#!/bin/bash

directory_browse() {
  # This function browses for a directory and returns the path chosen
  # USAGE: path_to_be_browsed_for=$(directory_browse $action_text)

  local path_selected=false

  while [ $path_selected == false ]
  do
    local target="$(rd_zenity --file-selection --title="Choose $1" --directory)"
    if [ ! -z "$target" ] #yes
    then
      rd_zenity --question --no-wrap --window-icon="/app/share/icons/hicolor/scalable/apps/net.retrodeck.retrodeck.svg" --title "RetroDECK" --cancel-label="No" --ok-label "Yes" \
      --text="Directory $target chosen, is this correct?"
      if [ $? == 0 ]
      then
        path_selected=true
        echo "$target"
        break
      fi
    else
      rd_zenity --question --no-wrap --window-icon="/app/share/icons/hicolor/scalable/apps/net.retrodeck.retrodeck.svg" --title "RetroDECK" --cancel-label="No" --ok-label "Yes" \
      --text="No directory selected. Do you want to exit the selection process?"
      if [ $? == 0 ]
      then
        break
      fi
    fi
  done
}

file_browse() {
  # This function browses for a file and returns the path chosen
  # USAGE: file_to_be_browsed_for=$(file_browse $action_text)

  local file_selected=false

  while [ $file_selected == false ]
  do
    local target="$(rd_zenity --file-selection --title="Choose $1")"
    if [ ! -z "$target" ] #yes
    then
      rd_zenity --question --no-wrap --window-icon="/app/share/icons/hicolor/scalable/apps/net.retrodeck.retrodeck.svg" --title "RetroDECK" --cancel-label="No" --ok-label "Yes" \
      --text="File $target chosen, is this correct?"
      if [ $? == 0 ]
      then
        file_selected=true
        echo "$target"
        break
      fi
    else
      rd_zenity --question --no-wrap --window-icon="/app/share/icons/hicolor/scalable/apps/net.retrodeck.retrodeck.svg" --title "RetroDECK" --cancel-label="No" --ok-label "Yes" \
      --text="No file selected. Do you want to exit the selection process?"
      if [ $? == 0 ]
      then
        break
      fi
    fi
  done
}

verify_space() {
  # Function used for verifying adequate space before moving directories around
  # USAGE: verify_space $source_dir $dest_dir
  # Function returns "true" if there is enough space, "false" if there is not

  source_size=$(du -sk "$1" | awk '{print $1}')
  source_size=$((source_size+(source_size/10))) # Add 10% to source size for safety
  dest_avail=$(df -k --output=avail "$2" | tail -1)

  if [[ $source_size -ge $dest_avail ]]; then
    echo "false"
  else
    echo "true"
  fi
}

move() {
  # Function to move a directory from one parent to another
  # USAGE: move $source_dir $dest_dir

  source_dir="$(echo $1 | sed 's![^/]$!&/!')" # Add trailing slash if it is missing
  dest_dir="$(echo $2 | sed 's![^/]$!&/!')" # Add trailing slash if it is missing

  log d "Moving \"$source_dir\" to \"$dest_dir\""

  (
    rsync -a --remove-source-files --ignore-existing --mkpath "$source_dir" "$dest_dir" # Copy files but don't overwrite conflicts
    find "$source_dir" -type d -empty -delete # Cleanup empty folders that were left behind
  ) |
  rd_zenity --icon-name=net.retrodeck.retrodeck --progress --no-cancel --pulsate --auto-close \
  --window-icon="/app/share/icons/hicolor/scalable/apps/net.retrodeck.retrodeck.svg" \
  --title "RetroDECK Configurator Utility - Move in Progress" \
  --text="Moving directory $(basename "$1") to new location of $2, please wait."

  if [[ -d "$source_dir" ]]; then # Some conflicting files remain
    rd_zenity --icon-name=net.retrodeck.retrodeck --error --no-wrap \
    --window-icon="/app/share/icons/hicolor/scalable/apps/net.retrodeck.retrodeck.svg" \
    --title "RetroDECK Configurator Utility - Move Directories" \
    --text="There were some conflicting files that were not moved.\n\nAll files that could be moved are in the new location,\nany files that already existed at the new location have not been moved and will need to be handled manually."
  fi
}

create_dir() {
  # A simple function that creates a directory checking if is still there while logging the activity
  # If -d it will delete it prior the creation

  if [[ "$1" == "-d" ]]; then
    # If "force" flag is provided, delete the directory first
    shift # Remove the first argument (-f)
    if [[ -e "$1" ]]; then
      rm -rf "$1" # Forcefully delete the directory
      log d "Found \"$1\", deleting it."
    fi
  fi

  if [[ ! -d "$1" ]]; then
    mkdir -p "$1" # Create directory if it doesn't exist
    log d "Created directory: $1"
  else
    log d "Directory \"$1\" already exists, skipping."
  fi
}

download_file() {
  # Function to download file from the Internet, with Zenity progress bar
  # USAGE: download_file $source_url $file_dest $file_name
  # source_url is the location the file is downloaded from
  # file_dest is the destination the file should be in the filesystem, needs filename included!
  # file_name is a user-readable file name or description to be put in the Zenity dialog

  (
    wget "$1" -O "$2" -q
  ) |
  rd_zenity --progress \
    --title="Downloading File" \
    --text="Downloading $3..." \
    --pulsate \
    --auto-close
}

update_rd_conf() {
  # This function will import a default retrodeck.cfg file and update it with any current settings. This will allow us to expand the file over time while retaining current user settings.
  # USAGE: update_rd_conf

  # STAGE 1: For current files that haven't been broken into sections yet, where every setting name is unique

  conf_read # Read current settings into memory
  mv -f $rd_conf $rd_conf_backup # Backup config file before update
  cp $rd_defaults $rd_conf # Copy defaults file into place
  conf_write # Write old values into new default file

  # STAGE 2: To handle presets sections that use duplicate setting names

  generate_single_patch $rd_defaults $rd_conf_backup $rd_update_patch retrodeck # Create a patch file for differences between defaults and current user settings
  sed -i '/change^^version/d' $rd_update_patch # Remove version line from temporary patch file
  deploy_single_patch $rd_defaults $rd_update_patch $rd_conf # Re-apply user settings to defaults file
  set_setting_value $rd_conf "version" "$hard_version" retrodeck # Set version of currently running RetroDECK to updated retrodeck.cfg
  rm -f $rd_update_patch # Cleanup temporary patch file
  conf_read # Read all settings into memory

