sztm-excel/client/src/alerts/state.js

/** @module player/state */
// import { call, put, takeEvery, takeLatest } from 'redux-saga/effects'

/**
 * state.js
 *
 * Collection of everything which has to do with state changes.
 **/

/** actionTypes define what actions are handeled by the reducer. */
export const actions = {
  alertAdd: data => {
    console.log('adding alert', data)
    return {
      type: 'ALERT_ADD',
      data
    }
  },
  alertDismiss: alertId => {
    console.log('dismissing alert', alertId)
    return {
      type: 'ALERT_DISMISS',
      alertId
    }
  }
}
console.log('State actions', actions)

/** state definition */
export const state = {
  alerts: []
}
console.log('State state', state)

/** reducer is called by the redux dispatcher and handles all component actions */
export function reducer (state = [], action) {
  switch (action.type) {
    case 'ALERT_ADD':
      return { ...state, alerts: [ ...state.alerts, action.data ] }
    case 'ALERT_DISMISS':
      return { ...state, alerts: [ ...state.alerts.slice(0, action.alertId), ...state.alerts.slice(action.alertId + 1) ] }
    default:
      return state
  }
}

/** sagas are asynchronous workers (JS generators) to handle the state. */
export function * saga () {}