//5、将自己的年龄改为18岁
/// <summary>
/// 更新学生信息
/// </summary>
public void UpdateInfomation()
{
sqlAce = new SqlAccess();
con = SqlAccess.con;
string sql = ("update Student set Sage='18' where Sname='学生A'");
sqlAce.UpdateInfo(sql, con);
sqlAce.CloseMySQL();
}
//1、建立一个“学生”表Student，它由学号Sid、姓名Sname、性别Ssex、年龄Sage、 ,类型自己定义
/// <summary>
/// 创建学生表
/// </summary>
public void CreateStudentTable()
{
sqlAce = new SqlAccess();
con = SqlAccess.con;
string sql = ("create table student(Sid varchar(12),Sname varchar(8),Sage int,Sdept varchar(8)) CHARSET=utf8");
sqlAce.CreateTable(sql, con);
sqlAce.CloseMySQL();
}
public void Register() //注册
{
username = RegisterName.text;
string pw = RegisterPW.text;
if (username.Length < 3 || username.Length > 10)
{
RegisterFailText.text = "用户名应为3-10个英文或数字！";
}
else if (pw.Length < 6 || pw.Length > 14)
{
RegisterFailText.text = "密码应为6-14个字符！";
}
else
{
bool fail = false;
RegisterFailText.text = "";
try
{
sqlAce = new SqlAccess();
con = SqlAccess.con;
string sql = ("select name from users ");
Dictionary <int, List <string> > dic = sqlAce.QueryInfo(sql, con); //字典在封装类中
for (int i = 0; i < dic.Count; i++) //用户名查重
{
if (dic[i][0] == username)
{
RegisterFailText.text = "用户名已经存在，请更换新的用户名！";
fail = true;
break;
}
}
sqlAce.CloseMySQL();
if (!fail) //查重通过后添加用户
{
sqlAce = new SqlAccess();
con = SqlAccess.con;
sql = string.Format("insert into users(name,password) values('{0}','{1}')", username, SHA1Encrypt(pw));
sqlAce.InsertInfo(sql, con);
RegisterFailText.text = "注册成功！请返回登录窗口。";
RegisterName.text = "";
RegisterPW.text = "";
}
}
catch (Exception e)
{
RegisterFailText.text = "未知错误，可能是因为未连接到服务器";
Debug.Log(e.ToString()); return;
}
finally { sqlAce.CloseMySQL(); }
}
}
//4、查询所有学生的学号与姓名
/// <summary>
/// 查询学生信息02
/// </summary>
public void QueryInfomation2()
{
sqlAce = new SqlAccess();
con = SqlAccess.con;
string sql = ("select Sid,Sname from Student");
Dictionary <int, List <string> > dic = sqlAce.QueryInfo(sql, con);
for (int i = 0; i < dic.Count; i++)
{
Debug.Log(string.Format("学生学号：{0} 学生姓名：{1}", dic[i][0], dic[i][1]));
}
sqlAce.CloseMySQL();
}
//3、查询年龄在18至24岁之间的学生的姓名和专业
/// <summary>
/// 查询学生信息01
/// </summary>
public void QueryInfomation1()
{
sqlAce = new SqlAccess();
con = SqlAccess.con;
string sql = ("select Sname,Sdept from Student where Sage<'24' and Sage>'18' ");
Dictionary <int, List <string> > dic = sqlAce.QueryInfo(sql, con);
for (int i = 0; i < dic.Count; i++)
{
Debug.Log(string.Format("学生姓名：{0} 学生专业：{1}", dic[i][0], dic[i][1]));
}
sqlAce.CloseMySQL();
}
public void SaveGame(string[] stats) //存档
{
try
{
sqlAce = new SqlAccess();
con = SqlAccess.con;
string sql = string.Format("update users set STR='{0}',DEX='{1}',CON='{2}',INTE='{3}',WIS='{4}',CHA='{5}' where name='{6}'", stats[0], stats[1], stats[2], stats[3], stats[4], stats[5], username);
sqlAce.UpdateInfo(sql, con);
}
