#!/bin/bash

BASEDIR=$PWD
#Put directories to get maps from here. One per line.
mapdirs=(
    "modular_chomp/maps/southern_cross"
    "modular_chomp/maps/soluna_nexus"
    "modular_chomp/maps/relic_base"
)

RED='\033[0;31m'
GREEN="\033[0;32m"
#This will automatically fill with any maps in mapdirs that are form MAPNAMEn.dmm.
map_files=()

#Fill up mapfiles list
for mapdir in "${mapdirs[@]}"; do
	echo "Scanning $mapdir..."
	#https://stackoverflow.com/a/23357277
	while IFS= read -r -d $'\0'; do
		map_files+=("$REPLY")
	done < <(find "${BASEDIR}/${mapdir}" -maxdepth 1 -name '*[0-9]*.dmm' -print0)
done

#Print full map list
echo "Full map list (${#map_files[@]}):"
for map in "${map_files[@]}"; do
	echo $map
done
printf "\n\n\n"

#Duplicate stderr because dmm-tools doesn't return an error code for bad icons or bad path so we need to capture it
exec 5>&2

#Render maps to initial images ignoring some tg specific icon_state handling
any_errors=0
result=$(~/dmm-tools minimap "${map_files[@]}" --disable smart-cables,overlays,pretty,transit-tube 2>&1 | tee /dev/fd/5)

#Check if anything errored
if [[ ($? -ne 0) || ("${result}" =~ ("bad icon"|"bad path"|"error")) ]]; then
	any_errors=1
fi

#Close the new file descriptor
exec 5>&-

printf "\n"

#Give results if we're just testing
if [[ $1 == "--testing" ]]; then
	if [[ any_errors -ne 0 ]]; then
		echo -e "${RED}Errors occured during testing!"
		exit 1
	fi
	echo -e "${GREEN}Maps were successfully rendered."
	exit 0
fi

echo "Starting image resizing..."
cd data/minimaps

#Resize images to proper size and copy them to the correct place
for map in ./*.png; do
	j=$(echo $map | sed -nE "s/^\.\/([^-]*)(-[^1-9]*)?([1-9][0-9]*)(.*)-1\.png$/\1_nanomap_z\3.png/p")
	echo "Resizing $map and copying to icons/_nanomaps/$j"
	convert $map -resize 2240x2240 "$BASEDIR/icons/_nanomaps/$j"
done