/* vim: set sw=3 ts=3 sts=3 expandtab: */
#include "ecdb.h"

static void _button_cb_return(void *data, Evas_Object *obj,
                                                const char *emission,
                                                const char *source);
static void _button_cb_begin(void *data, Evas_Object *obj,
                                                const char *emission,
                                                const char *source);
static void _combo_cb_clicked(void *data, Evas_Object *obj,
                                                const char *emission,
                                                const char *source);
static void _page_hide_finished(void *data, Evas_Object *o,
                                                const char *emission,
                                                const char *source);
static void _page_del(void *data, Evas *e, Evas_Object *obj, void *ev);

static void
_page_del(void *data __UNUSED__, Evas *e __UNUSED__, Evas_Object *obj,
                                                         void *ev __UNUSED__)
{
   Ecdb_Image_Project *proj;

   proj = evas_object_data_get(obj, "proj");
   if (proj)
      ecdb_image_project_destroy(proj);
}

static void
_page_hide_finished(void *data, Evas_Object *o, const char *emission __UNUSED__,
                                                const char *source __UNUSED__)
{
   Evas_Object *gui;

   gui = data;
   edje_object_part_unswallow(gui, o);
   evas_object_hide(o);
}

static void
_button_cb_return(void *data, Evas_Object *obj,
                                          const char *emission __UNUSED__,
                                          const char *source __UNUSED__)
{
   Ecdb_Page *page;

   page = data;
   edje_object_part_text_set(page->image, "progress_text", "Begin Burn");
   edje_object_part_text_set(page->image, "progress_percent", "0%");
   edje_object_signal_emit(page->image, "ecdb,burn_image_page,hide", "ecdb");
   ecdb_welcome_page_show(page);

   /* Hide the filelist to be nice */
   edje_object_signal_emit(page->gui, "ecdb,filelist,hide", "ecdb");
}

static void
_button_cb_begin(void *data, Evas_Object *obj __UNUSED__,
                                          const char *emission __UNUSED__,
                                          const char *source __UNUSED__)
{
   Ecdb_Image_Project *proj;
   Ecdb_Page *page;
   Ecdb_Source *iso_file;
   char *file, buf[1024];
   Ecdb_Burn_Result burn_result;
   int drive, speed, idx;

   page = data;
   proj = evas_object_data_get(page->image, "proj");
   file = ecdb_entry_text_get(proj->entry);

   // Make sure that file actually exists
   if (!ecore_file_exists(file))
   {
      edje_object_part_text_set(page->image, "progress_text", "File doesn't "
                                                               "exists!");
      FREE(file);
      return;
   }

   iso_file = ecdb_source_new();
   ecdb_source_data_set(iso_file, file);
   FREE(file);
   ecdb_source_child_append(ECDB_BURN(proj)->files, iso_file);

   drive = ecdb_combo_selected_get(ECDB_PROJECT(proj)->drive_combo);
   if (drive < 0)
   {
      EINA_ERROR_PDBG("Choose a drive!\n");
      edje_object_part_text_set(page->image, "progress_text",
                                                         "Choose a Drive!");
      return;
   }

   speed = ecdb_speed_convert(eina_list_nth(em->drives, drive),
                        ecdb_combo_selected_get(ECDB_BURN(proj)->speed_combo));
   if (speed < 0)
      ECDB_BURN(proj)->speed = 0;
   else
      ECDB_BURN(proj)->speed = speed;

   snprintf(buf, sizeof(buf), "Commencing...");
   edje_object_part_text_set(page->image, "progress_text", buf);
   if (!ecdb_aquire_drive(ECDB_PROJECT(proj), drive))
   {
      EINA_ERROR_PWARN("Couldn't grab drive!\n");
      edje_object_part_text_set(page->image, "progress_text",
																	"Couldn't grab the drive!");
      return;
   }