  # STAGE 3: Eliminate any preset incompatibility with existing user settings and new defaults

  # Fetch incompatible presets from JSON and create a lookup list
  incompatible_presets=$(jq -r '
    .incompatible_presets | to_entries[] | 
    [
      "\(.key):\(.value)", 
      "\(.value):\(.key)"
    ] | join("\n")
  ' $features)

  while IFS= read -r current_setting_line # Read the existing retrodeck.cfg
  do
    if [[ (! -z "$current_setting_line") && (! "$current_setting_line" == "#"*) && (! "$current_setting_line" == "[]") ]]; then # If the line has a valid entry in it
      if [[ ! -z $(grep -o -P "^\[.+?\]$" <<< "$current_setting_line") ]]; then # If the line is a section header
        local current_section=$(sed 's^[][]^^g' <<< $current_setting_line) # Remove brackets from section name
      else
        if [[ ! ("$current_section" == "" || "$current_section" == "paths" || "$current_section" == "options" || "$current_section" == "cheevos" || "$current_section" == "cheevos_hardcore") ]]; then
          local system_name=$(get_setting_name "$current_setting_line" "retrodeck") # Read the variable name from the current line
          local system_enabled=$(get_setting_value "$rd_conf" "$system_name" "retrodeck" "$current_section") # Read the variables value from active retrodeck.cfg
          local default_setting=$(get_setting_value "$rd_defaults" "$system_name" "retrodeck" "$current_section") # Read the variable value from the retrodeck defaults
          if [[ "$system_enabled" == "true" ]]; then
            while IFS=: read -r preset_being_checked known_incompatible_preset; do
              if [[ "$current_section" == "$preset_being_checked" ]]; then
                if [[ $(get_setting_value "$rd_conf" "$system_name" "retrodeck" "$known_incompatible_preset") == "true" ]]; then
                  set_setting_value "$rd_conf" "$system_name" "false" "retrodeck" "$current_section"
                fi
              fi
            done <<< "$incompatible_presets"
          fi
        fi
      fi
    fi
  done < $rd_conf
}


conf_read() {
  # This function will read the RetroDECK config file into memory
  # USAGE: conf_read

  while IFS= read -r current_setting_line # Read the existing retrodeck.cfg
  do
    if [[ (! -z "$current_setting_line") && (! "$current_setting_line" == "#"*) && (! "$current_setting_line" == "[]") ]]; then # If the line has a valid entry in it
      if [[ ! -z $(grep -o -P "^\[.+?\]$" <<< "$current_setting_line") ]]; then # If the line is a section header
        local current_section=$(sed 's^[][]^^g' <<< $current_setting_line) # Remove brackets from section name
      else
        if [[ "$current_section" == "" || "$current_section" == "paths" || "$current_section" == "options" ]]; then
          local current_setting_name=$(get_setting_name "$current_setting_line" "retrodeck") # Read the variable name from the current line
          local current_setting_value=$(get_setting_value "$rd_conf" "$current_setting_name" "retrodeck" "$current_section") # Read the variables value from retrodeck.cfg
          declare -g "$current_setting_name=$current_setting_value" # Write the current setting name and value to memory
        fi
      fi
    fi
  done < $rd_conf
}

conf_write() {
  # This function will update the RetroDECK config file with matching variables from memory
  # USAGE: conf_write

  while IFS= read -r current_setting_line # Read the existing retrodeck.cfg
  do
    if [[ (! -z "$current_setting_line") && (! "$current_setting_line" == "#"*) && (! "$current_setting_line" == "[]") ]]; then # If the line has a valid entry in it
      if [[ ! -z $(grep -o -P "^\[.+?\]$" <<< "$current_setting_line") ]]; then # If the line is a section header
        local current_section=$(sed 's^[][]^^g' <<< $current_setting_line) # Remove brackets from section name
      else
        if [[ "$current_section" == "" || "$current_section" == "paths" || "$current_section" == "options" ]]; then
          local current_setting_name=$(get_setting_name "$current_setting_line" "retrodeck") # Read the variable name from the current line
          local current_setting_value=$(get_setting_value "$rd_conf" "$current_setting_name" "retrodeck" "$current_section") # Read the variables value from retrodeck.cfg
          local memory_setting_value=$(eval "echo \$${current_setting_name}") # Read the variable names' value from memory
          if [[ ! "$current_setting_value" == "$memory_setting_value" && ! -z "$memory_setting_value" ]]; then # If the values are different...
            set_setting_value "$rd_conf" "$current_setting_name" "$memory_setting_value" "retrodeck" "$current_section" # Update the value in retrodeck.cfg
          fi
        fi
      fi
    fi
  done < $rd_conf
}

dir_prep() {
  # This script is creating a symlink preserving old folder contents and moving them in the new one

  # Call me with:
  # dir prep "real dir" "symlink location"
  real="$(realpath -s $1)"
  symlink="$(realpath -s $2)"

  log d "Preparing directory $symlink in $real"

   # if the symlink dir is already a symlink, unlink it first, to prevent recursion
  if [ -L "$symlink" ];
  then
    log d "$symlink is already a symlink, unlinking to prevent recursives"
    unlink "$symlink"
  fi

  # if the dest dir exists we want to backup it
  if [ -d "$symlink" ];
  then
    log d "$symlink found"
    mv -f "$symlink" "$symlink.old"
  fi

  # if the real dir is already a symlink, unlink it first
  if [ -L "$real" ];
  then
    log d "$real is already a symlink, unlinking to prevent recursives" #DEBUG
    unlink "$real"
  fi

  # if the real dir doesn't exist we create it
  if [ ! -d "$real" ];
  then
    log d "$real not found, creating it" #DEBUG
    create_dir "$real"
  fi

  # creating the symlink
  log d "linking $real in $symlink" #DEBUG
  create_dir "$(dirname "$symlink")" # creating the full path except the last folder
  ln -svf "$real" "$symlink"

