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;

namespace Louis__Pharmacy_CNSA212_FP
{
    public partial class frmPrescription : Form
    {
        public frmPrescription()
        {
            InitializeComponent();
        }

        private void btnPatientSearch_Click(object sender, EventArgs e)
        {
            string fname = "";
            string lname = "";
            string id = "";

            DataSet ds = new DataSet();

            if (txtPatientFirst.Text.Length + txtPatientLast.Text.Length + txtPatientRx.Text.Length > 0)
            {

                try
                {

                    fname = txtPatientFirst.Text;

                    try
                    {

                        lname = txtPatientLast.Text;

                        try
                        {

                            id = txtPatientRx.Text;

                            try
                            {


                                ds = PharmacyDataTier.PatientInfoSearch(id, lname, fname);


                                if (ds.Tables[0].Rows.Count > 0) // There is a record.
                                {
                                    dgvPrescriptions.Visible = true;
                                    // Get data source.
                                    dgvPrescriptions.DataSource = ds.Tables[0];
                                    dgvPrescriptions.AlternatingRowsDefaultCellStyle.BackColor = Color.LightGreen;

                                    // Set the row and column header styles.
                                    dgvPrescriptions.ColumnHeadersDefaultCellStyle.ForeColor = Color.White;
                                    dgvPrescriptions.ColumnHeadersDefaultCellStyle.BackColor = Color.Green;
                                }
                                else
                                {
                                    dgvPrescriptions.Visible = false; // Hide the DataGridView if no results are found.
                                    MessageBox.Show("No records found.");
                                }


                            }
                            catch (Exception exception)
                            {

                                ep1.SetError(btnSearch, "Error Searching");

                            }


                        }
                        catch (Exception exception)
                        {

                            ep1.SetError(txtPatientRx, "Invalid Value");

                        }

                    }
                    catch (Exception exception)
                    {

                        ep1.SetError(txtPatientLast, "Invalid Value");

                    }

                }
                catch (Exception exception)
                {
                    ep1.SetError(txtPatientFirst, "Invalid Value");
                }

            }


            cmuPrescriptionEdit.Enabled = dgvPrescriptions.Rows.Count > 0;
            cmuPrescriptionDelete.Enabled = dgvPrescriptions.Rows.Count > 0;


        }

        private void btnPrescriptionSearch_Click(object sender, EventArgs e)
        {

        }

        private void btnPhysicianSearch_Click(object sender, EventArgs e)
        {

        }

        private void dataGridView1_CellContentClick(object sender, DataGridViewCellEventArgs e)
        {

        }

        private void frmPrescription_Load(object sender, EventArgs e)
        {

        }

        private void frmPrescription_KeyDown(object sender, KeyEventArgs e)
        {
            //  esc not funtional
            if (e.KeyCode == Keys.Escape) // Check if the pressed key is Escape
            {
                this.Close(); // Close the form
            }

            if (e.KeyCode == Keys.Enter)
            {
                btnPatientSearch_Click(sender, e);
            }

        }

        private void addToolStripMenuItem_Click(object sender, EventArgs e)
        {

        }
    }
}