import os
from quart import Quart, render_template, request, session, redirect, url_for,jsonify,send_file
from quart_sqlalchemy import SQLAlchemy
from quart_session import Session
from web.common.utils import generate_captcha,login_required
from myutils.ConfigManager import myCongif
from core.DBManager import mDBM
from . import api
from web.common.errors import handle_error


@api.route('/user/code',methods=['GET'])
async def user_get_code():  #获取验证码
    captcha_text, buffer = generate_captcha()
    print(captcha_text)
    session['captcha'] = captcha_text  # 记录验证码？
    return await send_file(buffer, mimetype='image/png')


@api.route('/user/login',methods=['POST'])
async def user_login(): #用户登录
    username = (await request.form)['username']
    password = (await request.form)['password']
    captcha = (await request.form)['captcha']
    if captcha != session.get('captcha'):
        #验证码验证过后，需要失效
        #？
        return '验证码错误', 400
    #比对用户名和密码
    strsql = f"select password from user where username = '{username}'"
    db_password = mDBM.do_select(strsql,1)
    if db_password:
        if db_password[0] == password:  #后续需要对密码进行MD5加默
            print("登录成功")
            session['user'] = username
            return redirect(url_for('main.get_html', html='实时预览.html'))
    return '用户名或密码错误', 400

@api.route('/user/userinfo',methods=['GET'])
@login_required
async def user_info():  #获取用户列表
    strsql = "select username,status,people,tellnum from user;";
    data = mDBM.do_select(strsql)
    if data:
        user_list = [{"username": user[0], "status": user[1],
                      "people":user[2],"tellnum":user[3]} for user in data]
        return jsonify(user_list)
    else:
        return jsonify(0)


@api.route('/user/adduser',methods=['POST'])
@login_required
async def user_adduser(): #新增用户
    username = (await request.form)['username']
    people = (await request.form)['people']
    tellnum = (await request.form)['tellnum']
    strsql = f"select username from user where username = '{username}';"
    data = mDBM.do_select(strsql)
    if data:
      reStatus = 0
      reMsg = '用户名重复，请重新输入！'
    else:
        strsql = (f"INSERT INTO user (username ,password ,status,people,tellnum ) VALUES "
                  f"('{username}','{myCongif.get_data("pw")}',1,'{people}','{tellnum}');")
        ret = mDBM.do_sql(strsql)
        if ret == True:
            reStatus = 1
            reMsg = '添加用户成功'
        else:
            reStatus = 0
            reMsg = '添加用户异常，请联系管理员处理！'
    return jsonify({'status':reStatus,'msg':reMsg})

@api.route('/user/passwd',methods=['POST'])
@login_required
async def user_change_passwd(): #重置密码
    username = (await request.form)['username']
    strsql = f"update user set password='{myCongif.get_data("pw")}' where username='{username}';"
    ret = mDBM.do_sql(strsql)
    if ret == True:
        reStatus = 1
        reMsg = '重置密码成功'
    else:
        reStatus = 0
        reMsg = '重置密码失败，请联系管理员处理！'
    return jsonify({'status':reStatus,'msg':reMsg})

@api.route('/user/changeuser',methods=['POST'])
@login_required
async def user_change_user_info(): #修改用户信息
    username = (await request.form)['username']
    people = (await request.form)['people']
    tellnum = (await request.form)['tellnum']
    strsql = f"update user set people='{people}',tellnum='{tellnum}' where username='{username}';"
    ret = mDBM.do_sql(strsql)
    if ret == True:
        reStatus = 1
        reMsg = '修改用户信息成功'
    else:
        reStatus = 0
        reMsg = '修改失败，请联系管理员处理！'
    return jsonify({'status': reStatus, 'msg': reMsg})

@api.route('/user/<int:user_id>', methods=['GET'])
async def get_user(user_id):
    try:
        user = user_id
        if user:
            return jsonify(user)
        else:
            return jsonify({'error': 'User not found'}), 404
    except Exception as e:
        return handle_error(e)