/* eslint-disable eslint-comments/no-unlimited-disable */
/* eslint-disable */
// @ts-nocheck

import { constructFrom } from '../../../constructFrom/index.ts';
import { getTimezoneOffsetInMilliseconds } from '../../../_lib/getTimezoneOffsetInMilliseconds/index.ts';
import { timezonePatterns } from '../constants.ts';
import { Parser } from '../Parser.ts';
import type { ParseFlags, ParseResult } from '../types.ts';
import { parseTimezonePattern } from '../utils.ts';

// Timezone (ISO-8601)
export class ISOTimezoneParser extends Parser<number> {
  priority = 10;

  parse(dateString: string, token: string): ParseResult<number> {
    switch (token) {
      case 'x':
        return parseTimezonePattern(timezonePatterns.basicOptionalMinutes, dateString);
      case 'xx':
        return parseTimezonePattern(timezonePatterns.basic, dateString);
      case 'xxxx':
        return parseTimezonePattern(timezonePatterns.basicOptionalSeconds, dateString);
      case 'xxxxx':
        return parseTimezonePattern(timezonePatterns.extendedOptionalSeconds, dateString);
      case 'xxx':
      default:
        return parseTimezonePattern(timezonePatterns.extended, dateString);
    }
  }

  set<DateType extends Date>(date: DateType, flags: ParseFlags, value: number): DateType {
    if (flags.timestampIsSet) return date;
    return constructFrom(date, date.getTime() - getTimezoneOffsetInMilliseconds(date) - value);
  }

  incompatibleTokens: string[] = ['t', 'T', 'X'];
}

/* eslint-enable */