#!/bin/bash
#  $HeadURL$ $LastChangedRevision$

#  Modules
. $(bs-config bs_share_prefix)/include/bssupport.sh || { echo "${0##*/}: INTERNAL ERROR: failed to load bssupport.sh" >&2; exit 3; }
. $(miniade) || { echo "${0##*/}: ERROR: miniade failed (hint: run 'miniade' to see error)" >&2; exit 1; }

#  Configurable stuff

#  Other globals

main()
{
    local MY_ARGS
    local PROGRAM VERBOSELEVEL PROGNAME

    #  Defaults for options

    #  Process options
    miniade_process_options --help-handler=usage MY_ARGS "$@" && set -- "${MY_ARGS[@]}"

    #  Process arguments

    #  Sanity checks and derivations
    #  bs sets PROGRAM, but passes it to us through environment as BS_PROGRAM, copy it back.
    PROGRAM=$BS_PROGRAM   
    VERBOSELEVEL=$BS_VERBOSELEVEL   
    AUTHEMAIL=$BS_AUTHEMAIL   
    AUTHFULLNAME=$BS_AUTHFULLNAME   
    SOURCES_SVNREPO_URL=$BS_SOURCES_SVNREPO_URL   
    TARBALL_TGZREPO_DIR=$BS_TARBALL_TGZREPO_DIR   
    SOURCES_SVNWC_DIR=$BS_SOURCES_SVNWC_DIR   
    bssupport_checkset VERBOSELEVEL PROGRAM AUTHEMAIL AUTHFULLNAME SOURCES_SVNREPO_URL TARBALL_TGZREPO_DIR SOURCES_SVNWC_DIR 
    miniade_get_progname PROGNAME
    miniade_set_verboselevel $VERBOSELEVEL
    bssupport_changestate --id=$PROGRAM --from=released,unreleased --step=$PROGNAME
    bssupport_sandbox
    bssupport_getstate $PROGRAM STATE
    
    #  Guts
    miniade_info "working out version ..."
    if [ $STATE = released ]; then
        for TAG_DIR in $(svn ls $SOURCES_SVNREPO_URL/tags); do
            if ! [[ $TAG_DIR =~ ^(.*)/$ ]]; then
                miniade_warning "$TAG_DIR: badly named tag directory"
                continue
            elif [ "X$VERSION" != X ] && dpkg --compare-versions ${BASH_REMATCH[1]} le $VERSION; then
                miniade_debug 10 "$TAG_DIR: not higher than previously noted highest"
                continue
            fi
            VERSION=${BASH_REMATCH[1]}
        done
    elif [ $STATE = unreleased ]; then
        #  verify source changelog is unreleased and extract version
        bssupport_get_unreleased_sources_version $SOURCES_SVNWC_DIR/doc/ChangeLog VERSION
        VERSION=$VERSION.UNRELEASED
    fi
    
    miniade_info "getting sources ..."
    if [ $STATE = released ]; then
        svn co --quiet $SOURCES_SVNREPO_URL/tags/$VERSION $PROGRAM
    elif [ $STATE = unreleased ]; then
        cp -r $SOURCES_SVNWC_DIR $PROGRAM
        make -s -C $PROGRAM clean
        #  adebun will bauk if ChangeLog doesn't say sources are released. So frig that by
        #  finalising the ChangeLog (remember, it's just a copy).
        adech --debug=$VERBOSELEVEL --finalise $PROGRAM/doc/ChangeLog
    fi
    
    #make
    miniade_info "making tarball ..."
    CMDLINE="adebun --author-email=\"$AUTHEMAIL\" --author-name=\"$AUTHFULLNAME\" --release-id=$VERSION $PROGRAM"
    miniade_debug 10 "CMDLINE=[$CMDLINE]"
    #  ade requires special handling to use the source's adebun command.
    if [ $PROGRAM = ade ]; then
        make -sC $PROGRAM
        CMDLINE="$PROGRAM/bin/adedevsh $CMDLINE"
    fi
    eval "$CMDLINE" || miniade_error "bundling failed (hint: see messages above)"
    TGZ=$(echo *.tar.gz)
    chmod 644 $TGZ
    
    #upload
    miniade_info "uploading tarball ..."
    mkdir -p $TARBALL_TGZREPO_DIR
    cp -a $TGZ $TARBALL_TGZREPO_DIR/
    
    #deloldunreleased
    #  If we uploaded a tarball of released sources then delete any unreleased tarballs.
    if [ $STATE = released ]; then
        miniade_info "deleting old *unreleased* tarballs ..."
        rm -f $TARBALL_TGZREPO_DIR/$PROGRAM*UNRELEASED*
    fi
}

main "$@"