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/* ----------------------------------------------------------------------- *
 *
 *   Copyright 2009 Erwan Velu - All Rights Reserved
 *
 *   Permission is hereby granted, free of charge, to any person
 *   obtaining a copy of this software and associated documentation
 *   files (the "Software"), to deal in the Software without
 *   restriction, including without limitation the rights to use,
 *   copy, modify, merge, publish, distribute, sublicense, and/or
 *   sell copies of the Software, and to permit persons to whom
 *   the Software is furnished to do so, subject to the following
 *   conditions:
 *
 *   The above copyright notice and this permission notice shall
 *   be included in all copies or substantial portions of the Software.
 *
 *   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 *   EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 *   OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 *   NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 *   HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 *   WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 *   FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 *   OTHER DEALINGS IN THE SOFTWARE.
 *
 * -----------------------------------------------------------------------
 */

#include "hdt-menu.h"

int start_menu_mode(struct s_hardware *hardware, char *version_string)
{
  struct s_hdt_menu hdt_menu;

  memset(&hdt_menu, 0, sizeof(hdt_menu));

  /* Detect every kind of hardware */
  detect_hardware(hardware);

  /* Setup the menu system */
  setup_menu(version_string);

  /* Compute all submenus */
  compute_submenus(&hdt_menu, hardware);

  /* Compute the main menu */
  compute_main_menu(&hdt_menu, hardware);

#ifdef WITH_MENU_DISPLAY
  t_menuitem *curr;
  char cmd[160];

  printf("Starting Menu (%d menus)\n", hdt_menu.total_menu_count);
  curr = showmenus(hdt_menu.main_menu.menu);
  /* When we exit the menu, do we have something to do? */
  if (curr) {
    /* When want to execute something */
    if (curr->action == OPT_RUN) {
      /* Tweak, we want to switch to the cli */
      if (!strncmp
          (curr->data, HDT_SWITCH_TO_CLI,
           sizeof(HDT_SWITCH_TO_CLI))) {
        return HDT_RETURN_TO_CLI;
      }
      strcpy(cmd, curr->data);

      /* Use specific syslinux call if needed */
      if (issyslinux())
        runsyslinuxcmd(cmd);
      else
        csprint(cmd, 0x07);
      return 1; // Should not happen when run from SYSLINUX
    }
  }
#endif
  return 0;
}

/* In the menu system, what to do on keyboard timeout */
TIMEOUTCODE ontimeout()
{
  // beep();
  return CODE_WAIT;
}

/* Keyboard handler for the menu system */
void keys_handler(t_menusystem * ms, t_menuitem * mi, unsigned int scancode)
{
  char nc;

  if ((scancode >> 8) == F1) {  // If scancode of F1
    runhelpsystem(mi->helpid);
  }
  /*
   * If user hit TAB, and item is an "executable" item
   * and user has privileges to edit it, edit it in place.
   */
  if (((scancode & 0xFF) == 0x09) && (mi->action == OPT_RUN)) {
//(isallowed(username,"editcmd") || isallowed(username,"root"))) {
    nc = getnumcols();
    /* User typed TAB and has permissions to edit command line */
    gotoxy(EDITPROMPT, 1, ms->menupage);
    csprint("Command line:", 0x07);
    editstring(mi->data, ACTIONLEN);
    gotoxy(EDITPROMPT, 1, ms->menupage);
    cprint(' ', 0x07, nc - 1, ms->menupage);
  }
}

/* Setup the Menu system */
void setup_menu(char *version)
{
  /* Creating the menu */
  init_menusystem(version);
  set_window_size(0, 0, 24, 80);

  /* Register the menusystem handler */
  // reg_handler(HDLR_SCREEN,&msys_handler);
  reg_handler(HDLR_KEYS, &keys_handler);

  /* Register the ontimeout handler, with a time out of 10 seconds */
  reg_ontimeout(ontimeout, 1000, 0);
}

/* Compute Main' submenus */
void compute_submenus(struct s_hdt_menu *hdt_menu, struct s_hardware *hardware)
{

