#!/bin/bash
export LC_ALL=C

progname="${progname:="${0##*/}"}"
version="0.4"
#GTK_THEME="alt-dialog"
DH_CONFIG_DIR="$HOME/.config/distrohopper"
DH_CONFIG="$DH_CONFIG_DIR/distrohopper.conf"
DH_ICON_DIR="/usr/share/icons/distrohopper"
TERMINAL=sakura
replace='"!"'
export "DH_CONFIG_DIR" "DH_CONFIG" "DH_ICON_DIR" "TERMINAL" "replace"
source "$DH_CONFIG"

cd "$VMS_DIR" || exit

# Set traps to catch the signals and exit gracefully
trap "exit" INT
trap "exit" EXIT

# dependencies checks
if ! command -v yad >/dev/null 2>&1; then
	echo "You are missing yad..." >&2
	exit 1
fi
# run TUI instead
if [ "$1" = "-t" ] ; then
	printf '%s: v.%s\nquickemu: v.%s\n\n VMs dir: %s\n\n' "$progname" "$version" "$(quickemu --version)" "$(pwd)"
	vms=(*.conf)
	# Dependency check: check if fzf is installed and can be executed
	if ! command -v fzf >/dev/null 2>&1; then
		echo "You are missing fzf..." && exit 255
	fi
	printf ' Prepared VMs:\n-------------\n\n'
	# Check if there are any VMs
	if [ ${#vms[@]} -eq 0 ]; then
		echo "No VMs found."
		exit 1
	fi
	# Print the names of the available VMs
	printf "%s\n" "${vms[@]%.*}"
	echo "-------------"
	# Action prompt
	printf " Do you want to create a new VM? (c)
	 or run an existing one? (press anything)\n"
	read -rn 1 -s start
	case $start in
		c )
			todo="create"
		;;
	esac
	# If the user chose to create a new VM
	if [ "$todo" = "create" ]; then
		os=$(quickget | sed 1d | cut -d':' -f2 | grep -o '[^ ]*' | fzf --cycle --header='Choose OS to download
 or CTRL-c or ESC to quit')
	# If the OS is Windows
	if [ "$os" = windows ]; then
		answer=$(echo "Default English
Choose other language" | fzf --cycle)
		# If the user wants another windows language
		if [ "$answer" = "Choose other language" ]; then
			wrelease=$(echo "8
10
11" | fzf --cycle)
			# get window language list
			wlend=$(($(cat quickget | sed '/Arabic/,$!d' | grep -n '}' | cut -d':' -f1 | head -n 1) - 1))
			# get windows language
			wlang=$(cat quickget | sed '/Arabic/,$!d' | head -n $wlend | cut -d'=' -f2 | tail -c +2 | head -c -2 | sed 's/^[ \t]*//' | fzf --cycle --header='Choose Language
 or CTRL-c or ESC to quit')
			# downloading windows
			printf '\n Trying to download Windows %s %s...\n\n' "$wrelease" "$wlang"
			quickget "windows" "$wrelease" "$wlang"
		fi
	fi
	# Get the release and edition to download, if necessary
	choices=$(quickget "$os" | sed 1d)
	if [ "$(echo "$choices" | wc -l)" = 1 ]; then
		# get release
		release=$(echo "$choices" | grep 'Releases' | cut -d':' -f2 | grep -o '[^ ]*' | fzf --cycle --header='Choose Release
 or CTRL-c or ESC to quit')
		# downloading
		printf '\n Trying to download %s %s...\n\n' "$os" "$release"
		quickget "$os" "$release"
	else
		# get release
		release=$(echo "$choices" | grep 'Releases' | cut -d':' -f2 | grep -o '[^ ]*' | fzf --cycle --header='Choose Release
 or CTRL-c or ESC to quit')
		# get edition
		edition=$(echo "$choices" | grep 'Editions' | cut -d':' -f2 | grep -o '[^ ]*' | fzf --cycle --header='Choose Edition
 or CTRL-c or ESC to quit')
		# downloading
		printf '\n Trying to download %s %s %s...\n\n' "$os" "$release" "$edition"
		quickget "$os" "$release" "$edition"
	fi
	# choose VM to run
	choosed=$(echo "$(ls ./***.conf 2>/dev/null | sed 's/\.conf$//')" | fzf --cycle --header='Choose VM to run
 or CTRL-c or ESC to quit')
	# Run choosed VM
	printf '\n Starting %s...\n\n' "$choosed"
	quickemu -vm "$choosed.conf"
fi
else
	# run GUI
	key=$((RANDOM % 9000 + 1000))
	GTK_THEME="alt-dialog"
	yad --plug="$key" --tabnum=1 --monitor --icons --listen --read-dir="$DH_CONFIG_DIR"/ready --sort-by-name --no-buttons --borders=0 --icon-size=48 --item-width=76 &
	yad --plug="$key" --tabnum=2 --monitor --icons --listen --read-dir="$DH_CONFIG_DIR"/supported --sort-by-name --no-buttons --borders=0 --icon-size=48 --item-width=76 &
	yad --plug="$key" --tabnum=3 --monitor --icons --listen --read-dir="$DH_CONFIG_DIR" --sort-by-name --no-buttons --borders=0 --icon-size=48 --item-width=76 &
	yad --dynamic --notebook --key="$key" --monitor --window-icon="$DH_ICON_DIR"/hop.svg --width=900 --height=800 --title="DistroHopper $version" --listen --no-buttons --tab="run VM" --tab="download VM" --tab="settings"
fi

exit 0