import * as uuid from 'uuid'
import { Dispatch } from 'redux'
import { NotificationLevel } from './interfaces'
import { DEFAULT_AUTOCLOSE, NOTIFICATION_LEVELS } from './constants'

export const SHOW_NOTIFICATION = 'SHOW_NOTIFICATION'
export const HIDE_NOTIFICATION = 'HIDE_NOTIFICATION'

// autoclose can be a boolean value
// or you can set a custom autoclose duration in ms
export type Autoclose = boolean | number

export interface ShowNotificationAction {
    type: 'SHOW_NOTIFICATION'
    message: string,
    autoclose: number,  // must be a number by the time it reaches here
    id: string,
    level: NotificationLevel,
}

export interface HideNotificationAction {
    type: 'HIDE_NOTIFICATION'
    id: string
}

export type NotificationAction = ShowNotificationAction | HideNotificationAction

const autoCloseToTime = (autoclose: Autoclose): number =>
    typeof autoclose === 'number'
        ? autoclose
        : (autoclose ? DEFAULT_AUTOCLOSE : -1)

export const notificationError =
    (message: string, autoclose: Autoclose = DEFAULT_AUTOCLOSE) =>
        showNotification(NOTIFICATION_LEVELS.ERROR, message, autoCloseToTime(autoclose))

export const notificationWarning =
    (message: string, autoclose: Autoclose = DEFAULT_AUTOCLOSE) =>
        showNotification(NOTIFICATION_LEVELS.WARNING, message, autoCloseToTime(autoclose))

export const notificationDebug =
    (message: string, autoclose: Autoclose = DEFAULT_AUTOCLOSE) =>
        showNotification(NOTIFICATION_LEVELS.DEBUG, message, autoCloseToTime(autoclose))

export const notificationInfo =
    (message: string, autoclose: Autoclose = DEFAULT_AUTOCLOSE) =>
        showNotification(NOTIFICATION_LEVELS.INFO, message, autoCloseToTime(autoclose))

export const notificationSuccess =
    (message: string, autoclose: Autoclose = DEFAULT_AUTOCLOSE) =>
        showNotification(NOTIFICATION_LEVELS.SUCCESS, message, autoCloseToTime(autoclose))

export const showNotification = (
    level: NotificationLevel,
    message: string,
    autoclose: number = DEFAULT_AUTOCLOSE,
): ShowNotificationAction => ({
        type: SHOW_NOTIFICATION,
        id: uuid(),
        level,
        message,
        autoclose,
    })

export const hideNotification = (id: string): HideNotificationAction =>
    ({ type: HIDE_NOTIFICATION, id })