import { createStore, combineReducers, applyMiddleware } from 'redux';
import combineActionsMiddleware from 'redux-combine-actions';
import * as reducers from './reducers';

let createStoreWithMiddleware = applyMiddleware(combineActionsMiddleware)(createStore);

let reducer = combineReducers(reducers);
let store = createStoreWithMiddleware(reducer);

export function addTodo(text) {
  return { type: ADD_TODO, text };
}

export function increment() {
  return { type: INCREMENT_COUNTER };
}

// Combine "addTodo" and "increment" actions
export function addTodoAndIncrement({text}) {

    return {
        types: [
            'COMBINED_ACTION_START',
            'COMBINED_ACTION_SUCCESS',
            'COMBINED_ACTION_ERROR'
        ],

        // Pass actions in array
        payload: [addTodo.bind(null, text), increment]
    };
}

// Dispatch action
store.dispatch(addTodoAndIncrement({text:'Dispatch combined action'}));

export function getProviders() {
    return {
        types: [
            'PROVIDERS_GET_PENDING',
            'PROVIDERS_GET_SUCCESS',
            'PROVIDERS_GET_ERROR'
        ],
        payload: {
            promise: api.getProvidersAsync()
        }
    };
}

export function getSubscribers() {
    return {
        types: [
            'SUBSCRIBER_GET_PENDING',
            'SUBSCRIBER_GET_SUCCESS',
            'SUBSCRIBER_GET_ERROR'
        ],
        payload: {
            promise: api.getSubscribersAsync()
        }
    };
}

// Combine "getProviders" and "getSubscribers" actions
export function fetchData() {

    return {
        types: [
            'DATABASE_FETCH_PENDING',
            'DATABASE_FETCH_SUCCESS',
            'DATABASE_FETCH_ERROR'
        ],

        // Set true for sequential actions
        sequence: true,

        // Pass actions in array
        payload: [getProviders, getSubscribers]
    };
}