/// <summary> /// 登录 /// </summary> /// <param name="db"></param> /// <param name="username"></param> /// <param name="password"></param> /// <returns></returns> public async static Task <LoginOrRegisterResult> LoginAsync(PublicBicyclesContext db, string username, string password) { //判断参数是否为空 if (string.IsNullOrWhiteSpace(username) || string.IsNullOrWhiteSpace(password)) { return(new LoginOrRegisterResult() { Type = LoginOrRegisterResultType.Empty }); } //寻找用户名与密码都匹配的用户 User user = await db.Users .FirstOrDefaultAsync(p => p.Username == username && p.Password == CreateMD5(username + password)); if (user == null) { //返回用户名或密码错误 return(new LoginOrRegisterResult() { Type = LoginOrRegisterResultType.Wrong }); } db.Entry(user).State = EntityState.Modified; //修改并保存用户信息 await db.SaveChangesAsync(); return(new LoginOrRegisterResult() { User = user }); }
/// <summary> /// 设置密码 /// </summary> /// <param name="db"></param> /// <param name="user">车主</param> /// <param name="password">新密码</param> /// <returns></returns> public async static Task SetPasswordAsync(PublicBicyclesContext db, User user, string password) { user.Password = CreateMD5(user.Username + password); db.Entry(user).State = EntityState.Modified; await db.SaveChangesAsync(); }