mirador/dist/es/src/state/reducers/catalog.js

An open-source, web-based 'multi-up' viewer that supports zoom-pan-rotate functionality, ability to display/compare simple images, and images with annotations.

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function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }

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import ActionTypes from '../actions/action-types';
/**
 * catalogReducer
 */

export var catalogReducer = function catalogReducer() {
  var state = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : [];
  var action = arguments.length > 1 ? arguments[1] : undefined;

  switch (action.type) {
    case ActionTypes.ADD_RESOURCE:
      if (state.some(function (m) {
        return m.manifestId === action.manifestId;
      })) return state;
      return [_objectSpread({
        manifestId: action.manifestId
      }, action.payload)].concat(_toConsumableArray(state));

    case ActionTypes.ADD_WINDOW:
      if (state.some(function (m) {
        return m.manifestId === action.window.manifestId;
      })) return state;
      return [{
        manifestId: action.window.manifestId
      }].concat(_toConsumableArray(state));

    case ActionTypes.UPDATE_WINDOW:
      if (!action.payload.manifestId) return state;
      if (state.some(function (m) {
        return m.manifestId === action.payload.manifestId;
      })) return state;
      return [{
        manifestId: action.payload.manifestId
      }].concat(_toConsumableArray(state));

    case ActionTypes.REMOVE_RESOURCE:
      return state.filter(function (r) {
        return r.manifestId !== action.manifestId;
      });

    case ActionTypes.IMPORT_CONFIG:
      return action.config.catalog || [];

    case ActionTypes.IMPORT_MIRADOR_STATE:
      return action.state.catalog || [];

    default:
      return state;
  }
};