catch (Exception e)
{
Debug.Log(e.ToString()); return;
}
finally { sqlAce.CloseMySQL(); }
}
public void Login() //登录，测试用时，用户名example4，密码123456
{
username = LoginName.text;
string pw = LoginPW.text;
if (username.Length < 3 || username.Length > 10)
{
LoginFailText.text = "用户名应为3-10个英文或数字！";
}
else if (pw.Length < 6 || pw.Length > 14)
{
LoginFailText.text = "密码应为6-14个字符！";
}
else
{
bool fail = true;
LoginFailText.text = "";
try
{
sqlAce = new SqlAccess();
con = SqlAccess.con;
string sql = ("select name,password from users ");
Dictionary <int, List <string> > dic = sqlAce.QueryInfo(sql, con);
for (int i = 0; i < dic.Count; i++)
{
if (dic[i][0] == username && dic[i][1] == SHA1Encrypt(pw))
{
fail = false;
LoadGame(); //用户名密码验证通过后加载游戏
break;
}
}
if (fail)
{
LoginFailText.text = "用户名或密码错误！";
}
}
catch (Exception e)
{
LoginFailText.text = "未知错误，可能是因为未连接到服务器";
Debug.Log(e.ToString()); return;
}
finally { sqlAce.CloseMySQL(); }
}
}
//2、添加自己所在组的所有成员到表中。
/// <summary>
/// 学生表插值
/// </summary>
public void InsertInfomation()
{
sqlAce = new SqlAccess();
con = SqlAccess.con;
string sql1 = ("insert into Student(Sid,Sname,Sage,Sdept) values('1001','学生A','20','土木工程')");
string sql2 = ("insert into Student(Sid,Sname,Sage,Sdept) values('1002','学生B','15','计算机与科学')");
string sql3 = ("insert into Student(Sid,Sname,Sage,Sdept) values('1003','学生C','16','电子商务')");
string sql4 = ("insert into Student(Sid,Sname,Sage,Sdept) values('1004','学生D','25','电子竞技')");
string sql5 = ("insert into Student(Sid,Sname,Sage,Sdept) values('1005','学生E','23','网络工程')");
string[] str = new string[5] {
sql1, sql2, sql3, sql4, sql5
};
for (int i = 0; i < str.Length; i++)
{
sqlAce.InsertInfo(str[i], con);
}
sqlAce.CloseMySQL();
}
//6、删除学号为单数的学生记录
/// <summary>
/// 删除表信息
/// </summary>
public void DeleteInfomation()
{
sqlAce = new SqlAccess();
con = SqlAccess.con;
string sql2 = ("select Sid from Student");
Dictionary <int, List <string> > dic = sqlAce.QueryInfo(sql2, con);
sqlAce.CloseMySQL();
sqlAce = new SqlAccess();
con = SqlAccess.con;
for (int i = 0; i < dic.Count; i++)
{
if (Convert.ToInt32(dic[i][0]) % 2 == 1)
{
string sql1 = string.Format("delete from Student where Sid='{0}'", dic[i][0]);
sqlAce.DeleteInfo(sql1, con);
}
}
sqlAce.CloseMySQL();
}
public void LoadGame()
{
string[] stats = new string[6];
try //从数据库中获取人物六维
{
sqlAce = new SqlAccess();
con = SqlAccess.con;
string sql = string.Format("select STR,DEX,CON,INTE,WIS,CHA from users where name ='{0}'", username);
Dictionary <int, List <string> > dic = sqlAce.QueryInfo(sql, con); //封装类中的字典会自动将得到的数据转化为字符串格式
for (int i = 0; i <= 5; i++)
{
stats[i] = dic[0][i];
}
}
catch (Exception e)
{
Debug.Log(e.ToString()); return;
}
finally { sqlAce.CloseMySQL(); }
LoginWindow.SetActive(false);
PlayerWindow.SetActive(true);
PlayerWindow.GetComponent <Player>().LoadInClient(username, stats); //切换窗口，调用玩家类方法改变界面中文本
}