using System;
using System.IO;
using System.Text;

public static class ClipboardFusionHelper
{
    // ===== Config =====
    private const string ExportFolder = "";  // "" = Desktop. Or set e.g. "C:\\Backups\\ClipboardFusion"
    private const string ExportFileName = "cf_pinned_export.csv";
    private const bool TimestampFileName = false;  // true = appends _YYYY-MM-DD_HHmmss before .csv
    // ==================

    public static string ProcessText(string text)
    {
        string folder = string.IsNullOrEmpty(ExportFolder)
            ? Environment.GetFolderPath(Environment.SpecialFolder.Desktop)
            : ExportFolder;

        string fileName = ExportFileName;
        if (TimestampFileName)
        {
            string stamp = DateTime.Now.ToString("yyyy-MM-dd_HHmmss");
            string baseName = Path.GetFileNameWithoutExtension(ExportFileName);
            string ext = Path.GetExtension(ExportFileName);
            fileName = baseName + "_" + stamp + ext;
        }

        Directory.CreateDirectory(folder);
        string exportPath = Path.Combine(folder, fileName);

        var sb = new StringBuilder();
        sb.AppendLine("index,type,content");

        int total = BFS.ClipboardFusion.GetLocalPinnedItemCount();
        int textCount = 0;

        for (int i = 0; i < total; i++)
        {
            string type = "unknown";
            string content = "";

            if (BFS.ClipboardFusion.GetLocalPinnedItemContainsText(i))
            {
                type = "text";
                content = BFS.ClipboardFusion.GetLocalPinnedText(i) ?? "";
                textCount++;
            }
            else if (BFS.ClipboardFusion.GetLocalPinnedItemContainsImage(i))
            {
                type = "image";
                content = "[image - not exported]";
            }
            else if (BFS.ClipboardFusion.GetLocalPinnedItemContainsFileList(i))
            {
                type = "files";
                string[] files = BFS.ClipboardFusion.GetLocalPinnedFileList(i);
                content = string.Join("; ", files);
            }

            content = content.Replace("\"", "\"\"");
            sb.AppendLine(i + ",\"" + type + "\",\"" + content + "\"");
        }

        File.WriteAllText(exportPath, sb.ToString(), Encoding.UTF8);
        System.Windows.Forms.MessageBox.Show(
            "Exported " + total + " items (" + textCount + " text) to:\n" + exportPath);

        return null;
    }
}