My Cookie API.js

const myCookieApi = {
	
	existsValue: function (cookieName) {
		
		let value = myCookieApi.get(cookieName)
		
		if ( value === undefined || value === null || value == [] || value == {} || value === '' ) return false
			
		return true
	},
	existsAny: function () {
		
		let any = false
		
		for (let cname of memorization.allCookiesNames)
			any = myCookieApi.existsValue(cname)
			
		return any
	},
	get: function (cookieName) {
		
		let parts = `; ${document.cookie}`
		parts = parts.split(`; ${cookieName}=`)
		if (parts.length === 2) return parts.pop().split(';').shift()

	},
	getAll: function () {
		
		let arr = []
		
		for (let cname of memorization.allCookiesNames) 
			arr.push({ 
				name: cname, 
				value: myCookieApi.get(cname) 
			})
			
		return arr
	},
	setAll: function (allNewCookiesObjs, lifespanInMinutes) {
	
		let allCookiesNames = []
		for (let objName in allNewCookiesObjs) 
		allCookiesNames = objName.value
		
		// console.log(`Cookies before: \r\n${document.cookie}`)
		myCookieApi.remove(allCookiesNames)
		
		// Calculate date of expiration
		let expDateTime = new Date(),
		time = expDateTime.getTime()
		expDateTime = new Date(time + 60000 * lifespanInMinutes)
		expDateTime = expDateTime.toGMTString()
		
		// Prepares new cookie
		let str = ``
    for (let c of allNewCookiesObjs) str += `${c.name}=${c.value}; `
    
		// Writes new cookie
    document.cookie = `${str} expires=${expDateTime}; domain=${document.domain}; path=/`
    
    // console.clear()
    str = ``
		for (let cname of memorization.allCookiesNames)
    	str += myCookieApi.get(cname) + `\r\n`
		
		console.log(`Memorized user settings: \r\n${str}`)
			
		return str
	},
	set: function (name, newValue, lifespanInMinutes) {
		
		// Updates data
		newSet = myCookieApi.getAll()
		newSet.find(c => c.name == name).value = newValue
		
		// Updates cookies with data
		myCookieApi.setAll(newSet, lifespanInMinutes)
		
		// console.log(`Cookie: ${myCookieApi.get(name)}`)
		return myCookieApi.existsValue(name)
	},
	remove: function (...cookieNames) {
		
    let str = ''
    for (let cname of arguments) str += `${cname}=; `
    document.cookie = `${str} expires=Thu, 01 Jan 1970 00:00:00 GMT; domain=${document.domain}; path=/`

	},
	getExpirationDate: function() { 
			
		return myCookieApi.get('expires')
	},
	setExpirationDate: function(allCookiesNames, lifespanInMinutes) {
			
		let expDateTime = new Date()
		
		// Zero equals delete all cookies
		if (lifespanInMinutes == 0) {
			
			if (!confirm('You are about to cancel all of the changes that you made. Continue?')) return false
			
			myCookieApi.remove(allCookiesNames)
		}
		
		// Calculates new delay
		let time = expDateTime.getTime()
		expDateTime = new Date(time + 60000 * lifespanInMinutes)
		expDateTime = expDateTime.toGMTString()
		
		// Updates all cookies with new delay
		myCookieApi.setAll( myCookieApi.getAll(), expDateTime )
	}
}