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

import type { Match } from '../../../locale/types.ts';
import { setISODay } from '../../../setISODay/index.ts';
import { Parser } from '../Parser.ts';
import type { ParseFlags, ParseResult } from '../types.ts';
import { mapValue, parseNDigits } from '../utils.ts';

// ISO day of week
export class ISODayParser extends Parser<number> {
  priority = 90;

  parse(dateString: string, token: string, match: Match): ParseResult<number> {
    const valueCallback = (value: number) => {
      if (value === 0) {
        return 7;
      }
      return value;
    };

    switch (token) {
      // 2
      case 'i':
      case 'ii': // 02
        return parseNDigits(token.length, dateString);
      // 2nd
      case 'io':
        return match.ordinalNumber(dateString, { unit: 'day' });
      // Tue
      case 'iii':
        return mapValue(
          match.day(dateString, {
            width: 'abbreviated',
            context: 'formatting',
          }) ||
            match.day(dateString, {
              width: 'short',
              context: 'formatting',
            }) ||
            match.day(dateString, {
              width: 'narrow',
              context: 'formatting',
            }),
          valueCallback,
        );
      // T
      case 'iiiii':
        return mapValue(
          match.day(dateString, {
            width: 'narrow',
            context: 'formatting',
          }),
          valueCallback,
        );
      // Tu
      case 'iiiiii':
        return mapValue(
          match.day(dateString, {
            width: 'short',
            context: 'formatting',
          }) ||
            match.day(dateString, {
              width: 'narrow',
              context: 'formatting',
            }),
          valueCallback,
        );
      // Tuesday
      case 'iiii':
      default:
        return mapValue(
          match.day(dateString, {
            width: 'wide',
            context: 'formatting',
          }) ||
            match.day(dateString, {
              width: 'abbreviated',
              context: 'formatting',
            }) ||
            match.day(dateString, {
              width: 'short',
              context: 'formatting',
            }) ||
            match.day(dateString, {
              width: 'narrow',
              context: 'formatting',
            }),
          valueCallback,
        );
    }
  }

  validate<DateType extends Date>(_date: DateType, value: number): boolean {
    return value >= 1 && value <= 7;
  }

  set<DateType extends Date>(date: DateType, _flags: ParseFlags, value: number): DateType {
    date = setISODay(date, value);
    date.setHours(0, 0, 0, 0);
    return date;
  }

  incompatibleTokens: string[] = ['y', 'Y', 'u', 'q', 'Q', 'M', 'L', 'w', 'd', 'D', 'E', 'e', 'c', 't', 'T'];
}

/* eslint-enable */