  # moving everything from the old folder to the new one, delete the old one
  if [ -d "$symlink.old" ];
  then
    log d "Moving the data from $symlink.old to $real" #DEBUG
    mv -f "$symlink.old"/{.[!.],}* "$real"
    log d "Removing $symlink.old" #DEBUG
    rm -rf "$symlink.old"
  fi

  log i "$symlink is now $real"
}

rd_zenity() {
  # This function replaces the standard 'zenity' command and filters out annoying GTK errors on Steam Deck
  zenity 2> >(grep -v 'Gtk' >&2) "$@"
}

update_rpcs3_firmware() {
  create_dir "$roms_folder/ps3/tmp"
  chmod 777 "$roms_folder/ps3/tmp"
  download_file "$rpcs3_firmware" "$roms_folder/ps3/tmp/PS3UPDAT.PUP" "RPCS3 Firmware"
  rpcs3 --installfw "$roms_folder/ps3/tmp/PS3UPDAT.PUP"
  rm -rf "$roms_folder/ps3/tmp"
}

update_vita3k_firmware() {
  download_file "http://dus01.psv.update.playstation.net/update/psv/image/2022_0209/rel_f2c7b12fe85496ec88a0391b514d6e3b/PSVUPDAT.PUP" "/tmp/PSVUPDAT.PUP" "Vita3K Firmware file: PSVUPDAT.PUP"
  download_file "http://dus01.psp2.update.playstation.net/update/psp2/image/2019_0924/sd_8b5f60b56c3da8365b973dba570c53a5/PSP2UPDAT.PUP?dest=us" "/tmp/PSP2UPDAT.PUP" "Vita3K Firmware file: PSP2UPDAT.PUP"
  Vita3K --firmware /tmp/PSVUPDAT.PUP
  Vita3K --firmware /tmp/PSP2UPDAT.PUP
}

backup_retrodeck_userdata() {
  create_dir "$backups_folder"
  zip -rq9 "$backups_folder/$(date +"%0m%0d")_retrodeck_userdata.zip" "$saves_folder" "$states_folder" "$bios_folder" "$media_folder" "$themes_folder" "$logs_folder" "$screenshots_folder" "$mods_folder" "$texture_packs_folder" "$borders_folder" > $logs_folder/$(date +"%0m%0d")_backup_log.log
}

make_name_pretty() {
  # This function will take an internal system name (like "gbc") and return a pretty version for user display ("Nintendo GameBoy Color")
  # If the name is nout found it only returns the short name such as "gbc"
  # USAGE: make_name_pretty "system name"

  local system_name="$1"

  # Use jq to parse the JSON and find the pretty name
  local pretty_name=$(jq -r --arg name "$system_name" '.system[$name].name // $name' "$features")

  echo "$pretty_name"
}


finit_browse() {
# Function for choosing data directory location during first/forced init
path_selected=false
while [ $path_selected == false ]
do
  local target="$(rd_zenity --file-selection --title="Choose RetroDECK data directory location" --directory)"
  if [[ ! -z "$target" ]]; then
    if [[ -w "$target" ]]; then
      rd_zenity --question --no-wrap --window-icon="/app/share/icons/hicolor/scalable/apps/net.retrodeck.retrodeck.svg" --title "RetroDECK" \
      --cancel-label="No" \
      --ok-label "Yes" \
      --text="Your RetroDECK data folder will be:\n\n$target/retrodeck\n\nis that ok?"
      if [ $? == 0 ] #yes
      then
        path_selected=true
        echo "$target/retrodeck"
        break
      else
        rd_zenity --question --no-wrap --window-icon="/app/share/icons/hicolor/scalable/apps/net.retrodeck.retrodeck.svg" --title "RetroDECK" --cancel-label="No" --ok-label "Yes" --text="Do you want to quit?"
        if [ $? == 0 ] # yes, quit
        then
          quit_retrodeck
        fi
      fi
    fi
  else
    rd_zenity --error --no-wrap \
    --window-icon="/app/share/icons/hicolor/scalable/apps/net.retrodeck.retrodeck.svg" \
    --title "RetroDECK" \
    --ok-label "Quit" \
    --text="No location was selected. Please run RetroDECK again to retry."
    quit_retrodeck
  fi
done
}

finit_user_options_dialog() {
  finit_available_options=()

  while IFS="^" read -r enabled option_name option_desc option_tag || [[ -n "$enabled" ]];
  do
    if [[ ! $enabled == "#"* ]] && [[ ! -z "$enabled" ]]; then
      finit_available_options=("${finit_available_options[@]}" "$enabled" "$option_name" "$option_desc" "$option_tag")
    fi
  done < $finit_options_list


  local choices=$(rd_zenity \
  --list --width=1200 --height=720 \
  --checklist --hide-column=4 --ok-label="Confirm Selections" --extra-button="Enable All" \
  --separator=" " --print-column=4 \
  --text="Choose which options to enable:" \
  --column "Enabled?" \
  --column "Option" \
  --column "Description" \
  --column "option_flag" \
  "${finit_available_options[@]}")

  echo "${choices[*]}"
}

finit() {
# Force/First init, depending on the situation

  log i "Executing finit"

  # Internal or SD Card?
  local finit_dest_choice=$(configurator_destination_choice_dialog "RetroDECK data" "Welcome to the first setup of RetroDECK.\nPlease carefully read each message prompted during the installation process to avoid any unwanted misconfigurations.\n\nWhere do you want your RetroDECK data folder to be located?\nIn this location a \"retrodeck\" folder will be created.\nThis is the folder that you will use to contain all your important files, such as your own ROMs, BIOSs, Saves and Scraped Data." )
  log i "Choice is $finit_dest_choice"

  case "$finit_dest_choice" in

  "Quit" | "" ) # Back or X button quits
    rm -f "$rd_conf" # Cleanup unfinished retrodeck.cfg if first install is interrupted
    log i "Now quitting"
    quit_retrodeck
  ;;

  "Internal Storage" ) # Internal
    log i "Internal selected"
    rdhome="$HOME/retrodeck"
    if [[ -L "$rdhome" ]]; then #Remove old symlink from existing install, if it exists
      unlink "$rdhome"
    fi
  ;;

