# This script is meant to be sourced.
# It's not for directly running.
printf "${STY_CYAN}[$0]: 3. Copying config files\n${STY_RST}"

# shellcheck shell=bash

# TODO: https://github.com/end-4/dots-hyprland/issues/2137

function warning_rsync_delete(){
  printf "${STY_YELLOW}"
  printf "The command below uses --delete for rsync which overwrites the destination folder.\n"
  printf "${STY_RST}"
}

function warning_rsync_normal(){
  printf "${STY_YELLOW}"
  printf "The command below uses rsync which overwrites the destination.\n"
  printf "${STY_RST}"
}

function backup_configs(){
  backup_clashing_targets dots/.config $XDG_CONFIG_HOME "${BACKUP_DIR}/.config"
  backup_clashing_targets dots/.local/share $XDG_DATA_HOME "${BACKUP_DIR}/.local/share"
  printf "${STY_BLUE}Backup into \"${BACKUP_DIR}\" finished.${STY_RST}\n"
}

function ask_backup_configs(){
  showfun backup_clashing_targets
  printf "${STY_RED}"
  printf "Would you like to backup clashing dirs/files under \"$XDG_CONFIG_HOME\" and \"$XDG_DATA_HOME\" to \"$BACKUP_DIR\"?\n"
  printf "${STY_RST}"
  while true;do
    echo "  y = Yes, backup"
    echo "  n/s = No, skip to next"
    local p; read -p "====> " p
    case $p in
      [yY]) echo -e "${STY_BLUE}OK, doing backup...${STY_RST}" ;local backup=true;break ;;
      [nNsS]) echo -e "${STY_BLUE}Alright, skipping...${STY_RST}" ;local backup=false;break ;;
      *) echo -e "${STY_RED}Please enter [y/n].${STY_RST}";;
     esac
  done
  if $backup;then backup_configs;fi
}
function auto_backup_configs(){
  # Backup when $BACKUP_DIR does not exist
  if [[ ! -d "$BACKUP_DIR" ]]; then backup_configs;fi
}

#####################################################################################
showfun auto_get_git_submodule
v auto_get_git_submodule

# In case some dirs does not exists
v mkdir -p $XDG_BIN_HOME $XDG_CACHE_HOME $XDG_CONFIG_HOME $XDG_DATA_HOME/icons

if [[ ! "${SKIP_BACKUP}" == true ]]; then
  case $ask in
    false) auto_backup_configs ;;
    *) ask_backup_configs ;;
  esac
fi

# TODO: A better method for users to choose their customization,
# for example some users may prefer ZSH over FISH, and foot over kitty.
# But the dot files are using FISH and kitty as the default software, e.g. `.local/share/Konsole` has `Command=/bin/fish`.
# It may be possible that we provide options for users to make their decision.


# `--delete' for rsync to make sure that
# original dotfiles and new ones in the SAME DIRECTORY
# (eg. in ~/.config/hypr) won't be mixed together

# MISC (For dots/.config/* but not quickshell, not fish, not Hyprland, not fontconfig)
case $SKIP_MISCCONF in
  true) sleep 0;;
  *)
    for i in $(find dots/.config/ -mindepth 1 -maxdepth 1 ! -name 'quickshell' ! -name 'fish' ! -name 'hypr' ! -name 'fontconfig' -exec basename {} \;); do
#      i="dots/.config/$i"
      echo "[$0]: Found target: dots/.config/$i"
      if [ -d "dots/.config/$i" ];then warning_rsync_delete; v rsync -av --delete "dots/.config/$i/" "$XDG_CONFIG_HOME/$i/"
      elif [ -f "dots/.config/$i" ];then warning_rsync_normal; v rsync -av "dots/.config/$i" "$XDG_CONFIG_HOME/$i"
      fi
    done
    warning_rsync_delete; v rsync -av "dots/.local/share/konsole/" "${XDG_DATA_HOME:-$HOME/.local/share}"/konsole/
    ;;
esac

case $SKIP_QUICKSHELL in
  true) sleep 0;;
  *)
     # Should overwriting the whole directory not only ~/.config/quickshell/ii/ cuz https://github.com/end-4/dots-hyprland/issues/2294#issuecomment-3448671064
    warning_rsync_delete; v rsync -av --delete dots/.config/quickshell/ "$XDG_CONFIG_HOME"/quickshell/
    ;;
esac

case $SKIP_FISH in
  true) sleep 0;;
  *)
    warning_rsync_delete; v rsync -av --delete dots/.config/fish/ "$XDG_CONFIG_HOME"/fish/
    ;;
esac

case $SKIP_FONTCONFIG in
  true) sleep 0;;
  *)
    case "$II_FONTSET_NAME" in
      "") warning_rsync_delete; v rsync -av --delete dots/.config/fontconfig/ "$XDG_CONFIG_HOME"/fontconfig/ ;;
      *) warning_rsync_delete; v rsync -av --delete dots-extra/fontsets/$II_FONTSET_NAME/ "$XDG_CONFIG_HOME"/fontconfig/ ;;
    esac;;
esac

