internal bool NovelVoted(int id)
{
string connectionString = "server=localhost;userid=root;password=123456;database=novel";
using (MySqlConnection connection = new MySqlConnection(connectionString))
{
try
{
//get vote
NovelModel nv = SelectOneNovel(id.ToString());
int newVote = nv.Voting + 1;
string insertData = "UPDATE novel_infor SET `Voting`=@Voting WHERE id=@idold";
MySqlCommand command = new MySqlCommand(insertData, connection);
//select old novel
command.Parameters.AddWithValue("@idold", id);
command.Parameters.AddWithValue("@Voting", newVote);
connection.Open();
command.ExecuteNonQuery();
}
catch (Exception ex)
{
return(false);
}
}
return(true);
}
public NovelModel SelectOneNovel(string id)
{
string query = "SELECT * FROM `novel_infor` WHERE Id='" + id + "'";
MySqlConnection conn = new MySqlConnection("server=localhost;userid=root;password=123456;database=novel");
MySqlCommand cmd = new MySqlCommand(query, conn);
conn.Open();
var reader = cmd.ExecuteReader();
NovelModel readNovel = new NovelModel();
if (reader.Read())
{
readNovel.Id = reader.GetString(0);
readNovel.Name = reader.GetString(1);
readNovel.Link = reader.GetString(2);
readNovel.Author = reader.GetString(3);
readNovel.Chap_number = Int32.Parse(reader.GetString(4));
readNovel.Rating = Int32.Parse(reader.GetString(5));
readNovel.Viewer = Int32.Parse(reader.GetString(6));
readNovel.Voting = Int32.Parse(reader.GetString(7));
readNovel.Recommandation = Int32.Parse(reader.GetString(8));
readNovel.Image_link = reader.GetString(9);
readNovel.Owner = reader.GetString(10);
readNovel.upload_date = Convert.ToDateTime(reader.GetString(11));
}
conn.Close();
return(readNovel);
}
public List <NovelModel> TenNovel()
{
string query = "SELECT * FROM `novel_infor` WHERE 1 ORDER BY Upload_date DESC LIMIT 10";
MySqlConnection conn = new MySqlConnection("server=localhost;userid=root;password=123456;database=novel");
MySqlCommand cmd = new MySqlCommand(query, conn);
conn.Open();
var reader = cmd.ExecuteReader();
List <NovelModel> lresult = new List <NovelModel>();
int i = 0;
while (reader.Read())
{
NovelModel readNovel = new NovelModel();
readNovel.Id = reader.GetString(0);
readNovel.Name = reader.GetString(1);
readNovel.Link = reader.GetString(2);
readNovel.Author = reader.GetString(3);
readNovel.Chap_number = Int32.Parse(reader.GetString(4));
readNovel.Rating = Int32.Parse(reader.GetString(5));
readNovel.Viewer = Int32.Parse(reader.GetString(6));
readNovel.Voting = Int32.Parse(reader.GetString(7));
readNovel.Recommandation = Int32.Parse(reader.GetString(8));
readNovel.upload_date = Convert.ToDateTime(reader.GetString(11));
if (reader.GetString(9) != null)
{
readNovel.Image_link = reader.GetString(9);
}
lresult.Add(readNovel);
i++;
}
DBCloseConnection(conn);
return(lresult);
}
internal List <NovelModel> GetAllNovelByUserId(int id)
{
string query = "SELECT * FROM `novel_infor` WHERE Owner =" + id;
MySqlConnection conn = new MySqlConnection("server=localhost;userid=root;password=123456;database=novel");
MySqlCommand cmd = new MySqlCommand(query, conn);
conn.Open();
var reader = cmd.ExecuteReader();
List <NovelModel> lresult = new List <NovelModel>();
int i = 0;
while (reader.Read())
{
NovelModel readNovel = new NovelModel();
readNovel.Id = reader.GetString(0);
readNovel.Name = reader.GetString(1);
readNovel.Link = reader.GetString(2);
readNovel.Author = reader.GetString(3);
readNovel.Chap_number = Int32.Parse(reader.GetString(4));
readNovel.Rating = Int32.Parse(reader.GetString(5));
readNovel.Viewer = Int32.Parse(reader.GetString(6));
readNovel.Voting = Int32.Parse(reader.GetString(7));
readNovel.Recommandation = Int32.Parse(reader.GetString(8));
readNovel.Image_link = reader.GetString(9);
//checking null for the owner
readNovel.Owner = (reader.GetString(10) != null) ? reader.GetString(10) : "";
readNovel.upload_date = Convert.ToDateTime(reader.GetString(11));
lresult.Add(readNovel);
i++;
}
DBCloseConnection(conn);
return(lresult);
}
public bool AddNewNovel(NovelModel nv)
{
string connectionString = "server=localhost;userid=root;password=123456;database=novel";
using (MySqlConnection connection = new MySqlConnection(connectionString))
{
try
{
string insertData = "insert into novel_infor(Name,Link,Author,Chap_number," +
"Rating, Viewer, Voting, Recommandation, image_link, Owner,Upload_date) values "
+ "(@Name, @Link, @Author, @Chap_number, @Rating, @Viewer, @Voting,"
+ "@Recommandation, @image_link, @Owner,@Upload_date)";
MySqlCommand command = new MySqlCommand(insertData, connection);
command.Parameters.AddWithValue("@Name", nv.Name);
command.Parameters.AddWithValue("@Link", nv.Link);
command.Parameters.AddWithValue("@Author", nv.Author);
command.Parameters.AddWithValue("@Chap_number", nv.Chap_number);
command.Parameters.AddWithValue("@Rating", 0);
command.Parameters.AddWithValue("@Viewer", 0);
command.Parameters.AddWithValue("@Voting", 0);
command.Parameters.AddWithValue("@Recommandation", 0);
command.Parameters.AddWithValue("@image_link", nv.Image_link);
command.Parameters.AddWithValue("@Owner", nv.Owner);
nv.upload_date = DateTime.Now;
command.Parameters.AddWithValue("@Upload_date", nv.upload_date);
connection.Open();
int result = command.ExecuteNonQuery();
}
catch (Exception ex)
{
return(false);
}
}
return(true);
}
public bool EditNovel(int nvid, NovelModel newNv)
{
string connectionString = "server=localhost;userid=root;password=123456;database=novel";
using (MySqlConnection connection = new MySqlConnection(connectionString))
{
try
{
string insertData = "UPDATE novel_infor SET `Name`=@Name,"
+ "`Link`=@Link,`Author`=@Author,Viewer=@Viewer,"
+ "`image_link`=@image_link WHERE id=@idold";
MySqlCommand command = new MySqlCommand(insertData, connection);
//select old novel
command.Parameters.AddWithValue("@idold", nvid);
//data updated
command.Parameters.AddWithValue("@Name", newNv.Name);
command.Parameters.AddWithValue("@Link", newNv.Link);
command.Parameters.AddWithValue("@Author", newNv.Author);
command.Parameters.AddWithValue("@image_link", newNv.Image_link);
command.Parameters.AddWithValue("@Viewer", newNv.Viewer);
connection.Open();
command.ExecuteNonQuery();
}
catch (Exception ex)
{
return(false);
}
}
return(true);
}
