#!/bin/bash

if [ "$(ps -o comm= $PPID)" != "kgx" ] 
then
  echo "Script is running under $(ps -o comm= $PPID)"
  if rpm -q gnome-console >/dev/null; then
    echo "gnome-console is already installed"
  else
    echo "Installing gnome-console"
    sudo dnf install gnome-console -y
  fi
  echo "Restarting script in gnome-console..."
  kgx -e "/bin/bash -c 'cd $(dirname "$(readlink -f "$0")"); ./$(basename "$0")'" &
  read -t 2
  pkill -f "gnome-terminal"
  exit
fi

vpns=$(nmcli connection show | grep vpn | awk '{print $1}')

config_file="config.txt"
if [ -f "$config_file" ]; then
    source "$config_file"
else
    echo "Config file not found."
    exit 1
fi

while true
do
  current_time=$(date +%H:%M)
  next_index=-1
  for i in "${!schedule[@]}"
  do
    if [[ "$current_time" < "${schedule[$i]}" ]]
    then
      next_index=$i
      break
    fi
  done
  
  if [ $next_index -eq -1 ]
  then
    next_index=0
  fi

  next_time="${schedule[$next_index]}"

  if [[ "$current_time" > "${schedule[$next_index]}" ]]
  then
    next_seconds=$(($(date -d "$next_time +1 day" +%s) - $(date +%s)))
  else
    next_seconds=$(($(date -d "$next_time" +%s) - $(date +%s)))
  fi
  

  if [ $next_seconds -lt 0 ]
  then 
    echo 'schedule error, exiting...'
    exit
  fi

  while [ $next_seconds -gt 0 ]
  do
    echo -ne "\033[0K\rWaiting for $next_time... (in $next_seconds s) "
    read -t 1
    next_seconds=$(( $next_seconds - 1 ))
  done

  echo ""
  
  next_vpn_index=$(( $next_index + 1 ))
  vpn=$(echo "$vpns" | sed -n "${next_vpn_index}p")
  echo "VPN: $next_vpn_index $vpn"
  
  if [ "$vpn" != "" ]
  then
    echo "Killing potential previous bot..."
    pkill -f "gnome-terminal"
    echo "Switching VPN..."
    nmcli connection down $(nmcli connection show --active | grep vpn | awk '{print $1}')
    attempt=1
    while [ $attempt -le $retries ]
    do
      nmcli connection up $vpn
      read -t 2
      if nmcli connection show --active | grep -q $vpn
      then
        echo "VPN connection successfully established"
        echo "Starting script..."
        if [ -f "./Microsoft-Rewards-bot/$vpn.json" ]
        then
          gnome-terminal -- sh -c "cd Microsoft-Rewards-bot && python ms_rewards_farmer.py --dont-check-for-updates --shuffle --session --superfast --on-finish exit --no-webdriver-manager --accounts-file $vpn.json --discord $webhook; exit; exec bash" &
          read -t 2
          echo "Script started"
          read -t 1
          break
        else
          echo "File ./Microsoft-Rewards-bot/$vpn.json does not exist, skipping starting bot for this VPN"
          read -t 3
          break
        fi
      else
        echo "Failed to establish VPN connection (attempt $attempt of $retries)"
        if [ $attempt -eq $retries ]
        then
          echo "Max retries reached, switching to the next available VPN connection"
        fi
        read -t 1
      fi
      attempt=$(( $attempt + 1 ))
    done
  fi
done