private void btn_delete_documentary_Click(object sender, EventArgs e)
{
sql = $"delete from \"Documentary\" where digital_id = {FunctionsClass.GetColumnStr(dgv_documentary, "digital_id")}";
using var cmd = new NpgsqlCommand(sql, connection);
cmd.ExecuteNonQuery();
FunctionsClass.SelectData(selectDoc, dgv_documentary, connection);
}
private void btn_delete_access_Click(object sender, EventArgs e)
{
sql = sql = $"delete from \"Exclusive_Access\" where access_id = {FunctionsClass.GetColumnStr(dgv_access, "access_id")}";
using var cmd = new NpgsqlCommand(sql, connection);
cmd.ExecuteNonQuery();
FunctionsClass.SelectData(selectStr, dgv_access, connection);
}
private void btn_add_course_Click(object sender, EventArgs e)
{
string[] values = new string[6];
string[] prmNames = new string[] { "section_id", "title", "URL", "tutor", "video_count", "field" };
var prmNamesC = String.Join(",", prmNames);
for (int i = 0; i < 6; i++)
{
values[i] = FunctionsClass.GetColumnStr(dgv_course, prmNames[i]);
}
//sql = $"insert into \"Digital_Material\" ({prmNames[0]}, {prmNames[1]}, \"{prmNames[2]}\") values ('{values[0]}','{values[1]}','{values[2]}'; insert into \"Documentary\" (digital_id, {prmNames[3]}, {prmNames[4]}, {prmNames[5]})" +
// $"values ({values[3]},'{values[4]}','{values[5]}')";
sql = $"select* from course_add({values[0]},'{values[1]}','{values[2]}','{values[3]}','{values[4]}','{values[5]}')";
try
{
using var cmd = new NpgsqlCommand(sql, connection);
cmd.ExecuteNonQuery();
FunctionsClass.SelectData(selectCourse, dgv_course, connection);
}
catch (Exception exc)
{
MessageBox.Show(exc.Message);
}
FunctionsClass.SelectData(selectCourse, dgv_course, connection);
}
private void btn_add_documentary_Click(object sender, EventArgs e)
{
//string title = FunctionsClass.GetColumnStr(dgv_books, "title");
//string edition = FunctionsClass.GetColumnStr(dgv_books, "edition");
//string category = FunctionsClass.GetColumnStr(dgv_books, "category");
string[] values = new string[6];
string[] prmNames = new string[] { "section_id", "title", "URL", "director", "duration", "subject" };
var prmNamesC = String.Join(",", prmNames);
for (int i = 0; i < 6; i++)
{
values[i] = FunctionsClass.GetColumnStr(dgv_documentary, prmNames[i]);
}
//sql = $"insert into \"Digital_Material\" ({prmNames[0]}, {prmNames[1]}, \"{prmNames[2]}\") values ('{values[0]}','{values[1]}','{values[2]}'; insert into \"Documentary\" (digital_id, {prmNames[3]}, {prmNames[4]}, {prmNames[5]})" +
// $"values ({values[3]},'{values[4]}','{values[5]}')";
sql = $"select* from documentary_add({values[0]},'{values[1]}','{values[2]}','{values[3]}','{values[4]}','{values[5]}')";
try
{
using var cmd = new NpgsqlCommand(sql, connection);
cmd.ExecuteNonQuery();
FunctionsClass.SelectData(selectDoc, dgv_documentary, connection);
}
catch (Exception exc)
{
MessageBox.Show(exc.Message);
}
}
private void button1_Click(object sender, EventArgs e)
{
var values = new string[] {
FunctionsClass.GetColumnStr(dgv_staff, "contact_id"),
FunctionsClass.GetColumnStr(dgv_staff, "section_id"),
FunctionsClass.GetColumnStr(dgv_staff, "login_id"),
FunctionsClass.GetColumnStr(dgv_staff, "first_name"),
FunctionsClass.GetColumnStr(dgv_staff, "last_name"),
FunctionsClass.GetColumnStr(dgv_staff, "job_description"),
FunctionsClass.GetColumnStr(dgv_staff, "salary")
};
//insert into "Staff"(contact_id, section_id, login_id, first_name, last_name, job_description, salary) values(3, 46, 3, 'ali', 'veli', 'ogretim', 3000)
sql = $"insert into \"Staff\"(contact_id, section_id, login_id, first_name, last_name, job_description, salary) values({values[0]}, {values[1]}, {values[2]}, '{values[3]}', '{values[4]}', '{values[5]}', {values[6]})";
