/** ------------------------------------------------------------
 * SPDX-License-Identifier: GPL-3.0-or-later
 * -------------------------------------------------------------
 * File Authors  : Aoran Zeng <ccmywish@qq.com>
 *               |  Heng Guo  <2085471348@qq.com>
 * Contributors  :  Nil Null  <nil@null.org>
 * Created On    : <2023-09-05>
 * Last Modified : <2024-08-16>
 * ------------------------------------------------------------*/

/**
 * @time 2024-07-03 更新
 * @note 不要给后面加 / ，因为ARM情况下，还要额外加一个 arm 后缀
 */
static SourceInfo
os_arch_sources[] = {
  {&Upstream,       NULL},
  {&Ali,           "https://mirrors.aliyun.com/archlinux"},
  {&Bfsu,          "https://mirrors.bfsu.edu.cn/archlinux"},
  {&Ustc,          "https://mirrors.ustc.edu.cn/archlinux"},
  {&Tuna,          "https://mirrors.tuna.tsinghua.edu.cn/archlinux"},
  {&Tencent,       "https://mirrors.tencent.com/archlinux"},
  {&Huawei,        "https://mirrors.huaweicloud.com/archlinux"}, // 不支持 archlinuxcn
  {&Netease,       "https://mirrors.163.com/archlinux"},         // archlinuxcn 的URL和其他镜像站不同
  // {&Sohu,          "https://mirrors.sohu.com/archlinux"}       // 不支持 archlinuxcn
},

/**
 * @time 2024-07-03 更新
 * @note 根据 GitHub:@zheng7fu2 建议，拆分 archlinuxcn 出来
 */
os_archlinuxcn_sources[] = {
  {&Upstream,      "https://repo.archlinuxcn.org/"},
  {&Ali,           "https://mirrors.aliyun.com/archlinuxcn/"},
  {&Bfsu,          "https://mirrors.bfsu.edu.cn/archlinuxcn/"},
  {&Ustc,          "https://mirrors.ustc.edu.cn/archlinuxcn/"},
  {&Tuna,          "https://mirrors.tuna.tsinghua.edu.cn/archlinuxcn/"},
  {&Tencent,       "https://mirrors.cloud.tencent.com/archlinuxcn/"},
  {&Netease,       "https://mirrors.163.com/archlinux-cn/"}
};
def_sources_n(os_arch);
def_sources_n(os_archlinuxcn);


#define OS_Pacman_MirrorList "/etc/pacman.d/mirrorlist"
void
os_arch_getsrc (char *option)
{
  chsrc_view_file (OS_Pacman_MirrorList);
}

/**
 * 参考:
 * 1. https://mirrors.tuna.tsinghua.edu.cn/help/archlinux/
 * 2. https://mirrors.tuna.tsinghua.edu.cn/help/archlinuxarm/
 */
void
os_arch_setsrc (char *option)
{
  chsrc_ensure_root ();

  SourceInfo source;
  chsrc_yield_source (os_arch);
  chsrc_confirm_source (&source);

  chsrc_backup (OS_Pacman_MirrorList);

  bool  is_x86 = false;
  char *to_write = NULL;
  char *arch = chsrc_get_cpuarch ();

  if (strncmp(arch, "x86_64", 6)==0)
    {
      is_x86 = true;
      to_write = xy_strjoin (3, "Server = ", source.url, "/$repo/os/$arch");
    }
  else
    {
      is_x86 = false;
      to_write = xy_strjoin (3, "Server = ", source.url, "arm/$arch/$repo");
    }

  // 越前面的优先级越高
  chsrc_prepend_to_file (to_write, OS_Pacman_MirrorList);

  if (is_x86)
    {
      chsrc_run ("pacman -Syyu", RunOpt_No_Last_New_Line);
    }
  else
    {
      chsrc_run ("pacman -Syy", RunOpt_No_Last_New_Line);
    }
  chsrc_say_lastly (&source, ChsrcTypeUntested);
}


void
os_archlinuxcn_getsrc (char *option)
{
  chsrc_view_file (OS_Pacman_MirrorList);
}

/**
 * 参考 https://mirrors.tuna.tsinghua.edu.cn/help/archlinuxcn/
 */
void
os_archlinuxcn_setsrc (char *option)
{
  chsrc_ensure_root ();

  SourceInfo source;
  chsrc_yield_source (os_archlinuxcn);
  chsrc_confirm_source (&source);

  chsrc_backup (OS_Pacman_MirrorList);

  bool  arch_flag = false;
  char *arch = chsrc_get_cpuarch ();

  char *towrite = xy_strjoin (3, "[archlinuxcn]\nServer = ", source.url, "$arch");
  // 越前面的优先级越高
  chsrc_prepend_to_file (towrite, OS_Pacman_MirrorList);

  chsrc_run ("pacman-key --lsign-key \"farseerfc@archlinux.org\"", RunOpt_Dont_Abort_On_Failure);
  chsrc_run ("pacman -Sy archlinuxcn-keyring", RunOpt_Default);

  chsrc_run ("pacman -Syy", RunOpt_No_Last_New_Line);
  chsrc_say_lastly (&source, ChsrcTypeUntested);
}
#undef OS_Pacman_MirrorList

def_target(os_arch);
def_target(os_archlinuxcn);