#!/bin/bash
copyFiles_action() {
	(( cron )) || echo -n $'Copying files...\033[K'
	echo '
		SELECT
			source_files.filename,
			source_files.last_change,
			destinations.id,
			destinations.name,
			destination_files.id
		FROM			source_files
			INNER JOIN	destination_files
				ON	source_files.id
						= destination_files.source_file_id
			INNER JOIN	destinations
				ON	destination_files.destination_id=destinations.id
			INNER JOIN	mime_type_actions
				ON	mime_type_actions.id = source_files.mime_type
		WHERE	CAST(destination_files.last_change AS TEXT)
				<> CAST(source_files.last_change AS TEXT)
		AND	mime_type_actions.destination_id = destinations.id
		AND	mime_type_actions.action = 2;

		SELECT "AtOM:NoMoreFiles";' >&3
	read -u4 line
	while ! [[ $line = AtOM:NoMoreFiles ]]
	do
		copyfiles+=("$line")
		read -u4 line
	done

	echo 'BEGIN TRANSACTION;' >&3
	for copyfile in "${copyfiles[@]}"
	do
		sourcefilename=${copyfile%%::AtOM:SQL:Sep::*}
		sourcedir=${sourcefilename%/*}
		rest="${copyfile#*::AtOM:SQL:Sep::}::AtOM:SQL:Sep::"
		lastchange=${rest%%::AtOM:SQL:Sep::*}
		rest=${rest#*::AtOM:SQL:Sep::}
		destinationid=${rest%%::AtOM:SQL:Sep::*}
		rest=${rest#*::AtOM:SQL:Sep::}
		destination=${rest%%::AtOM:SQL:Sep::*}
		rest=${rest#*::AtOM:SQL:Sep::}
		destfileid=${rest%%::AtOM:SQL:Sep::*}
		rest=${rest#*::AtOM:SQL:Sep::}
		(( count++ ))
		(( cron )) || printf '\b\b\b\b%3i%%' $(( (count * 100) / ${#copyfiles[@]} ))
		if [ -n "${destinationrenamepath["$destination"]}" ]
		then
			destdir="$(guessPath)"
			guessstatus=$?
			case $guessstatus in
				1)
					continue
				;;
				2)
					(( postponed++ ))
					continue
				;;
			esac
		else
			destdir="${destinationpath["$destination"]}/"
			if [[ $sourcefilename =~ / ]]
			then
				destdir+=$(
					sanitizeFile "${sourcefilename%%/*}" dir
				)
				part=${sourcefilename#*/}
				while [[ $part =~ / ]]
				do
					destdir+="/$(
						sanitizeFile "${part%%/*}" dir
					)"
					part=${part#*/}
				done
				if ! [ -d "$destdir" ]
				then
					mkdir -p "$destdir"
				fi
			fi
		fi
		if cp -a --reflink=always		\
			"$sourcepath/$sourcefilename"	\
			"$destdir"			\
			2>/dev/null			\
		|| cp -al				\
			"$sourcepath/$sourcefilename"	\
			"$destdir"			\
			2>/dev/null			\
		|| cp -a				\
			"$sourcepath/$sourcefilename"	\
			"$destdir"
		then
			Update destination_files			\
				filename				\
					"$destdir/${sourcefilename##*/}"\
				rename_pattern 				\
					"${destinationrenamepath[$destination]}/${destinationrename[$destination]}"\
				fat32compat				\
					${destinationfat32compat["$destination"]}\
				ascii					\
					${destinationascii["$destination"]}\
				last_change				\
					$lastchange			\
			 <<-EOWhere
				id = $destfileid
			EOWhere
			(( done++ ))
		fi
	done
	echo 'COMMIT;' >&3
	if (( count ))
	then
		(( cron )) || echo -n $'\r'
		if (( count ))
		then
			echo -n "Copied ${done:-0} of $count"		\
			"files${postponed+ ($postponed postponed)}."
		(( cron )) || echo -en "\033[K"
		echo
	else
		(( cron )) || echo -n $'\r\033[K'
	fi
	unset count done
}