#!/bin/sh

APP=cosmonium
REPO="cosmonium/cosmonium"

# CREATE THE FOLDER
mkdir /opt/$APP
cd /opt/$APP

# ADD THE REMOVER
echo '#!/bin/sh' >> /opt/$APP/remove
echo "rm -R -f /usr/share/applications/AM-$APP.desktop /opt/$APP /usr/local/bin/$APP" >> /opt/$APP/remove
chmod a+x /opt/$APP/remove

# DOWNLOAD THE ARCHIVE
mkdir tmp
cd ./tmp

version=$(curl -Ls https://api.github.com/repos/$REPO/releases | jq '.' | grep -w -v i386 | grep -w -v i686 | grep -w -v aarch64 | grep -w -v arm64 | grep -w -v armv7l | grep browser_download_url | grep -i linux  | grep -i "x86_64.tar.gz" | cut -d '"' -f 4 | head -1)
wget $version
echo "$version" >> /opt/$APP/version
cd ..
tar fx tmp/*tar.gz -C ./tmp/; mv tmp/*/* .
rm -R -f ./tmp

# LINK
echo '#!/bin/sh
APP='$APP'
cd /opt/$APP
./$APP $@' >> /usr/local/bin/$APP
chmod a+x /usr/local/bin/$APP

# SCRIPT TO UPDATE THE PROGRAM
cat >> /opt/$APP/AM-updater << 'EOF'
#!/usr/bin/env bash
APP=cosmonium
REPO="cosmonium/cosmonium"
version0=$(cat /opt/$APP/version)
version=$(curl -Ls https://api.github.com/repos/$REPO/releases | jq '.' | grep -w -v i386 | grep -w -v i686 | grep -w -v aarch64 | grep -w -v arm64 | grep -w -v armv7l | grep browser_download_url | grep -i linux  | grep -i "x86_64.tar.gz" | cut -d '"' -f 4 | head -1)
if [ $version = $version0 ]; then
  echo "Update not needed!"
else
  notify-send "A new version of $APP is available, please wait"
  mkdir /opt/$APP/tmp
  cd /opt/$APP/tmp
  wget $version
  cd ..
  tar fx tmp/*tar.gz -C ./tmp/; mv --backup=t tmp/*/* .
  rm ./version
  echo $version >> ./version
  rm -R -f ./tmp ./*~
  notify-send "$APP is updated!"
fi
EOF
chmod a+x /opt/$APP/AM-updater

# LAUNCHER & ICON
mkdir icons
wget https://raw.githubusercontent.com/cosmonium/cosmonium/develop/textures/cosmonium-128.png -O ./icons/$APP 2>/dev/null

echo "[Desktop Entry]
Version=1.0
Type=Application
Exec=$APP %f
Icon=/opt/$APP/icons/$APP
Terminal=false
Name=Cosmonium
GenericName=Space Simulator
Comment=3D astronomy and space exploration program
Categories=Astronomy;Education;Science;" >> /usr/share/applications/AM-$APP.desktop