#!/usr/bin/env bash
source <(curl -fsSL https://raw.githubusercontent.com/community-scripts/ProxmoxVED/main/misc/build.func)
# Copyright (c) 2021-2025 community-scripts ORG
# Author: BiluliB
# License: MIT | https://github.com/community-scripts/ProxmoxVE/raw/main/LICENSE
# Source: https://github.com/plexguide/Huntarr.io

APP="huntarr"
var_tags="${var_tags:-arr}"
var_cpu="${var_cpu:-2}"
var_ram="${var_ram:-1024}"
var_disk="${var_disk:-4}"
var_os="${var_os:-debian}"
var_version="${var_version:-12}"
var_unprivileged="${var_unprivileged:-1}"

header_info "$APP"
variables
color
catch_errors

function update_script() {
  header_info
  check_container_storage
  check_container_resources

  if [[ ! -f /opt/huntarr/main.py ]]; then
    msg_error "No ${APP} Installation Found!"
    exit
  fi

  RELEASE=$(curl -fsSL https://api.github.com/repos/plexguide/Huntarr.io/releases/latest | grep "tag_name" | awk '{print substr($2, 2, length($2)-3)}')
  if [[ "${RELEASE}" != "$(cat /opt/"${APP}"_version.txt)" ]] || [[ ! -f /opt/${APP}_version.txt ]]; then
    msg_info "Stopping $APP"
    systemctl stop huntarr
    msg_ok "Stopped $APP"

    msg_info "Creating Backup"
    if ls /opt/"${APP}"_backup_*.tar.gz &>/dev/null; then
      rm -f /opt/"${APP}"_backup_*.tar.gz
      msg_info "Removed previous backup"
    fi
    tar -czf "/opt/${APP}_backup_$(date +%F).tar.gz" /opt/"${APP}"
    msg_ok "Backup Created"

    msg_info "Updating $APP to v${RELEASE}"
    curl -fsSL -o "/opt/${APP}/${RELEASE}.zip" "https://github.com/plexguide/Huntarr.io/archive/refs/tags/${RELEASE}.zip"
    unzip -q -o "/opt/${APP}/${RELEASE}.zip" -d /tmp
    cp -rf "/tmp/Huntarr.io-${RELEASE}"/* /opt/"${APP}"/

    msg_info "Updating Python dependencies"
    cd /opt/"${APP}" || exit
    if [[ -f "/opt/${APP}/.requirements_checksum" ]]; then
      CURRENT_CHECKSUM=$(md5sum requirements.txt | awk '{print $1}')
      STORED_CHECKSUM=$(cat .requirements_checksum)

      if [[ "$CURRENT_CHECKSUM" != "$STORED_CHECKSUM" ]]; then
        msg_info "Requirements have changed. Performing full upgrade."
        uv pip install -r requirements.txt --python /opt/"${APP}"/venv/bin/python
      else
        msg_info "Requirements unchanged. Verifying installation."
        uv pip install -r requirements.txt --python /opt/"${APP}"/venv/bin/python
      fi
    else
      if ! command -v uv &>/dev/null; then
        msg_info "Installing UV package manager"
        curl -LsSf https://astral.sh/uv/install.sh | sh
        msg_ok "UV package manager installed"
      fi
      uv pip install -r requirements.txt --python /opt/"${APP}"/venv/bin/python
    fi
    md5sum requirements.txt | awk '{print $1}' >.requirements_checksum
    msg_ok "Updated Python dependencies"
    msg_ok "Updated $APP to v${RELEASE}"

    msg_info "Starting $APP"
    systemctl start huntarr
    msg_ok "Started $APP"

    msg_info "Cleaning Up"
    rm -f "/opt/${APP}/${RELEASE}.zip"
    rm -rf "/tmp/Huntarr.io-${RELEASE}"
    msg_ok "Cleanup Completed"

    echo "${RELEASE}" >/opt/"${APP}"_version.txt
    msg_ok "Update Successful"
  else
    msg_ok "No update required. ${APP} is already at v${RELEASE}"
  fi
  exit
}

start
build_container
description

msg_ok "Completed Successfully!\n"
echo -e "${CREATING}${GN}${APP} setup has been successfully initialized!${CL}"
echo -e "${INFO}${YW} Access it using the following URL:${CL}"
echo -e "${TAB}${GATEWAY}${BGN}http://${IP}:9705${CL}"