  "SD Card" )
    log i "SD Card selected"
    if [ ! -d "$sdcard" ] # SD Card path is not existing
    then
      log e "SD card not found"
      rd_zenity --error --no-wrap \
      --window-icon="/app/share/icons/hicolor/scalable/apps/net.retrodeck.retrodeck.svg" \
      --title "RetroDECK" \
      --ok-label "Browse" \
      --text="SD Card was not found in the default location.\nPlease choose the SD Card root.\nA retrodeck folder will be created starting from the directory that you selected."
      rdhome="$(finit_browse)" # Calling the browse function
      if [[ -z "$rdhome" ]]; then # If user hit the cancel button
        rm -f "$rd_conf" # Cleanup unfinished retrodeck.cfg if first install is interrupted
        exit 2
      fi
    elif [ ! -w "$sdcard" ] #SD card found but not writable
      then
        log e "SD card found but not writable"
        rd_zenity --error --no-wrap \
        --window-icon="/app/share/icons/hicolor/scalable/apps/net.retrodeck.retrodeck.svg" \
        --title "RetroDECK" \
        --ok-label "Quit" \
        --text="SD card was found but is not writable\nThis can happen with cards formatted on PC.\nPlease format the SD card through the Steam Deck's Game Mode and run RetroDECK again."
        rm -f "$rd_conf" # Cleanup unfinished retrodeck.cfg if first install is interrupted
        log i "Now quitting"
        quit_retrodeck
    else
      rdhome="$sdcard/retrodeck"
    fi
  ;;

  "Custom Location" )
      log i "Custom Location selected"
      rd_zenity --info --no-wrap \
      --window-icon="/app/share/icons/hicolor/scalable/apps/net.retrodeck.retrodeck.svg" \
      --title "RetroDECK" \
      --ok-label "Browse" \
      --text="Please choose the root folder for the RetroDECK data.\nA retrodeck folder will be created starting from the directory that you selected."
      rdhome="$(finit_browse)" # Calling the browse function
      if [[ -z "$rdhome" ]]; then # If user hit the cancel button
        rm -f "$rd_conf" # Cleanup unfinished retrodeck.cfg if first install is interrupted
        exit 2
      fi
    ;;

  esac

  log i "\"retrodeck\" folder will be located in \"$rdhome\""

  prepare_component "reset" "retrodeck" # Parse the [paths] section of retrodeck.cfg and set the value of / create all needed folders

  conf_write # Write the new values to retrodeck.cfg

  configurator_generic_dialog "RetroDECK Initial Setup" "The next dialog will be a list of optional actions to take during the initial setup.\n\nIf you choose to not do any of these now, they can be done later through the Configurator."
  local finit_options_choices=$(finit_user_options_dialog)

  if [[ "$finit_options_choices" =~ (rpcs3_firmware|Enable All) ]]; then # Additional information on the firmware install process, as the emulator needs to be manually closed
    configurator_generic_dialog "RPCS3 Firmware Install" "You have chosen to install the RPCS3 firmware during the RetroDECK first setup.\n\nThis process will take several minutes and requires network access.\n\nRPCS3 will be launched automatically at the end of the RetroDECK setup process.\nOnce the firmware is installed, please close the emulator to finish the process."
  fi

  if [[ "$finit_options_choices" =~ (vita3k_firmware|Enable All) ]]; then # Additional information on the firmware install process, as the emulator needs to be manually closed
    configurator_generic_dialog "Vita3K Firmware Install" "You have chosen to install the Vita3K firmware during the RetroDECK first setup.\n\nThis process will take several minutes and requires network access.\n\nVita3K will be launched automatically at the end of the RetroDECK setup process.\nOnce the firmware is installed, please close the emulator to finish the process."
  fi

  rd_zenity --icon-name=net.retrodeck.retrodeck --info --no-wrap \
  --window-icon="/app/share/icons/hicolor/scalable/apps/net.retrodeck.retrodeck.svg" --title "RetroDECK" \
  --text="RetroDECK will now install the needed files, which can take up to one minute.\nRetroDECK will start once the process is completed.\n\nPress OK to continue."

  (
  prepare_component "reset" "all"
  build_retrodeck_current_presets
  deploy_helper_files

  # Optional actions based on user choices
  if [[ "$finit_options_choices" =~ (rpcs3_firmware|Enable All) ]]; then
    if [[ $(check_network_connectivity) == "true" ]]; then
      update_rpcs3_firmware
    fi
  fi
  if [[ "$finit_options_choices" =~ (vita3k_firmware|Enable All) ]]; then
    if [[ $(check_network_connectivity) == "true" ]]; then
      update_vita3k_firmware
    fi
  fi
  if [[ "$finit_options_choices" =~ (rd_controller_profile|Enable All) ]]; then
    install_retrodeck_controller_profile
  fi
  if [[ "$finit_options_choices" =~ (rd_prepacks|Enable All) ]]; then
    install_retrodeck_starterpack
  fi

  ) |
  rd_zenity --icon-name=net.retrodeck.retrodeck --progress --no-cancel --pulsate --auto-close \
  --window-icon="/app/share/icons/hicolor/scalable/apps/net.retrodeck.retrodeck.svg" \
  --title "RetroDECK Finishing Initialization" \
  --text="RetroDECK is finishing the initial setup process, please wait."

  create_lock
}

install_retrodeck_starterpack() {
  # This function will install the roms, gamelists and metadata for the RetroDECK Starter Pack, a curated selection of games the creators of RetroDECK enjoy.
  # USAGE: install_retrodeck_starterpack

