#include "main.h"

GtkWidget *search_dialog = NULL;
GtkWidget *entry_srch, *entry_repl, *chk_ef, *chk_ci;;
gchar *needle = NULL, *replace = NULL;
gboolean case_insensitive, entire_file, first_find_click = TRUE, first_replace_click = TRUE;
gint row;

/* Performs the actual search.
 * clist: the clist to search
 * needle: the string to find
 * row: row to search from
 * 
 * returns: -1 on error (not found) otherwise the row where 'needle' was found
 */
gint gse_srch_search_clist (GtkWidget *clist, gchar *needle, gint row)
{
    gint i;
    gchar *haystack;
    
    for (i = row; i < GTK_CLIST (clist)->rows; i++)
    {
	gtk_clist_get_text (GTK_CLIST (clist), i, 3, &haystack);
	if (strstr (haystack, needle))
	  return i;
    }
    return -1;
}

void gse_srch_close_dialog (GtkWidget *btn, gpointer data)
{
    g_free (needle);
    g_free (replace);

    gnome_dialog_close (GNOME_DIALOG (search_dialog));
    search_dialog = NULL;
    needle = replace = NULL;
    first_find_click = first_replace_click = TRUE;
}

void gse_srch_btn_find_clicked (GtkWidget *btn, gpointer data)
{
    if (first_find_click)
    {
	needle = g_strdup (gtk_entry_get_text (GTK_ENTRY (entry_srch)));
	entire_file = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (chk_ef));
	first_find_click = FALSE;
	if (entire_file)
	  row = -1;
	else 
	  row = (gint) GTK_CLIST (mwin_clist)->selection->data - 1;
    }
    row = gse_srch_search_clist (mwin_clist, needle, row + 1);
    if (row != -1)
    {
	gtk_clist_select_row (GTK_CLIST (mwin_clist), row, 0);
	gtk_clist_moveto (GTK_CLIST (mwin_clist), row, 0, 0.5, 0);
    }
    else
    {
	gnome_dialog_run_and_close 
	      (GNOME_DIALOG (gnome_message_box_new (_("Search string not found"),
						    GNOME_MESSAGE_BOX_INFO,
						    GNOME_STOCK_BUTTON_OK, NULL)));
	gse_srch_close_dialog (NULL, NULL);
    }
}

void gse_srch_btn_replace_clicked (GtkWidget *btn, gpointer data)
{
    gchar *haystack, *tmp_str;
    GString *new_str;
    gboolean not_found_first = FALSE;

    if (first_replace_click)
    {
	if (!needle)
	{
	    gtk_button_clicked (GTK_BUTTON (g_list_nth_data (GNOME_DIALOG (search_dialog)->buttons, 0)));
	    not_found_first = TRUE;
	    if (row == -1)
	      return;
	}
	replace = g_strdup (gtk_entry_get_text (GTK_ENTRY (entry_repl)));
	first_replace_click = FALSE;
    }
    else
      if (row == -1)
	return;

    gtk_clist_get_text (GTK_CLIST (mwin_clist), row, 3, &haystack);
    new_str = g_string_new ("");
    while (strstr (haystack, needle))
    {
	tmp_str = g_strdup (haystack);
	*(strstr (tmp_str, needle)) = '\0';
	haystack = strstr (haystack, needle) + strlen (needle);
	g_string_append (new_str, tmp_str);
	g_string_append (new_str, replace);
	g_free (tmp_str);
    }
    g_string_append (new_str, haystack);
    tmp_str = new_str->str;
    gtk_clist_set_text (GTK_CLIST (mwin_clist), row, 3, tmp_str);
    g_string_free (new_str, TRUE);
    
    cur_open_file.changed = TRUE;
    gse_set_title_changed (TRUE);
    /* Automaticly search for the next string */
    if (not_found_first == FALSE)
      gtk_button_clicked (GTK_BUTTON (g_list_nth_data (GNOME_DIALOG (search_dialog)->buttons, 0)));
}

void gse_srch_show_replace_dialog (GtkWidget *wgt, gpointer data)
{
    GtkWidget *lbl, *gnome_entry, *hbox;
    
    if (gse_clist_is_empty (mwin_clist) || search_dialog)
      return;
    
    search_dialog = gnome_dialog_new (_("Replace"),
			       _("Find next"), _("Replace"), GNOME_STOCK_BUTTON_CLOSE, NULL);
    
    if (main_window)
      gnome_dialog_set_parent (GNOME_DIALOG (search_dialog), GTK_WINDOW (main_window));

    lbl = gtk_label_new (_("Search for:"));
    gnome_entry = gnome_entry_new (NULL);
    hbox = gtk_hbox_new (FALSE, 5);
    gtk_widget_show (lbl);
    gtk_widget_show (gnome_entry);
    gtk_widget_show (hbox);
    gtk_box_pack_start (GTK_BOX (hbox), lbl, FALSE, FALSE, 0);
    gtk_box_pack_end (GTK_BOX (hbox), gnome_entry, TRUE, TRUE, 0);
    gtk_box_pack_start (GTK_BOX (GNOME_DIALOG (search_dialog)->vbox), hbox, FALSE, FALSE, 5);
    entry_srch = gnome_entry_gtk_entry (GNOME_ENTRY (gnome_entry));
    gtk_entry_set_max_length (GTK_ENTRY (entry_srch), BUF_LEN - 1);
    
