#!/bin/bash
# info: list dns template
# options: TEMPLATE [FORMAT]
#
# The function for obtaining the DNS template parameters.


#----------------------------------------------------------#
#                    Variable&Function                     #
#----------------------------------------------------------#

# Argument defenition
template=$1
format=${2-shell}

# Includes
source $VESTA/func/main.sh
source $VESTA/func/domain.sh

# Json func
json_list_dns() {
    echo '{'
    fileds_count=$(echo $fields| wc -w )
    while read line; do
        IFS=$'\n'
        eval $line
        if [ -n "$data" ]; then
            echo -e '        },'
        fi
        i=1
        IFS=' '
        for field in $fields; do
            eval value=\"$field\"
            value=$(echo "$value" | sed -e 's/"/\\"/g' -e "s/%quote%/'/g")
            if [ $i -eq 1 ]; then
                (( ++i))
                echo -e "\t\"$value\": {"
            else
                if [ $i -lt $fileds_count ]; then
                    (( ++i))
                    echo -e "\t\t\"${field//$/}\": \"${value//,/, }\","
                else
                    echo -e "\t\t\"${field//$/}\": \"${value//,/, }\""
                    data=1
                fi
            fi
        done
    done < $conf
    if [ -n "$data" ]; then
        echo -e '        }'
    fi
    echo -e '}'
}

# Shell function
shell_list_dns() {
    if [ -z "$nohead" ] ; then
        echo "${fields//$/}"
        for a in $fields; do
            echo -e "------ \c"
        done
        echo
    fi

    while read line ; do
        eval $line
        eval echo "$fields" | sed "s/%quote%/'/g"
    done < $conf
}


#----------------------------------------------------------#
#                    Verifications                         #
#----------------------------------------------------------#

check_args '1' "$#" 'TEMPLATE [FORMAT]'
validate_format 'template'
is_dns_template_valid


#----------------------------------------------------------#
#                       Action                             #
#----------------------------------------------------------#

# Defining config and fields
conf=$DNSTPL/$template.tpl
fields='$RECORD $TYPE $PRIORITY $VALUE'

# Listing templates
case $format in 
    json)   json_list_dns ;;
    plain)  nohead=1; shell_list_dns ;;
    shell)  shell_list_dns | column -t ;;
    *)      check_args '1' '0' 'TEMPLATE [FORMAT]';;
esac


#----------------------------------------------------------#
#                       Vesta                              #
#----------------------------------------------------------#

exit