import types from '../../types'

import datasetReducer from '../../dataset/dataset.reducer'

const samplernnInitialState = {
  loading: true,
  progress: { i: 0, n: 0 },
  error: null,
  folders: [],
  folder_id: 0,
  data: null,
  lossReport: null,
}

const samplernnReducer = (state = samplernnInitialState, action) => {
  if (action.data && action.data.module === 'samplernn') {
    return datasetReducer(state, action)
  }

  switch(action.type) {

    case types.samplernn.set_folder:
      return {
        ...state,
        folder_id: action.folder_id,
      }

    case types.samplernn.load_loss:
      return {
        ...state,
        lossReport: action.lossReport,
      }

    case types.app.load_progress:
      return {
        ...state,
        progress: action.progress
      }

    default:
      return state
  }
}

export default samplernnReducer