/**
 * https://tools.ietf.org/html/rfc5260
 */

(Sieve => {

const Grammar = Sieve.Grammar;

class DateTest extends Grammar.Test
{
	constructor()
	{
		super('date');
		this.zone         = new Grammar.QuotedString;
		this.originalzone = false;
		this.header_name  = new Grammar.QuotedString;
		this.date_part    = new Grammar.QuotedString;
		this.key_list     = new Grammar.StringList;
		// rfc5260#section-6
		this.index        = new Grammar.Number;
		this.last         = false;
	}

//	get require() { return ['date','index']; }
	get require() { return 'date'; }

	toString()
	{
		return 'date'
			+ (this.last ? ' :last' : (this.index.value ? ' :index ' + this.index : ''))
			+ (this.originalzone ? ' :originalzone' : (this.zone.length ? ' :zone ' + this.zone : ''))
//			+ ' ' + this.comparator
			+ ' ' + this.match_type
			+ ' ' + this.header_name
			+ ' ' + this.date_part
			+ ' ' + this.key_list;
	}

	pushArguments(args)
	{
		let l = args.length - 1;
		args.forEach((arg, i) => {
			if (':originalzone' === arg) {
				this.originalzone = true;
			} else if (':last' === arg) {
				this.last = true;
			} else if (':zone' === args[i-1]) {
				this.zone.value = arg.value;
			} else if (':index' === args[i-1]) {
				this.index.value = arg.value;
			} else if (l-2 === i) {
				this.header_name = arg;
			} else if (l-1 === i) {
				this.date_part = arg;
			} else if (l === i) {
				this.key_list = arg;
			}
		});
	}
}

class CurrentDate extends Grammar.Test
{
	constructor()
	{
		super('date');
		this.zone       = new Grammar.QuotedString;
		this.date_part  = new Grammar.QuotedString;
		this.key_list   = new Grammar.StringList;
	}

	get require() { return 'date'; }

	toString()
	{
		return 'date'
			+ (this.zone.length ? ' :zone ' + this.zone : '')
//			+ ' ' + this.comparator
			+ ' ' + this.match_type
			+ ' ' + this.date_part
			+ ' ' + this.key_list;
	}

	pushArguments(args)
	{
		let l = args.length - 1;
		args.forEach((arg, i) => {
			if (':zone' === args[i-1]) {
				this.zone.value = arg.value;
			} else if (l-1 === i) {
				this.date_part = arg;
			} else if (l === i) {
				this.key_list = arg;
			}
		});
	}
}

Sieve.Commands.date = DateTest;
Sieve.Commands.currentdate = CurrentDate;

})(this.Sieve);