  /* Compute this menu if a DMI table exists */
  if (hardware->is_dmi_valid) {
    if (hardware->dmi.ipmi.filled == true)
      compute_ipmi(&hdt_menu->ipmi_menu, &hardware->dmi);
    if (hardware->dmi.base_board.filled == true)
      compute_motherboard(&(hdt_menu->mobo_menu),
              &(hardware->dmi));
    if (hardware->dmi.chassis.filled == true)
      compute_chassis(&(hdt_menu->chassis_menu),
          &(hardware->dmi));
    if (hardware->dmi.system.filled == true)
      compute_system(&(hdt_menu->system_menu),
               &(hardware->dmi));
    for (int i = 0; i < hardware->dmi.memory_count; i++) {
      if (hardware->dmi.memory[i].filled == true) {
        compute_memory(hdt_menu, &(hardware->dmi));
        break;
      }
    }
    if (hardware->dmi.bios.filled == true)
      compute_bios(&(hdt_menu->bios_menu), &(hardware->dmi));
    if (hardware->dmi.battery.filled == true)
      compute_battery(&(hdt_menu->battery_menu),
          &(hardware->dmi));
  }

  compute_processor(&(hdt_menu->cpu_menu), hardware);
  compute_disks(hdt_menu, hardware->disk_info);

#ifdef WITH_PCI
  compute_PCI(hdt_menu, hardware);
  compute_PXE(&(hdt_menu->pxe_menu), hardware);
  compute_kernel(&(hdt_menu->kernel_menu), hardware);
#endif
  compute_summarymenu(&(hdt_menu->summary_menu), hardware);
  compute_syslinuxmenu(&(hdt_menu->syslinux_menu), hardware);
  compute_VESA(hdt_menu,hardware);
  compute_aboutmenu(&(hdt_menu->about_menu));
}

void compute_main_menu(struct s_hdt_menu *hdt_menu, struct s_hardware *hardware)
{
  char menu_item[64];
  /* Let's count the number of menus we have */
  hdt_menu->total_menu_count = 0;
  hdt_menu->main_menu.items_count = 0;

  hdt_menu->main_menu.menu = add_menu(" Main Menu ", -1);
  set_item_options(-1, 24);

#ifdef WITH_PCI
  snprintf(menu_item, sizeof(menu_item), "PC<I> Devices(%2d)\n",
     hardware->nb_pci_devices);
  add_item(menu_item, "PCI Devices Menu", OPT_SUBMENU, NULL,
     hdt_menu->pci_menu.menu);
  hdt_menu->main_menu.items_count++;
  hdt_menu->total_menu_count += hdt_menu->pci_menu.items_count;
#endif
  if (hdt_menu->disk_menu.items_count > 0) {
    snprintf(menu_item, sizeof(menu_item), "<D>isks      (%2d)\n",
       hdt_menu->disk_menu.items_count);
    add_item(menu_item, "Disks Menu", OPT_SUBMENU, NULL,
       hdt_menu->disk_menu.menu);
    hdt_menu->main_menu.items_count++;
    hdt_menu->total_menu_count += hdt_menu->disk_menu.items_count;
  }

  if (hdt_menu->memory_menu.items_count > 0) {
    snprintf(menu_item, sizeof(menu_item), "<M>emory     (%2d)\n",
       hdt_menu->memory_menu.items_count);
    add_item(menu_item, "Memory Menu", OPT_SUBMENU, NULL,
       hdt_menu->memory_menu.menu);
    hdt_menu->main_menu.items_count++;
    hdt_menu->total_menu_count += hdt_menu->memory_menu.items_count;
  }
  add_item("<P>rocessor", "Main Processor Menu", OPT_SUBMENU, NULL,
     hdt_menu->cpu_menu.menu);
  hdt_menu->main_menu.items_count++;

  if (hardware->is_dmi_valid) {
    if (hardware->dmi.base_board.filled == true) {
      add_item("M<o>therboard", "Motherboard Menu",
         OPT_SUBMENU, NULL, hdt_menu->mobo_menu.menu);
      hdt_menu->main_menu.items_count++;
    }

