# Docker
alias drone="source /self/storage/.circuitry/.secret/drone.shinc && /usr/local/bin/drone"
alias drone-ys="source /self/storage/.circuitry/.secret/drone-ys.shinc && /usr/local/bin/drone@1"

alias gitPruneRemote="~/circuitry/scripts/pruneGit remote"
alias gitPruneLocal="~/circuitry/scripts/pruneGit local"


#
# LVM
#
lvBackup() {
    if [[ $(sudo lvs | grep root | wc -l) -gt 1 ]]; then
        echo "There are several mentions of root volume"
        return
    fi
        DEVICE=$(sudo lvs | grep root | awk '{print $2}')
        VOL_NAME=$(sudo lvs | grep root | awk '{print $1}')
        if [[ ${DEVICE} != "" ]]; then
                sudo lvcreate -s -n backup -L4.75G /dev/${DEVICE}/${VOL_NAME}
        else
                echo "Could not find the root device"
        fi
}

lvBackupRemove() {
    if [[ $(sudo lvs | grep backup | wc -l) -gt 1 ]]; then
                echo "There are several mentions of backup volume"
                return
        fi
        DEVICE=$(sudo lvs | grep backup | awk '{print $2}')
        VOL_NAME=$(sudo lvs | grep backup | awk '{print $1}')
        if [[ ${DEVICE} != "" ]]; then
                sudo lvremove /dev/${DEVICE}/${VOL_NAME}
        else
                echo "Could not find the backup device"
        fi
}

convertSubtitles() {
    local subtitleFile="${1}"

    iconv -f windows-1250 -t utf-8 "${subtitleFile}" > "${subtitleFile}.utf8" && \
    rm "${subtitleFile}" && \
    mv "${subtitleFile}.utf8" "${subtitleFile}"
}

function scanMultiPdf() {
	local keepScanning=1
	local scanNumber=1
	local filename="$1"
	local inputFilenames=()
	local prefix=$(dd if=/dev/urandom count=1 bs=128 status=none | md5sum -b | cut -d ' ' -f 1)
	local currentFile

	if [[ "${filename}" == "" ]]; then
		echo "You must provide a filename as first argument"
		return 1
	fi

	# This initializes devices if freshly connected
	echo "Scanning for devices, please wait..."
	scanimage --list-devices > /dev/null 2>&1

	while [[ 1 ]]; do
		currentFile="/tmp/scan.${prefix}.${scanNumber}.pdf"
		scanToPdf "${currentFile}"

		if [[ ! -f "${currentFile}" ]]; then
			echo "Failed to scan, try again? [(y)/n]"
			read CONTINUE

			if [[ "${CONTINUE}" != "" ]] && [[ "${CONTINUE}" != "y" ]]; then
				break
			fi

			continue
		fi

		inputFilenames+=("${currentFile}")

		echo "Continue scanning? [(y)/n]"
		read CONTINUE

		if [[ "${CONTINUE}" != "" ]] && [[ "${CONTINUE}" != "y" ]]; then
			break
		fi

		scanNumber=$((scanNumber+1))
	done

	if [[ ${#inputFilenames[@]} -gt 0 ]]; then
		pdfunite ${inputFilenames[@]} "${filename}"
	fi

	rm -f "/tmp/scan.${prefix}."*
}

function scanToPdf()
{
    local output=$1
    local tempOutput="/tmp/scan.pnm"
    if [[ $output == "" ]]; then
        output="scan.pdf"
    fi

    # scan and rotate to fix the scanner rotation using pnmrotate and pnmcut
    scanimage -x 216 -y 297 > "${tempOutput}" && \
    #pnmrotate -1 "${tempOutput}" > "${tempOutput}.rotated" && \
    #pnmcut -top=42 -bottom=-45 -left=62 -right=-64 "${tempOutput}.rotated" > "${tempOutput}" && \
    convertPnmToPdf "${tempOutput}" && \
    mv output.pdf ${output}

    rm -f "${tempOutput}.rotated"
    rm -f "${tempOutput}"

}

function convertPnmToPdf()
{
    local tempOutput="/tmp/concat.pdf"
    convert $@ "${tempOutput}" && \
    gs -sDEVICE=pdfwrite -dCompatibilityLevel=1.4 -dPDFSETTINGS=/screen -dNOPAUSE -dQUIET -dBATCH -sOutputFile=output.pdf "${tempOutput}"
    rm -f "${tempOutput}"
}