    lbl = gtk_label_new (_("Replace with:"));
    gnome_entry = gnome_entry_new (NULL);
    hbox = gtk_hbox_new (FALSE, 5);
    gtk_widget_show (lbl);
    gtk_widget_show (gnome_entry);
    gtk_widget_show (hbox);
    gtk_box_pack_start (GTK_BOX (hbox), lbl, FALSE, FALSE, 0);
    gtk_box_pack_end (GTK_BOX (hbox), gnome_entry, TRUE, TRUE, 0);
    gtk_box_pack_start (GTK_BOX (GNOME_DIALOG (search_dialog)->vbox), hbox, FALSE, FALSE, 5);
    entry_repl = gnome_entry_gtk_entry (GNOME_ENTRY (gnome_entry));
    gtk_entry_set_max_length (GTK_ENTRY (entry_repl), BUF_LEN - 1);
    
    chk_ef = gtk_check_button_new_with_label (_("Entire file"));
    gtk_widget_show (chk_ef);
    gtk_box_pack_start (GTK_BOX (GNOME_DIALOG (search_dialog)->vbox), chk_ef, FALSE, FALSE, 5);
    gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (chk_ef), TRUE);
    
    gnome_dialog_editable_enters (GNOME_DIALOG (search_dialog), GTK_EDITABLE (entry_srch));
    gnome_dialog_editable_enters (GNOME_DIALOG (search_dialog), GTK_EDITABLE (entry_repl));
    gnome_dialog_set_default (GNOME_DIALOG (search_dialog), 0);
    gtk_widget_grab_focus (entry_srch);

/*    chk_ci = gtk_check_button_new_with_label (_("Case insensitive"));
    gtk_widget_show (chk_ci);
    gtk_box_pack_start (GTK_BOX (GNOME_DIALOG (dialog)->vbox), chk_ci, FALSE, FALSE, 10);
    gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (chk_ci), TRUE);*/
    gnome_dialog_button_connect (GNOME_DIALOG (search_dialog), 0, 
				 gse_srch_btn_find_clicked, NULL);
    gnome_dialog_button_connect (GNOME_DIALOG (search_dialog), 1,
				 gse_srch_btn_replace_clicked, NULL);
    gnome_dialog_button_connect (GNOME_DIALOG (search_dialog), 2,
				 gse_srch_close_dialog, NULL);

    gnome_dialog_run (GNOME_DIALOG (search_dialog));
}

/* Asks the user for a searchstring and performs a search of the clist */
void gse_srch_show_find_dialog (GtkWidget *wgt, gpointer data)
{
    GtkWidget *lbl, *hbox;


    if (gse_clist_is_empty (mwin_clist) || search_dialog);
    search_dialog = gnome_dialog_new (_("Find"),
			     _("Find next"), GNOME_STOCK_BUTTON_CLOSE,
			     NULL);
    if (main_window)
      gnome_dialog_set_parent (GNOME_DIALOG (search_dialog), GTK_WINDOW (main_window));
    
    hbox = gtk_hbox_new (FALSE, 0);
    lbl = gtk_label_new (_("Search for:"));
    gtk_box_pack_start (GTK_BOX (hbox), lbl, FALSE, FALSE, 2);
    gtk_widget_show (lbl);
    
    entry_srch = gtk_entry_new ();
    gtk_box_pack_start (GTK_BOX (hbox), entry_srch, FALSE, FALSE, 2);
    gnome_dialog_editable_enters (GNOME_DIALOG (search_dialog), GTK_EDITABLE (entry_srch));
    gnome_dialog_set_default (GNOME_DIALOG (search_dialog), 0);
    gtk_box_pack_start (GTK_BOX (GNOME_DIALOG (search_dialog)->vbox), hbox, FALSE, FALSE, 2);
    
    gtk_widget_show (entry_srch);
    gtk_widget_show (hbox);
    gtk_widget_grab_focus (entry_srch);
    chk_ef = gtk_check_button_new_with_label (_("Entire file"));
    gtk_box_pack_start (GTK_BOX (GNOME_DIALOG (search_dialog)->vbox), chk_ef, FALSE, FALSE, 5);
    gtk_widget_show (chk_ef);
    
    gnome_dialog_button_connect (GNOME_DIALOG (search_dialog), 0, 
				 gse_srch_btn_find_clicked, NULL);
    gnome_dialog_button_connect (GNOME_DIALOG (search_dialog), 1,
				 gse_srch_close_dialog, NULL);

    gnome_dialog_run (GNOME_DIALOG (search_dialog));

}