kepler.gl/src/reducers/ui-state.js

kepler.gl is a webgl based application to visualize large scale location data in the browser

// Copyright (c) 2018 Uber Technologies, Inc.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.

import {handleActions} from 'redux-actions';
import ActionTypes from 'constants/action-types';
import {
  ADD_DATA_ID,
  EXPORT_DATA_TYPE,
  RATIOS,
  RESOLUTIONS
} from 'constants/default-settings';
import {
  openDeleteModalUpdater,
  toggleModalUpdater,
  showExportDropdownUpdater,
  hideExportDropdownUpdater,
  toggleSidePanelUpdater,
  toggleMapControlUpdater,

  // export image
  cleanupExportImage,
  setExportImageDataUri,
  setRatioUpdater,
  setResolutionUpdater,
  startExportingImage,
  toggleLegendUpdater,
  // export data
  setExportSelectedDatasetUpdater,
  setExportDataTypeUpdater,
  setExportFilteredUpdater,
  setExportConfigUpdater,
  setExportDataUpdater
} from './ui-state-updaters';

export const DEFAULT_ACTIVE_SIDE_PANEL = 'layer';
export const DEFAULT_MODAL = ADD_DATA_ID;

export const DEFAULT_MAP_CONTROLS = {
  visibleLayers: {
    show: true,
    active: false
  },
  mapLegend: {
    show: true,
    active: false
  },
  toggle3d: {
    show: true
  },
  splitMap: {
    show: true
  }
};

export const DEFAULT_EXPORT_IMAGE = {
  // user options
  ratio: RATIOS.SCREEN,
  resolution: RESOLUTIONS.ONE_X,
  legend: false,
  // exporting state
  imageDataUri: '',
  exporting: false
};

export const DEFAULT_EXPORT_DATA = {
  selectedDataset: '',
  dataType: EXPORT_DATA_TYPE.CSV,
  filtered: true,
  config: false, // no longer used, since we removed the option to export config from modal data export
  data: false // this is used in modal config export
};

export const INITIAL_UI_STATE = {
  readOnly: false,
  activeSidePanel: DEFAULT_ACTIVE_SIDE_PANEL,
  currentModal: DEFAULT_MODAL,
  datasetKeyToRemove: null,
  visibleDropdown: null,
  // export image modal ui
  exportImage: DEFAULT_EXPORT_IMAGE,
  // export data modal ui
  exportData: DEFAULT_EXPORT_DATA,
  // map control panels
  mapControls: DEFAULT_MAP_CONTROLS
};

const actionHandler = {
  [ActionTypes.TOGGLE_SIDE_PANEL]: toggleSidePanelUpdater,
  [ActionTypes.TOGGLE_MODAL]: toggleModalUpdater,
  [ActionTypes.SHOW_EXPORT_DROPDOWN]: showExportDropdownUpdater,
  [ActionTypes.HIDE_EXPORT_DROPDOWN]: hideExportDropdownUpdater,
  [ActionTypes.OPEN_DELETE_MODAL]: openDeleteModalUpdater,
  [ActionTypes.TOGGLE_MAP_CONTROL]: toggleMapControlUpdater,

  [ActionTypes.SET_RATIO]: setRatioUpdater,
  [ActionTypes.SET_RESOLUTION]: setResolutionUpdater,
  [ActionTypes.TOGGLE_LEGEND]: toggleLegendUpdater,
  [ActionTypes.START_EXPORTING_IMAGE]: startExportingImage,
  [ActionTypes.SET_EXPORT_IMAGE_DATA_URI]: setExportImageDataUri,
  [ActionTypes.CLEANUP_EXPORT_IMAGE]: cleanupExportImage,

  [ActionTypes.SET_EXPORT_SELECTED_DATASET]: setExportSelectedDatasetUpdater,
  [ActionTypes.SET_EXPORT_DATA_TYPE]: setExportDataTypeUpdater,
  [ActionTypes.SET_EXPORT_FILTERED]: setExportFilteredUpdater,
  [ActionTypes.SET_EXPORT_CONFIG]: setExportConfigUpdater,
  [ActionTypes.SET_EXPORT_DATA]: setExportDataUpdater
};

/* Reducer */
export const uiStateReducerFactory = (initialState = {}) =>
  handleActions(actionHandler, {...INITIAL_UI_STATE, ...initialState, initialState});

export default uiStateReducerFactory();