#!/bin/bash

check_network_connectivity() {
  # This function will do a basic check for network availability and return "true" if it is working.
  # USAGE: if [[ $(check_network_connectivity) == "true" ]]; then

  if [[ ! -z $(wget --spider -t 1 $remote_network_target_1 | grep "HTTP response 200") ]]; then
    local network_connected="true"
  elif [[ ! -z $(wget --spider -t 1 $remote_network_target_2 | grep "HTTP response 200") ]]; then
    local network_connected="true"
  elif [[ ! -z $(wget --spider -t 1 $remote_network_target_3 | grep "HTTP response 200") ]]; then
    local network_connected="true"
  else
    local network_connected="false"
  fi

  echo "$network_connected"
}

check_desktop_mode() {
  # This function will do a basic check of if we are running in Steam Deck game mode or not, and return "true" if we are outside of game mode
  # USAGE: if [[ $(check_desktop_mode) == "true" ]]; then

  if [[ ! $XDG_CURRENT_DESKTOP == "gamescope" ]]; then
    echo "true"
  else
    echo "false"
  fi
}

check_is_steam_deck() {
  # This function will check the internal product ID for the Steam Deck codename and return "true" if RetroDECK is running on a real Deck
  # USAGE: if [[ $(check_is_steam_deck) == "true" ]]; then

  if [[ $(cat /sys/devices/virtual/dmi/id/product_name) =~ ^(Jupiter|Galileo)$ ]]; then
    echo "true"
  else
    echo "false"
  fi
}

check_for_version_update() {
  # TODO logging
  # This function will perform a basic online version check and alert the user if there is a new version available.

  log d "Entering funtcion check_for_version_update"

  wget -q --spider "https://api.github.com/repos/$git_organization_name/$update_repo/releases/latest"

  if [ $? -eq 0 ]; then
  
    # Check if $selected_branch is not set
    if [[ -z "$selected_branch" ]]; then
        # If $selected_branch is not set, get the latest release tag from GitHub API
        local online_version=$(curl --silent "https://api.github.com/repos/$git_organization_name/$update_repo/releases/latest" | grep '"tag_name":' | sed -E 's/.*"([^"]+)".*/\1/')
    else
        local online_version=$(curl -s "https://api.github.com/repos/$git_organization_name/$update_repo/releases" | jq -r --arg bn "$branch_name" 'sort_by(.published_at) | .[] | select(.tag_name | contains($bn)) | .tag_name' | tail -n 1)
    fi

