import { setBusinessFlow } from '../../states/BusinessFlowSlice';
import store from '@/states/store';
import { clearWorks, addWork } from '../../states/exam/examWorksCacheSlice';
import { prepareWorksForExam } from './worklistToExam';
import {
  transformWorksToBodyPositions,
  setBodyPositions,
} from '../../states/exam/bodyPositionListSlice';

/**
 * 从历史记录进入打印页面
 * @param selectedIds - 选中的 StudyID 数组
 */
const historyToPrint = async (selectedIds: string[]) => {
  const dispatch = store.dispatch;

  try {
    if (selectedIds.length === 0) {
      console.warn('[historyToPrint] No studies selected');
      return;
    }

    console.log('[historyToPrint] Loading data for print page:', selectedIds);

    // Clear existing works in the cache
    await dispatch(clearWorks());

    // 获取选中的 Task 对象
    const state = store.getState();
    const selectedTasks = state.historyEntities.data.filter((task) =>
      selectedIds.includes(task.StudyID)
    );

    if (selectedTasks.length === 0) {
      console.warn('[historyToPrint] No matching tasks found');
      return;
    }

    // 使用公共函数准备数据（获取详细信息）
    const preparedTasks = await prepareWorksForExam(selectedTasks);

    // 保存到 examWorksCache
    preparedTasks.forEach((task) => {
      dispatch(addWork(task));
    });

    // 转换为体位列表
    const bodyPositions = await transformWorksToBodyPositions(preparedTasks);
    await dispatch(setBodyPositions(bodyPositions));

    console.log(
      '[historyToPrint] Data loaded successfully, navigating to print page'
    );

    // 切换到打印页面
    await dispatch(setBusinessFlow('print'));
  } catch (error) {
    console.error('[historyToPrint] Error:', error);
    throw error;
  }
};

export default historyToPrint;