package com.jesusbornd.leviticus;

import java.util.*;

public class Leviticus_23_Chapter_Lv3 {

    enum Month { NISAN, SIVAN, TISHRI }

    record Feast(String name, int day, String memo) {}

    static class FeastCalendar {
        private final Map<Month, List<Feast>> calendar = new HashMap<>();

        FeastCalendar add(Month month, Feast feast) {
            calendar.computeIfAbsent(month, k -> new ArrayList<>()).add(feast);
            return this;
        }

        void lookup(Month month, int day) {
            List<Feast> feasts = calendar.getOrDefault(month, List.of());
            feasts.stream()
                .filter(f -> f.day() == day)
                .findFirst()
                .ifPresentOrElse(
                    f -> System.out.println(month + " " + day + "일 → " + f.name() + " (" + f.memo() + ")"),
                    () -> System.out.println(month + " " + day + "일 → 일반 날")
                );
        }
    }

    public static void main(String[] args) {
        FeastCalendar cal = new FeastCalendar()
            .add(Month.NISAN,  new Feast("유월절",   14, "어린양 잡음"))
            .add(Month.NISAN,  new Feast("무교절",   15, "7일간 무교병"))
            .add(Month.NISAN,  new Feast("초실절",   16, "첫 보리 단 흔들기"))
            .add(Month.SIVAN,  new Feast("칠칠절",    6, "밀 수확 50일 후"))
            .add(Month.TISHRI, new Feast("나팔절",    1, "나팔 소리"))
            .add(Month.TISHRI, new Feast("대속죄일", 10, "대제사장 지성소 입장"))
            .add(Month.TISHRI, new Feast("초막절",   15, "7일간 초막 거주"));

        cal.lookup(Month.NISAN,   14);
        cal.lookup(Month.TISHRI,  10);
        cal.lookup(Month.TISHRI,   3);
    }
}

from dataclasses import dataclass
from collections import defaultdict
from enum import Enum

class Month(Enum):
    NISAN  = "니산"
    SIVAN  = "시완"
    TISHRI = "티스리"

@dataclass
class Feast:
    name: str
    day: int
    memo: str

class FeastCalendar:
    def __init__(self):
        self._calendar: dict[Month, list[Feast]] = defaultdict(list)

    def add(self, month: Month, feast: Feast) -> "FeastCalendar":
        self._calendar[month].append(feast)
        return self

    def lookup(self, month: Month, day: int):
        match = next((f for f in self._calendar[month] if f.day == day), None)
        if match:
            print(f"{month.value} {day}일 → {match.name} ({match.memo})")
        else:
            print(f"{month.value} {day}일 → 일반 날")


if __name__ == "__main__":
    cal = (
        FeastCalendar()
        .add(Month.NISAN,  Feast("유월절",   14, "어린양 잡음"))
        .add(Month.NISAN,  Feast("무교절",   15, "7일간 무교병"))
        .add(Month.NISAN,  Feast("초실절",   16, "첫 보리 단 흔들기"))
        .add(Month.SIVAN,  Feast("칠칠절",    6, "밀 수확 50일 후"))
        .add(Month.TISHRI, Feast("나팔절",    1, "나팔 소리"))
        .add(Month.TISHRI, Feast("대속죄일", 10, "대제사장 지성소 입장"))
        .add(Month.TISHRI, Feast("초막절",   15, "7일간 초막 거주"))
    )

    cal.lookup(Month.NISAN,   14)
    cal.lookup(Month.TISHRI,  10)
    cal.lookup(Month.TISHRI,   3)