    if (hardware->dmi.bios.filled == true) {
      add_item("<B>ios", "Bios Menu", OPT_SUBMENU, NULL,
         hdt_menu->bios_menu.menu);
      hdt_menu->main_menu.items_count++;
    }

    if (hardware->dmi.chassis.filled == true) {
      add_item("<C>hassis", "Chassis Menu", OPT_SUBMENU, NULL,
         hdt_menu->chassis_menu.menu);
      hdt_menu->main_menu.items_count++;
    }

    if (hardware->dmi.system.filled == true) {
      add_item("<S>ystem", "System Menu", OPT_SUBMENU, NULL,
         hdt_menu->system_menu.menu);
      hdt_menu->main_menu.items_count++;
    }

    if (hardware->dmi.battery.filled == true) {
      add_item("Ba<t>tery", "Battery Menu", OPT_SUBMENU, NULL,
         hdt_menu->battery_menu.menu);
      hdt_menu->main_menu.items_count++;
    }
    if (hardware->dmi.ipmi.filled == true) {
      add_item("I<P>MI", "IPMI Menu", OPT_SUBMENU, NULL,
         hdt_menu->ipmi_menu.menu);
      hdt_menu->main_menu.items_count++;
    }
  }

  if (hardware->is_pxe_valid == true) {
    add_item("P<X>E", "PXE Information Menu", OPT_SUBMENU, NULL,
       hdt_menu->pxe_menu.menu);
    hdt_menu->main_menu.items_count++;
  }

 if (hardware->is_vesa_valid == true) {
   add_item("<V>ESA","VESA Information Menu", OPT_SUBMENU, NULL,
      hdt_menu->vesa_menu.menu);
   hdt_menu->main_menu.items_count++;
  }

  add_item("", "", OPT_SEP, "", 0);
#ifdef WITH_PCI
  if (hardware->modules_pcimap_return_code != -ENOMODULESPCIMAP) {
    add_item("<K>ernel Modules", "Kernel Modules Menu", OPT_SUBMENU,
       NULL, hdt_menu->kernel_menu.menu);
    hdt_menu->main_menu.items_count++;
  }
#endif
  add_item("S<y>slinux", "Syslinux Information Menu", OPT_SUBMENU, NULL,
     hdt_menu->syslinux_menu.menu);
  hdt_menu->main_menu.items_count++;
  add_item("S<u>mmary", "Summary Information Menu", OPT_SUBMENU, NULL,
     hdt_menu->summary_menu.menu);
  hdt_menu->main_menu.items_count++;

  add_item("", "", OPT_SEP, "", 0);

  add_item("S<w>itch to CLI", "Switch to Command Line", OPT_RUN,
     HDT_SWITCH_TO_CLI, 0);
  add_item("<A>bout", "About Menu", OPT_SUBMENU, NULL,
     hdt_menu->about_menu.menu);
  hdt_menu->main_menu.items_count++;

  hdt_menu->total_menu_count += hdt_menu->main_menu.items_count;
}

void detect_hardware(struct s_hardware *hardware)
{
  printf("CPU: Detecting\n");
  cpu_detect(hardware);

  printf("DISKS: Detecting\n");
  detect_disks(hardware);

  printf("DMI: Detecting Table\n");
  if (detect_dmi(hardware) == -ENODMITABLE) {
    printf("DMI: ERROR ! Table not found ! \n");
    printf
        ("DMI: Many hardware components will not be detected ! \n");
  } else {
    printf("DMI: Table found ! (version %d.%d)\n",
           hardware->dmi.dmitable.major_version,
           hardware->dmi.dmitable.minor_version);
  }
#ifdef WITH_PCI
  detect_pci(hardware);
  printf("PCI: %d Devices Found\n", hardware->nb_pci_devices);
#endif
  printf("VESA: Detecting\n");
  detect_vesa(hardware);
}