Form Administrasi

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Data.OleDb;

namespace Prasetiyo
{
    public partial class FrmAdm : Form
    {
        double vbiaya;

        public FrmAdm()
        {
            InitializeComponent();
        }

        void ambildata()
        {
            tyo.tbladm.Clear();
            tyo.daadm.Fill(tyo.tbladm);
        }

        void bersih()
        {
            tbkodeadministrasi.Clear();
            tanggal.Value = DateTime.Now;

            cbkodepasien.Text = "";
            tbnamapasien.Clear();
            tbjeniskelamin.Clear();
            tbstatus.Clear();
            tbalamat.Clear();

            cbkodedokter.Text = "";
            tbnamadokter.Clear();
            tbspesialis.Clear();
            tbtelpon.Clear();

            tbbiaya.Clear();
            tbkodeadministrasi.Focus();
        }

        private void FrmAdm_Load(object sender, EventArgs e)
        {
            this.KeyPreview = true;

            tyo.con = tyo.konek_db();
            tyo.daadm = new OleDbDataAdapter
                ("select * from administrasi", tyo.con);
            ambildata();

            dataGridView1.DataSource = tyo.tbladm;
            dataGridView1.ReadOnly = true;
            dataGridView1.AllowUserToAddRows = false;

            dataGridView1.Columns[0].HeaderText = "Kode Adm";
            dataGridView1.Columns[0].Width = 100;

            dataGridView1.Columns[1].HeaderText = "Tanggal";
            dataGridView1.Columns[1].Width = 130;
            dataGridView1.Columns[1].DefaultCellStyle.Format = "dd MMMM yyyy";

            dataGridView1.Columns[2].HeaderText = "Kode Pasien";
            dataGridView1.Columns[2].Width = 120;

            dataGridView1.Columns[3].HeaderText = "Kode Dokter";
            dataGridView1.Columns[3].Width = 120;

            dataGridView1.Columns[4].HeaderText = "Biaya";
            dataGridView1.Columns[4].Width = 150;
            dataGridView1.Columns[4].DefaultCellStyle.Format = "Rp ##,##0";

            //mengambil kode pasien dari tabel pasien
            cbkodepasien.Items.Clear();
            tyo.cmd = new OleDbCommand
                ("select * from pasien", tyo.con);
            tyo.dtr = tyo.cmd.ExecuteReader();
            while (tyo.dtr.Read())
            {
                cbkodepasien.Items.Add(tyo.dtr["kd_pasien"].ToString());
            }

            //mengambil kode dokter dari tabel dokter
            cbkodedokter.Items.Clear();
            tyo.cmd = new OleDbCommand
                ("select * from dokter", tyo.con);
            tyo.dtr = tyo.cmd.ExecuteReader();
            while (tyo.dtr.Read())
            {
                cbkodedokter.Items.Add(tyo.dtr["kd_dokter"].ToString());
            }
        }

        private void btcekpasien_Click(object sender, EventArgs e)
        {
            //menampilkan data pasien berdasarkan kode pasien
            tyo.cmd = new OleDbCommand
                ("select * from pasien where kd_pasien='" + cbkodepasien.Text + "'", tyo.con);
            tyo.dtr = tyo.cmd.ExecuteReader();
            tyo.dtr.Read();

            if (tyo.dtr.HasRows)
            {
                tbnamapasien.Text = tyo.dtr["nm_pasien"].ToString();
                tbjeniskelamin.Text = tyo.dtr["jns_kel"].ToString();
                tbstatus.Text = tyo.dtr["status"].ToString();
                tbalamat.Text = tyo.dtr["alamat"].ToString();
                cbkodedokter.Focus();
            }
            else
            {
                MessageBox.Show("kode pasien tersebut tidak ada", "Pesan",
                 MessageBoxButtons.OK,
                 MessageBoxIcon.Exclamation);
                cbkodepasien.Text = "";
                tbnamapasien.Clear();
                tbjeniskelamin.Clear();
                tbstatus.Clear();
                tbalamat.Clear();
                cbkodepasien.Focus();
            }
        }

        private void btcekdokter_Click(object sender, EventArgs e)
        {
            //menampilkan data dokter berdasarkan kode dokter
            tyo.cmd = new OleDbCommand
                ("select * from dokter where kd_dokter='" +
                cbkodedokter.Text + "'", tyo.con);