    if [[ ! "$update_ignore" == "$online_version" ]]; then
      if [[ "$update_repo" == "RetroDECK" ]] && [[ $(sed -e 's/[\.a-z]//g' <<< $version) -le $(sed -e 's/[\.a-z]//g' <<< $online_version) ]]; then
        choice=$(zenity --icon-name=net.retrodeck.retrodeck --info --no-wrap --ok-label="OK" --extra-button="Ignore this version" \
        --window-icon="/app/share/icons/hicolor/scalable/apps/net.retrodeck.retrodeck.svg" \
        --title "RetroDECK - New Update Available" \
        --text="There is a new version of RetroDECK available: <span foreground='$blue'><b>$online_version</b></span>.\nYou can easily update from the app store you have installed, examples: KDE Discover or Gnome Software.\n\nIf you would like to ignore this notification, click the \"Ignore this version\" button.")
        rc=$? # Capture return code, as "OK" button has no text value
        if [[ $rc == "1" ]]; then # If any button other than "OK" was clicked
          log i "Selected: \"OK\""
          set_setting_value $rd_conf "update_ignore" "$online_version" retrodeck "options" # Store version to ignore for future checks
        fi
      elif [[ "$update_repo" == "$cooker_repository_name" ]] && [[ ! $version == $online_version ]]; then
        log i "Showing update request dialog as \"$online_version\" was found and is greater then \"$version\""
        choice=$(rd_zenity --icon-name=net.retrodeck.retrodeck --info --no-wrap --ok-label="Yes" --extra-button="No" --extra-button="Ignore this version" \
          --window-icon="/app/share/icons/hicolor/scalable/apps/net.retrodeck.retrodeck.svg" \
          --title "RetroDECK - New Cooker Version Available" \
          --text="There is a more recent version of RetroDECK cooker.\nYou are running version <span foreground='$blue'><b>$hard_version</b></span>. The latest is <span foreground='$blue'><b>$online_version</b></span>.\n\nWould you like to update?\nIf you would like to ignore this notification, click the \"Ignore this version\" button.\n\nIf you would like to disable these notifications entirely: disable Online Update Checks in the Configurator.")
        rc=$? # Capture return code, as "Yes" button has no text value
        if [[ $rc == "1" ]]; then # If any button other than "Yes" was clicked
          if [[ $choice == "Ignore this version" ]]; then
            log i "\"Ignore this version\" selected, updating \"$rd_conf\""
            set_setting_value $rd_conf "update_ignore" "$online_version" retrodeck "options" # Store version to ignore for future checks.
          fi
        else # User clicked "Yes"
          install_release $online_version
        fi
      fi
    fi
  else # Unable to reach the GitHub API for some reason
    configurator_generic_dialog "RetroDECK Online Update" "RetroDECK is unable to reach the GitHub API to perform a version check.\nIt's possible that location is being blocked by your network or ISP.\n\nIf the problem continues, you will need to disable internal checks through the Configurator\nand perform updates manually through the Discover store."
  fi
}

validate_input() {
  while IFS="^" read -r input action || [[ -n "$input" ]];
  do
    if [[ ! $input == "#"* ]] && [[ ! -z "$input" ]]; then
      if [[ "$input" == "$1" ]]; then
        eval "$action"
        input_validated="true"
      fi
    fi
  done < $input_validation
}

check_version_is_older_than() {
# This function will determine if a given version number is newer than the one currently read from retrodeck.cfg (which will be the previous running version at update time) and will return "true" if it is
# The given version to check should be in normal RetroDECK version notation of N.N.Nb (eg. 0.8.0b)
# USAGE: check_version_is_older_than "version"

local current_version="$version"
local new_version="$1"
local is_newer_version="false"

current_version_major_rev=$(sed 's/^\([0-9]*\)\..*/\1/' <<< "$current_version")
new_version_major_rev=$(sed 's/^\([0-9]*\)\..*/\1/' <<< "$new_version")

current_version_minor_rev=$(sed 's/^[0-9]*\.\([0-9]*\)\..*/\1/' <<< "$current_version")
new_version_minor_rev=$(sed 's/^[0-9]*\.\([0-9]*\)\..*/\1/' <<< "$new_version")

current_version_point_rev=$(sed 's/^[0-9]*\.[0-9]*\.\([0-9]*\).*/\1/' <<< "$current_version")
new_version_point_rev=$(sed 's/^[0-9]*\.[0-9]*\.\([0-9]*\).*/\1/' <<< "$new_version")

if [[ "$new_version_major_rev" -gt "$current_version_major_rev" ]]; then
  is_newer_version="true"
elif [[ "$new_version_major_rev" -eq "$current_version_major_rev" ]]; then
  if [[ "$new_version_minor_rev" -gt "$current_version_minor_rev" ]]; then
    is_newer_version="true"
  elif [[ "$new_version_minor_rev" -eq "$current_version_minor_rev" ]]; then
    if [[ "$new_version_point_rev" -gt "$current_version_point_rev" ]]; then
      is_newer_version="true"
    fi
  fi
fi

# Perform post_update commands for current version if it is a cooker
if grep -qF "cooker" <<< $hard_version; then # If newly-installed version is a "cooker" build, always perform post_update commands for current version
  if [[ "$(echo $hard_version | cut -d'-' -f2)" == "$new_version" ]]; then
    is_newer_version="true"
  fi
fi

echo "$is_newer_version"
}