from flask import render_template, request
from testapp import app
from collections import Counter

# ユーザーごとの点数を格納する辞書
user_score = {}

# playerの数
MAX_PLAYER = 3

# scoreを保存するデータ
data = [0] * MAX_PLAYER
# 　user名を保存するデータ
user = [0] * MAX_PLAYER

# ゲーム中の選択肢を保存
choices = []

# ユーザーを識別するための番号(実際の初期値は０にする)
user_number = 0

data_count = 0

order_table = ""



@app.route("/form", methods=["GET", "POST"])
def index():
    global user_number, data_count, order_table, most_common_option
    if request.method == "GET":
        return render_template("testapp/index.html")
    
    if request.method == "POST":
        # ゲーム開始時にユーザー数を出しておき，それぞれに識別番号を振る
        if request.form.get("username"):
            # ユーザー名を取得し，ユーザー情報を登録
            username = request.form.get("username")
            user[user_number] = username
            print("Received name:", username, "UserNumber:", user_number)

            user_number += 1
            # クライアントサイドに識別番号を返す
            return str(user_number - 1)

        # ゲーム中に選択肢を取得し，集計する
        if request.form.get("choice"):
            if len(choices) >= MAX_PLAYER:
                choices.clear()
            choices.append(request.form.get("choice"))
            print("Received choice:", choices)

            if len(choices) >= MAX_PLAYER:
                most_common_option = calculate_majority(choices)
                print("Answer:", most_common_option)
                return "WAIT"

        # 他の人が終わるまで待機
        if request.form.get("checkothers"):
            if len(choices) < user_number:
                return "WAIT"
            # 全員のデータが集まった場合は，多数派を計算
            else:
                return str(most_common_option)

        # ゲーム終了時，識別番号とスコアを受け取る
        if request.form.get("number") and request.form.get("score"):
            # 識別番号を取得
            user_number = int(request.form.get("number"))
            # スコアを取得
            score = int(request.form.get("score"))  # nemoto変更
            data[user_number] = score
            print(
                "Received number:",
                user_number,
                "\nUserName:",
                user[user_number],
                "\nScore:",
                data[user_number],
            )
            data_count += 1

            # すべてのデータが集まった場合，順位表を作成 otaki
            if data_count >= user_number:
                scores_order, user_number_order = calculate_order(data)
                print(scores_order, user_number_order)
                order_table = create_order_table(scores_order, user_number_order)

            return "WAIT"

        # 最終結果を集計
        if request.form.get("checkResult"):
            # 　順位表が作成した場合はそれを返す
            if order_table == "":
                return "WAIT"
            else:
                return order_table

        return "WAIT"


# 多数派の計算
def calculate_majority(get_data):
    counter = Counter(get_data)
    # 最も多く出現する要素を取得する
    get_most_common_option = counter.most_common(1)[0][0]
    return get_most_common_option


# ランキング上位の計算
def calculate_order(get_data):
    get_sorted_numbers_with_indices = sorted(
        enumerate(get_data), key=lambda x: x[1], reverse=True
    )
    get_scores = [item[1] for item in get_sorted_numbers_with_indices]
    get_labels = [item[0] for item in get_sorted_numbers_with_indices]

    return get_scores, get_labels


# 順位表の作成 otaki
def create_order_table(scores, labels):
    order_table = ""
    for i in range(MAX_PLAYER):
        order_table += (
            str(i + 1) + "位  " + user[int(labels[i])] + "  " + str(scores[i]) + "pt\n"
        )
    print(order_table)
    return order_table