173 lines
5.5 KiB
Python
173 lines
5.5 KiB
Python
from flask import Flask, render_template, request, redirect, url_for, session
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import random
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app = Flask(__name__)
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app.secret_key = 'supersecretkey' # 用于 session 加密
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class db_base():
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# 存储多个问题和答案
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ask_answer = [
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{"问题": """
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面向对象的三大特点？
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A.无序，唯一，封装 B.继承，多态，封装 C.继承，无序，多态
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"""
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, "答案": "B"},
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{"问题": """
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程序的运行结果？
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a=5
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def solve(a):
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if a==2:
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return 0
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print(a)
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for i in range(1,a+1):
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sol = solve(i)
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return sol
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print(solve(a))
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"""
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, "答案": ""},
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{"问题": "问题3", "答案": "C"}
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]
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table1_db = [{"name": "战神战无不胜", "password": "123456", "score": 0}] # 初始用户数据
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def __init__(self, name="数据库"):
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self.name = name
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def add(self, name, password, score=0):
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""" 添加新用户 """
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self.table1_db.append({"name": name, "password": password, "score": score})
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def show(self):
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""" 返回所有用户信息 """
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return self.table1_db
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def change(self, name, score):
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""" 修改用户的分数 """
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for i in self.table1_db:
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if i["name"] == name:
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i["score"] = score
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return
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def fliter(self):
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""" 排序并返回按分数降序排列的用户列表 """
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score_list = sorted(self.table1_db, key=lambda x: x["score"], reverse=True)
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return score_list
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def ask_question(self, name, answers):
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""" 用户答题并更新分数 """
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score = 0
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# 遍历所有问题，检查答案
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for i, question in enumerate(self.ask_answer):
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correct_answer = question["答案"]
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if answers[i] == correct_answer:
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score += 3 # 每个问题答对得10分
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self.change(name, score)
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def authenticate(self, name, password):
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""" 验证用户名和密码 """
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for user in self.table1_db:
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if user["name"] == name and user["password"] == password:
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return True
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return False
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# 初始化数据库
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db = db_base()
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# 常见的昵称词汇
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adjectives = ["快乐", "微笑", "温", "亮", "甜美", "阳光", "皮", "萌萌", "幸福", "自由", "聪明", "勇敢", "帅气", "人", "光", "安静", "甜蜜"]
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nouns = ["小猫", "狗", "熊", "星星", "月亮", "飞鸟", "星辰", "玫瑰", "蓝天", "云", "海洋", "沙滩", "花", "苹果", "橙子", "草地", "心情"]
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colors = ["红", "蓝", "紫", "绿", "黄", "粉", "黑", "白", "银", "金", "橙", "青"]
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# 组合生成昵称
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def generate_random_nickname():
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adj = random.choice(adjectives) # 从形容词中选择
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noun = random.choice(nouns) # 从名词中选择
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color = random.choice(colors) # 从颜色中选择
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nickname = adj + color + noun # 组合成昵称
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return nickname
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# 添加10个随机用户
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for i in range(9):
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name = str(generate_random_nickname())
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password = str(random.randint(111111, 999999))
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score = random.randint(0, 100)*3
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db.add(name, password, score)
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# 首页，展示问题和表单
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@app.route('/')
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def index():
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# 检查用户是否登录
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if 'username' not in session:
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return redirect(url_for('login')) # 未登录则跳转到登录页面
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# 提供所有问题
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question_list = db.ask_answer
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return render_template('index.html', question_list=question_list)
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# 登录页面
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@app.route('/login', methods=['GET', 'POST'])
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def login():
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if request.method == 'POST':
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name = request.form['name']
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password = request.form['password']
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# 验证用户名和密码
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if db.authenticate(name, password):
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session['username'] = name # 将用户名存入 session
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return redirect(url_for('index')) # 登录成功后跳转到首页
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else:
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return "登录失败，用户名或密码错误！" # 登录失败提示
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return render_template('login.html')
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# 提交答案
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@app.route('/submit_answer', methods=['POST'])
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def submit_answer():
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if 'username' not in session:
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return redirect(url_for('login')) # 用户未登录时跳转到登录页面
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name = session['username'] # 获取当前登录的用户名
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answers = []
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# 获取所有问题的答案
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for i in range(1, len(db.ask_answer) + 1):
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answer = request.form.get(f"answer{i}")
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answers.append(answer)
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# 用户回答所有问题
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db.ask_question(name, answers)
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# 跳转到排行榜页面
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return redirect(url_for('ranking'))
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# 排行榜页面
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@app.route('/ranking')
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def ranking():
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if 'username' not in session:
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return redirect(url_for('login')) # 用户未登录时跳转到登录页面
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# 获取排序后的成绩
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sorted_users = db.fliter()
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return render_template('ranking.html', users=sorted_users)
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# 添加随机用户
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@app.route('/add_users')
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def add_users():
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for _ in range(10):
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name = str(random.randint(10, 100))
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password = str(random.randint(111111, 999999))
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score = random.randint(1, 40)
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db.add(name, password, score)
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return redirect(url_for('index'))
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# 注销登录
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@app.route('/logout')
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def logout():
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session.pop('username', None) # 删除 session 中的用户名
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return redirect(url_for('login')) # 跳转到登录页面
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if __name__ == '__main__':
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app.run(debug=True)
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