#!/bin/sh

APP=telegram
REPO="telegramdesktop/tdesktop"

# 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 "tar.xz" | cut -d '"' -f 4 | head -1)
wget $version
echo "$version" >> /opt/$APP/version
cd ..
tar xf ./tmp/*tar.xz -C ./tmp/ && mv ./tmp/*/* .
rm -R -f ./tmp

# LINK
ln -s /opt/$APP/Telegram /usr/local/bin/$APP

# LAUNCHER
echo "[Desktop Entry]
Version=1.0
Name=Telegram Desktop
Comment=Official desktop version of Telegram messaging app
TryExec=$APP
Exec=$APP -- %u
Icon=/opt/$APP/icons/$APP
Terminal=false
StartupWMClass=TelegramDesktop
Type=Application
Categories=Chat;Network;InstantMessaging;Qt;
MimeType=x-scheme-handler/tg;
Keywords=tg;chat;im;messaging;messenger;sms;tdesktop;
X-GNOME-UsesNotifications=true" >> /usr/share/applications/AM-$APP.desktop

# ICON
mkdir icons
wget https://web.telegram.org/k/assets/img/apple-touch-icon.png -O ./icons/$APP  2> /dev/null