#!/bin/bash

RESTART=true
CONFDIR="${HOME}/.local/$(basename $0)"
TIMESTAMP=$(date "+%x-%X")
set -- $(getopt -u -o ng:  --long no-restart,gvapplid: -- "$@" )

while [ $# -gt 0 ];
do

    case $1 in
        -n|--no-restart)
            RESTART=false
            shift
            continue
            ;;
        -g|--gvapplid)
            GVAPPLID=$2
            shift; shift;
            ;;
        --)
            shift
            DESTS=($@)
            break
            ;;
        *)
            usage
    esac
done

for DEST in ${DESTS[*]}
do
    file="$(find ${CONFDIR%/}/ -name ${DEST})"
    gvapplid=$(awk -v hostname="$(ssh ${DEST} hostname)" '$0 ~ hostname {print $1}' ${CONFDIR%/}/gvapplid)
    case ${DEST} in
        *cnf*|*conf*)
            [ -z "${file-x}" ] && file="${CONFDIR%/}/confluence"
            homedir=/var/atlassian/application-data/confluence
            installdir=/opt/atlassian/confluence
            libdir=${installdir%/}${installdir:+/}confluence/WEB-INF/lib
            classesdir=${installdir%/}${installdir:+/}confluence/WEB-INF/classes
            app=confluence
            appuser=confluence
            ;;
        *jra*|*jira*)
            [ -z "${file-x}" ] && file="${CONFDIR%/}/jira"
            homedir=/var/atlassian/application-data/jira
            installdir=/opt/atlassian/jira
            libdir=${installdir%/}${installdir:+/}atlassian-jira/WEB-INF/lib
            classesdir=${installdir%/}${installdir:+/}atlassian-jira/WEB-INF/classes
            app=jira
            appuser=jira
            ;;
        *)
            echo "host ${DEST} not found -> exit"
            exit
            ;;
    esac

    echo "Using configfile $file"
    UNINSTALLDIR="\${HOME}/UNINSTALL/${TIMESTAMP}/"

    if stat "${file}" >/dev/null 2>/dev/null ; then
        echo "Stop $app on ${DEST}"
        ssh ${DEST} systemctl stop ${app}.service
        cat ${file}|sort -r |grep -v " *#"|while read cmd pkg version ; do
            case $cmd in
                install)
                    if [ -z "${version}" ]; then
                        dir=$( find ~/.m2 -type d -name "*${pkg}*"|grep -v '\$' )
                        loginfo "dir: $dir"
                        pkgdir=$(find ${dir} -maxdepth 1 -mindepth 1 -type d  -exec basename  '{}' \;  |sort -n -t"." -k 1,1 -k 2,2 -k 3,3|tail -n1)
                        loginfo "pkgdir: $pkgdir"
                        loginfo "${dir}/${pkgdir}"
                        package=$(find ${dir}/${pkgdir} -name "*${pkg}*.jar")
                        loginfo "package: $package"
                    else
                        package=$(find ~/.m2 -name "*${pkg}-${version}.jar")
                    fi
                    if [ -n "${package-x}" ]; then
                        loginfo "$cmd $pkg $version"
                        logdebug "install $package"
                        scp ${package} ${DEST}:${libdir}
                        ssh ${DEST} chown $appuser:${appusergrp-root} "${libdir}/$(basename ${package})" </dev/null
                        ssh ${DEST} chmod ${fileperm-0644} "${libdir}/$(basename ${package})" </dev/null
                    else
                        echo "$pkg in version $version not found"
                    fi
                    ;;
                remove)
                    if [ -n "${pkg}" ]; then
                        if [ -n "${version}" ]; then
                            echo remove $pkg in version ${version} from ${DEST}
                            ssh -T ${DEST} /bin/bash <<EOF
                            mkdir -p "${UNINSTALLDIR}" </dev/null
                            [ \$(find ${libdir} -name "*${pkg}-${version}.jar" </dev/null |wc -l) -gt 0 ] && \
                            mv \$(find ${libdir} -name "*${pkg}-${version}.jar") "${UNINSTALLDIR}". </dev/null
EOF
                        else
                            echo remove $pkg in all versions from ${DEST}
                            ssh -T ${DEST} /bin/bash <<EOF
                            mkdir -p "${UNINSTALLDIR}" </dev/null
                            [ \$(find ${libdir} -name "*${pkg}-*.jar" </dev/null |wc -l) -gt 0 ] && \
                            mv \$(find ${libdir} -name "*${pkg}-*.jar") "${UNINSTALLDIR}"/. </dev/null
EOF
                        fi
                    else
                        echo pkg not set ignore line »${cmd} ${pkg} ${version}« from configfile
                    fi
                    ;;
                *)
                    echo "line not correct: $cmd $pkg $version"
                    ;;
            esac
            unset cmd pkg version
        done

        $RESTART && echo "Start ${app} on ${DEST}" || echo "Do not restart ${app} on ${DEST}"
        $RESTART && ssh ${DEST} systemctl start ${app}.service </dev/null
    else
        echo "Configfile ${file} not found"
    fi
done