#! /usr/bin/env bash

# Dynamic Cloudflare DNS, a way to automate DNS changes for Cloudflare
# Copyright (C) 2022 <Anon@yandere.cc>
# 
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# 
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
# 
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <https://www.gnu.org/licenses/>.

# Add the following to your crontab to automate this script
# EDITOR=nvim crontab -e
# */2 * * * * /absolute/path/to/run.sh >> "${HOME}/cron/DynamicCloudflareDNS.log" 2>&1

# Get the runtime path of the bot
ABS_PATH="$(readlink -f "$0")"
RUN_DIR="$(dirname "$ABS_PATH")"

# Relative paths to the virtual environment and main.py
VENV='./venv/bin/activate'
ENTRY='./src/main.py'

# cd into the bot's root path, set up the virtual environment, and run
cd "$RUN_DIR"
[ ! -f "$VENV" ] && echo "Virtual environment not found: ${VENV}" && cd - > /dev/null && exit 1
source "$VENV"
"$ENTRY" "$@"

# Cleanup
deactivate
cd - > /dev/null