#!/bin/bash

# BEGIN: Variables

DHCPD_CONF_CONTENTS="$(<${CONFIG_FILE:?"DHCPD_CONFIG was not set"})"

# END: Variables


# BEGIN: Functions

get_shared_network_declarations () {
	local CURRENT_BUFFER=""
	local CURRENT_SHARED_NETWORK_NAME=""
	local -i OPEN_BRACKETS=0
	local -i CLOSE_BRACKETS=0
	local CAN_READ=0
	local -n HASH_TABLE="${1:?"get_declarations: Has table variable not passed into function"}"

	while read line; do
		if [[ "$line" =~ ^$SHARED_NETWORK_BEGIN_REGEX.*$ ]]; then
			CAN_READ=1
			CURRENT_SHARED_NETWORK_NAME=`echo $line | awk '{ print $2 }' | tr -d \"`
		fi

		if [[ $CAN_READ -eq 1 ]]; then
			CURRENT_BUFFER+="$line\n"
			[[ "$line" == *'{'* ]] && ((OPEN_BRACKETS++))
			[[ "$line" == *'}'* ]] && ((CLOSE_BRACKETS++))
			if [[ $OPEN_BRACKETS -eq $CLOSE_BRACKETS ]]; then
				HASH_TABLE["$CURRENT_SHARED_NETWORK_NAME"]="$( echo -e "$CURRENT_BUFFER" )"
				CURRENT_BUFFER=""
				CAN_READ=0
				OPEN_BRACKETS=0
				CLOSE_BRACKETS=0
				CURRENT_SHARED_NETWORK_NAME=""
			fi
		fi

	done <<< "$DHCPD_CONF_CONTENTS"
}

# END: Functions

declare -A testHashTable

get_shared_network_declarations testHashTable

for name in "${!testHashTable[@]}"; do
	echo "$name"
	echo "${testHashTable[$name]}"
done