import pygame
from pygame.locals import *
import os

# クイズの質問と回答データ
questions = [
    {
        "question": "日本の首都はどこですか？",
        "choices": ["A. 東京", "B. 大阪", "C. 京都", "D. 福岡"],
        "answer": "A"
    },
    {
        "question": "世界で最も高い山は何ですか？",
        "choices": ["A. エベレスト", "B. キリマンジャロ", "C. マッキンリー", "D. モンブラン"],
        "answer": "A"
    },
    {
        "question": "太陽系で最も大きな惑星は何ですか？",
        "choices": ["A. 地球", "B. 木星", "C. 火星", "D. 金星"],
        "answer": "B"
    },
    {
        "question": "日本で最も高い山は何ですか？",
        "choices": ["A. 富士山", "B. 北岳", "C. 焼岳", "D. 羊蹄山"],
        "answer": "A"
    },
    {
        "question": "世界で最も人口の多い国はどこですか？",
        "choices": ["A. 中国", "B. インド", "C. アメリカ", "D. インドネシア"],
        "answer": "A"
    }
]

# 初期設定
pygame.init()
clock = pygame.time.Clock()
window_width, window_height = 800, 600
window = pygame.display.set_mode((window_width, window_height))
pygame.display.set_caption("クイズゲーム")

# フォントファイルが格納されているディレクトリの絶対パスを取得
font_directory = "C:/Users/Admin/Documents/SourceHanSansJ/OTF/Japanese/"
font_path = os.path.join(font_directory, "SourceHanSans-Medium.otf")

pygame.font.init()
font = pygame.font.Font(font_path, 32)

num_questions = len(questions)
current_question_index = -1  # クイズが始まる前は-1
score = 0

def show_welcome_screen():
    window.fill((245, 245, 245))

    # 「クイズへようこそ」の表示
    welcome_text = "クイズへようこそ"
    welcome_surface = font.render(welcome_text, True, (38, 82, 156))
    welcome_rect = welcome_surface.get_rect(center=(window_width // 2, window_height // 2 - 50))
    window.blit(welcome_surface, welcome_rect)

    # 「スタート」ボタンの表示
    start_button_text = "スタート"
    start_button_rect = pygame.Rect(window_width // 2 - 100, window_height // 2 + 50, 200, 80)
    start_button_rect.inflate_ip(20, 10)  # マージンと余白を広げる
    pygame.draw.rect(window, (38, 82, 156), start_button_rect, border_radius=10)  # 丸みを持たせる

    text_surface = font.render(start_button_text, True, (255, 255, 255))
    text_rect = text_surface.get_rect(center=start_button_rect.center)
    window.blit(text_surface, text_rect)

    return start_button_rect

def show_question():
    question = questions[current_question_index]
    question_text = question["question"]
    choices = question["choices"]
    text_y = 200

    window.fill((245, 245, 245))

    # 問題番号の表示
    question_num_text = f"問題 {current_question_index + 1} / {num_questions}"
    question_num_surface = font.render(question_num_text, True, (38, 82, 156))
    question_num_rect = question_num_surface.get_rect(center=(window_width // 2, 50))
    window.blit(question_num_surface, question_num_rect)

    # 問題文の表示
    question_surface = font.render(question_text, True, (38, 82, 156))
    question_rect = question_surface.get_rect(center=(window_width // 2, 100))
    window.blit(question_surface, question_rect)

    # 選択肢の表示
    for choice in choices:
        choice_surface = font.render(choice, True, (38, 82, 156))
        choice_rect = choice_surface.get_rect(center=(window_width // 2, text_y))
        window.blit(choice_surface, choice_rect)
        text_y += 50

def check_answer(selected_choice):
    global current_question_index, score

    question = questions[current_question_index]
    answer = question["answer"]

    if selected_choice == answer:
        score += 1

    current_question_index += 1

    if current_question_index >= num_questions:
        show_result()
    else:
        show_question()

def show_result():
    window.fill((245, 245, 245))

    result_text = f"クイズ終了！ 正解数: {score}/{num_questions}"
    result_surface = font.render(result_text, True, (38, 82, 156))
    result_rect = result_surface.get_rect(center=(window_width // 2, window_height // 2))
    window.blit(result_surface, result_rect)

# クイズ開始前のページの表示
start_button_rect = show_welcome_screen()

# ゲームループ
running = True
while running:
    pygame.event.pump()

    for event in pygame.event.get():
        if event.type == QUIT:
            running = False
        elif event.type == KEYDOWN:
            if event.key == K_ESCAPE:
                running = False
        elif event.type == MOUSEBUTTONDOWN:
            mouse_x, mouse_y = pygame.mouse.get_pos()

            # スタートボタンがクリックされた場合、クイズを開始
            if start_button_rect.collidepoint(mouse_x, mouse_y) and current_question_index == -1:
                current_question_index = 0
                show_question()

            # 選択肢がクリックされた場合、回答をチェック
            if current_question_index >= 0:
                selected_choice = None

                if 100 <= mouse_x <= 400:
                    if 200 <= mouse_y <= 250:
                        selected_choice = "A"
                    elif 250 <= mouse_y <= 300:
                        selected_choice = "B"
                    elif 300 <= mouse_y <= 350:
                        selected_choice = "C"
                    elif 350 <= mouse_y <= 400:
                        selected_choice = "D"

                if selected_choice is not None:
                    check_answer(selected_choice)

    pygame.display.update()
    clock.tick(60)

pygame.quit()