import { getTime } from "../datetime";

class Sort implements ISort {
	emptyValue = "1/1/1970";
	dates(a: string, b: string): number {
		const value1 = getTime(a || this.emptyValue);
		const value2 = getTime(b || this.emptyValue);
		return value1 - value2;
	}
	numbers(a?: string | number | null, b?: string | number | null): number {
		return Number(a || 0) - Number(b || 0);
	}
	stringsNumeric(a?: string | null, b?: string | null): number {
		if (!a && !b) return 0;
		if (!a) return -1;
		if (!b) return 1;
		return a.localeCompare(b, undefined, { numeric: true });
	}
	strings(a?: string, b?: string): number {
		if ((a || "").toLowerCase() > (b || "").toLowerCase()) return 1;
		if ((a || "").toLowerCase() < (b || "").toLowerCase()) return -1;
		return 0;
	}
	numbersWithSymbols(a?: string, b?: string): number {
		const value1 = Number((a || "0").match(/^\d+/g)?.[0] || 0);
		const value2 = Number((b || "0").match(/^\d+/g)?.[0] || 0);
		return value2 - value1;
	}
}

export const sort = new Sort();

interface ISort {
	strings(): number;
	numbers(a?: string | number | null, b?: string | number | null): number;
	dates(a: string, b: string): number;
}