# -*- coding: utf-8 -*-

from datetime import datetime
from flask import render_template, request, redirect
from GirlsDayPython import app

def load_code():
    try:
        with open("code.txt", "r", encoding="utf-8") as f:
            return f.read().strip()
    except:
        return "1234"

def save_code(code):
    with open("code.txt", "w", encoding="utf-8") as f:
        f.write(code)

@app.route('/', methods=["GET", "POST"])
@app.route('/home', methods=["GET", "POST"])
def home():
    message = ""
    color = "green"
    success = False
    correct_code = load_code()

    if request.method == "POST":
        user_code = request.form["code"]

        if len(user_code) != len(correct_code):
            message = f"Ungültige Eingabe. Der Code ist {len(correct_code)}-stellig."
            color = "red"
        else:
            errors = [i + 1 for i in range(len(correct_code)) if user_code[i] != correct_code[i]]

            if not errors:
                success = True
            else:
                if len(errors) == 1:
                    message = f"Falscher Code! An der Stelle {errors[0]} ist eine falsche Zahl eingetragen worden."
                else:
                    stellen = " und ".join(map(str, errors))
                    message = f"Falscher Code! An den Stellen {stellen} sind falsche Zahlen eingetragen worden."
                color = "red"

    return render_template(
        'index.html',
        title='Girls Day Quiz',
        year=datetime.now().year,
        message=message,
        color=color,
        success=success,
        code_length=len(correct_code)
    )

@app.route('/admin', methods=["GET", "POST"])
def admin():
    current_code = load_code()

    if request.method == "POST":
        new_code = request.form["code"]
        save_code(new_code)
        return redirect("/")

    return render_template("admin.html", code=current_code, title="Admin", year=datetime.now().year)

@app.route('/success')
def success_page():
    return render_template("success.html", title="Erfolg", year=datetime.now().year)

@app.route('/contact')
def contact():
    return render_template(
        'contact.html',
        title='Kontakt',
        year=datetime.now().year,
        message='Girls Day Quiz'
    )

@app.route('/about')
def about():
    return render_template(
        'about.html',
        title='Über uns',
        year=datetime.now().year,
        message='Girls Day Quiz'
    )