# For Hyprland
declare -a arg_excludes=()
arg_excludes+=(--exclude '/custom')
arg_excludes+=(--exclude '/hyprlock.conf')
arg_excludes+=(--exclude '/hypridle.conf')
arg_excludes+=(--exclude '/hyprland.conf')
case $SKIP_HYPRLAND in
  true) sleep 0;;
  *)
    warning_rsync_delete; v rsync -av --delete "${arg_excludes[@]}" dots/.config/hypr/ "$XDG_CONFIG_HOME"/hypr/
    # When hypr/custom does not exist, we assume that it's the firstrun.
    if [ -d "$XDG_CONFIG_HOME/hypr/custom" ];then ii_firstrun=false;else ii_firstrun=true;fi
    t="$XDG_CONFIG_HOME/hypr/hyprland.conf"
    if [ -f $t ];then
      echo -e "${STY_BLUE}[$0]: \"$t\" already exists.${STY_RST}"
      if $ii_firstrun;then
        echo -e "${STY_BLUE}[$0]: It seems to be the firstrun.${STY_RST}"
        v mv $t $t.old
        v cp -f dots/.config/hypr/hyprland.conf $t
        existed_hypr_conf_firstrun=y
      else
        echo -e "${STY_BLUE}[$0]: It seems not a firstrun.${STY_RST}"
        v cp -f dots/.config/hypr/hyprland.conf $t.new
        existed_hypr_conf=y
      fi
    else
      echo -e "${STY_YELLOW}[$0]: \"$t\" does not exist yet.${STY_RST}"
      v cp dots/.config/hypr/hyprland.conf $t
    fi
    t="$XDG_CONFIG_HOME/hypr/hypridle.conf"
    if [ -f $t ];then
      echo -e "${STY_BLUE}[$0]: \"$t\" already exists.${STY_RST}"
      v cp -f dots/.config/hypr/hypridle.conf $t.new
      existed_hypridle_conf=y
    else
      echo -e "${STY_YELLOW}[$0]: \"$t\" does not exist yet.${STY_RST}"
      v cp dots/.config/hypr/hypridle.conf $t
      existed_hypridle_conf=n
    fi
    t="$XDG_CONFIG_HOME/hypr/hyprlock.conf"
    if [ -f $t ];then
      echo -e "${STY_BLUE}[$0]: \"$t\" already exists.${STY_RST}"
      v cp -f dots/.config/hypr/hyprlock.conf $t.new
      existed_hyprlock_conf=y
    else
      echo -e "${STY_YELLOW}[$0]: \"$t\" does not exist yet.${STY_RST}"
      v cp dots/.config/hypr/hyprlock.conf $t
      existed_hyprlock_conf=n
    fi
    t="$XDG_CONFIG_HOME/hypr/custom"
    if [ -d $t ];then
      echo -e "${STY_BLUE}[$0]: \"$t\" already exists, will not do anything.${STY_RST}"
    else
      echo -e "${STY_YELLOW}[$0]: \"$t\" does not exist yet.${STY_RST}"
      v rsync -av --delete dots/.config/hypr/custom/ $t/
    fi
    ;;
esac
declare -a arg_excludes=()


# some foldes (eg. .local/bin) should be processed separately to avoid `--delete' for rsync,
# since the files here come from different places, not only about one program.
# v rsync -av "dots/.local/bin/" "$XDG_BIN_HOME" # No longer needed since scripts are no longer in ~/.local/bin
v cp -f "dots/.local/share/icons/illogical-impulse.svg" "${XDG_DATA_HOME}"/icons/illogical-impulse.svg

