#!/bin/bash
# SYSTEM: CONFIG Delete


# If profiles exist
if (( ${#CONFIG_PROFILES_ARRAY[@]} ));
	then

		# Read input
		read -p "Name of profile to Delete? (spaces allowable): " CONFIG_PROFILE_TO_DELETE

		# Input validate (check if empty)
		if [[ -z "$CONFIG_PROFILE_TO_DELETE" ]]
			then
				error_message "[d] Config (delete): Input blank. No file identied for deletion deleted."
				echo -e ""

		# Input validate (check for alphanum & "-_ ")
		elif [[ "$CONFIG_PROFILE_TO_DELETE" =~ [^a-zA-Z0-9_-] ]]
			then
				error_message "[n] Config (delete): Filenames are alphanum only (spaces OK). Try again."
				echo -e ""

		# Proceed with profile deletion
		else


			# Check if name exists, and if so mark flag
			PROFILE_EXISTS_FLAG="false"
			for FILE_TO_DELETE_NAME in "${CONFIG_PROFILES_ARRAY[@]}" 
			do

				if [[ "${FILE_TO_DELETE_NAME}" == ${CONFIG_PROFILE_TO_DELETE} ]]
				then
					PROFILE_EXISTS_FLAG="true"
				fi

			done

			# Perform final action based on flag
			if [[ $PROFILE_EXISTS_FLAG == "true" ]]
				then

					# Reference $CURRENTLY_ACTIVE_CONFIG_FILE to see if deleting is current in use
					CURRENTLY_ACTIVE_CONFIG_FILE=$(<"$CONFIG_FILE_IDENTIFIER_PATH")
					if [[ ${CONFIG_PROFILE_TO_DELETE} == "$CURRENTLY_ACTIVE_CONFIG_FILE" ]]

						# If to delete is in use
						then

							# Delete file (move to trash)
							TIMESTAMP=$(date +%Y-%m-%d--%H-%M-%S)
							mv "$CONFIG_DIRECTORY/config-$CONFIG_PROFILE_TO_DELETE.json" "$CONFIG_DIRECTORY/trash/config-$CONFIG_PROFILE_TO_DELETE.json_(DELETED_${TIMESTAMP})"

							# Delete config file identifier
							truncate -s 0 "$CONFIG_FILE_IDENTIFIER_PATH"

							# Confirmation / Alert
							warning_message "[WARNING]: Config file no longer specified. Please specify one to stream."
							confirmation_message "[d] Config (delete): Deletion of \"$CONFIG_PROFILE_TO_DELETE\" completed (file moved to trash)."
							echo -e ""


						# If to delete is not in use
						else
							TIMESTAMP=$(date +%Y-%m-%d--%H-%M-%S)
							mv "$CONFIG_DIRECTORY/config-$CONFIG_PROFILE_TO_DELETE.json" "$CONFIG_DIRECTORY/trash/config-$CONFIG_PROFILE_TO_DELETE.json_(DELETED_${TIMESTAMP})"
							confirmation_message "[d] Config (delete): Deletion of \"$CONFIG_PROFILE_TO_DELETE\" completed (file moved to trash)."
							echo -e ""

					fi

					# Unset currently actie config file variable
					unset CURRENTLY_ACTIVE_CONFIG_FILE


				# If profile doesn't exist
				else
					error_message "[d] Config (delete): No Config named \"$CONFIG_PROFILE_TO_DELETE\" to delete."
					echo -e ""

			fi

			# Unset Flag
			unset PROFILE_EXISTS_FLAG


		fi


	# If no profiles exist
	else

		error_message "[d] Config (delete): No config profiles to delete. Create with \"new\"."
		echo -e ""

fi