#!/usr/bin/env bash

while true
do
      read -r -p "Would you like to update Gitea? [Y/n] " input
 
      case $input in
            [yY][eE][sS]|[yY])
                  break
                  ;;
            [nN][oO]|[nN])
                  break
                  ;;
            *)
                  echo "That wasn't an option..."
                  ;;
      esac      
done
set -b
ping -c1 "github.com" &>"/dev/null"
ping -c1 "api.github.com" &>"/dev/null"
ping -c1 "dl.gitea.io" &>"/dev/null"
ping -c1 "raw.githubusercontent.com" &>"/dev/null"
if [[ "${?}" -ne 0 ]]; then
    echo "I am unable to access one of the necessary domains that are needed to continue this Install."
elif [[ "${#args[@]}" -eq 0 ]]; then
# Check if curl is installed
if [ ! -x /usr/bin/curl ] ; then
CURL_NOT_EXIST=1
apt install -y curl
else
CURL_NOT_EXIST=0
fi
VER=$(curl --silent "https://api.github.com/repos/go-gitea/gitea/releases/latest" | grep '"tag_name":' | sed -E 's/.*"([^"]+)".*/\1/' | sed 's|[v,]||g' )                                               
sudo systemctl stop gitea
if [ -n "$(uname -a | grep i386)" ]; then
    curl -fsSL -o "/tmp/gitea" "https://dl.gitea.io/gitea/$VER/gitea-$VER-linux-386"
fi

if [ -n "$(uname -a | grep x86_64)" ]; then
  curl -fsSL -o "/tmp/gitea" "https://dl.gitea.io/gitea/$VER/gitea-$VER-linux-amd64"
fi

if [ -n "$(uname -a | grep armv6l)" ]; then
  curl -fsSL -o "/tmp/gitea" "https://dl.gitea.io/gitea/$VER/gitea-$VER-linux-arm-6"
fi

if [ -n "$(uname -a | grep armv7l)" ]; then
  curl -fsSL -o "/tmp/gitea" "https://dl.gitea.io/gitea/$VER/gitea-$VER-linux-arm-7"
fi
sudo mv /tmp/gitea /usr/local/bin
sudo chmod +x /usr/local/bin/gitea
sudo chown git: /var/lib/gitea/{data,indexers,log}
sudo chmod 750 /var/lib/gitea/{data,indexers,log}
sudo chown root:git /etc/gitea
sudo chmod 770 /etc/gitea
sudo systemctl start gitea
sudo ufw allow 3000
echo -e "=================================================================="
publicipaddress=$(curl -sS --connect-timeout 10 -m 60 https://ipv4.icanhazip.com/ || curl -sS --connect-timeout 10 -m 60 https://api.ipify.org )
intenalip=$(ip addr | grep -E -o '[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}' | grep -E -v "^127\.|^255\.|^0\." | head -n 1)
    echo "Gitea Should be available at http://${intenalip}:3000"
    echo "Or If you are using a VPS at http://${publicipaddress}:3000"
echo -e "=================================================================="
fi