility: true,
  }),
  theme: "mastodon-light",
});

const hydrate = (state, localSettings) => state.mergeDeep(localSettings);

export default function localSettings(state = initialState, action) {
  switch(action.type) {
    case STORE_HYDRATE:
      return hydrate(state, action.state.get("local_settings"));
    case LOCAL_SETTING_CHANGE:
      return state.setIn(action.key, action.value);
    case LOCAL_SETTING_DELETE:
      return state.deleteIn(action.key);
    default:
      return state;
  }
}