  ## DOOM section ##
  cp /app/retrodeck/extras/doom1.wad "$roms_folder/doom/doom1.wad" # No -f in case the user already has it
  create_dir "/var/config/ES-DE/gamelists/doom"
  if [[ ! -f "/var/config/ES-DE/gamelists/doom/gamelist.xml" ]]; then # Don't overwrite an existing gamelist
    cp "/app/retrodeck/rd_prepacks/doom/gamelist.xml" "/var/config/ES-DE/gamelists/doom/gamelist.xml"
  fi
  create_dir "$media_folder/doom"
  unzip -oq "/app/retrodeck/rd_prepacks/doom/doom.zip" -d "$media_folder/doom/"
}

install_retrodeck_controller_profile() {
  # This function will install the needed files for the custom RetroDECK controller profile
  # NOTE: These files need to be stored in shared locations for Steam, outside of the normal RetroDECK folders and should always be an optional user choice
  # BIGGER NOTE: As part of this process, all emulators will need to have their configs hard-reset to match the controller mappings of the profile
  # USAGE: install_retrodeck_controller_profile
  if [[ -d "$HOME/.steam/steam/controller_base/templates/" || -d "$HOME/.var/app/com.valvesoftware.Steam/.steam/steam/controller_base/templates/" ]]; then
    if [[ -d "$HOME/.steam/steam/controller_base/templates/" ]]; then # If a normal binary Steam install exists
      rsync -rlD --mkpath "/app/retrodeck/binding_icons/" "$HOME/.steam/steam/tenfoot/resource/images/library/controller/binding_icons/"
      rsync -rlD --mkpath "$config/retrodeck/controller_configs/" "$HOME/.steam/steam/controller_base/templates/"
    fi
    if [[ -d "$HOME/.var/app/com.valvesoftware.Steam/.steam/steam/controller_base/templates/" ]]; then # If a Flatpak Steam install exists
      rsync -rlD --mkpath "/app/retrodeck/binding_icons/" "$HOME/.var/app/com.valvesoftware.Steam/.steam/steam/tenfoot/resource/images/library/controller/binding_icons/"
      rsync -rlD --mkpath "$config/retrodeck/controller_configs/" "$HOME/.var/app/com.valvesoftware.Steam/.steam/steam/controller_base/templates/"
    fi
  else
    configurator_generic_dialog "RetroDECK Controller Profile Install" "The target directories for the controller profile do not exist.\n\nThis may happen if you do not have Steam installed or the location is does not have permission to be read."
  fi
}

create_lock() {
  # creating RetroDECK's lock file and writing the version in the config file
  version=$hard_version
  touch "$lockfile"
  conf_write
}

update_splashscreens() {
  # This script will purge any existing ES graphics and reload them from RO space into somewhere ES will look for it
  # USAGE: update_splashscreens

  log i "Updating splash screen"

  rm -rf /var/config/ES-DE/resources/graphics
  rsync -rlD --mkpath "/app/retrodeck/graphics/" "/var/config/ES-DE/resources/graphics/"

}

deploy_helper_files() {
  # This script will distribute helper documentation files throughout the filesystem according to the JSON configuration
  # USAGE: deploy_helper_files

  # Extract helper files information using jq
  helper_files=$(jq -r '.helper_files | to_entries | map("\(.value.filename)^\(.value.location)")[]' "$features")

  # Iterate through each helper file entry
  while IFS='^' read -r file dest; do
    if [[ ! -z "$file" ]] && [[ ! -z "$dest" ]]; then
      eval current_dest="$dest"
      cp -f "$helper_files_folder/$file" "$current_dest/$file"
    fi
  done <<< "$helper_files"
}


splash_screen() {
  # This function will replace the RetroDECK startup splash screen with a different image if the day and time match a listing in the JSON data.
  # USAGE: splash_screen

  current_day=$(date +"%m%d")  # Read the current date in a format that can be calculated in ranges
  current_time=$(date +"%H%M") # Read the current time in a format that can be calculated in ranges

  # Read the JSON file and extract splash screen data using jq
  splash_screen=$(jq -r --arg current_day "$current_day" --arg current_time "$current_time" '
    .splash_screens | to_entries[] |
    select(
      ($current_day | tonumber) >= (.value.start_date | tonumber) and
      ($current_day | tonumber) <= (.value.end_date | tonumber) and
      ($current_time | tonumber) >= (.value.start_time | tonumber) and
      ($current_time | tonumber) <= (.value.end_time | tonumber)
    ) | .value.filename' $features)

  # Determine the splash file to use
  if [[ -n "$splash_screen" ]]; then
    new_splash_file="$splashscreen_dir/$splash_screen"
  else
    new_splash_file="$default_splash_file"
  fi

  cp -f "$new_splash_file" "$current_splash_file" # Deploy assigned splash screen
}

install_release() {
  # Logging the release tag and URL
  log d "Attempting to install release: $1 from repo $update_repo"

  # Construct the URL for the flatpak file

  if [ "$(get_setting_value "$rd_conf" "update_repo" "retrodeck" "options")" == "RetroDECK" ]; then
      iscooker=""
  else
      iscooker="-cooker"
  fi

  local flatpak_url="https://github.com/$git_organization_name/$update_repo/releases/download/$1/RetroDECK$iscooker.flatpak"
  log d "Constructed flatpak URL: $flatpak_url"

  # Confirm installation with the user
  zenity --question --icon-name=net.retrodeck.retrodeck --no-wrap \
          --window-icon="/app/share/icons/hicolor/scalable/apps/net.retrodeck.retrodeck.svg" \
          --title "RetroDECK Updater" \
          --text="$1 will be now installed.\nThe update process may take several minutes.\n\nAfter the update is complete, RetroDECK will close. When you run it again, you will be using the latest version.\n\nDo you want to continue?"

  rc=$? # Capture return code
  if [[ $rc == "1" ]]; then # If the user clicks "Cancel"
    return 0
  fi
  
  (
    mkdir -p "$rdhome/RetroDECK_Updates"

    # Download the flatpak file
    wget -P "$rdhome/RetroDECK_Updates" $flatpak_url -O "$rdhome/RetroDECK_Updates/RetroDECK$iscooker.flatpak"
    
    # Check if the download was successful
    if [[ $? -ne 0 ]]; then
      configurator_generic_dialog "Error" "Failed to download the flatpak file. Please check the release tag and try again."
      return 1
    fi

    # Remove the current version before installing the new one to avoid duplicates
    flatpak-spawn --host flatpak remove --noninteractive -y net.retrodeck.retrodeck
    
    # Install the new version
    flatpak-spawn --host flatpak install --user --bundle --noninteractive -y "$rdhome/RetroDECK_Updates/RetroDECK$iscooker.flatpak"
    
    # Cleanup old bundles to save space
    rm -rf "$rdhome/RetroDECK_Updates"
  ) |
  zenity --icon-name=net.retrodeck.retrodeck --progress --no-cancel --pulsate --auto-close \
  --window-icon="/app/share/icons/hicolor/scalable/apps/net.retrodeck.retrodeck.svg" \
  --title "RetroDECK Updater" \
  --text="RetroDECK is updating to the selected version, please wait."