using var cmd = new NpgsqlCommand(sql, connection);
try
{
cmd.ExecuteNonQuery();
FunctionsClass.SelectData(select, dgv_staff, connection);
}
catch (Exception exc)
{
MessageBox.Show(exc.Message);
}
}
private void button2_Click(object sender, EventArgs e)
{
sql = $"insert into \"Book_Copy\" (book_id) values ({textbox_bookid.Text})";
using var cmd = new NpgsqlCommand(sql, connection);
cmd.ExecuteNonQuery();
FunctionsClass.SelectData(selectC, dgv_copies, connection);
}
private void btn_delete_auth_Click(object sender, EventArgs e)
{
sql = $"delete from \"Authentication_Info\" where login_id = {FunctionsClass.GetColumnStr(dgv_auth, "login_id")}";
using var cmd = new NpgsqlCommand(sql, connection);
cmd.ExecuteNonQuery();
FunctionsClass.SelectData(selectStr, dgv_auth, connection);
}
private void btn_add_book_Click(object sender, EventArgs e)
{
int author_id = Convert.ToInt32(FunctionsClass.GetColumnStr(dgv_books, "author_id"));
int section_id = Convert.ToInt32(FunctionsClass.GetColumnStr(dgv_books, "section_id"));
int publisher_id = Convert.ToInt32(FunctionsClass.GetColumnStr(dgv_books, "publisher_id"));
int page_count = Convert.ToInt32(FunctionsClass.GetColumnStr(dgv_books, "page_count"));
int price = Convert.ToInt32(FunctionsClass.GetColumnStr(dgv_books, "price"));
string title = FunctionsClass.GetColumnStr(dgv_books, "title");
string edition = FunctionsClass.GetColumnStr(dgv_books, "edition");
string category = FunctionsClass.GetColumnStr(dgv_books, "category");
sql = $"insert into \"Book\" (author_id,section_id,publisher_id,page_count,price,title,edition,category)" +
$" values({author_id}, {section_id}, {publisher_id}, {page_count}, {price}, '{title}', '{edition}', '{category}' ); ";
using var cmd = new NpgsqlCommand(sql, connection);
try
{
cmd.ExecuteNonQuery();
}
catch (Exception exc)
{
MessageBox.Show(exc.Message);
}
FunctionsClass.SelectData(select_book, dgv_books, connection);
}
private void button1_Click(object sender, EventArgs e)
{
sql = $"insert into \"Borrow_Info\" (member_id, copy_id) values ({textBox2.Text}, {textBox1.Text})";
using var cmd = new NpgsqlCommand(sql, connection);
cmd.ExecuteNonQuery();
FunctionsClass.SelectData(selectBorrow, dgv_borrow, connection);
}
private void btn_delete_contact_Click(object sender, EventArgs e)
{
sql = @"select * from contact_delete(:_id)";
using var cmd = new NpgsqlCommand(sql, connection);
cmd.Parameters.AddWithValue("_id", Convert.ToInt32(FunctionsClass.GetColumnStr(dgv_contacts, "contact_id")));
cmd.ExecuteNonQuery();
FunctionsClass.SelectData(sql, dgv_contacts, connection);
}
private void Form_Book_Load(object sender, EventArgs e)
{
connection.Open();
// show books authors and publishers
FunctionsClass.SelectData(select_book, dgv_books, connection);
FunctionsClass.SelectData(select_author, dgv_authors, connection);
FunctionsClass.SelectData(select_publisher, dgv_publishers, connection);
}
private void Form_Borrow_Load(object sender, EventArgs e)
{
connection.Open();
FunctionsClass.SelectData(selectB, dgv_book, connection);
FunctionsClass.SelectData(selectM, dgv_memb, connection);
FunctionsClass.SelectData(selectC, dgv_copies, connection);
FunctionsClass.SelectData(selectBorrow, dgv_borrow, connection);
}
private void btn_delete_author_Click(object sender, EventArgs e)
{
sql = @"select * from author_delete(:_id)";
using var cmd = new NpgsqlCommand(sql, connection);
//var rowIndex = dgv_authors.CurrentCell.RowIndex;
cmd.Parameters.AddWithValue("_id", Convert.ToInt32(FunctionsClass.GetColumnStr(dgv_authors, "author_id")));
cmd.ExecuteNonQuery();
FunctionsClass.SelectData(select_author, dgv_authors, connection);
