#!/bin/bash
if [ "$1" != "" ]; then
    cmd[0]="$AWS rds describe-db-parameter-groups --db-parameter-group-name $1"

else
    cmd[0]="$AWS rds describe-db-parameter-groups"
fi

pref[0]="DBParameterGroups"
tft[0]="aws_db_parameter_group"
idfilt[0]="DBParameterGroupName"

for c in $(seq 0 0); do

    cm=${cmd[$c]}
    ttft=${tft[(${c})]}
    echo $cm
    awsout=$(eval $cm 2>/dev/null)
    if [ "$awsout" == "" ]; then
        echo "$cm : You don't have access for this resource"
        exit
    fi
    if [ "$1" != "" ]; then
        count=1
    else
        count=$(echo $awsout | jq ".${pref[(${c})]} | length")
    fi
    echo "count=$count"
    if [ "$count" -gt "0" ]; then
        count=$(expr $count - 1)
        for i in $(seq 0 $count); do
            #echo $i
            cname=$(echo $awsout | jq -r ".${pref[(${c})]}[(${i})].${idfilt[(${c})]}")
            rname=${cname//:/_} && rname=${rname//./_} && rname=${rname//\//_}
            echo "$ttft $cname"
            if [[ "$cname" == "default"* ]]; then echo "skipping default parameter group" && continue; fi

            fn=$(printf "%s__%s.tf" $ttft $rname)
            if [ -f "$fn" ]; then echo "$fn exists already skipping" && continue; fi

            printf "resource \"%s\" \"%s\" {}\n" $ttft $rname >$fn

            terraform import $ttft.${rname} "${cname}" | grep Importing
            terraform state show -no-color $ttft.${rname} >t1.txt

            rm -f $fn

            file="t1.txt"
            echo $aws2tfmess >$fn
            tarn=""
            s3buck=""
            subnets=()
            while IFS= read line; do
                skip=0
                # display $line or do something with $line
                t1=$(echo "$line")
                if [[ ${t1} == *"="* ]]; then
                    tt1=$(echo "$line" | cut -f1 -d'=' | tr -d ' ')
                    tt2=$(echo "$line" | cut -f2- -d'=')

                    if [[ ${tt1} == "id" ]]; then skip=1; fi
                    if [[ ${tt1} == "arn" ]]; then skip=1; fi
                    if [[ ${tt1} == "creation_date" ]]; then skip=1; fi
                    if [[ ${tt1} == "last_modified_date" ]]; then skip=1; fi
                    if [[ ${tt1} == "name" ]]; then
                        skip=0
                        nt1=$(echo $t1)
                    fi
                    if [[ ${tt1} == "name_prefix" ]]; then
                        skip=1
                    fi

                fi
                if [ "$skip" == "0" ]; then
                    #echo $skip $t1
                    echo "$t1" >>$fn
                fi

            done <"$file"
            # get subnetss
        done
    fi
done

#rm -f t*.txt