/*
 * Copyright (c) 2023 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import type { ActionData } from '../actions/Action';
import { Action } from '../actions/Action';

export type PreviewState = {
  surfaceId: number,
  xComponentWidth: number,
  xComponentHeight: number,
  isShowPreview: boolean,
  isShowFlashBlack: boolean,
}

const initState: PreviewState = {
  surfaceId: 0,
  xComponentWidth: 0,
  xComponentHeight: 0,
  isShowPreview: false,
  isShowFlashBlack: false,
}

export function previewReducer(state = initState, action: ActionData): PreviewState {
  switch (action.type) {
    case Action.ACTION_UPDATE_SURFACE_ID:
      return { ...state, surfaceId: action.data.surfaceId };
    case Action.ACTION_PREPARE_SURFACE:
      return { ...state, surfaceId: action.data.surfaceId };
    case Action.ACTION_CHANGE_X_COMPONENT_SIZE:
      return { ...state, xComponentWidth: action.data.xComponentWidth, xComponentHeight: action.data.xComponentHeight };
    case Action.ACTION_UPDATE_SHOW_PREVIEW_FLAG:
      return { ...state, isShowPreview: action.data.isShowPreview };
    case Action.ACTION_UPDATE_SHOW_FLASH_BLACK_FLAG:
      return { ...state, isShowFlashBlack: action.data.isShowFlashBlack };
    default:
      return state;
  }
}