}
private void button2_Click(object sender, EventArgs e)
{
sql = $"delete from \"Staff\" where staff_id = {FunctionsClass.GetColumnStr(dgv_staff, "staff_id")}";
using var cmd = new NpgsqlCommand(sql, connection);
//var rowIndex = dgv_authors.CurrentCell.RowIndex;
//cmd.Parameters.AddWithValue("_id", Convert.ToInt32());
cmd.ExecuteNonQuery();
FunctionsClass.SelectData(select, dgv_staff, connection);
}
private void btn_add_publisher_Click(object sender, EventArgs e)
{
sql = @"select * from publisher_insert(:_contact_id, :_name)";
using var cmd = new NpgsqlCommand(sql, connection);
cmd.Parameters.AddWithValue("_contact_id", Convert.ToInt32(FunctionsClass.GetColumnStr(dgv_publishers, "contact_id")));
cmd.Parameters.AddWithValue("_name", FunctionsClass.GetColumnStr(dgv_publishers, "name"));
cmd.ExecuteNonQuery();
FunctionsClass.SelectData(select_publisher, dgv_publishers, connection);
}
private void btn_add_access_Click(object sender, EventArgs e)
{
var login_id = FunctionsClass.GetColumnStr(dgv_access, "login_id");
var book_id = FunctionsClass.GetColumnStr(dgv_access, "book_id");
sql = $"insert into \"Exclusive_Access\" (login_id, book_id) values ({login_id}, {book_id})";
using var cmd = new NpgsqlCommand(sql, connection);
cmd.ExecuteNonQuery();
FunctionsClass.SelectData(selectStr, dgv_access, connection);
}
private void btn_add_author_Click(object sender, EventArgs e)
{
sql = @"select * from author_insert(:_name, :_surname);";
using var cmd = new NpgsqlCommand(sql, connection);
//var rowIndex = dgv_authors.CurrentCell.RowIndex;
cmd.Parameters.AddWithValue("_name", FunctionsClass.GetColumnStr(dgv_authors, "first_name"));
cmd.Parameters.AddWithValue("_surname", FunctionsClass.GetColumnStr(dgv_authors, "last_name"));
cmd.ExecuteNonQuery();
FunctionsClass.SelectData(select_author, dgv_authors, connection);
}
private void btn_add_section_Click(object sender, EventArgs e)
{
try
{
sql = @"select * from section_insert(:_name)";
using var cmd = new NpgsqlCommand(sql, connection);
cmd.Parameters.AddWithValue("_name", dgv_sections.CurrentCell.Value.ToString());
cmd.ExecuteNonQuery();
FunctionsClass.SelectData(selectStr, dgv_sections, connection);
}
catch (Exception ex) { MessageBox.Show("Hata: " + ex); }
}
private void btn_add_auth_Click(object sender, EventArgs e)
{
var passwd = FunctionsClass.GetColumnStr(dgv_auth, "password");
sql = $"insert into \"Authentication_Info\"(password) values('{passwd}')";
using var cmd = new NpgsqlCommand(sql, connection);
try
{
cmd.ExecuteNonQuery();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
FunctionsClass.SelectData(selectStr, dgv_auth, connection);
}
//string selectmem = @"select * from ""Member""";
//string selectmem = @"select * from ""Member""";
private void RefreshTables()
{
FunctionsClass.SelectData(selectMem, dgv_members, connection);
FunctionsClass.SelectData(selectAc, dgv_academicians, connection);
FunctionsClass.SelectData(selectGov, dgv_gov, connection);
}
private void Form_Contacts_Load(object sender, EventArgs e)
{
// select only contacts that belong to the owner.
connection.Open();
FunctionsClass.SelectData(selectStr, dgv_contacts, connection);
}
private void Form_Digital_Load(object sender, EventArgs e)
{
connection.Open();
FunctionsClass.SelectData(selectDoc, dgv_documentary, connection);
FunctionsClass.SelectData(selectCourse, dgv_course, connection);
}
private void Form_Staff_Load(object sender, EventArgs e)
{
connection.Open();
FunctionsClass.SelectData(select, dgv_staff, connection);
}
private void Form_Access_Load(object sender, EventArgs e)
{
connection.Open();
FunctionsClass.SelectData(selectStr, dgv_access, connection);
}