   burn_result = ecdb_burn_project(ECDB_BURN(proj), page);
   switch (burn_result)
   {
      case ECDB_ERROR_NONE:
         edje_object_signal_emit(page->gui, "ecdb,filelist,hide", "ecdb");
         edje_object_signal_emit(page->image, "ecdb,burn_image,start", "ecdb");
         Evas_Object *objs[] = {proj->entry, ECDB_PROJECT(proj)->ret,
                     ECDB_PROJECT(proj)->begin, ECDB_PROJECT(proj)->drive_combo,
                     ECDB_BURN(proj)->speed_combo, NULL};
         for (idx = 0; objs[idx]; idx++)
            edje_object_signal_emit(objs[idx], "ecdb,disable", "ecdb");
         return;

      case ECDB_ERROR_IMAGE_CREATE:
         snprintf(buf, sizeof(buf), "Invalid file!");
         break;

      case ECDB_ERROR_SOURCE_ATTACH:
         snprintf(buf, sizeof(buf), "Couldn't attach source data!");
         break;

      case ECDB_ERROR_WRITE_MODE:
         snprintf(buf, sizeof(buf), "No suitable burn mode!");
         break;

      default:
         snprintf(buf, sizeof(buf), "Unknown error :-(");
   }

   edje_object_part_text_set(page->image, "progress_text", buf);
   burn_drive_release(ECDB_PROJECT(proj)->drive->tangible[0].drive, 1);
   burn_drive_info_free(ECDB_PROJECT(proj)->drive->tangible);
}

static void
_combo_cb_clicked(void *data, Evas_Object *obj __UNUSED__,
                                          const char *emission __UNUSED__,
                                          const char *source __UNUSED__)
{
   Evas_Object *b;
   Ecdb_Burn_Project *bp;
   Ecdb_Drive_Info *drive;
   int sel, i, num_speeds;
   char buf[1024];

   bp = data;
   sel = ecdb_combo_selected_get(ECDB_PROJECT(bp)->drive_combo);
   if (sel < 0)
      return;

   ECDB_PROJECT(bp)->drive = drive = eina_list_nth(em->drives, sel);

   /* Don't keep adding items to the combo if the drive hasn't changed */
   if (drive == ecdb_combo_data_get(bp->speed_combo))
      return;

   num_speeds = drive->write_speeds[0];
   ecdb_combo_data_set(bp->speed_combo, drive);
   for (i = 1; i < num_speeds; i++)
   {
      if ((drive->write_speeds[i]) <= 0)
         continue;

      b = ecdb_combo_item_add(bp->speed_combo, NULL);
      snprintf(buf, sizeof(buf), "%dkb/s", drive->write_speeds[i]);
      ecdb_combo_item_label_set(b, buf);
      ecdb_combo_append(bp->speed_combo, b);
      evas_object_show(b);
   }
}

void
ecdb_burn_image_page_show(Ecdb_Page *page)
{
   if (!page->image)
   {
      Evas_Object *b;
      Eina_List *l;
      Ecdb_Drive_Info *drive;
      Evas_Coord x, y, w, h;
      Ecdb_Image_Project *proj;
      Ecdb_Project *bp;
      Ecdb_Burn_Project *bup;

      /* Create the swallow */
      page->image = edje_object_add(ecore_evas_get(em->main_win_ee));
      edje_object_file_set(page->image, em->theme_path, "ecdb/burn_image_page");
      edje_object_part_geometry_get(page->gui, "active_area", &x, &y, &w, &h);
      evas_object_move(page->gui, x, y);
      evas_object_resize(page->image, w, h);
      edje_object_part_swallow(page->gui, "action_area", page->image);
      evas_object_event_callback_add(page->image, EVAS_CALLBACK_DEL, _page_del,
                                                                        page);
      edje_object_signal_callback_add(page->image, "hide,finished",
													"burn_image_page",
													_page_hide_finished, page->gui);
      evas_object_show(page->image);