            tyo.dtr = tyo.cmd.ExecuteReader();
            tyo.dtr.Read();
            if (tyo.dtr.HasRows)
            {
                tbnamadokter.Text = tyo.dtr["nm_dokter"].ToString();
                tbspesialis.Text = tyo.dtr["spesialis"].ToString();
                tbtelpon.Text = tyo.dtr["tlp"].ToString();
                tbbiaya.Focus();
            }
            else
            {
                MessageBox.Show("kode dokter tersebut tidak ada", "Pesan",
                 MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
                cbkodedokter.Text = "";
                tbnamadokter.Clear();
                tbspesialis.Clear();
                tbtelpon.Clear();
                cbkodedokter.Focus();
            }
        }

        private void tbbiaya_KeyPress(object sender, KeyPressEventArgs e)
        {
            if (char.IsDigit(e.KeyChar) == false &&
                (int)e.KeyChar != (int)Keys.Back &&
                (int)e.KeyChar != (int)Keys.Enter)
            {
                e.Handled = true;
            }
        }

        private void tbbiaya_KeyDown(object sender, KeyEventArgs e)
        {
            if (e.KeyCode == Keys.Enter)
            {
                SendKeys.Send("{TAB}");
            }
        }

        private void tbbiaya_TextChanged(object sender, EventArgs e)
        {
            if (tbbiaya.Text != "")
            {
                vbiaya = double.Parse(tbbiaya.Text);
                tbbiaya.Text = vbiaya.ToString("#,##0");
                tbbiaya.SelectionStart = tbbiaya.Text.Length;
            }
        }

        private void bttutup_Click(object sender, EventArgs e)
        {
            if (MessageBox.Show("Apakah Anda yakin akan menutup menu Administrasi?", "Pesan",
                    MessageBoxButtons.OKCancel,
                    MessageBoxIcon.Question) == DialogResult.OK)

                Close();
        }

        private void btsimpan_Click(object sender, EventArgs e)
        {
            tyo.cmd = new OleDbCommand
           ("select * from administrasi where kd_adm='" + tbkodeadministrasi.Text + "'", tyo.con);
            tyo.dtr = tyo.cmd.ExecuteReader();

            if (tyo.dtr.HasRows)
            {
                MessageBox.Show("kode Adm sudah ada", "Pesan",
                    MessageBoxButtons.OK,
                    MessageBoxIcon.Exclamation);
                tbkodeadministrasi.Clear();
                tbkodeadministrasi.Focus();
            }
            else if (tbkodeadministrasi.Text.Trim() == "")
            {
                MessageBox.Show("kode Adm masih kosong", "Pesan",
                    MessageBoxButtons.OK,
                    MessageBoxIcon.Exclamation);
                tbkodeadministrasi.Clear();
                tbkodeadministrasi.Focus();
            }
            else if (tbnamapasien.Text.Trim() == "")
            {
                MessageBox.Show("Cek data pasiennya", "Pesan",
                    MessageBoxButtons.OK,
                    MessageBoxIcon.Exclamation);
                cbkodepasien.Focus();
            }
            else if (tbnamadokter.Text.Trim() == "")
            {
                MessageBox.Show("Cek data dokternya", "Pesan",
                    MessageBoxButtons.OK,
                    MessageBoxIcon.Exclamation);
                cbkodedokter.Focus();
            }
            else if (tbbiaya.Text.Trim() == "")
            {
                MessageBox.Show("biaya masih kosong", "Pesan",
                    MessageBoxButtons.OK,
                    MessageBoxIcon.Exclamation);
                tbbiaya.Focus();
            }
            else
            {
                tyo.cmd = new OleDbCommand
                    ("insert into administrasi" +
                     "(kd_adm,tgl,kd_pasien,kd_dokter,biaya) " +
                     "values ('" + tbkodeadministrasi.Text + "'," +
                             "'" + tanggal.Value.Date + "'," +
                             "'" + cbkodepasien.Text + "'," +
                             "'" + cbkodedokter.Text + "'," +
                             "'" + vbiaya + "')", tyo.con);
                tyo.cmd.ExecuteNonQuery();
                ambildata();

                MessageBox.Show("Data sudah tersimpan", "Pesan",
                   MessageBoxButtons.OK,
                   MessageBoxIcon.Information);
                bersih();
            }
        }

        private void cbpilihan_SelectedIndexChanged(object sender, EventArgs e)
        {
            tbcari.Focus();
        }

        private void bthapus_Click(object sender, EventArgs e)
        {
            int brs;
            string kode;

            brs = dataGridView1.CurrentRow.Index;
            kode = dataGridView1[0, brs].Value.ToString();

            if (MessageBox.Show("Apakah Kode Administrasi " + kode + "\n" +
                              "ingin dihapus?", "Pesan",
                    MessageBoxButtons.OKCancel,
                    MessageBoxIcon.Question) == DialogResult.OK)
            {

                tyo.cmd = new OleDbCommand
                    ("delete from administrasi where kd_adm='" + kode + "'", tyo.con);
                tyo.cmd.ExecuteNonQuery();
                ambildata();

