#!/usr/bin/env zsh

declare -A levels=([DEBUG]=0 [INFO]=1 [WARN]=2 [ERROR]=3)
# LOG_LEVEL="DEBUG"

logger() {
    if [ -z ${LOG_LEVEL+x} ]; then
        return 3
    fi
    local log_message=$1
    local log_priority=$2

    #check if level exists
    [[ ${levels[$log_priority]} ]] || return 1

    #check if level is enough
    (( ${levels[$log_priority]} < ${levels[$LOG_LEVEL]} )) && return 2

    #log here
    echo "${log_priority} : ${log_message}"
}

logger.debug(){
    logger $1 "DEBUG"
}

logger.info(){
    logger $1 "INFO"
}

logger.warn(){
    logger $1 "WARN"
}

logger.error(){
    logger $1 "ERROR"
}