# check if run from script
[[ "${BASH_SOURCE[0]}" == "${0}" ]] && exit 1

LOG_FILE=""

init_logs() {
    LOG_DIR="${ROOT_DIR}/logs"
    mkdir -p "$LOG_DIR"
    LOG_FILE="${LOG_DIR}/app.log"
}

_log() {
    local level="$1"
    local message="$2"
    local timestamp
    timestamp="$(date '+%Y-%m-%d %H:%M:%S')"

    echo "[$timestamp] [$level] $message" | tee -a "$LOG_FILE"
}

log_info()  { _log "INFO" "$1"; }
log_warn()  { _log "WARN" "$1"; }
log_error() { _log "ERROR" "$1"; }