                MessageBox.Show("Data sudah terhapus", "Pesan",
                   MessageBoxButtons.OK,
                   MessageBoxIcon.Information);
            }
        }

        private void btkoreksi_Click(object sender, EventArgs e)
        {
            if (btkoreksi.Text == "Koreksi")
            {
                btkoreksi.Text = "Simpan Perubahan";
                btsimpan.Enabled = false;
                bthapus.Enabled = false;
                tbkodeadministrasi.Enabled = false;

                int brsh;
                brsh = dataGridView1.CurrentRow.Index;
                tbkodeadministrasi.Text = dataGridView1[0, brsh].Value.ToString();
                tanggal.Text = dataGridView1[1, brsh].Value.ToString();
                cbkodepasien.Text = dataGridView1[2, brsh].Value.ToString();
                cbkodedokter.Text = dataGridView1[3, brsh].Value.ToString();
                tbbiaya.Text = dataGridView1[4, brsh].Value.ToString();

            }
            else if (btkoreksi.Text == "Simpan Perubahan")
            {
                btkoreksi.Text = "Koreksi";
                btsimpan.Enabled = true;
                bthapus.Enabled = true;
                tbkodeadministrasi.Enabled = true;

                tyo.cmd = new OleDbCommand
                    ("update administrasi set " +
                    "tgl ='" +  DateTime.Now + "'," +
                    "kd_pasien ='" + cbkodepasien.Text  + "'," +
                    "kd_dokter ='" + cbkodedokter.Text  + "'," +
                    "biaya ='" + vbiaya + "' where " +
                    "kd_adm   ='" + tbkodeadministrasi.Text + "'", tyo.con);

                tyo.cmd.ExecuteNonQuery();
                ambildata();

                MessageBox.Show("Data sudah di Perbaharui", "Pesan",
                  MessageBoxButtons.OK,
                  MessageBoxIcon.Information);
                bersih();
            }
        }

        private void tbcari_TextChanged_1(object sender, EventArgs e)
        {
            if (cbpilihan.SelectedIndex == 0)
            {
                tyo.daadm = new OleDbDataAdapter
                 ("select * from administrasi where kd_adm like '%" +
                 tbcari.Text + "%'", tyo.con);
            }
            else if (cbpilihan.SelectedIndex == 1)
            {
                tyo.daadm = new OleDbDataAdapter
                 ("select * from administrasi where tgl like '%" +
                 tbcari.Text + "%'", tyo.con);
            }
            else if (cbpilihan.SelectedIndex == 2)
            {
                tyo.daadm = new OleDbDataAdapter
                 ("select * from administrasi where kd_pasien like '%" +
                 tbcari.Text + "%'", tyo.con);
            }
            else if (cbpilihan.SelectedIndex == 3)
            {
                tyo.daadm = new OleDbDataAdapter
                 ("select * from administrasi where kd_dokter like '%" +
                 tbcari.Text + "%'", tyo.con);
            }
            else if (cbpilihan.SelectedIndex == 4)
            {
                tyo.daadm = new OleDbDataAdapter
                 ("select * from administrasi where biaya like '%" +
                 tbcari.Text + "%'", tyo.con);
            }
            ambildata();
        }

        private void btbatal_Click(object sender, EventArgs e)
        {
            if (MessageBox.Show("Apakah Anda yakin akan membatalkan input data?", "Pesan",
                    MessageBoxButtons.OKCancel,
                    MessageBoxIcon.Question) == DialogResult.OK)
            {
                bersih();
            }
        }

        private void cbkodepasien_KeyDown(object sender, KeyEventArgs e)
        {
            if (e.KeyCode == Keys.Enter)
            {
                SendKeys.Send("{TAB}");
            }
        }

        private void tbkodeadministrasi_KeyDown(object sender, KeyEventArgs e)
        {
            if (e.KeyCode == Keys.Enter)
            {
                SendKeys.Send("{TAB}");
            }
        }

        private void cbkodedokter_KeyDown(object sender, KeyEventArgs e)
        {
            if (e.KeyCode == Keys.Enter)
            {
                SendKeys.Send("{TAB}");
            }
        }
    }
}