  configurator_generic_dialog "RetroDECK Online Update" "The update process is now complete!\n\nRetroDECK will now quit."
  quit_retrodeck
}

ponzu() {
  # This function is used to extract some specific appimages
  # Check if any of the specified files exist
  # If RetroDECK is reset Ponzu must re-cooked

  log d "Checking for Ponzu"

  local tmp_folder="/tmp/extracted"
  local ponzu_files=("$rdhome"/ponzu/Citra*.AppImage "$rdhome"/ponzu/citra*.AppImage "$rdhome"/ponzu/Yuzu*.AppImage "$rdhome"/ponzu/yuzu*.AppImage) 
  local data_dir
  local appimage
  local executable

  # if the binaries are found, ponzu should be set as true into the retrodeck config
  if [ -f "/var/data/ponzu/Citra/bin/citra-qt" ]; then
    log d "Citra binaries has already been installed, checking for updates and forcing the setting as true."
    set_setting_value $rd_conf "akai_ponzu" "true" retrodeck "options"
  fi
  if [ -f "/var/data/ponzu/Yuzu/bin/yuzu" ]; then
    log d "Yuzu binaries has already been installed, checking for updates and forcing the setting as true."
    set_setting_value $rd_conf "kiroi_ponzu" "true" retrodeck "options"
  fi

  # Loop through all ponzu files
  for ponzu_file in "${ponzu_files[@]}"; do
    # Check if the current ponzu file exists
    if [ -f "$ponzu_file" ]; then
      if [[ "$ponzu_file" == *itra* ]]; then
        log i "Found akai ponzu! Elaborating it"
        data_dir="/var/data/ponzu/Citra"
        local message="Akai ponzu is served, enjoy"
      elif [[ "$ponzu_file" == *uzu* ]]; then
        log i "Found kiroi ponzu! Elaborating it"
        data_dir="/var/data/ponzu/Yuzu"
        local message="Kiroi ponzu is served, enjoy"
      else
        log e "AppImage not recognized, not a ponzu ingredient!"
        exit 1
      fi
      appimage="$ponzu_file"
      chmod +x "$ponzu_file"
      create_dir "$data_dir"
      log d "Moving AppImage in \"$data_dir\""
      mv "$appimage" "$data_dir"
      cd "$data_dir"
      local filename=$(basename "$ponzu_file")
      log d "Setting appimage=$data_dir/$filename"
      appimage="$data_dir/$filename"
      log d "Extracting AppImage"
      "$appimage" --appimage-extract
      create_dir "$tmp_folder"
      log d "Cleaning up"
      cp -r squashfs-root/* "$tmp_folder"
      rm -rf *
      if [[ "$ponzu_file" == *itra* ]]; then
        mv "$tmp_folder/usr/"** .
        executable="$data_dir/bin/citra"
        log d "Making $executable and $executable-qt executable"
        chmod +x "$executable"
        chmod +x "$executable-qt"
        prepare_component "reset" "citra"
        set_setting_value $rd_conf "akai_ponzu" "true" retrodeck "options"
      elif [[ "$ponzu_file" == *uzu* ]]; then
        mv "$tmp_folder/usr/"** .
        executable="$data_dir/bin/yuzu"
        log d "Making $executable executable"
        chmod +x "$executable"
        prepare_component "reset" "yuzu"
        set_setting_value $rd_conf "kiroi_ponzu" "true" retrodeck "options"
      fi
      
      cd -
      log i "$message"
      rm -rf "$tmp_folder"
    fi
  done
  rm -rf "$rdhome/ponzu"
}

ponzu_remove() {

  # Call me with yuzu or citra and I will remove them

  if [[ "$1" == "citra" ]]; then
    if [[ $(configurator_generic_question_dialog "Ponzu - Remove Citra" "Do you really want to remove Citra binaries?\n\nYour games and saves will not be deleted.") == "true" ]]; then
      log i "Ponzu: removing Citra"
      rm -rf "/var/data/ponzu/Citra"
      set_setting_value $rd_conf "akai_ponzu" "false" retrodeck "options"
      configurator_generic_dialog "Ponzu - Remove Citra" "Done, Citra is now removed from RetroDECK"
    fi
  elif [[ "$1" == "yuzu" ]]; then
    if [[ $(configurator_generic_question_dialog "Ponzu - Remove Yuzu" "Do you really want to remove Yuzu binaries?\n\nYour games and saves will not be deleted.") == "true" ]]; then
      log i "Ponzu: removing Yuzu"
      rm -rf "/var/data/ponzu/Yuzu"
      set_setting_value $rd_conf "kiroi_ponzu" "false" retrodeck "options"
      configurator_generic_dialog "Ponzu - Remove Yuzu" "Done, Yuzu is now removed from RetroDECK"
    fi
  else
    log e "Ponzu: \"$1\" is not a vaild choice for removal, quitting"
  fi
  configurator_retrodeck_tools_dialog
}

release_selector() {
    log d "Fetching releases from GitHub API for repository $cooker_repository_name"
    
    # Fetch the main release from the RetroDECK repository
    log d "Fetching latest main release from GitHub API for repository RetroDECK"
    local main_release=$(curl -s https://api.github.com/repos/$git_organization_name/RetroDECK/releases/latest)

    if [[ -z "$main_release" ]]; then
        log e "Failed to fetch the main release"
        configurator_generic_dialog "Error" "Unable to fetch the main release. Please check your network connection or try again later."
        return 1
    fi

    main_tag_name=$(echo "$main_release" | jq -r '.tag_name')
    main_published_at=$(echo "$main_release" | jq -r '.published_at')

    # Convert published_at to human-readable format for the main release
    main_human_readable_date=$(date -d "$main_published_at" +"%d %B %Y %H:%M")

    # Add the main release as the first entry in the release array
    local release_array=("Main Release" "$main_tag_name" "$main_human_readable_date")

    # Fetch all releases from the Cooker repository
    local releases=$(curl -s https://api.github.com/repos/$git_organization_name/$cooker_repository_name/releases)

    if [[ -z "$releases" ]]; then
        log e "Failed to fetch releases or no releases available"
        configurator_generic_dialog "Error" "Unable to fetch releases. Please check your network connection or try again later."
        return 1
    fi