      /* Make the project */
      proj = ecdb_image_project_new();
      bp = ECDB_PROJECT(proj);
      bup = ECDB_BURN(proj);
      evas_object_data_set(page->image, "proj", proj);

      /* Make the interface all nice and proper */
      bp->ret = ecdb_button_add(page->image, "ecdb/burn_image/return");
      ecdb_button_label_set(bp->ret, "Return to Main Page");
      edje_object_signal_callback_add(page->image, "ecdb,clicked",
                           "ecdb/burn_image/return", _button_cb_return, page);
      evas_object_show(bp->ret);
      ecdb_button_icon_set(bp->ret, "ecdb/burn_image/return");

      bp->begin = ecdb_button_add(page->image, "ecdb/burn_image/begin");
      ecdb_button_label_set(bp->begin, "Start Burn");
      edje_object_signal_callback_add(page->image, "ecdb,clicked",
                           "ecdb/burn_image/begin", _button_cb_begin, page);
      evas_object_show(bp->begin);
      ecdb_button_icon_set(bp->begin, "ecdb/burn_image/begin");

      proj->entry = ecdb_entry_add(page->image, "ecdb/burn_image/file");
      ecdb_entry_text_set(proj->entry, "Burn File");
      evas_object_show(proj->entry);

      bp->drive_combo = ecdb_combo_add(page->image, "ecdb/burn_image/drive");
      ecdb_combo_header_set(bp->drive_combo, "Drive");
      ecdb_combo_header_create_set(bp->drive_combo,
                                             ecdb_gui_combo_header_from_drive);
      evas_object_show(bp->drive_combo);

      bup->speed_combo = ecdb_combo_add(page->image, "ecdb/burn_image/speed");
      ecdb_combo_header_create_set(bup->speed_combo,
                                          ecdb_gui_combo_header_from_speeds);
      ecdb_combo_header_set(bup->speed_combo, "Max Speed");
      evas_object_show(bup->speed_combo);

      EINA_LIST_FOREACH(em->drives, l, drive)
      {
         b = ecdb_combo_item_add(bp->drive_combo, NULL);
         ecdb_combo_item_label_set(b, drive->product);
         edje_object_signal_callback_add(b, "ecdb,clicked", "ecdb",
                                                      _combo_cb_clicked, proj);
         ecdb_combo_append(bp->drive_combo, b);
         evas_object_show(b);
      }
   }

   else if (edje_object_part_swallow_get(page->gui, "action_area") !=
                                                               page->image)
   {
      edje_object_part_swallow(page->gui, "action_area", page->image);
      evas_object_show(page->image);
   }

   edje_object_signal_emit(page->gui, "ecdb,burn_image_page,visible", "ecdb");
   edje_object_signal_emit(page->image, "ecdb,burn_image_page,visible", "ecdb");
}

void
ecdb_burn_image_cleanup(Ecdb_Page *page)
{
   Ecdb_Image_Project *proj;
   int idx;

   if (!page)
   {
      EINA_ERROR_PWARN("ecdb_burn_image_cleanup: NULL page!\n");
      return;
   }

   proj = evas_object_data_get(page->image, "proj");
   if (!proj)
   {
      EINA_ERROR_PWARN("ecdb_burn_image_cleanup: NULL proj!\n");
      return;
   }

   Evas_Object *objs[] = {proj->entry, ECDB_PROJECT(proj)->ret,
                     ECDB_PROJECT(proj)->begin, ECDB_PROJECT(proj)->drive_combo,
                     ECDB_BURN(proj)->speed_combo, NULL};
   for (idx = 0; objs[idx]; idx++)
      edje_object_signal_emit(objs[idx], "ecdb,enable", "ecdb");

   edje_object_part_text_set(page->image, "progress_text", "Burn Complete!");
   edje_object_signal_emit(page->image, "ecdb,burn_image,done", "ecdb");

   // Set project attributes back to normal
   ecdb_entry_text_set(proj->entry, NULL);
}