#!/bin/bash

logit(){
    ak-log-message "$PROGRAM" "$1" "$2"
}

_ak_log_follow(){
    tail -f $AK_LOGSFILE | while read -r p || [ -n "$p" ]
    do
        timestamp="$(echo "$p" | awk '{print $1}')"
        program="$(echo "$p" | awk '{print $2}')"
        messagetype="$(echo "$p" | awk '{print $3}')"
        message="$(echo "$p" | cut -d ' ' -f4-)"
        printf '%s \033[1;32m%s\033[0;00m \033[1;31m%s\033[0;00m %s\n' \
            "$(date --date=@$timestamp +%Y%m%d_%H%M%S)" \
            "$program" \
            "$messagetype" \
            "$message"
    done
}

_ak_log_grep(){
    if [ ! -z $1 ] && [ -n "$1" ]
    then
        if [ "$1" == "-h" ] || [ "$1" == "--help" ]
        then
            description
            echo "Launch with no arguments and select from the menu that will appear"
            exit 1
        fi
    fi

    echo "The following scripts have entries in the log file."
    echo "Select one of those by entering the number of it below and hit enter:"
    select x in $(cat $AK_LOGSFILE | cut -d ' ' -f 2 | sort | uniq)
    do
        grep $x $AK_LOGSFILE
        break
    done
}

_ak_log_rotate(){
    tar cvfz $AK_ARCHIVESDIR/logs_$(date -u +%s).tar.gz $AK_WORKDIR/akd.log $AK_WORKDIR/akd.err $AK_WORKDIR/logs

    cat /dev/null > $AK_WORKDIR/akd.log
    cat /dev/null > $AK_WORKDIR/akd.err
    cat /dev/null > $AK_WORKDIR/logs
}

_ak_log_message(){
    PROGRAM="$(basename $0)"
    TS="$(date -u +%s)"
    if [ ! -z $1 ] && [ -n "$1" ]
    then
        if [ "$1" == "-h" ] || [ "$1" == "--help" ]
        then
            echo "$PROGRAM - Log events"
            echo "-h, --help                    Prints this message"
            echo "<program> <type> <message>    Logs this message"
            exit 0
        fi
        if [ ! -z "$2" ] && [ -n "$2" ]
        then
            if [ ! -z "$3" ] && [ -n "$3" ]
            then
                echo "$TS" "<$1>" "[$2]" "$3" >> $AK_LOGSFILE
                if [ "$AK_DEBUG" == "yes" ]
                then
                    echo "$TS" "<$1>" "[$2]" "$3" >&2
                fi
                exit 0
            else
                echo "$TS" "<$1>" "[ERROR]" "No message" >> $AK_LOGSFILE
                if [ "$AK_DEBUG" == "yes" ]
                then
                    echo "$TS" "<$1>" "[ERROR]" "No message" >&2
                fi
                exit 1
            fi
        else
            echo "$TS" "<$1>" "[ERROR]" "No type and message" >> $AK_LOGSFILE
            if [ "$AK_DEBUG" == "yes" ]
            then
                echo "$TS" "<$1>" "[ERROR]" "No type and message" >&2
            fi
            exit 1
        fi
    else
        echo "$TS" "<$(basename $0)>" "[ERROR]" "No arguments given" >> $AK_LOGSFILE
        if [ "$AK_DEBUG" == "yes" ]
        then
            echo "$TS" "<$(basename $0)>" "[ERROR]" "No arguments given" >&2
        fi
        exit 1
    fi
}