    # Loop through each release and add to the release array
    while IFS= read -r release; do
        tag_name=$(echo "$release" | jq -r '.tag_name')
        published_at=$(echo "$release" | jq -r '.published_at')

        # Convert published_at to human-readable format
        human_readable_date=$(date -d "$published_at" +"%d %B %Y %H:%M")

        # Ensure fields are properly aligned for Zenity
        release_array+=("Cooker Channel" "$tag_name" "$human_readable_date")

    done < <(echo "$releases" | jq -c '.[]' | sort -t: -k3,3r)

    if [[ ${#release_array[@]} -eq 0 ]]; then
        configurator_generic_dialog "RetroDECK Updater" "No available releases found, exiting."
        log d "No available releases found"
        return 1
    fi

    log d "Showing available releases"

    # Display releases in a Zenity list dialog with three columns
    selected_release=$(
      rd_zenity --list \
        --icon-name=net.retrodeck.retrodeck \
        --window-icon="/app/share/icons/hicolor/scalable/apps/net.retrodeck.retrodeck.svg" \
        --title "RetroDECK Configurator Cooker Releases - Select Release" \
        --column="Branch" --column="Release Tag" --column="Published Date" --width=1280 --height=800 \
        --separator="|" --print-column='ALL' "${release_array[@]}"
    )

    log i "Selected release: $selected_release"

    if [[ -z "$selected_release" ]]; then
        log d "No release selected, user exited."
        return 1
    fi

    # Parse the selected release using the pipe separator
    IFS='|' read -r selected_branch selected_tag selected_date <<< "$selected_release"
    selected_branch=$(echo "$selected_branch" | xargs)  # Trim any extra spaces
    selected_tag=$(echo "$selected_tag" | xargs)
    selected_date=$(echo "$selected_date" | xargs)

    log d "Selected branch: $selected_branch, release: $selected_tag, date: $selected_date"

    rd_zenity --question --icon-name=net.retrodeck.retrodeck --no-wrap \
      --window-icon="/app/share/icons/hicolor/scalable/apps/net.retrodeck.retrodeck.svg" \
      --title "RetroDECK Configurator Cooker Release - Confirm Selection" \
      --text="Are you sure you want to install the following release?\n\n$selected_branch: \"$selected_tag\"\nPublished on $selected_date?"

    if [[ $? -eq 0 ]]; then
        log d "User confirmed installation of release $selected_tag"

      if echo "$selected_release" | grep -q "Main Release"; then
        set_setting_value $rd_conf "update_repo" "$main_repository_name" retrodeck "options"
        log i "Switching to main channel"
      else
        set_setting_value $rd_conf "update_repo" "$cooker_repository_name" retrodeck "options"
        log i "Switching to cooker channel"
      fi

        set_setting_value "$rd_conf" "branch" "$selected_branch" "retrodeck" "options"
        log d "Set branch to $selected_branch in configuration"
        install_release $selected_tag

    else
      log d "User canceled installation"
      return 0
    fi
}

quit_retrodeck() {
  log i "Quitting ES-DE"
  pkill -f "es-de"
  log i "Shutting down RetroDECK's framework"
  pkill -f "retrodeck"
  log i "See you next time"
}

start_retrodeck() {
  splash_screen # Check if today has a surprise splashscreen and load it if so
  ponzu
  log i "Starting RetroDECK v$version"
  es-de
}

find_emulator() {
  local emulator_name=$1
  local found_path=""

  # Search the es_find_rules.xml file for the emulator
  emulator_section=$(xmllint --xpath "//emulator[@name='$emulator_name']" "/app/share/es-de/resources/systems/linux/es_find_rules.xml" 2>/dev/null)
  
  if [ -z "$emulator_section" ]; then
      log e "Emulator not found: $emulator_name"
      return 1
  fi
  
  # Search systempath entries
  while IFS= read -r line; do
      command_path=$(echo "$line" | sed -n 's/.*<entry>\(.*\)<\/entry>.*/\1/p')
      if [ -x "$(command -v $command_path)" ]; then
          found_path=$command_path
          break
      fi
  done <<< "$(echo "$emulator_section" | xmllint --xpath "//rule[@type='systempath']/entry" - 2>/dev/null)"
  
  # If not found, search staticpath entries
  if [ -z "$found_path" ]; then
      while IFS= read -r line; do
          command_path=$(eval echo "$line" | sed -n 's/.*<entry>\(.*\)<\/entry>.*/\1/p')
          if [ -x "$command_path" ]; then
              found_path=$command_path
              break
          fi
      done <<< "$(echo "$emulator_section" | xmllint --xpath "//rule[@type='staticpath']/entry" - 2>/dev/null)"
  fi
  
  if [ -z "$found_path" ]; then
      log e "No valid path found for emulator: $emulator_name"
      return 1
  else
      log d "Found emulator: \"$found_path\""
      echo "$found_path"
      return 0
  fi
}


# TODO: add the logic of alt emulator and default emulator

run_game() {

  # Initialize variables
  emulator=""
  system=""

  # Path to the es_systems.xml file
  xml_file="/app/share/es-de/resources/systems/linux/es_systems.xml"

  # Parse options
  while getopts ":e:s:" opt; do
      case ${opt} in
          e )
              emulator=$OPTARG
              ;;
          s )
              system=$OPTARG
              ;;
          \? )
              echo "Usage: $0 --run [-e emulator] [-s system] game"
              exit 1
              ;;
      esac
  done
  shift $((OPTIND -1))

  # Check for game argument
  if [[ -z "$1" ]]; then
      echo "Error: Game file is required."
      echo "Usage: $0 --run [-e emulator] [-s system] game"
      exit 1
  fi

  game=$1

  # If no system is provided, extract it from the game path
  if [[ -z "$system" ]]; then
    system=$(echo "$game" | grep -oP '(?<=roms/)[^/]+')
  fi

  log d "Game: \"$game\""
  log d "System: \"$system\""

# Function to handle the %INJECT% placeholder
handle_inject_placeholder() {
    local cmd="$1"
    local rom_dir=$(dirname "$game") # Get the ROM directory based on the game path

    # Find and process all occurrences of %INJECT%='something'.extension
    while [[ "$cmd" =~ (%INJECT%=\'([^\']+)\')(.[^ ]+)? ]]; do
        inject_file="${BASH_REMATCH[2]}"  # Extract the quoted file name
        extension="${BASH_REMATCH[3]}"    # Extract the extension (if any)
        inject_file_full_path="$rom_dir/$inject_file$extension"  # Form the full path

        log d "Found inject part: %INJECT%='$inject_file'$extension"

        # Check if the file exists
        if [[ -f "$inject_file_full_path" ]]; then
            # Read the content of the file and replace newlines with spaces
            inject_content=$(cat "$inject_file_full_path" | tr '\n' ' ')
            log i "File \"$inject_file_full_path\" found. Replacing %INJECT% with content."

