stream-chat-react-native-core/lib/commonjs/components/MessageList/utils/getGroupStyles.js

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

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.getGroupStyle = void 0;
var _utils = require("../../../utils/utils");
var getGroupStyle = ({
  message,
  previousMessage,
  nextMessage,
  maxTimeBetweenGroupedMessages,
  nextMessageDateSeparatorDate,
  dateSeparatorDate
}) => {
  var groupStyles = [];
  var userId = message?.user?.id || null;
  var isTopMessage = !previousMessage || previousMessage.type === 'system' || previousMessage.type === 'error' || userId !== previousMessage?.user?.id || dateSeparatorDate || (0, _utils.isEditedMessage)(previousMessage);
  var isBottomMessage = !nextMessage || nextMessage.type === 'system' || nextMessage.type === 'error' || userId !== nextMessage?.user?.id || nextMessageDateSeparatorDate || maxTimeBetweenGroupedMessages !== undefined && nextMessage.created_at.getTime() - message.created_at.getTime() > maxTimeBetweenGroupedMessages || (0, _utils.isEditedMessage)(message);
  if (isTopMessage) {
    groupStyles.push('top');
  }
  if (isBottomMessage) {
    if (isTopMessage || message.type === 'error') {
      groupStyles.splice(0, groupStyles.length);
      groupStyles.push('single');
    } else {
      groupStyles.push('bottom');
    }
  }
  if (!isTopMessage && !isBottomMessage) {
    if (message.type === 'error') {
      groupStyles.splice(0, groupStyles.length);
      groupStyles.push('single');
    } else {
      groupStyles.splice(0, groupStyles.length);
      groupStyles.push('middle');
    }
  }
  return groupStyles;
};
exports.getGroupStyle = getGroupStyle;
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