stream-chat-react-native-core/lib/commonjs/components/MessageMenu/hooks/useFetchReactions.js

The official React Native and Expo components for Stream Chat, a service for building chat applications

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.useFetchReactions = exports.upsertReactionInList = exports.removeReactionFromList = exports.reconcileUpdatedReactionInList = void 0;
var _asyncToGenerator2 = _interopRequireDefault(require("@babel/runtime/helpers/asyncToGenerator"));
var _slicedToArray2 = _interopRequireDefault(require("@babel/runtime/helpers/slicedToArray"));
var _react = require("react");
var _ChatContext = require("../../../contexts/chatContext/ChatContext");
var _TranslationContext = require("../../../contexts/translationContext/TranslationContext");
var _Notifications = require("../../Notifications");
var isSameReaction = (left, right) => left.user_id === right.user_id && left.type === right.type;
var upsertReactionInList = ({
  prevReactions,
  reaction,
  reactionType
}) => {
  if (!reactionType) {
    return [reaction, ...prevReactions.filter(currentReaction => !isSameReaction(currentReaction, reaction))];
  }
  if (reaction.type !== reactionType) {
    return prevReactions;
  }
  return [reaction, ...prevReactions.filter(currentReaction => currentReaction.user_id !== reaction.user_id)];
};
exports.upsertReactionInList = upsertReactionInList;
var reconcileUpdatedReactionInList = ({
  prevReactions,
  reaction,
  reactionType
}) => {
  if (!reactionType) {
    return [reaction, ...prevReactions.filter(currentReaction => !isSameReaction(currentReaction, reaction))];
  }
  if (reaction.type !== reactionType) {
    return prevReactions.filter(currentReaction => currentReaction.user_id !== reaction.user_id);
  }
  return [reaction, ...prevReactions.filter(currentReaction => currentReaction.user_id !== reaction.user_id)];
};
exports.reconcileUpdatedReactionInList = reconcileUpdatedReactionInList;
var removeReactionFromList = ({
  prevReactions,
  reaction,
  reactionType
}) => {
  if (!reactionType) {
    return prevReactions.filter(currentReaction => !isSameReaction(currentReaction, reaction));
  }
  if (reaction.type !== reactionType) {
    return prevReactions;
  }
  return prevReactions.filter(currentReaction => currentReaction.user_id !== reaction.user_id);
};
exports.removeReactionFromList = removeReactionFromList;
var useFetchReactions = ({
  limit = 25,
  message,
  reactionType,
  sort
}) => {
  var _useState = (0, _react.useState)([]),
    _useState2 = (0, _slicedToArray2.default)(_useState, 2),
    reactions = _useState2[0],
    setReactions = _useState2[1];
  var _useState3 = (0, _react.useState)(true),
    _useState4 = (0, _slicedToArray2.default)(_useState3, 2),
    loading = _useState4[0],
    setLoading = _useState4[1];
  var _useState5 = (0, _react.useState)(undefined),
    _useState6 = (0, _slicedToArray2.default)(_useState5, 2),
    next = _useState6[0],
    setNext = _useState6[1];
  var messageId = message == null ? void 0 : message.id;
  var _useChatContext = (0, _ChatContext.useChatContext)(),
    client = _useChatContext.client;
  var _useTranslationContex = (0, _TranslationContext.useTranslationContext)(),
    t = _useTranslationContex.t;
  var _useNotificationApi = (0, _Notifications.useNotificationApi)(),
    addNotification = _useNotificationApi.addNotification;
  var sortString = (0, _react.useMemo)(() => JSON.stringify(sort), [sort]);
  var fetchReactions = (0, _react.useCallback)(function () {
    var _ref = (0, _asyncToGenerator2.default)(function* (next) {
      if (!messageId) {
        return;
      }
      try {
        var response = yield client.queryReactions(messageId, reactionType ? {
          type: reactionType
        } : {}, sort, {
          limit,
          next
        });
        if (response) {
          setNext(response.next);
          setReactions(prevReactions => next ? [...prevReactions, ...response.reactions] : response.reactions);
          setLoading(false);
        }
      } catch (error) {
        addNotification({
          message: t('Error fetching reactions'),
          options: {
            ...(error instanceof Error ? {
              originalError: error
            } : {}),
            severity: 'error',
            type: 'api:message:reactions:fetch:failed'
          },
          origin: {
            ...(message ? {
              context: {
                message
              }
            } : {}),
            emitter: 'Reactions'
          }
        });
      }
    });
    return function (_x) {
      return _ref.apply(this, arguments);
    };
  }(), [addNotification, client, limit, message, messageId, reactionType, sort, t]);
  var loadNextPage = (0, _react.useCallback)((0, _asyncToGenerator2.default)(function* () {
    if (next) {
      yield fetchReactions(next);
    }
  }), [fetchReactions, next]);
  (0, _react.useEffect)(() => {
    setReactions([]);
    setNext(undefined);
    fetchReactions(undefined);
  }, [fetchReactions, messageId, reactionType, sortString]);
  (0, _react.useEffect)(() => {
    var listeners = [];
    listeners.push(client.on('offline_reactions.queried', event => {
      var offlineReactions = event.offlineReactions;
      if (offlineReactions) {
        setReactions(offlineReactions);
        setLoading(false);
        setNext(undefined);
      }
    }));
    listeners.push(client.on('reaction.new', event => {
      var reaction = event.reaction;
      if (reaction) {
        setReactions(prevReactions => upsertReactionInList({
          prevReactions,
          reaction,
          reactionType
        }));
      }
    }));
    listeners.push(client.on('reaction.updated', event => {
      var reaction = event.reaction;
      if (reaction) {
        setReactions(prevReactions => reconcileUpdatedReactionInList({
          prevReactions,
          reaction,
          reactionType
        }));
      }
    }));
    listeners.push(client.on('reaction.deleted', event => {
      var reaction = event.reaction;
      if (reaction) {
        setReactions(prevReactions => removeReactionFromList({
          prevReactions,
          reaction,
          reactionType
        }));
      }
    }));
    return () => {
      listeners.forEach(listener => {
        listener == null || listener.unsubscribe();
      });
    };
  }, [client, reactionType]);
  return {
    loading,
    loadNextPage,
    reactions
  };
};
exports.useFetchReactions = useFetchReactions;
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