            # Escape special characters in the inject part for the replacement
            escaped_inject_part=$(printf '%s' "%INJECT%='$inject_file'$extension" | sed 's/[]\/$*.^[]/\\&/g')

            # Replace the entire %INJECT%=...'something'.extension part with the file content
            cmd=$(echo "$cmd" | sed "s|$escaped_inject_part|$inject_content|g")

            log d "Replaced cmd: $cmd"
        else
            log e "File \"$inject_file_full_path\" not found. Removing %INJECT% placeholder."

            # Use sed to remove the entire %INJECT%=...'something'.extension
            escaped_inject_part=$(printf '%s' "%INJECT%='$inject_file'$extension" | sed 's/[]\/$*.^[]/\\&/g')
            cmd=$(echo "$cmd" | sed "s|$escaped_inject_part||g")

            log d "sedded cmd: $cmd"
        fi
    done

    log d "Returning the command with injected content: $cmd"
    echo "$cmd"
}


# Function to replace %EMULATOR_SOMETHING% with the actual path of the emulator
replace_emulator_placeholder() {
    local placeholder=$1
    # Extract emulator name from placeholder without changing case
    local emulator_name="${placeholder//"%EMULATOR_"/}"  # Extract emulator name after %EMULATOR_
    emulator_name="${emulator_name//"%"/}"  # Remove the trailing %

    # Use the find_emulator function to get the emulator path using the correct casing
    local emulator_exec=$(find_emulator "$emulator_name")
    
    if [[ -z "$emulator_exec" ]]; then
        log e "Emulator '$emulator_name' not found."
        exit 1
    fi
    echo "$emulator_exec"
}

  # Function to substitute the placeholders
  substitute_placeholders() {
      local cmd="$1"
      local rom_path="$game"
      local rom_dir=$(dirname "$rom_path")
      
      # Strip all file extensions from the base name
      local base_name=$(basename "$rom_path")
      base_name="${base_name%%.*}"

      local file_name=$(basename "$rom_path")
      local rom_raw="$rom_path"
      local rom_dir_raw="$rom_dir"
      local es_path=""
      local emulator_path=""

      # Manually replace %EMULATOR_*% placeholders
      while [[ "$cmd" =~ (%EMULATOR_[A-Z0-9_]+%) ]]; do
          placeholder="${BASH_REMATCH[1]}"
          emulator_path=$(replace_emulator_placeholder "$placeholder")
          cmd="${cmd//$placeholder/$emulator_path}"
      done

      # Substitute %BASENAME% and other placeholders
      cmd="${cmd//"%BASENAME%"/"'$base_name'"}"
      cmd="${cmd//"%FILENAME%"/"'$file_name'"}"
      cmd="${cmd//"%ROMRAW%"/"'$rom_raw'"}"
      cmd="${cmd//"%ROMPATH%"/"'$rom_dir'"}"
      
      # Ensure paths are quoted correctly
      cmd="${cmd//"%ROM%"/"'$rom_path'"}"
      cmd="${cmd//"%GAMEDIR%"/"'$rom_dir'"}"
      cmd="${cmd//"%GAMEDIRRAW%"/"'$rom_dir_raw'"}"
      cmd="${cmd//"%CORE_RETROARCH%"/"/var/config/retroarch/cores"}"

      log d "Command after %BASENAME% and other substitutions: $cmd"

      # Now handle %INJECT% after %BASENAME% has been substituted
      cmd=$(handle_inject_placeholder "$cmd")

      echo "$cmd"
  }

  # Extracting the commands from es_systems.xml for the selected system
  find_system_commands() {
      local system_name=$system
      # Use xmllint to extract the system commands from the XML
      system_section=$(xmllint --xpath "//system[name='$system_name']" "$xml_file" 2>/dev/null)
      
      if [ -z "$system_section" ]; then
          log e "System not found: $system_name"
          exit 1
      fi

      # Extract commands and labels
      commands=$(echo "$system_section" | xmllint --xpath "//command" - 2>/dev/null)

      # Prepare Zenity command list
      command_list=()
      while IFS= read -r line; do
          label=$(echo "$line" | sed -n 's/.*label="\([^"]*\)".*/\1/p')
          command=$(echo "$line" | sed -n 's/.*<command[^>]*>\(.*\)<\/command>.*/\1/p')
          
          # Substitute placeholders in the command
          command=$(substitute_placeholders "$command")
          
          # Add label and command to Zenity list (label first, command second)
          command_list+=("$label" "$command")
      done <<< "$commands"

      # Check if there's only one command
      if [ ${#command_list[@]} -eq 2 ]; then
          log d "Only one command found for $system_name, running it directly: ${command_list[1]}"
          selected_command="${command_list[1]}"
      else
          # Show the list with Zenity and return the **command** (second column) selected
          selected_command=$(zenity --list \
              --title="Select an emulator for $system_name" \
              --column="Emulator" --column="Hidden Command" "${command_list[@]}" \
              --width=800 --height=400 --print-column=2 --hide-column=2)
      fi

      echo "$selected_command"
  }

  # If the emulator is not specified, ask the user to select it or get it from the XML file
  if [[ -z "$emulator" ]]; then
    emulator=$(find_system_commands)
  fi

  if [[ -n "$emulator" ]]; then
    log d "Running: $emulator"
    eval "$emulator"
  else
    log e "No emulator found or selected. Exiting."
    return 1
  fi
}