# Prevent hyprland from not fully loaded
sleep 1
try hyprctl reload

existed_zsh_conf=n
grep -q 'source ${XDG_CONFIG_HOME:-~/.config}/zshrc.d/dots-hyprland.zsh' ~/.zshrc && existed_zsh_conf=y

warn_files=()
warn_files_tests=()
warn_files_tests+=(/usr/local/lib/{GUtils-1.0.typelib,Gvc-1.0.typelib,libgutils.so,libgvc.so})
warn_files_tests+=(/usr/local/share/fonts/TTF/Rubik{,-Italic}'[wght]'.ttf)
warn_files_tests+=(/usr/local/share/licenses/ttf-rubik)
warn_files_tests+=(/usr/local/share/fonts/TTF/Gabarito-{Black,Bold,ExtraBold,Medium,Regular,SemiBold}.ttf)
warn_files_tests+=(/usr/local/share/licenses/ttf-gabarito)
warn_files_tests+=(/usr/local/share/icons/OneUI{,-dark,-light})
warn_files_tests+=(/usr/local/share/icons/Bibata-Modern-Classic)
warn_files_tests+=(/usr/local/bin/{LaTeX,res})
for i in "${warn_files_tests[@]}"; do
  echo $i
  test -f $i && warn_files+=($i)
  test -d $i && warn_files+=($i)
done

#####################################################################################
# TODO: output the logs below to a temp file and cat that file, also show the path of the file so users will be able to read it again.
printf "\n"
printf "\n"
printf "\n"
printf "${STY_CYAN}[$0]: Finished${STY_RST}\n"
printf "\n"
printf "${STY_CYAN}When starting Hyprland from your display manager (login screen) ${STY_RED} DO NOT SELECT UWSM ${STY_RST}\n"
printf "\n"
printf "${STY_CYAN}If you are already running Hyprland,${STY_RST}\n"
printf "${STY_CYAN}Press ${STY_INVERT} Ctrl+Super+T ${STY_RST}${STY_CYAN} to select a wallpaper${STY_RST}\n"
printf "${STY_CYAN}Press ${STY_INVERT} Super+/ ${STY_RST}${STY_CYAN} for a list of keybinds${STY_RST}\n"
printf "\n"
printf "${STY_CYAN}For suggestions/hints after installation:${STY_RST}\n"
printf "${STY_CYAN}${STY_UNDERLINE} https://ii.clsty.link/en/ii-qs/01setup/#post-installation ${STY_RST}\n"
printf "\n"

case $existed_hypr_conf_firstrun in
  y) printf "\n${STY_YELLOW}[$0]: Warning: \"$XDG_CONFIG_HOME/hypr/hyprland.conf\" already existed before. As it seems it is your first run, we replaced it with a new one. ${STY_RST}\n"
     printf "${STY_YELLOW}As it seems it is your first run, we replaced it with a new one. The old one has been renamed to \"$XDG_CONFIG_HOME/hypr/hyprland.conf.old\".${STY_RST}\n"
;;esac
case $existed_hypr_conf in
  y) printf "\n${STY_YELLOW}[$0]: Warning: \"$XDG_CONFIG_HOME/hypr/hyprland.conf\" already existed before and we didn't overwrite it. ${STY_RST}\n"
     printf "${STY_YELLOW}Please use \"$XDG_CONFIG_HOME/hypr/hyprland.conf.new\" as a reference for a proper format.${STY_RST}\n"
;;esac
case $existed_hypridle_conf in
  y) printf "\n${STY_YELLOW}[$0]: Warning: \"$XDG_CONFIG_HOME/hypr/hypridle.conf\" already existed before and we didn't overwrite it. ${STY_RST}\n"
     printf "${STY_YELLOW}Please use \"$XDG_CONFIG_HOME/hypr/hypridle.conf.new\" as a reference for a proper format.${STY_RST}\n"
;;esac
case $existed_hyprlock_conf in
  y) printf "\n${STY_YELLOW}[$0]: Warning: \"$XDG_CONFIG_HOME/hypr/hyprlock.conf\" already existed before and we didn't overwrite it. ${STY_RST}\n"
     printf "${STY_YELLOW}Please use \"$XDG_CONFIG_HOME/hypr/hyprlock.conf.new\" as a reference for a proper format.${STY_RST}\n"
;;esac

if [[ -z "${ILLOGICAL_IMPULSE_VIRTUAL_ENV}" ]]; then
  printf "\n${STY_RED}[$0]: \!! Important \!! : Please ensure environment variable ${STY_RST} \$ILLOGICAL_IMPULSE_VIRTUAL_ENV ${STY_RED} is set to proper value (by default \"~/.local/state/quickshell/.venv\"), or Quickshell config will not work. We have already provided this configuration in ~/.config/hypr/hyprland/env.conf, but you need to ensure it is included in hyprland.conf, and also a restart is needed for applying it.${STY_RST}\n"
fi

if [[ ${#warn_files[@]} -gt 0 ]]; then
  printf "\n${STY_RED}[$0]: \!! Important \!! : Please delete ${STY_RST} ${warn_files[*]} ${STY_RED} manually as soon as possible, since we\'re now using AUR package or local PKGBUILD to install them for Arch(based) Linux distros, and they'll take precedence over our installation, or at least take up more space.${STY_RST}\n"
fi