import Vue from 'vue'

import inflector from 'i'

const storage = window.localStorage

let helper = {}

/**

* string processor

*/

helper.i = inflector()

/**

* localStorage

*/

helper.ls = {

set (key, value) {

value = JSON.stringify(value)

storage.setItem(key, value)

},

get (key, defaultValue) {

let value = storage.getItem(key, value)

if (value === null || value === 'undefined' || value === '') {

value = defaultValue

} else {

value = JSON.parse(value)

}

return value

}

}

/**

* a wrapper for helper.ls

*/

helper.store = (key, value) => {

if (arguments.length < 2) {

return helper.ls.get(key)

} else {

return helper.ls.set(key, value)

}

}

Vue.directive('back', (el, binding) => {

el.onclick = () => window.history.go(-1)

})

export default helper