FileConverter.cs


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

using PdfiumViewer;

namespace WindowsFormsApp7
{
    public partial class FileConverter : Form
    {
        private string folderPath;
      
        private List<(string FileName, string PageNumber, string ExtractedText)> extractedData = new List<(string FileName, string PageNumber, string ExtractedText)>();

        public FileConverter(string selectedFolder)
        {
            InitializeComponent();
            folderPath = selectedFolder;
        }

        private void FileConverter_Load(object sender, EventArgs e)
        {
            if (!backgroundWorker1.IsBusy)
            {
                backgroundWorker1.RunWorkerAsync();
            }
        }

        private void backgroundWorker1_DoWork(object sender, DoWorkEventArgs e)
        {
            string[] pdfFiles = Directory.GetFiles(folderPath, "*.pdf");
            int totalSteps = pdfFiles.Length;
            int currentStep = 0;

            foreach (var pdfPath in pdfFiles)
            {
             
                if (backgroundWorker1.CancellationPending)
                {
                    e.Cancel = true;
                    return;
                }

                try
                {
                    List<(string FileName, string PageNumber, string ExtractedText)> pageResults =
                        PdfProcessor.ProcessPdfForOcr(pdfPath, backgroundWorker1);

                  
                    extractedData.AddRange(pageResults);
                }
                catch (Exception ex)
                {
                   
                    Console.WriteLine($"Error processing PDF file '{pdfPath}': {ex.Message}");
                   
                    extractedData.Add((Path.GetFileName(pdfPath), "N/A", $"Error: {ex.Message}"));
                }

              
                currentStep++;
                int progress = (int)((currentStep / (float)totalSteps) * 100);
                backgroundWorker1.ReportProgress(progress);
            }
            
        }

        private void backgroundWorker1_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
        {
 
            if (e.Cancelled)
            {
                MessageBox.Show("The operation has been canceled.", "Operation Canceled", MessageBoxButtons.OK, MessageBoxIcon.Information);
            }
            
            else if (e.Error != null)
            {
                MessageBox.Show($"An unhandled error occurred: {e.Error.Message}\n{e.Error.StackTrace}", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
          
            else
            { 
                frmExtract exportForm = new frmExtract(extractedData, null);
                exportForm.Show();
                this.Hide(); 
            }
        }

        private void backgroundWorker1_ProgressChanged(object sender, ProgressChangedEventArgs e)
        {
            guna2ProgressBar1.Value = e.ProgressPercentage;
            lblPercentage.Text = $" Complete: {e.ProgressPercentage}%";
        }

        private void btnHome_Click(object sender, EventArgs e)
        {
            
            Form1 form = new Form1();
            form.Show();
            this.Hide();
        }
        private void panel1_Paint(object sender, PaintEventArgs e)
        {
           
            ControlPaint.DrawBorder(e.Graphics, panel1.ClientRectangle,
                Color.Black, 0, ButtonBorderStyle.None,
                Color.Black, 0, ButtonBorderStyle.None,
                Color.Black, 0, ButtonBorderStyle.None,
                Color.Black, 1, ButtonBorderStyle.Dashed);
        }
        private void guna2btnClose_Click(object sender, EventArgs e)
        {
          
            if (backgroundWorker1.IsBusy)
            {
                backgroundWorker1.CancelAsync();
            }
            else
            {
           
                Form1 form = new Form1();
                form.Show();
                this.Hide();
            }
        }

        private void button3_Click(object sender, EventArgs e)
        {
          
            Form1 fr = new Form1();
            fr.Show();
            this.Hide();
        }

        private void button1_Click(object sender, EventArgs e)
        {
       
            MessageBox.Show("📧 Email: ame2er15@gmail.com\n☎️ Phone: +966-501744482\n",
                            "Technical support", MessageBoxButtons.OK, MessageBoxIcon.Information);
        }

        private void panel2_Paint(object sender, PaintEventArgs e)
        {
          
            ControlPaint.DrawBorder(e.Graphics, panel2.ClientRectangle,
                Color.Black, 0, ButtonBorderStyle.None,
                Color.Black, 0, ButtonBorderStyle.None,
                Color.Black, 0, ButtonBorderStyle.None,
                Color.Black, 1, ButtonBorderStyle.Dashed);
        }

        private void FileConverter_FormClosed(object sender, FormClosedEventArgs e)
        {
            Application.Exit();
        }
    }
}